24th week of 2021 patent applcation highlights part 6 |
Patent application number | Title | Published |
20210177415 | STAPLING ADJUNCT ATTACHMENT - Methods for applying one or more adjuncts to tissue are provided. In one embodiment, the method can include positioning an adjunct, e.g., using an adhesive, on one of first and second jaws of an end effector of a surgical stapler. In one embodiment, an attachment mechanism on the adjunct can prevent stretching of at least a portion of the adjunct. In other aspects, the adjunct can be maintained on the at least one jaw in a first state in which the adjunct is at least partially stretched over the at least one jaw, and actuation of the surgical stapler can cause the adjunct to transition from the first state to a second state such that the adjunct in the second state at least partially separates from the at least one jaw. | 2021-06-17 |
20210177416 | STAPLE REINFORCEMENT FOR SURGICAL STAPLER - The present invention aims to provide a staple reinforcement for a surgical stapler that can be used in surgical staplers of various sizes, is easily passed through ports, and is less likely to shift during operation of the surgical stapler. Provided is a staple reinforcement for a surgical stapler, including a fabric layer containing a bioabsorbable material and a sponge layer containing a water-soluble polymer, the fabric layer and the sponge layer being integrally laminated. | 2021-06-17 |
20210177417 | SURGICAL STAPLER WITH END EFFECTOR COATING - Methods and devices are provided for promoting wound healing. In general, surgical staplers and stapler components are provided having a coating thereon that is configured to selectively control an interaction between at least one matrix metalloproteinase (MMP) inhibitor and an outer surface of the stapler or stapler component. | 2021-06-17 |
20210177418 | ADJUNCT MATERIALS AND METHODS OF USING SAME IN SURGICAL METHODS FOR TISSUE SEALING - Surgical methods involving cutting and sealing tissue include affixing a first adjunct material to tissue at a treatment site, such as by stapling the adjunct to tissue. A second adjunct material is applied to at least a portion of the first adjunct material such that the second adjunct material interacts with the first adjunct material to form a seal in an area of the tissue covered by at least one of the first and the second adjunct material. The resulting tissue sealing structure, which includes a combination of the two adjuncts, is believed to be superior to the sealing properties of either adjunct alone. | 2021-06-17 |
20210177419 | SURGICAL INSTRUMENT KITS FOR SEQUENCING USER OPERATIONS - A kit for a powered surgical instrument causes the performance of a homing initiation procedure prior to the connection of a connectable component to the powered surgical instrument. The kit includes a powered surgical instrument, and end effector for coupling to the powered surgical instrument, and a blister pack housing at least the powered surgical instrument. | 2021-06-17 |
20210177420 | IMPLANTABLE FLOW CONNECTOR - A method of implanting and securing an implantable flow connector in a body of a patient for providing communication of a first space within the body of the patient with a second space within the body of the patient. The method includes providing a flow connector having a lumen having a first orifice and a second orifice, inserting a retention device into the first space within the body, subsequently inserting the flow connector through an opening in the retention device so the second portion of the flow connector extends into the first space within the body and placing the second space within the body over the retention device. | 2021-06-17 |
20210177421 | ANASTOMOTIC COUPLER - An anastomotic coupler is provided. A ring can include a plurality of receiving portions. A fixation device includes a cartridge. The cartridge includes a plurality of fasteners. The ring is aligned with the cartridge such that the receiving portions are aligned with the fasteners. Upon actuation of the fixation device, the fasteners puncture the tubular structure and are received by the receiving portions such that the tubular structure is coupled with the ring. | 2021-06-17 |
20210177422 | RELOAD ASSEMBLY WITH KNIFE CARRIER LOCKOUT - A surgical stapling device includes a reload assembly that includes a dual-detent system to retain a knife carrier of the reload assembly in a retracted position after the stapling device is fired. The dual detent system includes auxiliary and primary detents to improve the retention force of the knife carrier to minimize the likelihood of inadvertent readvancement of the knife carrier and annular knife. | 2021-06-17 |
20210177423 | HANDHELD ELECTROMECHANICAL SURGICAL SYSTEM - The present disclosure relates to adapter assemblies for use with and to electrically and mechanically interconnect electromechanical surgical devices and surgical reloads, and to surgical systems including handheld electromechanical surgical devices and adapter assemblies for connecting surgical reloads to the handheld electromechanical surgical devices. | 2021-06-17 |
20210177424 | RUBBER BAND LIGATION SYSTEM FOR TREATMENT OF HEMORRHOIDS - A system including an anoscope having a first channel extending along a longitudinal axis and a second channel positioned at an angle to the first channel. For hemorrhoid treatment, an elastic band ligation device is insertable into the second channel, the elastic band ligation device carrying an elastic band and having an advancer movable in a distal direction to dislodge the elastic band. | 2021-06-17 |
20210177425 | SYSTEMS AND METHODS FOR SELECTIVELY OCCLUDING THE SUPERIOR VENA CAVA FOR TREATING HEART CONDITIONS - Systems and methods and devices are provided for treating conditions such as heart failure and/or pulmonary hypertension by at least partially occluding flow through the superior vena cava for an interval spanning multiple cardiac cycles. A catheter with an occlusion device is provided along with a controller that actuates a drive mechanism to provide at least partial occlusion of the patients superior vena cava, which reduces cardiac filling pressures, and induces a favorable shift in the patients Frank-Starling curve towards healthy heart functionality and improved cardiac performance. The occlusion device may include a lumen obstructed by a relief valve that may permit fluid flow through the occlusion device to release an excessive build-up of pressure. | 2021-06-17 |
20210177426 | CONTROLLING RATE OF BLOOD FLOW TO RIGHT ATRIUM - Blood flow affecting implant and implantation thereof in superior vena cava, optionally including disintegration of endothelium layer and inducing tissue ingrowth within implant. Implant includes elongated body with optional tubular inner layer forming orifice, shapeable to final orifice diameter for restricting blood flowing therethrough to chosen average flow rate; and/or tubular outer layer provided coaxially around inner layer. Outer layer is formed of second material provided in elastically deformable state for facilitating elastic radial self¬expanding from collapsed diameter up to relaxed maximal expanded diameter greater than diameter of inner wall portion of superior vena cava. Inner layer is formed of first material, in plastically or elastically deformable state. | 2021-06-17 |
20210177427 | ELECTRICALLY ENHANCED RETRIEVAL OF MATERIAL FROM VESSEL LUMENS - Retrieval of material from vessel lumens can be improved by electrically enhancing attachment of the material to a medical device. The device can include an elongate core member having a distal portion configured to be intravascularly positioned at a treatment site within a blood vessel lumen, and an interventional element connected to the distal portion of the elongate core member. The interventional element includes a body that is expandable from a first configuration to a second configuration and an electrically conductive radiopaque marker coupled to the body. An electrically conductive lead has a distal portion electrically coupled to the radiopaque marker and a proximal portion configured to be electrically coupled to a current source. | 2021-06-17 |
20210177428 | METHODS, COMPOSITIONS, AND DEVICES FOR THE OCCLUSION OF CAVITIES AND PASSAGEWAYS - Provided herein are methods, compositions, and devices for occluding cavities or passageways in a patient, in particular cavities or passageways in the cardiovascular system of a patient, such as the LAA of a patient's heart. The methods, compositions, and devices can be used to percutaneously occlude the LAA, decreasing the risk of thromboembolic events associated with AF. | 2021-06-17 |
