Entries |
Document | Title | Date |
20080214898 | RETRACTOR SYSTEM - The present invention provides a surgical retractor system in which first and second retractor blades are maintained in spaced relationship by a third retractor blade engaged with the first and second retractor blades. The retractor system is useful in minimally invasive surgery. | 09-04-2008 |
20080294011 | SURGICAL RETRACTOR AND RELATED METHODS - A surgical retractor includes a base defining an open area therein to correspond with a surgical incision in a body. The base has an inner wall facing the open area and an outer wall facing away from the open area. A plurality of channels extend through the base between the inner and outer walls, and at least one of the channels is at an angle offset from normal to the inner wall where the at least one channel intersects the inner wall. A respective retractor arm is carried within each of the channels for retracting the body to open the surgical incision. In a surgical method, such as a thyroidectomy, a base is positioned so that the open area corresponds with a surgical incision in a body. Respective retractor arms carried within each of the channels are moved to retract the body to open the surgical incision. | 11-27-2008 |
20090018399 | Surgical access system and related methods - A surgical access system including a tissue distraction assembly | 01-15-2009 |
20090048491 | METHOD AND APPARATUS FOR LAPAROSCOPIC RETRACTION - Extraluminal and intraluminal devices and methods, and laparoscopic instrumentation, dramatically improve laparoscopic retraction of both the small and large intestine. A scaffolding external to or within a selected segment or segments of small and/or large bowel is created, allowing for the retraction of the entire selected segment or segments of bowel via grasping either the device or supported bowel wall with a laparoscopic instrument or instruments. The devices may be designed and placed in a modular fashion, with the surgeon building the final scaffolding intra-operatively, or the scaffolding may be manufactured or pre-assembled prior to intra-operative use. | 02-19-2009 |
20090076333 | Flip Control Retractor Support - A flip control support connection in a surgical retractor system includes a receptacle head having a through-hole for receiving a nipple on a retractor blade in either of two directions. In one direction, flats on the receptacle head mate with flats on the nipple so the blade is rotationally fixed relative to the receptacle head and its handle. The handle/receptacle head can be hand-detached from the nipple/blade, flipped to the opposing orientation, and hand-reattached to provide a second mode of tissue retraction. In the second mode of tissue retraction, the flats on the receptacle head do not mate with the flats on the nipple, and the nipple/blade is free to pivot during retraction relative to the receptacle head/handle. | 03-19-2009 |
20090088604 | VERTEBRALLY-MOUNTED TISSUE RETRACTOR AND METHOD FOR USE IN SPINAL SURGERY - A retractor system and associated method are provided to manage soft tissue around a spinal surgical field. The system includes a hollow retractor with proximal and a distal apertures and an internal circumferential surface connecting the apertures, the surface and the apertures defining an operating volume and the area of the distal aperture defining an operating field. The system may further include other elements such as a handling tool to facilitate placement and removal of the retractor, a bone cutting tool, a trajectory control sleeve to guide the bone cutting tool, and/or an implantable bone plate upon which to position the retractor. A method for spinal surgery, particular from an anterior approach, includes positioning the retractor at a surgical site, and performing a medical procedure through the operating volume provided by the retractor. | 04-02-2009 |
20090093684 | SURGICAL RETRACTOR DEVICE AND METHOD OF USE - A surgical retractor is disclosed. The retractor has a body with first and second portions cooperating to displace circularly relative to one another about an axis through a center of the body. A first retractor blade attaches to the first portion of the retractor body, and a second retractor blade attaches to the second portion of the retractor body. The first and second retractor blades define an angle therebetween and the angle is adjusted by the circular displacement of the first and second body portions | 04-09-2009 |
20090105546 | SURGICAL ACCESS SYSTEM AND METHOD OF USING THE SAME - A method of thermally treating tissue during a surgical procedure where a surgical access device, including a body member having walls with at least one conduit therein, is inserted into the patient. A chilled fluid is circulated through the at least one conduit such that the tissue that is located proximate the body member is cooled. Alternatively, the body member may be constructed from a highly thermally conductive material such that heat energy is transmitted through the body from the tissue located proximate the body member and into a heat sink. The surgical device may include a first or second blade portions constructed from an inner and an outer shell having walls. Ribs located on the inner shell sealingly coupled to the inner wall of the outer shell to create the at least one conduit within the walls of the blade portion. | 04-23-2009 |
20090131755 | RETRACTOR FOR MINIMALLY INVASIVE SURGERY - A surgical retractor comprises an elongate member having a coupling region disposed at one end thereof. The retractor is adapted to engage a base of a head of a pedicle screw. The coupling region of the elongate member has a filament-receiving hole adapted to receive a filament which captures the head of the pedicle screw. During surgery, a physician may retract muscle and soft tissue by simply pressing the elongate member against such tissue. | 05-21-2009 |
20090187080 | Distraction and retraction assemblies - An assembly ( | 07-23-2009 |
20090192360 | ATRAUMATIC SURGICAL RETRACTION AND HEAD-CLAMPING DEVICE - The present invention is directed to a device for minimizing or preventing damages due to ischemia that can occur within supported or retracted dermal and/or subdermal living tissue, most particularly during surgical procedures, by one or a combination of several means including cyclically applying and reducing supporting or retracting pressure at each of at least two tissue sections into which the supported or retracted tissue is subdivided, bathing these tissue sections with gases and/or liquids such as oxygen and oxygenated blood, presenting low-pressure regions or partial vacuum to areas within these tissue-sections to stimulate bleeding to encourage blood perfusion, controlling the temperature of these tissue sections to forestall ischemic damage, and mechanically moving at least a portion of these tissue sections to stimulate blood perfusion with, for example, a vibrating mechanism. | 07-30-2009 |
20090203967 | Instruments and methods for minimally invasive tissue retraction and surgery - Methods and devices retract tissue for minimally invasive surgery in a patient. A retractor includes a working channel formed by a first portion and a second portion. The first and second portions are movable relative to one another from a first configuration for insertion that minimizes trauma to skin and tissue to an enlarged configuration after insertion to further retract skin and tissue in a minimally invasive manner. Instruments are engageable to the first and second portions and operable to move the first and second portions relative to one another. | 08-13-2009 |