20210177429 | ANEURYSM METHOD AND SYSTEM - A vaso-occlusive device is disclosed herein having a delivery configuration when restrained within a delivery catheter and a deployed configuration when released from the delivery catheter into an aneurysmal sac. The vaso-occlusive device includes a tubular structure and an elongated embolic element. The tubular structure is configured to form at least two nested sacks within the aneurysm, thereby creating a multi-layer scaffolding within the aneurysm sac. The elongate embolic element is coupled to proximal end of the tubular structure and is configured to fill an interior region of the multi-layer scaffolding when deployed into the aneurysmal sac. At least one of the two nested sacks can be inverted upon deployment. The tubular structure can include a tubular braided mesh. | 2021-06-17 |
20210177430 | EMBOLIZATION CATHETER WITH INTEGRAL FILTER - An embolization microcatheter is configured to deliver embolization particles to a target area and minimize or prevent embolization of a non-target area. The microcatheter includes a section, located between the distal and proximal ends of the microcatheter, having a skeleton formed of braided wires and a polymeric layer intercalated into and/or overlaying the skeleton. This section includes a plurality of axial slits, each slit having a smallest cross-sectional dimension configured to prevent outflow of the embolization particles. | 2021-06-17 |
20210177431 | INTELLIGENT FEMORAL ARTERY HEMOSTASIS DEVICE BY COMPRESSION - Disclosed is an intelligent femoral artery hemostasis device by compression, including a main body capable of automatic compression. The main body includes a compression mechanism and a pressing plate mechanism successively provided from bottom to top; a lift regulator is provided between the support column and the compression mechanism; the compression mechanism is further provided with a detector for bleeding detection; and the main body is further integrated with a power supply module, an operation module and a central processing module. This invention realizes automatic bleeding detection and automatic pressurizing, and ensures the integration and compactness of the device. The power supply module, the operation module and the central processing module are integrated in the main body, avoiding external connecting wires and making it convenient to use the device when the tourniquet works in a twining working condition. | 2021-06-17 |
20210177432 | Smart Tourniquet - A multilayer smart tourniquet applied about a wound environment or injured tissue. The smart tourniquet can be supplied with sensors and micro heating and cooling units. | 2021-06-17 |
20210177433 | Surgical Saw Blade - The saw blade comprising a bar and a blade. The distal end of the bar formed with a distal end opening and a discharge port formed in at least one of the top and bottom faces that opens into the distal end opening, the discharge port for discharging debris. The bar is formed with a geometric feature for receiving a coupling member to hold the bar to the saw, the geometric feature being an opening that extends through the bar. The blade having a blade base disposed in the distal end opening of the bar and a blade crown that extends forward from the blade base and forward of the distal end of the bar. | 2021-06-17 |
20210177434 | Intraoperative Dynamic Trialing - A dynamic trialing method generally allows a surgeon to perform a preliminary bone resection on the distal femur according to a curved or planar resection profile. With the curved resection profile, the distal-posterior femoral condyles may act as a femoral trial component after the preliminary bone resection. This may eliminate the need for a separate femoral trial component, reducing the cost and complexity of surgery. With the planar resection profile, shims or skid-like inserts that correlate to the distal-posterior condyles of the final insert may be attached to the distal femur after the preliminary bone resection to facilitate intraoperative trialing. The method and related components may also provide the ability of a surgeon to perform iterative intraoperative kinematic analysis and gap balancing, providing the surgeon the ability to perform necessary ligament and/or other soft tissue releases and fine tune the final implant positions based on data acquired during the surgery. | 2021-06-17 |
20210177435 | DEVICE AND METHOD FOR ALLOGRAFTING - In one embodiment, a cutting guide is disclosed for use in a surgical procedure to removed damaged tissue from a patient and form a recipient site configured and dimensioned to receive a donor graft. The cutting guide includes a first aim that abuts a section of the damaged tissue to be removed, and a second arm including a hole and a slot that receives a cutting implement, the first arm and the slot defining a distance therebetween corresponding to a desired dimension of the recipient site. In another embodiment, a cutting guide is disclosed for use in forming a donor graft from donor tissue. The cutting guide includes a body that receives the donor tissue, and a shaping member that is rotatably secured to the body. The shaping member includes at least one vane that shapes the donor tissue so as to form the donor graft. | 2021-06-17 |
20210177436 | MICROFRACTURE APPARATUSES AND METHODS - Apparatuses and methods for microfracture (e.g., forming a plurality of microfractures in a bone to encourage cartilage regeneration). Some of the present apparatuses and methods are configured to create microfractures with smaller transverse dimensions (e.g., diameters) and greater depths than previously known. Some of the present apparatuses and methods comprise a penetrator removal tab coupled to the penetrator and configured to retract the penetrator relative to the cannula. | 2021-06-17 |
20210177437 | DRILL BITS AND METHODS FOR PREPARING BONE - Described herein are examples of orthopedic drill bits and methods of preparing a bone of a living being for fixation. An example method includes coupling a drive attachment of a drill bit to a mounting attachment of a driver, and placing a guide at a desired location on the bone. The guide has an opening corresponding to an area of bone to be removed. The guide provides proper positioning and alignment for drilling a hole. With the guide in place, the method further includes aligning the drill bit with the opening on the guide and drilling a hole in the bone. Once the hole is drilled, the method includes de-coupling the drill bit from the driver, and bending the drill bit at the drive attachment while the drill bit is still in the bone. In some examples, additional method steps follow preparation of the hole. | 2021-06-17 |
20210177438 | DEVICE AND METHOD FOR PERFORATING A DENSE BONE LAYER - A device and method for perforating a dense bone layer. The device includes a vibration generator for generating mechanical vibration, in particular ultrasonic vibration, and an instrument with an elongated shaft and a distal end piece including a perforator. The distal end piece is arranged at a distal end of the shaft and the proximal end of the shaft is connected or connectable to the vibration generator. The perforator has the form of a solid or a hollow cylinder. The vibration generator, the shaft and the distal end piece are adapted to each other for the shaft to transmit, when connected to the activated vibration generator, mechanical vibration from the vibration generator to the distal end piece and for vibrating the perforator in a direction parallel to its cylinder axis. | 2021-06-17 |
20210177439 | KNEE BALANCING INSTRUMENT - Disclosed is an instrument for balancing a knee. The instrument has a first plate ( | 2021-06-17 |
20210177440 | ADJUSTABLE CUTTING BLOCK FOR KNEE ARTHROPLASTY - According to one example, an adjustable cut guide for resecting a bone can include a base, a cam, an actuator, and an insert. The base can include a channel extending between a first end and a second end and a slot intersecting the channel. The cam can extend into the slot, and the cam can be coupled to the base within the slot to rotate between a first position and a. second position. The actuator can be disposed in the slot, where the actuator can be translatable by rotation of the cam between an extended position when the cam is in the first position and a retracted position when the cam is in the second position. The insert can be disposed within the channel of the base and the insert can be secured relative to the base by the actuator when the actuator is in the extended position. | 2021-06-17 |