20090312611 | Surgical Access Methods For Use With Delicate Tissues - Surgical methods providing access to delicate tissue, such as brain tissue or breast tissue, through a transcutaneous incision. A method may include making an incision adjacent a region containing delicate tissue, and providing a surgical assembly having: a retractor having a hollow sleeve extending from a proximal end to a distal end, and an introducer having a proximal end installed within the hollow sleeve and a distal end extending beyond the distal retractor end. The surgical assembly is advanced into the region containing delicate tissue, and the distal introducer end gently displaces the delicate tissue as the surgical assembly is advanced to thereby avoid damage to the delicate tissue. The introducer is removed from the retractor to leave the distal retractor end at a surgical site located in the physical region containing delicate tissue. One or more surgical instruments are then used through the hollow sleeve. | 12-17-2009 |
20100010315 | Surgical Access Instruments For Use With Delicate Tissues - Surgical instruments providing access to delicate tissue, such as brain tissue or breast tissue, through a transcutaneous incision. A surgical apparatus may have a hollow sleeve retractor extending along a longitudinal axis from a proximal retractor end to a distal retractor end and an introducer having a proximal introducer end and a distal introducer end. The proximal introducer end is configured to install within the hollow sleeve with its distal end extending beyond the distal retractor end. The distal introducer end is tapered and may have a rounded profile in a plane parallel to the longitudinal axis to displace delicate brain tissue transversely to the longitudinal axis without damage to the tissue. The distal retractor end may be blunt and adapted to support adjacent brain tissue while minimizing disruption to the tissue after the retractor is positioned at a surgery site and the introducer is removed from the retractor. | 01-14-2010 |
20100030032 | ACCESS DEVICE - A surgical access device includes a base having two or more ports or apertures that provide for the insertion of surgical instruments. The multi-port insert may be used with a laparoscopic access device. The multi-port insert may also include one or more instrument supports that are attached to the base to fix the position of one or more surgical instruments inserted through the multi-port insert. | 02-04-2010 |
20100041954 | DEVICE FOR EXAMINING AND SURGICALLY OPERATING ON BODY CAVITIES, IN PARTICULAR THE ANAL AND VAGINAL CAVITIES - The device for examining and surgically operating on body cavities, in particular the anal and vaginal cavities, comprises an elongate hollow body ( | 02-18-2010 |
20100105985 | Surgical retractor extensions - A surgical retractor apparatus having one or more independent, removable extension members adapted to be mounted at the distal end of the retractor, or between the blades of a spreadable retractor, after the retractor has been positioned in the patient, such that a significant portion of the extension member extends beyond the distal end of the retractor to preclude or minimize intrusion of tissue into the access area created by the retractor. The extension members may vary in size and shape so that the most appropriate extension member can be chosen to address the intrusion problem, and the extension members may be mounted at various fixed locations, using clips, mechanical interlocking structures or the like. | 04-29-2010 |
20100113884 | Surgical Access System and Related Methods - A system for accessing a surgical target site and related methods, involving an initial distraction system for creating an initial distraction corridor, and an assembly capable of distracting from the initial distraction corridor to a secondary distraction corridor and thereafter sequentially receiving a plurality of retractor blades for retracting from the secondary distraction corridor to thereby create an operative corridor to the surgical target site, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site. | 05-06-2010 |
20100160739 | Magnetic surgical retractor - A method for holding a hollow internal organ in a desired location during a medical procedure uses a retractor device and a gripper element, each of which includes a magnetic member, one being a first magnet and the other being either a second magnet or a non-magnetized magnetically permeable member. The retractor device is placed into the lumen of the organ and the gripper element is located outside the body cavity of the patient. The magnetic members of the gripper element and the retractor device are brought into proximity with each other to capture a wall of the hollow organ and a body wall of the patient between them, with the gripper element being held at a location that secures the organ at the desired location. In another embodiment, the gripper element is placed inside the body cavity of the patient and outside the organ, with the magnetic members of the gripper element and the retractor device in proximity with each other to capture a wall of the hollow organ between them. A portion of a cord, the distal end of which is attached to the gripper element, is located externally of the patient and anchored at a location that secures the organ at the desired location. | 06-24-2010 |
20100191065 | SUTURE MANAGEMENT SYSTEM FOR SURGICAL PORTAL APPARATUS INCLUDING SPRINGS - A surgical portal apparatus for use during a surgical procedure involving at least one suture is provided. The surgical portal apparatus includes a portal member defining a longitudinal axis and having a longitudinal opening therethrough for receiving a surgical object, and a suture management device associated with the portal member. The suture management device includes a base segment and at least one spring element mounted to the base segment. The at least one spring is configured to selectively retain at least one suture in predetermined relation relative to the portal member. | 07-29-2010 |
20100210915 | SURGICAL LIFT DEVICE TO ASSIST IN SURGICAL ACCESS THROUGH SKIN, TISSUE AND ORGANS - A surgical lift device includes a suction member for detachably contacting an external skin surface of a human body wall and holding the external skin surface by application of negative pressure between the suction member and the external skin surface. The suction member has a gripping force sufficient to permit lifting of the human body wall to an elevated position and to hold the human body wall in the elevated position. The suction member has a load-bearing domed structure which determines the lifting of the human body wall during application of negative pressure. The surgical lift device further includes a low friction entry port device arranged on the dome structure, wherein the low friction entry port device has a low friction port fixture for inserting a tool. | 08-19-2010 |
20100210916 | Surgical Instruments for Accessing and Stabilizing a Localized Portion of a Beating Heart - Surgical devices for stabilizing the heart are disclosed which facilitate anastomosis under beating heart conditions. Various instruments or devices may be maneuvered and secured on a retractor device to provide stabilization of the heart. An instrument mount is provided which is preferably configured to accept a surgical instrument, such as a tissue stabilizer, and to allow the instrument to be easily maneuvered to a desired position and subsequently locked into position with a simple operation of a single locking actuator. Further disclosed are stabilizer devices each having at least one surface for contacting the heart and each being adapted to be mounted to the retractor while having the ability to be positioned in the desired location against the heart. | 08-19-2010 |
20100228095 | SURGICAL RETRACTOR - Surgical retractors, retractor insertion tools, and methods of use are disclosed. The surgical retractor includes a first protrusion end, a second insertion end opposite the first protrusion end, and an opening extending through the retractor body from a first end opening located at the first protrusion end of the retractor body to a second end opening located at the second insertion end of the retractor body. | 09-09-2010 |