20210177441 | COMPUTER-ASSISTED SHOULDER SURGERY AND METHOD - A humerus cutting assembly includes a guide frame having an attachment member adapted to be secured to a humerus adjacent to a humeral head. A cutting guide is releasably connected to the guide frame, the cutting guide configured to guide a tool in altering the humeral head. One or more inertial sensor units is on the cutting guide, the inertial sensor unit tracking an orientation of the cutting guide relative to the humerus based on the releasable connection between the cutting guide and the guide frame. | 2021-06-17 |
20210177442 | ELECTRICALLY ENHANCED RETRIEVAL OF MATERIAL FROM VESSEL LUMENS - Retrieval of material from vessel lumens can be improved by electrically enhancing attachment of the material to a medical device. The device can include an elongate core member having a distal portion configured to be intravascularly positioned at a treatment site within a blood vessel lumen, and an interventional element connected to the distal portion of the elongate core member. The interventional element includes a body that is expandable from a first configuration to a second configuration and an electrically conductive radiopaque marker coupled to the body. An electrically conductive lead has a distal portion electrically coupled to the radiopaque marker and a proximal portion configured to be electrically coupled to a current source. | 2021-06-17 |
20210177443 | COMPLEX WIRE FORMED DEVICES - The devices and methods described herein relate to jointless construction of complex structures. Such devices have applicability in through-out the body, including clearing of blockages within body lumens, such as the vasculature, by addressing the frictional resistance on the obstruction prior to attempting to translate and/or mobilize the obstruction within the body lumen | 2021-06-17 |
20210177444 | FEEDBACK DEPENDENT LITHOTRIPSY ENERGY DELIVERY - A lithotripter is provided that includes a lithotripsy apparatus for treatment of a urinary tract stone by fragmentation. The lithotripsy apparatus includes a lithotripsy wave guide shaft configured to transmit an energy form to at least one urinary tract stone. The lithotripter includes a sensing device configured to provide signal data for determining optimal application of energy during treatment with the lithotripsy apparatus. The lithotripter includes a processor configured to collect the signal data and provide feedback to a user. The processor has a control logic configured to determine at least one of: a) if the lithotripsy wave guide shaft is in contact with a tissue; b) if the lithotripsy wave guide shaft is in contact with a stone; c) type of stone; d) if a user is applying force in excess of a predetermined threshold; and e) physical characteristics of a stone. A method is also provided. | 2021-06-17 |
20210177445 | DEVICE AND METHOD FOR GENERATING FORWARD DIRECTED SHOCK WAVES - Described herein is a shock wave device for the treatment of vascular occlusions. The shock wave device includes an outer covering and an inner member inner connected at a distal end of the device. First and second conductive wires extend along the length of the device within the volume between the outer covering and the inner member. A conductive emitter band circumscribes the ends of the first and second wires to form a first spark gap between the end of the first wire and the emitter band and a second spark gap between the end of the second wire and the emitter band. When the volume is filled with conductive fluid and a high voltage pulse is applied across the first and second wires, first and second shock waves can be initiated from the first and second spark gaps. | 2021-06-17 |
20210177446 | ELECTRICALLY ENHANCED RETRIEVAL OF MATERIAL FROM VESSEL LUMENS - Retrieval of material from vessel lumens can be improved by electrically enhancing attachment of the material to the removal device. The removal device can have a core assembly that includes a hypotube coupled to a first electrical terminal and a pushwire coupled to a second electrical terminal, the pushwire extending through the hypotube lumen. An insulating layer separates the hypotube and the pushwire, and an interventional element is coupled to a distal end of the pushwire. The interventional element can be disposed adjacent to a thrombus. An electrical signal is delivered to the interventional element to promote adhesion of the thrombus to the interventional element. The electrical signal can optionally be a periodic waveform, and the total energy delivered can be between 0.75-24,000 mJ and the peak current delivered via the electrical signal can be between 0.5-5 mA. | 2021-06-17 |
20210177447 | TOOLS FOR BODILY IMPLANTS - According to an aspect, an apparatus includes a handle portion having a first portion and a second portion, a distal portion disposed opposite the handle portion, the distal portion having a first connector contacting portion and a second connector contacting portion, the first connector contacting portion being configured to move with respect to the second connector contacting portion, the distal portion being configured to be disposed in a first configuration and a second configuration, the first connector contacting portion being disposed a first distance from the second connector contacting portion when the distal portion is in the first configuration, the first connector contacting portion being disposed a second distance from the second connector contacting portion when the distal portion is in the second configuration, the second distance being greater than the first distance, and a biasing member configured to bias the distal portion into the first configuration. | 2021-06-17 |
20210177448 | SUCTION HEADS FOR VACUUM-ACTUATED SURGICAL GRASPERS - A suction head for a vacuum-actuated surgical grasper includes a proximal portion, a distal portion extending from the proximal portion, the distal portion being flared so as to have an outer dimension that increases from a proximal end of the distal portion to a distal end of the distal portion, and an inner passage extending through the suction head, the inner passage including a proximal portion that extends through the proximal portion of the suction head and a distal portion that extends through the distal portion of the suction head, wherein the distal portion of the inner passage is also flared so as to have an inner dimension that increases from the proximal end of the distal portion of the suction head to the distal end of the distal portion of the suction head, wherein the distal portion of the inner passage also includes internal ribs configured to grip tissue. | 2021-06-17 |
20210177449 | MEDICAL SCISSORS FOR MICROINVASIVE APPLICATIONS - Microinvasive applications medical scissors include a first scissor blade ( | 2021-06-17 |
20210177450 | SURGICAL CUTTING TOOL - A surgical cutting tool for keyhole surgery comprises: a handle | 2021-06-17 |
20210177451 | ASSEMBLY TOOL FOR ULTRASONIC SURGICAL INSTRUMENTS AND KITS AND METHODS INCLUDING THE SAME - An assembly tool for use with an ultrasonic surgical instrument includes a body portion, a neck, and a head portion. The body portion includes a base and first and second legs extending from the base to define a receiving area therebetween. The neck is attached to the body portion and the head portion is attached to the neck. The head portion defines a central opening. The first and second legs of the body portion are configured to engage a portion of a housing of an ultrasonic surgical instrument received within the receiving area, and the head portion is configured to engage a rotation knob of the ultrasonic surgical instrument received within the central opening to rotationally fix the rotation knob relative to the housing. Kits including the assembly tool and methods of assembling an ultrasonic surgical instrument using the assembly tool are also provided. | 2021-06-17 |
20210177452 | DETERMINING THE STATE OF AN ULTRASONIC ELECTROMECHANICAL SYSTEM ACCORDING TO FREQUENCY SHIFT - An ultrasonic electromechanical system for an ultrasonic electromechanical system may include an ultrasonic blade, a clamp arm disposed opposite the ultrasonic blade, an ultrasonic transducer acoustically coupled to the ultrasonic blade, in which the ultrasonic transducer is configured to oscillate the ultrasonic blade in response to a drive signal, and a control circuit coupled to the ultrasonic transducer. The control circuit can be configured to determine a position of a tissue clamped between the ultrasonic blade and the clamp arm, and control an amount of power of the drive signal based at least in part on the position of the tissue. | 2021-06-17 |