20100234689 | Medical Instrument For Creating An Access For A Minimally Invasive Intervention - A medical instrument serves for creating an access for a minimally invasive intervention and has a body having a longitudinal axis. The body is assembled of at least two parts, each of said parts having edges extending along a direction of said axis. Each of said parts having edges extending along a direction of said axis. Each part has a distal section merging into a proximal section standing outwardly from said longitudinal axis. In a first position, the distal end section of the parts are joined along said edges to form a distal body with the proximal section standing away. In a second position, the proximal sections of said parts are joined along said edges to form a hollow proximal body with said distal end section spreaded outwardly. The edges are provided with interacting features which are designed to block a lateral sliding of said joined parts transversely to said edges. | 09-16-2010 |
20100274096 | Minimally Invasive Access Device for Heart Valve Procedures - A surgical access device including a lower portion having a central opening spaced from a lower portion outer wall, an upper portion adjacent to the lower portion and having a central opening spaced from an upper portion outer wall, and at least one flange portion extending outwardly from the upper and lower portions. The device can further include a gap extending from the central openings of the lower and upper portions and through their outer walls. | 10-28-2010 |
20100280327 | METHODS AND DEVICES FOR PROVIDING ACCESS THROUGH TISSUE TO A SURGICAL SITE - Methods and devices are provided for providing access through tissue to a surgical site. In one embodiment, a surgical access device can be configured to move between a first, expanded configuration, and a second, compressed configuration. As the device moves from the first configuration to the second configuration, a longitudinal length of the device can decrease, thereby allowing the device to be securely positioned in tissue and reducing a distance that the device extends into a body cavity. | 11-04-2010 |
20100298647 | Screw Guide and Tissue Retractor Instrument - An apparatus is provided for performing spinal surgery having a handle assembly, a screw guide, and a retractor. A shaft is provided with a handle, a neck portion and a connecting portion. The screw guide is provided with a connecting element coupled to the connecting portion of the handle assembly. A retractor for retracting tissue is coupled to the screw guide, wherein the neck portion of the handle assembly is provided with a spring loaded sleeve adapted to engage one of a plurality of holes positioned on a portion of the connecting element. The connecting portion is pivotably coupled to the connecting element. | 11-25-2010 |
20100317925 | SUCTION-ASSISTED TISSUE STABILIZERS - Suction assisted tissue stabilizers that include portions that deflect when force is applied thereto and return to their initial shape when the force is removed. | 12-16-2010 |
20100317926 | Suction-Based Tissue Manipulator - A surgical assembly including a flexible shell that defines a flexible sheet-like structure with a major top wall opposite a major bottom wall. The top wall is impermeable to air flow therethrough and has a first set of holes that allow for air flow therethrough. The bottom wall is impermeable to air flow therethrough and has a second set of holes that allow for air flow therethrough. A first fluid path supplies a source of suction to the first set of holes in a manner that is independent to suction supplied the second set of holes. A second fluid path supplies a source of suction to the second set of holes in a manner that is independent to suction supplied to the first set of holes. The supply of suction to the first set of holes is used to engage and hold tissue adjacent the top wall by suction forces applied through the first set of holes. The supply of suction to the second set of holes is used to engage and hold tissue adjacent the bottom wall by suction forces applied through the second set of holes. The tissue that is engaged adjacent the top wall is sealably disposed about the first set of holes, and tissue that is engaged adjacent the bottom wall is sealably disposed about the second set of holes. | 12-16-2010 |
20110009705 | INTERNAL TISSUE RETRACTION DEVICE, METHOD OF USE, AND SYSTEM - A device for retracting internal tissue comprises a base section and an elongated section adapted to fit within a surgical portal coupled to and extending away from the base section. The elongated section comprises an elongated section tip, a top section, an outer bottom shell, an inner cavity, and an extendable gripping mechanism. The extendable gripping mechanism is adapted to hold and release internal tissue and comprises a telescoping section and a biasing device. The biasing device in one embodiment is substantially located in the cavity and comprises a proximal end operatively coupled to at least one of the base section, top section, and the outer shell. The biasing device also comprises a distal end operatively coupled to the telescoping section. | 01-13-2011 |
20110028795 | SURGICAL PORTAL DEVICE INCLUDING TEXTURED SURFACE - A surgical portal device having enhanced retention characteristics includes a body portion dimensioned for insertion within a tissue tract. The body portion includes an outer wall defining a longitudinal axis and having a proximal end, a distal end, and a lumen configured to allow a surgical instrument to pass therethrough. A thread segment extends at least partially along the outer wall of the body portion. At least one of the outer wall and the thread segment has a textured surface. The textured surface may define irregularities. The irregularities are dimensioned to engage or receive tissue segments adjacent the tissue tract to thereby facilitate retention of the body portion relative thereto. | 02-03-2011 |
20110034779 | Method for performing minimally invasive surgury - Pedicle screw apparatuses each including a pedicle screw assembly and an attached pedicle screw extender are placed in a true percutaneous manner, thereby overcoming issues resulting from placing pedicle screw assemblies through a retractor. Thus, a retractor can advantageously be built off of the pedicle screw apparatuses, thereby allowing visualization of the spine anatomy directly. Furthermore, such a method for performing surgery ensures ideal placement of the retractor for additional procedures that are often required such as, for example, decompression, interbody device placement, etc. | 02-10-2011 |
20110034780 | Blade body for use with a surgical retractor - A blade system configured for use with a surgical retractor comprising a blade body and a blade body surround. The blade body includes a retractor attachment structure engagable with a blade body mounting structure of the surgical retractor. The retractor attachment structure is configured for allowing the blade body to be independently pivotable about and translatable along the blade body mounting structure. The blade body surround includes a slot within a sidewall thereof. The blade body surround and the blade body are jointly configured to form a generally cylindrical-shaped structure when the blade body is in a seated position within the slot. | 02-10-2011 |