20210177453 | ULTRASOUND TRANSDUCER, ULTRASOUND TREATMENT TOOL, AND MANUFACTURING METHOD OF ULTRASOUND TRANSDUCER - An ultrasound transducer includes a transducer body configured to generate ultrasound vibration to vibrate a treatment portion that treats a living tissue. The transducer body includes a plurality of piezoelectric elements configured to alternately repeat expansion and contraction according to a supplied drive signal. The plurality of piezoelectric elements are integrally fastened in a state where the plurality of piezoelectric elements are stacked along a direction of expansion and contraction. The plurality of piezoelectric elements include a first piezoelectric element configured to expand at a first timing and contract at a second timing, and a second piezoelectric element whose expansion and contraction timings are different from expansion and contraction timings of the first piezoelectric element. The second piezoelectric element is arranged so that a polarization direction of the second piezoelectric element is a same as a polarization direction of an adjacent piezoelectric element. | 2021-06-17 |
20210177454 | CATHETER WITH RADIALLY EXPANDABLE SCORING ELEMENT - A catheter for dilating and/or destroying a stenosis in a vessel of a patient includes a catheter shaft having a cavity, at least one first active element within the cavity fixedly connected to a wall delimiting the cavity, and at least one radially protruding scoring element arranged on the outside of the catheter shaft at the cavity for exerting a pressure force on a stenosis in a vessel. The at least one first active element is configured to react to an axially movable element by radially expanding the catheter shaft and thereby radially expanding the at least one radially protruding scoring element. | 2021-06-17 |
20210177455 | TISSUE-REMOVING CATHETER - A tissue-removing catheter for removing tissue in a body lumen includes a tube extending axially along the catheter. A junction box housing is located at a distal end of the tube. An elongate body extends distally from the junction box housing. The elongate body is sized and shaped to be received in the body lumen. A gear assembly is disposed in the junction box housing. The gear assembly engages the elongate body for rotating the elongate body. A tissue-removing element is mounted on a distal end portion of the elongate body. The tissue-removing element is configured to remove the tissue as the tissue-removing element is rotated by the elongate body within the body lumen. | 2021-06-17 |
20210177456 | WINDOW DRESSING FOR USE WITH ULTRASONIC AID IN VENIPUNCTURE - A window dressing includes a primary layer having a window for viewing a catheter insertion site. The primary layer includes an adhesive layer on a lower, skin-contacting face of the primary layer. A transparent layer covers the window and adheres to the upper surface of the primary layer. An ultrasonic transmission layer is positioned below the primary layer, where the transmission layer comprises a layer of hydrogel. A support structure has a stiffness that is greater than the primary layer and has an adhesive layer on the lower surface of the support structure. The support structure adhesive layer adheres the support structure to the upper surface of the primary layer. | 2021-06-17 |
20210177457 | TROCAR POSITIONING APPARATUS AND METHODS FOR USE - Trocar retractor apparatus and methods for use are described where an apparatus for positioning an instrument may generally include a substrate having a first surface and a second surface opposite to the first surface, an instrument positioning guide projecting from the first surface of the substrate, and one or more suction assemblies positioned along the second surface and in fluid communication with an interior of the substrate. The one or more suction assemblies may be attachable to a tissue region via a vacuum force applied through the one or more suction assemblies. The apparatus may also have the substrate configured to maintain a predetermined configuration when the vacuum force is applied. | 2021-06-17 |
20210177458 | NATURAL ORIFICE SURGERY SYSTEM - Embodiments of a surgical access port system that comprises a retractor that is adapted for being coupled to a cap and that is particularly useful in natural orifice surgery are described. The retractor comprises an outer ring, wherein the outer ring is configured to be disposed proximate the natural orifice of the patient and substantially surround the orifice; a tubular body; and various stabilizing mechanisms surrounding the tubular body, sized and configured to stabilize and retain the retractor within the orifice. The stabilizing embodiments described herein are useful in all natural orifices and are of particular use in the vaginal surgery. | 2021-06-17 |
20210177459 | SEAL SYSTEM FOR AN ARTHROSCOPIC CANNULA - A seal shield system protects and preserves seal functionality within a cannula during usage while maintaining existing fluid management and reduced drag. The seal shield system includes an end cap with an aperture extending therethrough, a cannula body extending distally from the end cap, a seal shield connected to the end cap, the seal shield having a first thickness, and one or more seals connected to the seal shield such that the seal shield is connected between the end cap and the one or more seals, one of the one or more seals having a second thickness. The first thickness is smaller than the second thickness. | 2021-06-17 |
20210177460 | TROCAR RETRACTOR APPARATUS AND METHODS FOR USE - Trocar retractor apparatus and methods for use are described where an apparatus for positioning an instrument may generally include a substrate having a first surface and a second surface opposite to the first surface, an instrument positioning guide projecting from the first surface of the substrate, and one or more suction assemblies positioned along the second surface and in fluid communication with an interior of the substrate. The one or more suction assemblies may be attachable to a tissue region via a vacuum force applied through the one or more suction assemblies. The apparatus may also have the substrate configured to maintain a predetermined configuration when the vacuum force is applied. | 2021-06-17 |
20210177461 | TWO-PIECE CUTTING GUARD WITH EVACUATION PORTS - A tissue guard for insertion within an access device disposed within an operating cavity includes a base section defining open proximal and distal ends and a lumen extending therethrough between the open proximal end and the open distal end. The base section includes one or more openings in a side thereof in fluid communication with the lumen. The proximal end of the base section includes an evacuation ring in fluid communication with the lumen. A tissue cuff is configured to encapsulate the base section and is selectively moveable between a distal position for facilitating insertion of the tissue guard within an access device disposed within a tissue opening in an operating cavity and a proximal position wherein the tissue cuff encloses the one or more openings to form an evacuation channel between the one or more openings and the evacuation ring to facilitate fluid evacuation from the operating cavity. | 2021-06-17 |
20210177462 | CERVICAL CERCLAGE APPLICATOR AND METHOD - A device and method for application of a cervical cerclage suture to a patient's cervix is disclosed. The device includes a housing having a first end and a second end spaced from the first end and defining an internal passageway. The device includes a retractable claw having a shaft slidable in the passageway and comprising a plurality of spaced flexible fingers that hold and release the cerclage suture. Each flexible finger may have a through-hole for receiving the cerclage suture, and may have a radial slit in communication with the through-hole and through which the cerclage suture is releasable from each finger. The claw is movable in the housing between a retracted state and an extended state relative to the housing. The shaft is operatively connected to the claw to move the claw axially relative to the housing. | 2021-06-17 |
20210177463 | DEVICES, SYSTEMS AND METHODS FOR TREATING THE SKIN - According to some embodiments, a method of treating a skin surface of a subject comprises heating a skin surface, abrading native skin tissue of a subject using a microdermabrasion device, wherein using the microdermabrasion device comprises moving the microdermabrasion device relative to the skin surface while simultaneously delivering at least one treatment fluid to the skin surface being treated and cooling the abraded skin surface. | 2021-06-17 |
20210177464 | Orthopedic Spring Hinge System and Methods Thereof - A device, kit, and method for the treatment of anatomical joint dysfunctions, and more particularly, to a spring hinge comprising: a primary coil spring having a helical structure with a central cavity, wherein the primary coil spring forms a plurality of spirals layered against one another when the primary coil spring is in an unexpanded state; wherein the primary coil spring comprises surfaces that are configured to nest against each other to resist translational or shearing movement between adjoining spiral layers. | 2021-06-17 |
20210177465 | IMPLANT FOR BONE FRACTURE STABILIZATION - Implants and methods for stabilizing bone fractures are provided. In one embodiment, the implants are spheres. In another embodiment, the implants are rods. The rods can be used to stabilize peripheral portions of a bone fracture. The rods can be shaped and configured to correspond to the shape of a region of bone against which the rod will be deployed. The rods can be provided with surface features for engaging adjacent rods and/or adjacent regions of bone to further stabilize the rods. The spheres can be inserted to fill a remaining volume of the fracture cavity. The implants can be made from orthobiologic materials. | 2021-06-17 |
20210177466 | DEFORMABLE BODY AND COMBINATION OF SUCH DEFORMABLE BODY AND A SURGICAL SCREW ELEMENT - The present invention provides a deformable body ( | 2021-06-17 |
20210177467 | GUIDE DEVICE FOR ATTACHMENT AND TRANSFIXATION OF SLIDING PLATES FOR DYNAMIC IMPLANTS - A guiding device for fixing flexible blades of spinal implants, which includes a guide device for transfixing flexible blades ( | 2021-06-17 |
20210177468 | REVISION CONNECTORS, SYSTEMS, AND METHODS THEREOF - Connector assemblies, systems, and methods thereof. One or more modular connectors has a first portion that clamps to a first rod in an existing construct and a second portion that clamps to a second rod in a new construct such that the new construct can be extended from the existing construct. | 2021-06-17 |
20210177469 | UNILATERAL IMPLANT HOLDERS AND RELATED METHODS - Various embodiments of unilateral implant holders and related methods are disclosed herein. An exemplary unilateral implant holder can include a surgical instrument that includes a unilateral locking mechanism arranged at a distal end of the instrument for rigidly holding onto a unilateral portion of the implant. The locking mechanism can be configured to lock onto a unilateral portion of the implant such that access to the implant is not blocked. By engaging the instrument's locking mechanism with a counterpart locking interface defined in an implant, sufficient clamping force can be applied by the locking mechanism to resist multi-directional forces exerted on the implant during a surgical procedure. The surgical instrument can be a stand-alone unilateral implant holder. The surgical instrument can be configured to perform a surgical task while concurrently holding the implant in place using the unilateral locking mechanism. | 2021-06-17 |
20210177470 | METHODS OF LONG BONE REPAIR UTILIZING CONTINUOUS COMPRESSION IMPLANTS - The present disclosure is directed to a method of surgical repair utilizing a continuous compression staple for an orthopedic injury site having a long bone fracture defining a fracture boundary between a first bone fragment and a second bone fragment. The method can include the steps of aligning the fragments, applying a temporary compressive force to the aligned fragments, inserting a compression staple in a tensioned state into the first and second bone fragments such that it traverses the fracture boundary, releasing tension in the compression staple such that the staple exerts a continuous compressive force to the first and second bone fragments, and securing a neutralization implant to the long bone. The disclosure further includes kits and systems for performing the disclosed surgical methods. | 2021-06-17 |
20210177471 | SCREW GUIDES FOR BONE PLATES - A fastener guide that includes a body. The body includes a through-bore configured for receiving a fastener and an end configured for contacting a bone plate. The fastener guide further includes at least one member configured for contacting and retaining the fastener within the body. | 2021-06-17 |
20210177472 | DRIVEN UNIVERSAL SCREW GUIDE - A driven fastener guide for guiding a fastener into a hole of a bone plate. The driven fastener guide includes an elongated driver configured for connecting to a drill and a fastener guide member operably connected to the elongated driver. The fastener guide member includes a split body and a through-bore configured for receiving the fastener. The fastener guide member is configured for aligning the fastener relative to the hole of the bone plate. | 2021-06-17 |
20210177473 | BONE PLATE AND BONE PLATE KIT - In order to apply, with a simple and easy means, proper pressure between bone segments spaced apart as a result of osteotomy or a bone fracture, without lowering the fixing force at the screw meshing portion, without increasing a dead space, and without increasing the thickness of the plate, the present invention provides a bone plate having an upper face, which is to be in contact with bone, a lower face, which is to be in contact with the bone, and a plurality of holes arranged to receive bone screws and connecting the upper face and the lower face. In at least one of the holes, a portion of an edge, on the upper face, of the hole is formed so as to be raised in the form of a protrusion higher than the upper face around the hole. | 2021-06-17 |
20210177474 | FRACTURE AND NONUNION RIB IMPLANTS - A rib implant securable to first and second rib portions of a rib. The rib implant can include a body, a first porous stem, and a second porous stem. The body can be configured to span a first rib portion of a rib and a second rib portion of the rib. The first porous stem can extend from the body and the first porous stem can be insertable into a first intramedullary canal of the first rib portion. The second porous stem can extend from the body opposite the first porous stem. The second porous stem can be insertable into a second intramedullary canal of the second rib portion to, together with the first porous stem, secure the first rib portion and the second rib portion. | 2021-06-17 |
20210177475 | CABLE SADDLE - The present embodiments include a cable cerclage system and method for the correction of fractures. The system and method can include a cable saddle including first and second loops extending from an upper surface thereof, the first and second loops including apertures extending therethrough and sized and shaped to receive a cerclage cable therethrough. The present embodiments are also directed to a cable cerclage system including at least one cable link, the cable link having a through-hole extending therethrough from a first end to a second end and including a first coupling member at a first and a second coupling member at a second end. The first coupling member of a first cable link is configured to couple to the second coupling member of an adjacent second cable link so that the through-holes of the first and second cable links align to form an elongated cerclage cable passageway. | 2021-06-17 |
20210177476 | BONE CLOSURE ASSEMBLY - A bone closure assembly that includes a buckle and a strap having a first end fixedly attached to the buckle. The strap is configured for looping around bone portions. The bone closure assembly also includes a locking cap removably connected to the buckle. The locking cap is configured for securing the strap within the buckle to secure the bone portions together. | 2021-06-17 |
20210177477 | CANNULATED ASPIRATION SCREW DEVICE AND METHODS OF USE THEREOF - An improved cannulated aspiration screw device and method of use thereof for removal of, inter alia, bone marrow from a patient's bone. The cannulated aspiration screw device includes a shaft at its proximate end and a drilling dip section at its distal end and has a removable insert, that when inserted in the cannulated aspiration screw device at is proximate end prevents the flow of materials into and through the cannulated aspiration screw device while the device is being screwed into the bone. Once the cannulated aspiration screw device is screwed in place, the removable insert is removed, and an aspiration device (such as a surgical syringe) is then connected at the proximate end of the cannulated aspiration screw device (generally utilizing a connector) and aspiration is then performed using the aspiration device. | 2021-06-17 |
20210177478 | WIRE TENSIONER TIP - A wire tensioner tip includes a body having a first extension and a second extension spaced apart to define a ring slot. An engagement body is disposed within the ring receiving slot. The engagement body includes one or more projections configured to engage an outer surface of a ring positioned within the ring receiving slot. A coupling element extends from the body and is configured to couple the body to a wire tensioner. | 2021-06-17 |