20110054261 | Surgical portal apparatus including gear and lockout assembly - A surgical portal apparatus includes a portal, a seal, a plurality of restricting members, and a lockout assembly. The portal defines a longitudinal axis and has a longitudinal opening. The seal is disposed in mechanical cooperation with the portal and defines a passage for reception of a surgical object. The plurality of restricting members are arranged about the longitudinal axis to define a passage therethrough and positioned to contact the surgical object. The restricting members have contacting segments adapted for radial movement relative to the longitudinal axis from a rest position to a displaced position. The lockout assembly includes a locking member disposed distal of the restricting members. The locking member is positioned to intersect the longitudinal opening and engage the surgical object. The locking member is operatively coupled with the restricting members to minimize offset manipulation of the surgical object. | 03-03-2011 |
20110054262 | APPARATUS AND METHOD FOR RETRACTION OF TISSUE - A self-retaining retractor and surgical method of retracting integument at a surgical site comprising a medial arm moveably connected to a first end of an extension arm. The extension arm is connected to a lateral arm. The connection may be made after the medial arm is in the surgical site. The extension arm may be moved from an undeployed position to a deployed position. The medial arm or the lateral arm may include a surgical instrument holder, such as a holder for an endoscope. A locking mechanism may be used to lock the retractor in a deployed position. A strap may also be used to secure the retractor. | 03-03-2011 |
20110060194 | RETRACTOR - A retractor for placement in a wound to hold the wound open during a surgical procedure comprising a closed loop formed of a plastic material permeable to X-ray radiation, said closed loop having two opposite members that can be brought together from a starting position to enable insertion of wound edge gripping elements of the retractor into the wound and thereafter through resilience return towards the starting position and brought in contact with the edges of the wound and hold the wound edges apart and in a self-holding way retain the retractor in the wound. | 03-10-2011 |
20110082345 | APPARATUS FOR SINGLE PORT ACCESS - Medical devices, systems and methods are disclosed that serve to guide one or more medical devices through a port formed in bodily tissue to access a bodily cavity. One embodiment of the medical device includes a connection member, a rail, and a carrier. The connection member is structured for attachment to the port. The rail is attached to the connection member, and has a first portion extending distally through the port opening, and a second portion extending at an angle relative to the first portion. The carrier is structured to selectively connect to the first portion of the rail, and is slidable along the first and second portions of the rail. | 04-07-2011 |
20110087074 | Surgical retractor system - A surgical retractor system includes a first retractor and a second retractor. The first retractor comprises a first working channel for receiving a tool therethrough. The second retractor is capable of being advanced through the first working channel, and its proximal end is positioned in the vicinity of the distal end of the first retractor. The second retractor includes a second working channel for receiving a tool therethrough. In another aspect, a method for accessing a surgical site comprises inserting a first retractor into a first tissue, advancing a second retractor through a first working channel in the first retractor, and inserting the second retractor into a second tissue to retract the second tissue, with the distal end of the first retractor remaining in the vicinity of the proximal end of the second retractor sufficiently to allow access to the target tissue by a surgical tool. A tool for operating a second retractor located distally in a first retractor is described. The use of the system for surgery of the spine is described. | 04-14-2011 |
20110098537 | TISSUE MASSAGE RETRACTOR - A retractor system for percutaneous surgery in a patient includes first and second retractor portions positionable opposite one another in an incision of the patient. The system also includes at least one actuating member operable to provide an oscillating motion to at least one of the first and second retractor portions. The actuating member is in communication with a controller and is responsive to the controller to oscillate at least one of the first and second retractor portions between a first position and a second position. In another form, a method is directed to retracting tissue for percutaneous access to a surgical site in a patient. However, other embodiments, forms and applications are also envisioned. | 04-28-2011 |
20110112375 | PORTAL APPARATUS INCLUDING CONFORMABLE CUP SEAL - A surgical portal system for a surgical procedure incorporating the use of one or more sutures includes a portal housing and a portal sleeve extending from the portal housing. The portal housing includes an internal wall. The portal housing and the portal sleeve define a longitudinal axis and has a longitudinal opening for passage of a surgical instrument and one or more sutures. The portal sleeve is dimensioned for insertion within tissue to provide access to an underlying body site. A seal is mounted to the internal wall of the portal housing and arranged to intersect the longitudinal axis. The seal comprises a conformable material dimensioned and configured to substantially conform about the surgical instrument upon passage of the surgical instrument through the longitudinal opening, to establish a substantial seal thereabout and to displace in at least a radial direction to contact the internal wall of the portal housing to engage one or more sutures extending through the longitudinal opening and to establish a substantial sealing relation with the internal housing wall in the presence of the one or more sutures. | 05-12-2011 |
20110144447 | METHODS AND DEVICES FOR PROVIDING ACCESS THROUGH TISSUE TO A SURGICAL SITE - Methods and devices are provided for providing access through tissue to a surgical site. Generally, the methods and devices allow adjustment of a surgical access port's longitudinal length. In one embodiment, a surgical access port is provided that includes a housing having a cannula distally extending therefrom. The housing can be configured to cut a proximal portion of the cannula to adjust a longitudinal length of the cannula and hence of the surgical access port. In another embodiment, a surgical access port is provided that includes a cannula formed of a plurality of modular segments removably coupled together. One or more of the segments can be configured to be removable from the cannula to change the cannula's longitudinal length. | 06-16-2011 |
20110196208 | ASYMETRICAL SURGICAL RETRACTOR - Surgical retractors, retractor insertion tools, and methods of use are disclosed. The surgical retractor includes a first protrusion end, a second insertion end opposite the first protrusion end, and an opening extending through the retractor body from a first end opening located at the first protrusion end of the retractor body to a second end opening located at the second insertion end of the retractor body. The first and second end openings may have different sizes and shapes. The first and second end openings may be arranged out of alignment with each other. | 08-11-2011 |
20110230725 | SURGICAL INSTRUMENT - The present disclosure relates to a surgical instrument having a first elongated member and a second elongated member and a connector pivotably interconnecting the first elongated member and the second elongated member, where the first elongated member includes a partially or completely circumscribed opening, and the second elongated member includes a partially or completely circumscribed opening, or a support configured to correspond to the partially or completely circumscribed opening of the first elongated member that when operated between an open or closed state, engages or disengages an object to fix, confine and/or extrude the object with or through the partially or completely circumscribed opening of the first elongated member. | 09-22-2011 |