20210177479 | System And Method For Positioning A Tracking Device - Disclosed is a system and method for tracking an instrument. The instrument may be tracked with one or more trackable members. The trackable members may be held relative to a handle to which the instrument is attached. | 2021-06-17 |
20210177480 | SPINAL IMPLANT SYSTEM AND METHOD - A delivery system includes a first instrument having an outer sleeve defining a passageway. The first instrument includes an inner sleeve having a first end disposed in the passageway and a second end including a first mating element. The inner sleeve defines a channel. A second instrument includes a hollow shaft disposed in the channel and a handle coupled to the shaft. The handle includes a body and a second mating element extending from the body. The second mating element is configured to engage the first mating element to secure the second instrument to the first instrument. Methods are disclosed. | 2021-06-17 |
20210177481 | MODULAR BATTERY POWERED HANDHELD SURGICAL INSTRUMENT WITH SELECTIVE APPLICATION OF ENERGY BASED ON TISSUE CHARACTERIZATION - A surgical instrument comprises a shaft assembly comprising a shaft and an end effector coupled to a distal end of the shaft; a handle assembly coupled to a proximal end of the shaft; a battery assembly coupled to the handle assembly; a radio frequency (RF) energy output powered by the battery assembly and configured to apply RF energy to a tissue; an ultrasonic energy output powered by the battery assembly and configured to apply ultrasonic energy to the tissue; and a controller configured to, based at least in part on a measured tissue characteristic, start application of RF energy by the RF energy output or application of ultrasonic energy by the ultrasonic energy output at a first time. | 2021-06-17 |
20210177482 | APPARATUS AND SYSTEM FOR CRYO-THERAPY BALLOON - Various embodiments of the present disclosure can include a medical device for providing therapy to heart tissue. The medical device can comprise a balloon, a movable manifold, wherein the movable manifold comprises a first plurality of openings and the movable manifold is inside the balloon and the movable manifold is configured to distribute a fluid within the balloon, an elongate shaft with a proximal end portion and a distal end portion, wherein the distal end portion of the elongate shaft is coupled with the balloon, a central lumen, wherein the movable manifold is movably coupled with the central lumen, and a supply lumen comprising a supply lumen proximal end and a supply lumen distal end, wherein the supply lumen is longitudinally movable and in fluid communication with the movable manifold, wherein the movable manifold is configured to move longitudinally in response to an actuation of the supply lumen proximal end. | 2021-06-17 |
20210177483 | PULMONARY VEIN ISOLATION BALLOON CATHETER - The instant disclosure relates to electrophysiology catheters for tissue ablation. In particular, the instant disclosure relates to a cryogenic ablation balloon with a catheter handle that interfaces with capital equipment. | 2021-06-17 |
20210177484 | CRYOGENIC ABLATION SYSTEM - The instant disclosure relates to electrophysiology catheter for tissue ablation. In particular, the instant disclosure relates to a system controller for facilitating an ablation therapy at a cryogenic ablation balloon. In an embodiment, an ablation an ablation catheter system comprising a catheter shaft including proximal and distal ends, a catheter handle coupled to a proximal end of the catheter shaft, a cryogenic ablation ballon coupled to the distal end of the catheter shaft, the ablation ballon configured and arranged to deliver a cryogenic ablation therapy to target tissue, an ablation system controller coupled to the catheter handle | 2021-06-17 |
20210177485 | MEDICAL HEATER, TREATMENT INSTRUMENT, AND PRODUCTION METHOD FOR TREATMENT INSTRUMENT - A medical heater includes: a heat generating portion that is made of a material containing nickel, the heat generating portion being configured to generate heat when energized; and a passivation film that is made of nickel fluoride, the passivation film being configured to cover at least a part of a surface of the heat generating portion. | 2021-06-17 |
20210177486 | SYSTEMS FOR PERIVASCULAR NERVE DENERVATION - Provided is a catheter including a shaft having a distal end and a loop disposed near the distal end and configured to curl around a tissue and receive, via the shaft, energy for nerve denervation at least a portion of the tissue. The loop includes a body capable of bending to curl around the tissue an electrode disposed on the body and a substrate embedded in the body and separated from the electrode. The nerve denervation is performed at a loop temperature of 48° C. to 65° C. for 70 to 150 seconds. | 2021-06-17 |
20210177487 | MEDICAL HEATER, TREATMENT TOOL, AND TREATMENT TOOL MANUFACTURING METHOD - A medical heater includes: a substrate having a first plate surface and a second plate surface; and a conductive portion provided on the first plate surface. The substrate is folded back in a state where the first plate surface forms an outer surface in a longitudinal direction of the substrate, the conductive portion includes: a pair of connecting portions to which wiring members are electrically connected; a heat generating portion; and an electric path portion that is connected from the connecting portions to the heat generating portion, and the heat generating portion has a configuration in which a resistance value of the heat generating portion is higher than resistance values of other parts in the conductive portion, and a thickness measurement of at least a part of the heat generating portion is smaller than thickness measurements of other parts in the conductive portion. | 2021-06-17 |
20210177488 | SYSTEM AND METHOD OF MANUFACTURING NON-STICK COATED ELECTRODES - An energy generator includes a connector port configured to couple to an electrosurgical instrument including an electrode having a polymeric dielectric coating; a power converter configured to generate energy; and a sensor coupled to the power converter and configured to sense a parameter of the energy. The energy generator also includes a controller coupled to the sensor and the power converter. The controller is configured to: control the power converter to output energy to modify an electrical property of the polymeric dielectric coating; and determine whether the electrical property of the polymeric dielectric coating has been sufficiently modified by the energy. | 2021-06-17 |
20210177489 | BIPOLAR COMBINATION DEVICE THAT AUTOMATICALLY ADJUSTS PRESSURE BASED ON ENERGY MODALITY - A surgical instrument, system and method for adjusting a compression force applied by a surgical instrument are disclosed. The method includes determining tissue impedance of tissue in contact with an end effector of the surgical instrument, determining a tissue type based on the tissue impedance, selecting a first energy modality to deliver to the surgical instrument, generating a first signal waveform based on the first energy modality, selecting a second energy modality to deliver to the surgical instrument, generating a second signal waveform based on the second energy modality, outputting the first and second signal waveform to deliver energy to the end effector, and adjusting a compression force applied by the end effector by changing a size of a gap between the tissue and the clamp arm based on a proportion of the first signal waveform to the second signal waveform. | 2021-06-17 |
20210177490 | CATHETER TIPS AND RELATED METHODS - A method of manufacturing a catheter tip by electroplating a conductive material over an insert comprising a negative to a domelike shape thereby forming a shape of the catheter tip comprising a dome with the domelike shape, selectively positioning a plurality of irrigation holes between outer and inner surfaces of the catheter tip, removing the insert thereby leaving the catheter tip and the plurality of irrigation holes, and electropolishing the catheter tip. In other examples, the insert is not removed and instead the step of electroplating causes the insert to be encapsulated with the conductive material thereby forming the catheter tip. | 2021-06-17 |
20210177491 | Cancer Immunotherapy by Radiofrequency Electrical Membrane Breakdown (RF-EMB) - A method of non-thermally ablating undesirable tissue in the body by application of pulsed, bipolar, instant charge reversal electrical fields of sufficient energy to cause complete and immediate cell membrane rupture and destruction. Energy is delivered through radio frequency pulses of particular frequencies, wave characteristics, pulse widths and pulse numbers, such that enhanced physical stresses are placed on the cell membrane to cause its immediate and complete destruction thereby spilling the entire cell content and membrane constituents into, the extracellular space without denaturing proteins so as to enable an immunological response to destroy and remove the target tissue and similarly marked tissue elsewhere in the subject. | 2021-06-17 |