20110288376 | METHOD AND APPARATUS FOR RETRACTION OF PANNUS - A pannus retraction device includes a pannus contacting portion and a femoral region access opening. The device is positioned on the patient's thigh, and is moved to press the pannus away from the femoral access region, and to position the access opening in a desired zone. The device is secured in position so that the pannus is held away during a medical procedure requiring access to the femoral head. | 11-24-2011 |
20110295077 | Methods and Devices for Providing Multiple Devices Access to a Surgical Site Through a Single Port - Methods and devices are provided to assist in providing multiple devices access to a surgical site through a single port. In one exemplary embodiment an access device includes a body having a plurality of ports. The ports can include at least one primary instrument port and at least one secondary instrument port. A self-sealing passageway can be disposed between the primary and secondary instrument ports to allow communication between the two ports. As a result, a surgical instrument can be repositioned from one port to another without removing the instrument from the access device. In one embodiment a combined end effector nominal width of surgical instruments disposed in the ports can be greater than a diameter of the primary instrument port and/or a diameter of the body of the access device. Exemplary systems and methods for performing procedures using multiple devices in a single surgical opening are also provided. | 12-01-2011 |
20120010471 | OVER DILATION - A device, system and method for dilating a patient during a minimally invasive surgical procedure is disclosed. A surgical dilation system includes a dilator having an outer tubular member and an inner tubular member sized to be movably received within an inside diameter of the outer tubular member. The outer tubular member includes a vertical slot running through a side of the outer tubular member. The inner tubular member has an upper portion and a lower portion. The retractor has a proximal end including at least one mounting member protruding outwardly from a side surface of the retractor and a distal end including at least one fanned blade protruding outwardly from the side surface. When the inner tubular member is oriented in a first position the vertical slot is in a closed state, when the inner tubular member is oriented in a second position the mounting member is permitted to travel downwardly a predetermined distance in the vertical slot, and when the inner tubular member is positioned in a third state the mounting member is permitted to freely travel through the vertical slot. | 01-12-2012 |
20120046526 | INSTRUMENTS FOR USE IN FEMOROACETABULAR IMPINGEMENT PROCEDURES - Improved instruments (tools) and surgical techniques are provided for use in surgical procedures that treat femoroacetabular impingement of both the Cam and Pincer types. | 02-23-2012 |
20120065475 | METHODS, SYSTEMS, AND APPARATUS FOR PERFORMING MINIMALLY INVASIVE CORONARY ARTERY BYPASS GRAFT SURGERY - A system for performing vascular surgery includes a first retractor blade and a second retractor blade and a fulcrum device. The first retractor blade includes a first grasping bar, and the second retractor blade comprises a second grasping bar. The first retractor blade and the second retractor blade are adapted to engage opposing edges of a subcostal incision in a patient. The fulcrum device includes a first fulcrum slot and a second fulcrum slot formed through opposing edges of the fulcrum device. The first fulcrum slot is adapted to receive the first grasping bar and the second fulcrum slot is adapted to receive the second grasping bar, such that the fulcrum device is adapted to apply leverage from the first retractor blade and the second retractor blade to spread the edges of the incision and to allow access to a chest cavity of the patient. | 03-15-2012 |
20120078059 | MINIMALLY INVASIVE SUCTION RETRACTOR - A suction retractor including an elongated tube that is operable to be inserted through a tubular retractor used in minimally invasive surgical procedures. One end of the tube is coupled to a handle having a chamber and the other end of the tube is coupled to a curved retractor portion, where the retractor portion allows the surgeon to hold back various anatomies during the surgical procedure. Thus, the suction retractor provides two functions that may otherwise require two different instruments. The retractor portion includes a series of parallel groves that allow liquids, such as blood, to flow along the retractor portion and into a suction port at the end of the tube. A suction device can be coupled to an outlet port in the handle that causes the blood and other surgical material to be sucked through the tube and out of the handle. | 03-29-2012 |
20120083662 | RETRACTOR - A retractor for use in spinal procedures is disclosed. The retractor includes a first frame member defining a first recess and a second frame member pivotally connected to the first frame member. The second frame member defines a second recess. The retractor further includes a first blade assembly operably received within the first recess and a second blade assembly operably received within the second recess. The first blade assembly includes a first blade configured to pivot relative to the first frame member and a first blade extender selectively extendable from the first blade. The second blade assembly includes a second blade configured to translate within the second recess and a second blade extender selectively extendable from the second blade. | 04-05-2012 |
20120108906 | SURGICAL RETRACTOR WITH GEL PAD - A surgical access device has a surgical retractor having a noncompliant outer ring with an annular axis, an inner ring, and a sleeve coupling the outer ring to the inner ring. The noncompliant outer ring is adapted to roll over itself around the annular axis to roll the sleeve around the outer ring to retract and seal an opening in a biological body wall. The access device may include a lid adapted for being coupled to the noncompliant outer ring of the surgical retractor. The outer ring of the surgical retractor has a cross-sectional shape that prohibits the lid from being partially or incorrectly coupled to the outer ring of the surgical retractor. | 05-03-2012 |
20120116172 | RETRACTOR - A retractor ( | 05-10-2012 |
20120130193 | Two Part Thoracic Port Assembly - A surgical port for use during a thoracic surgery includes a first port element and a second port element. The first port element includes a first sidewall and a first flange that is positioned adjacent a proximal portion of the first sidewall. The first flange extends in a laterally outward direction. The second port element includes a second sidewall and a second flange that is positioned adjacent a distal portion of the second sidewall. The second flange extends in a laterally outward direction. The first port element is configured to securely couple to the second port element and each of the first and second sidewalls defines a passageway to allow a surgical instrument to pass therethrough. | 05-24-2012 |
20120149990 | DEVICES FOR PERFORMING BLEPHAROPLASTY AND METHODS OF USING THE SAME - A blepharoplasty device includes a handle member, an elongate, curved first jaw member coupled to the handle member and having a first tissue contacting surface, and an elongate, curved second jaw member coupled to the handle member and having a second tissue contacting surface. The first and second jaw members are moveable relative to one another between a closed position and an open position to capture eyelid tissue and facilitate the cutting and subsequent reattachment of the eyelid tissue. | 06-14-2012 |
20120157787 | TOOLS FOR TRANSORAL SURGERY - The invention is directed towards tools for use in performing surgery or examination via the oral cavity, in particular in the region of the oral cavity, oropharynx, larynx, and hypopharynx, devices and systems incorporating these tools, and procedures using these tools. More specifically, the tools, devices, systems and procedures are directed towards Transoral Robotic Surgery or any non-robotic transoral surgical approach. | 06-21-2012 |
20120165613 | Retractor Component System And Method Comprising Same - A blade assembly has a blade body and a blade body surround. A retractor attachment structure is attached to the blade body at the first end portion thereof extending from an exterior surface thereof. The retractor attachment structure is configured for having one of the blade body mounting structures of the retractor engaged therewith in a manner whereby the blade body is independently pivotable about and translatable along the blade body mounting structure. An alignment member protrudes from an interior surface of the blade body adjacent its first end portion. A slot extends through the blade body at its first end portion. The blade body surround and the blade body jointly form a generally cylindrical-shaped structure when the blade body is in a seated position within the slot. The cylindrical structure defines a central passage extending between the first and second end portions of blade body surround. | 06-28-2012 |
20120172669 | Retractor Component System And Method Comprising Same - A blade assembly has a blade body and a blade body surround. A retractor attachment structure is attached to the blade body at the first end portion thereof extending from an exterior surface thereof. The retractor attachment structure is configured for having one of the blade body mounting structures of the retractor engaged therewith in a manner whereby the blade body is independently pivotable about and translatable along the blade body mounting structure. An alignment member protrudes from an interior surface of the blade body adjacent its first end portion. A slot extends through the blade body at its first end portion. The blade body surround and the blade body jointly form a generally cylindrical-shaped structure when the blade body is in a seated position within the slot. The cylindrical structure defines a central passage extending between the first and second end portions of blade body surround. | 07-05-2012 |
20120190934 | MINIMALLY INVASIVE RETRACTOR AND POSTED SCREW - A minimally invasive retractor assembly includes a posted screw and one or more retractor blades. Each retractor blade is releasably coupled to the posted screw. The retractor blade or blades are manipulated or flexed relative to the posted screw allowing retraction of tissue surrounding the incision. The retractor is made of a biocompatible material, sterile packaged and disposable after one use. A system and method for using the retractor and performing a minimally invasive spine surgical procedure are also disclosed. | 07-26-2012 |
20120203074 | SURGICAL PORTAL APPARATUS WITH ARMATURE ASSEMBLY - A surgical portal apparatus includes a portal housing, an elongated portal member connected to the portal housing and an armature assembly. The portal housing and the portal member have an axial bore for reception and passage of a surgical object. The armature assembly includes at least two arms disposed within the portal housing and an outer mount. The at least two arms extend at least radially inwardly and are adapted to move relative to the longitudinal axis from a rest position to an activated position during passage of the surgical object. The at least two arms are operatively connected whereby movement of a first arm causes corresponding movement of a second arm. The outer mount comprises a resilient material and is mounted to the at least two arms, and imparts a biasing force thereto toward the rest position. | 08-09-2012 |
20120238827 | ACCESS SHEATH WITH CENTRAL SEAL - A surgical access apparatus includes an access member defining a longitudinal axis and proximal and distal ends, and having a longitudinal opening. A central seal member is mounted to the access member at an approximate rotational center thereof. The central seal member has inner seal portions defining a seal passage dimensioned for sealed reception of a surgical object. | 09-20-2012 |
20120277540 | Triangulation Concept for Minimally Invasive Access Surgery - A surgical system is adapted and configured for use in a minimally invasive surgical procedure. The surgical system includes surgical instruments that are configured and adapted to be inserted into an underlying body cavity in a first configuration and to transition to a second configuration within the body cavity to provide improved manipulation and visualization of internal body structures. A method of using the surgical system is also disclosed. | 11-01-2012 |
20120277541 | TWO-PIECE CANNULA, A KIT COMPRISING A TWO-PIECE CANNULA AND AN INSERTER - The invention relates to a two-piece cannula. The two-piece cannula comprises an outer cannula member that is engageable with an inner cannula member to define a continuous passage when the two cannula members are coupled together. When inserted in body tissue, the continuous passage can receive a surgical instrument, such as an arthroscope, for medically analyzing and/or treating a region of interest located beneath the body tissue. The outer cannula member and the inner cannula member comprise an outer portion and an inner flange, respectively, for sealing and securing the body tissue between the outer portion and the inner flange. In a further embodiment, the invention relates to kit comprising a two-piece cannula and an inserter for inserting the two-piece cannula into body tissue. In yet a further embodiment of the invention, a method is provided for inserting the two-piece cannula into body tissue. | 11-01-2012 |
20120277542 | GEL SEAL FOR A SURGICAL TROCAR APPARATUS - A seal assembly for use with an access device during a surgical procedure includes a housing having a passageway therethrough dimensioned to permit passage of a surgical instrument and being adapted for mounting to a trocar device, and a seal comprising a gel material and being mounted to the housing across the passageway. The seal includes inner seal portions defining an access channel dimensioned to form a substantial sealing relation with an object therethrough and substantially close in the absence of the surgical instrument. The seal preferably comprises a second material having a hardness greater than a hardness of the gel material. The gel material may be selected from the group consisting of urethane gel, silicon gel. | 11-01-2012 |
20130066162 | TENSIONING DEVICE OF A SURGICAL RETRACTOR - A tensioning device of a surgical retractor has a tensioning section for applying a tensile force to a tool that is to be arranged thereon, and a holding bar fixed in position relative to the tensioning section, and also a locking device. The locking device is provided between the holding bar and the tensioning section and has a releasable locking function counter to the direction of the tensile force. The tensioning device can be operated comfortably, with minimal force being applied, is optimally accessible and takes up only a small overall volume. This is made possible by the fact that the locking device is configured as a linear ratchet or linear feed mechanism and that the feed mechanism has an actuating lever and an unlocking device. | 03-14-2013 |