20210177492 | APPARATUS AND METHOD FOR OPTIMIZING AND ADAPTING TREATMENT OF MULTIPLE TUMORS IN PATIENTS WITH METASTATIC DISEASE BY ELECTRIC FIELD - A method of delivering tumor treating electric fields to a body of a patient. The method includes scanning the body of the patient for identifying at least two tumor-filled areas. The method further includes determining a spatial relationship in between the at least two tumor-filled areas. The method further includes arranging an array of insulated electrode elements on the body of the patient. The method further includes implementing at least two subarray firing configurations for the array of insulated electrode elements to treat the at least two tumor-filled areas depending at least in part upon the spatial relationship in between the at least two tumor-filled areas such that each subarray firing configuration treats a respective tumor-filled area. | 2021-06-17 |
20210177493 | ARTHROSCOPIC DEVICES AND METHODS - An arthroscopy system includes both a motorized handpiece and a detachable probe. The motorized handpiece includes a rotating driver which is configured to engage a rotatable drive coupling within a hub of the probe. The probe has a shaft with an articulating distal region, and the rotatable drive coupling is configured to convert the rotary motion of the rotating driver to an articulating motion within the articulating region of the probe. | 2021-06-17 |
20210177494 | SURGICAL INSTRUMENT WITH SENSOR AND POWERED CONTROL - A surgical instrument includes a temperature sensor and a control unit that is operable to deactivate an end effector of the surgical instrument. In some versions the temperature sensor detects the temperature of a transducer, while in others the temperature sensor detects the temperature of the end effector. The surgical instrument may also include a trigger and a trigger position sensor. A force sensor or a position sensor may be included to determine the force and/or position of the transmission assembly. The end effector may also include a force sensor or a micro coil. A surgical instrument having a sensor may be included in a surgical system that includes a control unit and a remote controller. In some instances the remote controller may have one or more force-feedback components. In addition, a device interface and a surgeon interface may be included to remotely adjust the settings of the control unit. | 2021-06-17 |
20210177495 | ELECTROSURGICAL INSTRUMENTS FOR SEALING AND DISSECTION - A surgical instrument comprises first and second jaws movable relative to each other between open and closed positions, a cutting electrode with a cutting surface for tissue dissection and at least one sealing electrode for sealing or coagulating tissue. The cutting electrode includes one or more insulation layers for securing the cutting electrode to one of the jaws and for protecting the jaws from the heat and energy generated at the cutting surface during operation. An actuator mechanism is coupled to the first and second jaws for moving the jaws between the open and closed positions. At least one portion of the actuator mechanism comprises a conductive pathway for electrically coupling the cutting and/or sealing electrode(s) to a source of energy. Thus, the mechanical components of the actuator mechanism include electrically conductive pathways to reduce the number of conductors extending through the device, thereby providing a more compact and maneuverable instrument. | 2021-06-17 |
20210177496 | MODULAR BATTERY POWERED HANDHELD SURGICAL INSTRUMENT WITH SELECTIVE APPLICATION OF ENERGY BASED ON BUTTON DISPLACEMENT, INTENSITY, OR LOCAL TISSUE CHARACTERIZATION - A surgical instrument comprises a controller configured to control application of RF or ultrasonic energy at a low level when displacement or intensity of a button is above a first threshold but below a second threshold higher than the first threshold, and control application of RF or ultrasonic energy at a high level when the displacement or intensity exceeds the second threshold. In another aspect, a surgical instrument comprises a first sensor configured to measure a tissue characteristic at a first location, a second sensor configured to measure the tissue characteristic at a second location, and a controller configured to, based at least in part on the measured tissue characteristic at the first location and the second location, control application of RF or ultrasonic energy. | 2021-06-17 |
20210177497 | ARTICULATION SECTION FOR SHAFT ASSEMBLY OF SURGICAL INSTRUMENT - An apparatus includes a body, a shaft assembly, an end effector, and an articulation section. The articulation section is longitudinally interposed between a distal end of the shaft assembly and a proximal end of the end effector. The articulation section is configured to flex to thereby provide deflection of the end effector away from the longitudinal axis of the shaft assembly. The articulation section includes a first frame member, a second frame member, and a sleeve. The proximal end of the second frame member is proximal to the proximal end of the first frame member. The sleeve is disposed about the first and second frame members. | 2021-06-17 |
20210177498 | APPARATUS FOR PERFORMING AN ELECTROSURGICAL PROCEDURE - A forceps includes a housing having a shaft. An end effector assembly operatively connects to a distal end of the shaft and includes a pair of first and second jaw members. One or both of the first and second jaw members is movable relative to the other jaw member from a clamping position to an open position. A resilient member operably couples to the first and second jaw members. The resilient member is configured to bias the first and second jaw members in the clamping position and provide a closure force on tissue disposed therebetween. | 2021-06-17 |
20210177499 | APPARATUS FOR PERFORMING AN ELECTROSURGICAL PROCEDURE - A surgical instrument is provided and includes a housing having a shaft. An end effector assembly is operatively connected to a distal end of the shaft and has a pair of first and second jaw members that are movable relative to one another. A drive assembly operably couples to a handle assembly associated with the housing and is configured to impart movement of a respective jaw member when the handle assembly is actuated. A spring component operably associated with each of the jaw members is configured to provide a sealing force at the jaw members. | 2021-06-17 |
20210177500 | SURGICAL INSTRUMENTS HAVING NON-LINEAR CAM SLOTS - A surgical instrument includes an end effector with opposing jaws that open and close relative to each other. The jaws each include a cam slot for receiving a cam pin. Translation of the pin through the cam slots opens and closes the jaws. The cam slots are shaped such that at least one of the jaws applies a grip force that is substantially proportional to a force applied to the pin to translate the pin through at least a portion of the slots (i.e., the ratio between force input and the resulting force output remains substantially the same as the pin travels through at least one portion of the slots). This design provides a constant mechanical advantage between the force applied to the pin and the force applied by the jaws, thereby allowing a user to more easily regulate the forces applied to tissue held by the jaws. | 2021-06-17 |
20210177501 | MEDICAL DEVICES AND RELATED METHODS - A medical device includes an electrode shaft and an insulation tip. The electrode shaft is configured to deliver energy to a target site and includes an electrode shaft lumen configured to deliver fluid to the target site. The insulation tip is coupled to a distal tip of the electrode shaft. The insulation tip includes an insulation tip lumen fluidly connected to the electrode shaft lumen and configured to deliver fluid to the target site. The insulation tip covers an entirety of the distal tip of the electrode shaft. | 2021-06-17 |
20210177502 | DEVICES AND METHODS FOR RADIOFREQUENCY NEUROTOMY - Systems and methods for tissue ablation. Systems include needles with deployable filaments capable of producing asymmetrical offset lesions at target volumes, which may include a target nerve. Ablation of at least a portion of the target nerve may inhibit the ability of the nerve to transmit signals, such as pain signals, to the central nervous system. The offset lesion may facilitate procedures by directing energy towards the target nerve and away from collateral structures. Example anatomical structures include lumbar, thoracic, and cervical medial branch nerves and rami and the sacroiliac joint. | 2021-06-17 |