20130085340 | SURGICAL INSTRUMENT STABILIZER AND METHOD - A surgical instrument stabilizer includes a body having a first material and a second material. The first material includes a wall defining an inner surface and an outer surface. The inner surface defines a first cavity configured for disposal of the second material. The outer surface defines an outer portion, a lateral portion and an inner portion. At least a portion of the lateral portion is configured to flexibly conform to a patient body surface. The inner portion defines a second cavity for disposal of an instrument and is configured to engage an outer surface of the instrument. Methods of use are disclosed. | 04-04-2013 |
20130102850 | RETRACTOR EXTENSIONS AND METHODS OF USE - A retractor extension is provided comprising a body having a distal end and a proximal end extending longitudinally from the distal end, the distal end of the body comprising a first set of engagement members comprising a first projection configured for attaching the body to a first end surface of the retractor, the proximal end of the body comprising a second set of engagement members comprising a second projection configured for attaching the body to a second end surface of the retractor. In some embodiments, the retractor extension holds tissue away from the surgical incision to enhance the surgeon's field of vision. Methods of attaching the retractor extension to the retractor are also described. | 04-25-2013 |
20130184535 | EXPANDABLE TISSUE RETRACTION DEVICES - A surgical access device facilitates access to a surgical site within a patient's body through an incision in the body. Surgical access devices can have a first retention member and a second retention member with a pliable membrane that extends between the first retention member and the second retention member. A retention member can include at least three linkages pivotably coupled to one another such that expanding the retention member causes at least some of the linkages to pivot relative to one another. The pliable membrane can be configured to expand the incision to facilitate access to the surgical site. | 07-18-2013 |
20130217974 | Medical Device - This invention generally relates to a medical device assembly for facilitating a sealed working channel into a pressurized body cavity, and methods of use thereof. In certain embodiments, devices of the invention include a hollow body that is splittable along its length and being configured to move between an open configuration for operably coupling with a surgical instrument and a closed configuration, in which in the closed configuration, the device provides a seal that prevents gas leakage from an incision site of a body cavity while the instrument is in the body cavity. | 08-22-2013 |
20130231538 | DEVICE AND METHOD FOR SAFELY EXPANDING MINIMALLY INVASIVE SURGICAL INCISIONS - An insertion tongue of the retractor device may be pushed into the subject through the trocar incision, along one side of the organ. The tip of the insertion tongue pushes the impacted organ and its endoscopic recovery bag slightly away from the cavity wall. A scalpel is passed through the insertion guide with the tip of the scalpel blade in the retention guide on the back of the insertion tongue, and with the sharp side of the scalpel blade facing away from the organ and from the tongue of the retractor device. The scalpel is then passed down through the cavity wall, with its tip in the retention guide, while tension on the retractor device handle away from the organ, and gentle outward traction on the organ (and bag) permits removal of the organ (and bag) as soon as the opening is just large enough to allow it. | 09-05-2013 |
20130245382 | INSTRUMENTS AND METHODS FOR MINIMALLY INVASIVE SPINE SURGERY - A system for minimally invasive spine surgery includes a plurality of bone anchors, a spinal rod, a plurality of dilators of differing lengths and diameters, and a surgical access port. The surgical access port includes a proximal end, a distal end, and a sidewall defining a lumen extending from the proximal end to the distal end. The port may include a first opening formed in the sidewall that defines a passageway for medical hardware from the lumen to external to the port. The system can include first instrument for creating a subcutaneous pathway from the opening in the port. | 09-19-2013 |
20130317310 | SURGICAL ACCESS DEVICE - Various devices are provided for allowing multiple surgical instruments to be inserted through a single surgical access device at variable angles of insertion, allowing for ease of manipulation within a patient's body while maintaining insufflation. Safety shields and release mechanisms are also provided for use with various surgical access devices. | 11-28-2013 |
20130324801 | RETRACTOR ILLUMINATION SYSTEM - An apparatus for the efficient provision of directed illumination to a subdermal surgical field that is attachable to or completely forms a surgical retractor blade. | 12-05-2013 |
20140018633 | Method and Apparatus for Performing Spinal Surgery - Implants, instruments, and methods for performing surgical procedures on the spine, including one or more of creating an operative corridor to the spine, delivering implants to the spine, fusing one or more segments of the spine, and fixing one or more segments of the spine. | 01-16-2014 |
20140073856 | ROBOTIC ENDOSCOPIC RETRACTOR FOR USE IN MINIMALLY INVASIVE SURGERY - Minimally invasive surgical retractors and methods of using the retractors are provided. This retractor may be introduced through a sealed port, controlled by a robotic system, have full articulation, and need not require assembly within the patient's body. As a result, fully endoscopic mitral valve surgery may be performed. | 03-13-2014 |
20140088369 | OVER DILATION - A device, system and method for dilating a patient during a minimally invasive surgical procedure is disclosed. A surgical dilation system includes a dilator having an outer tubular member and an inner tubular member sized to be movably received within an inside diameter of the outer tubular member. The outer tubular member includes a vertical slot running through a side of the outer tubular member. The inner tubular member has an upper portion and a lower portion. The retractor has a proximal end including at least one mounting member protruding outwardly from a side surface of the retractor and a distal end including at least one fanned blade protruding outwardly from the side surface. When the inner tubular member is oriented in a first position the vertical slot is in a closed state, when the inner tubular member is oriented in a second position the mounting member is permitted to travel downwardly a predetermined distance in the vertical slot, and when the inner tubular member is positioned in a third state the mounting member is permitted to freely travel through the vertical slot. | 03-27-2014 |
20140114134 | LATERAL DISTRACTOR - A distraction device includes a cage distractor, two distractor blades, an inserter positioner, and a clip inserter. The cage distractor is selectively securable to the two distractor blades and includes two distractor housings moveable relative to one another. The inserter positioner is selectively securable to the two distractor blades and include a center member that is centered between the distractor blades when the inserter positioner is secured to the two distractor blades. The clip inserter is configured to secure a clip to a distal end thereof and is slidable through the center member to secure the clip to a cage distracted by the movement of the two distractor housings away from one another. The clip maintaining the distraction of the cage. | 04-24-2014 |