20210177503 | REGULATING DELIVERY OF IRREVERSIBLE ELECTROPORATION PULSES ACCORDING TO TRANSFERRED ENERGY - A medical apparatus includes a probe configured for insertion into a body of a patient and including a plurality of electrodes configured to contact tissue within the body. An electrical signal generator applies bipolar trains of pulses having a voltage amplitude of at least 200 V and having a duration of each of the bipolar pulses less than 20 μs between at least one pair of the electrodes in contact with the tissue, thereby causing irreversible electroporation of the tissue between the at least one pair of the electrodes. One or more electrical sensors sense an energy dissipated between the at least one pair of the electrodes during the trains of the pulses. A controller controls electrical and temporal parameters of the trains of the pulses applied by the electrical signal generator, responsively to the one or more electrical sensors, so that the dissipated energy satisfies a predefined criterion. | 2021-06-17 |
20210177504 | TISSUE PROXIMITY INDICATION BASED ON A SUBSET OF ELECTRODES - Methods, apparatus, and systems for medical procedures are disclosed herein and include receiving, at a location agnostic system and at a first time, a first plurality of electronic signals each from a respective plurality of electrodes of a catheter. A subset of electronic signals of the first plurality of electronic signals may be received at a location aware system. The location aware system may determine a location of the catheter within an intra-body organ. The location aware system may determine that the catheter is in contact with the tissue at the location, based on the subset of electronic signals and at least one tissue property at the location. A location agnostic system contact profile for the catheter may be generated based on determining, by the location aware system, that the catheter is in contact with the tissue at the location. | 2021-06-17 |
20210177505 | PULMONARY VEIN ISOLATION BALLOON CATHETER - An elongate medical device having a device longitudinal axis and a device distal region, the medical device comprising a balloon at the device distal region and having a balloon longitudinal axis, the balloon comprising a balloon inflatable portion with a first length configured to transition from a deflated state to an inflated state and includes a portion of the balloon proximal portion and a portion of the balloon distal portion, a balloon proximal portion with a second length, a balloon distal portion with a third length, wherein, in the inflated state, the balloon is symmetrical about the balloon longitudinal axis and the balloon comprises a first profile shape with a second length and a second profile shape with a third length, and wherein the balloon distal portion comprising the second profile shape comprises a tissue contacting surface where a substantial portion of the tissue contacting surface is concave. | 2021-06-17 |
20210177506 | CATHETER DEFLECTION CONTROL ASSEMBLY - An apparatus includes a handle, a catheter, an end effector, and a deflection drive assembly. The end effector includes at least one electrode. The deflection drive assembly includes an input member, a translating assembly coupled to the end effector, and a rack and pinion assembly. The rack and pinion assembly is configured to drive the translating assembly to deflect the end effector away at an angle relative to the longitudinal axis and consists of a rack and a pinion. The rack and pinion assembly is configured to either transfer rotational motion of the pinion from the input member into linear motion of the rack to push distally or pull proximally the translating member; or transfer linear motion of the rack from the input member into rotational motion of the pinion to move a first end of the translating member proximally and a second end of the translating member distally. | 2021-06-17 |
20210177507 | FLEXIBLE CIRCUIT FOR USE WITH A CATHETER AND RELATED MANUFACTURING METHOD - A flexible circuit including a first segment including a base section of the flexible circuit; a second segment including a lateral wall section; a transition section between the base and lateral wall sections, the transition section being at least partially positioned adjacent a shared region of the base and lateral wall sections; and one or more electrode regions including a respective electrode, the one or more electrode regions being positioned at least partially in the transition section and the second segment. | 2021-06-17 |
20210177508 | DEVICES AND METHODS FOR THE CREATION OF AN INTER-ATRIAL SHUNT FOR THE TREATMENT OF CONGESTIVE HEART FAILURE - A system and method are adapted for use to reduce the left atrium pressure by creating an inter-atrial shunt (IAS) between the left and right atrium, thereby reducing pulmonary congestion and resulting in a reduction in pulmonary congestion, thereby reducing symptomatic dyspnea and increasing the exercise capacity of treated patients. | 2021-06-17 |
20210177509 | TISSUE MAPPING AND TREATMENT - Methods, systems, and devices are described for mapping and treating tissue during a medical procedure. In some cases, a device includes a mesh of wires with sensors coupled thereto. The mapping device can be coupled to an expandable treatment element. Alternatively, the treatment device can be a separate device, and advanced through an access lumen in the mapping device. The expandable treatment element can include multiple segments. The sensors can be used to map a tissue area and monitor the tissue during a medical procedure | 2021-06-17 |
20210177510 | CATHETER WITH IRRIGATED TIP ELECTRODE WITH POROUS SUBSTRATE AND HIGH DENSITY SURFACE MICRO-ELECTRODES - A catheter has a multifunctional “virtual” tip electrode with a porous substrate and a multitude of surface microelectrodes. The surface microelectrodes are in close proximity to each other and in a variety of configurations so as to sense tissue for highly localized intracardiac signal detection, and high density local electrograms and mapping. The porous substrate allows for flow of conductive fluid for ablating tissue. The surface microelectrodes can be formed via a metallization process that allows for any shape or size and close proximity, and the fluid “weeping” from the porous substrate provides more uniform irrigation in the form of a thin layer of saline. The delivery of RF power to the catheter tip is based on the principle of “virtual electrode,” where the conductive saline flowing through the porous tip acts as the electrical connection between the tip electrode and the heart surface. The substrate and the surface electrodes are constructed of MRI compatible materials so that the physician can conduct lesion assessment in real time during an ablation procedure. The surface electrodes include noble metals, including, for example, platinum, gold and combinations thereof. | 2021-06-17 |
20210177511 | CATHETER ELECTRODE WITH MULTIPLE THERMOCOUPLES - A medical probe includes an elongate body for insertion into an organ of a patient, and an electrode that is attached to the elongate body. Multiple thermocouples are disposed at respective different locations of the electrode and electrically coupled to the electrode, and are configured to sense respective temperatures at the locations. | 2021-06-17 |
20210177512 | SYSTEMS AND METHODS FOR PERIVASCULAR NERVE DENERVATION - Provided is a catheter including a shaft having a distal end and a loop disposed near the distal end and configured to curl around a tissue and receive, via the shaft, energy to denervate at least a portion of the tissue. The loop includes: a first film capable of bending to curl around the tissue and a plurality of electrodes disposed on the first film and made of a two-way shape-memory alloy. | 2021-06-17 |
20210177513 | MONOPOLAR RETURN PAD - A combination patient return pad and surgical smoke evacuator includes a return electrode configured to attach to a surface and a suction tube for drawing surgical smoke from a surgical site. | 2021-06-17 |
20210177514 | THERAPEUTIC MICROWAVE ABLATION DEVICES AND METHODS - A device for treating tissue has a plurality of conductors that form one or more transmission lines configured to deliver microwave energy to target tissue. In addition to transmission lines, the device also may include an anchor element used to penetrate the target ablation tissue and anchor the device. A system includes the device, a microwave generator, and a coaxial cable. A biocompatible solution may be injected into the target ablation region to alter tissue properties or to facilitate visualization of the ablation region. | 2021-06-17 |