20140221760 | Apparatus and Method for Enlarging an Incision - A retraction system and method are provided for retracting tissues surrounding a surgical site. In one aspect, a method including engaging slide connections between a guide dilator and a plurality of tissue engaging members and sequentially enlarging an incision using the guide dilator and the plurality of tissue engaging members. In another aspect, a method of inserting a plurality of tissue engaging members into an incision including fixing tip portions of the plurality of tissue engaging members in an insertion configuration, advancing the tip portions into an incision, and restricting movement of the tip portions away from the insertion configuration. A guide dilator system comprising an elongate body, a plurality of tissue engaging members, and slide connections between the elongate body and the tissue engaging members is also provided. | 08-07-2014 |
20140275800 | SURGICAL ACCESS SYSTEM AND RELATED METHODS - A surgical access system including a tissue distraction assembly and a tissue refraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site. | 09-18-2014 |
20140316211 | Medical Instrument - A medical instrument with an elongate shank which, at a distal end, carries a spatula, and, in a proximal end area, has a shank head on which a laterally protruding handle is arranged. The shank is rotatable relative to the handle about a rotation axis parallel to a longitudinal axis of the shank. | 10-23-2014 |
20150038799 | DEVICE FOR EXAMINING AND SURGICALLY OPERATING ON BODY CAVITIES, IN PARTICULAR THE ANAL AND VAGINAL CAVITIES - A device for examining and surgically operating on a body cavity, in particular an anal or vaginal cavity, includes an elongate hollow body exhibiting an insertion portion for at least a partial insertion of the device internally of the cavity and an open portion, arranged on an opposite side to the insertion portion, through which the cavity is at least partially visible or reachable by at least a surgical instrument. At least a part of the hollow body exhibits a structural sector which is interposed between the insertion portion and the open portion in order to be positioned in the cavity. The structural sector has a longitudinal window through which a portion of the cavity affected by a pathology can be isolated. In a transversal section, the structural sector extends in a substantially curved development and exhibits opposite ends which are substantially parallel to one another, so as to divaricate the cavity while keeping tensioned the portion of the cavity affected by the pathology and prevent sagging thereof inside the hollow body. | 02-05-2015 |
20150148614 | Apparatus For Covering An Exposed End Of A Severed Sternum - The invention comprises an apparatus ( | 05-28-2015 |
20150297208 | SPINE RETRACTOR - A spinal retractor system is provided to protect important structures of a patient while the surgeon performs surgery on spinal elements of the patient. The system includes a retractor blade including a retractor tab, a side body, and an upper platform having a tool connector tab for mating with a matching blade holder tool for securely holding the retractor blade. The retractor blade also has a screw holder attached to the side body of the retractor blade for receiving a bone screw provided in a channel of the screw holder A screwdriver is used to drive the bone screw into a vertebra of a patient, such as during an anterior spinal surgical procedure. | 10-22-2015 |
20150359527 | EXPOSURE APPARATUS FOR PARASPINAL MUSCLE CLEARANCE APPROACH WITH POSTERIORSPINAL SMALL INCISION - An exposure apparatus for a paraspinal muscle clearance approach with a posterior spinal small incision includes a spinous process side vertebral plate retractor and a cooperating vertebral arch outer side retractor is provided. The apparatus can be used to separate a clearance between a multifidus muscle and a longissimus muscle under direct view, easily and atraumatically reach a screw fixation position on a vertebral arch pedicle, expose a facet joint, bluntly separate the multifidus muscle from the vertebral arch, accurately place the retractors, and thereafter locally form a surgical operation tunnel space that externally extends 10 degrees to 15 degrees. A design of angles and structures of retractors effectively protects local soft tissues and prevents a tissue damage while executing traction on local muscles and ensuring an adequate surgical space. | 12-17-2015 |
20150366552 | CANNULA WITH DEPLOYABLE ANCHOR WIRE AND METHODS OF USE - A surgical instrument includes a first member comprising an end surface. A second member includes a flange and a first groove having a holding member movably disposed therein. A third member includes a lip and a second groove having the holding member movably disposed therein. The lip extends at an acute angle relative to an axis defined by the third member. The holding member is movable between a first configuration in which the holding member is disposed in the second groove and first and second portions of the holding member are positioned in the first groove and a second configuration in which the holding member is spaced apart from the second groove and the first and second portions of the holding member are spaced apart from the first groove. Systems and methods are disclosed. | 12-24-2015 |
20160007984 | Medical Devices Having a Releasable Tubular Member and Methods of Using the Same | 01-14-2016 |
20160022122 | SURGICAL DEVICE, OUTER TUBE, ENDOSCOPE, AND TREATMENT TOOL - A surgical device, an outer tube, an endoscope, and a treatment tool that have a compact configuration and achieve high durability are provided. The outer tube includes a slider in an outer tube body. When the endoscope and the treatment tool are inserted into the outer tube, and are held by an endoscope holding part and a treatment tool holding part each being provided in the slider, and are combined into a single unit. Consequently, when the treatment tool is moved in the axial direction, the endoscope is moved in the axial direction in interlock with the movement. Because the outer tube is configured such that the endoscope exit port has an inner diameter that is smaller than the inner diameter of the elastic member provided to hold the endoscope at the endoscope holding part, the strength of the endoscope can be secured while preventing interference with the treatment tool. | 01-28-2016 |
20160038012 | VAGINAL SPECULUM WITH ILLUMINATOR - A speculum includes a first blade member and a second blade member, each of the first and second blade members having a distal end and an opposing proximal end. A portable illuminator having a light source and at least one battery includes a switch that is accessible through a slit or similar feature in the speculum. According to at least one version, the switch includes an extending tab portion that can extend through the slit or the end of a handle portion of the speculum to enable illumination. In another version, the portable illuminator can be attached to an articulation mechanism that is configured for moving the first and second blade members in relation to one another. | 02-11-2016 |
20160120532 | SURGICAL RETRACTOR SYSTEM AND METHOD - A retractor system is provided having a plurality of blade portions that collectively present a low profile tapered configuration for insertion through tissue along a natural tissue plane. Once inserted through tissue the blade portions may be independently moved apart to form an access path to a surgical site, such as by first moving the blade portions apart along the natural tissue plane followed by moving the blade portions apart transverse to the natural tissue plane. The blade portions may be attached to retractor frame members, and rack and pinion frame components may be used to control movement of the blade portions relative to one another. Pins may be used to secure the blade portions to bone. | 05-05-2016 |
20180021061 | CANNULAS HAVING BODY WALL RETENTION FEATURES, AND RELATED SYSTEMS AND METHODS | 01-25-2018 |