Patent application number | Description | Published |
20090259233 | Deployment System For Surgical Suture - A suture deployment system is disclosed including a surgical needle having a flexible suture fixedly attached thereto and a target suture releasably secured to the flexible suture. A collar is positioned between the flexible suture and the target suture and is fixedly secured to the flexible suture. The target suture is releasably secured to the collar is such that the target suture may detach from the collar once a surgical procedure has been completed. The surgical needle is a double pointed surgical needle specifically configured to be manipulated by a surgical suturing apparatus. | 10-15-2009 |
20100179540 | Endoscopic Vessel Sealer and Divider Having a Flexible Articulating Shaft - An electrosurgical instrument for treating tissue includes a housing having a shaft extending therefrom having an axis A-A defined therethrough. The shaft is at least partially flexible and includes first and second jaw members attached at a distal end thereof. Each jaw member includes an electrically conductive tissue contacting surface adapted to connect to a source of electrosurgical energy such that the electrically conductive tissue contacting surfaces are capable of conducting electrosurgical energy through tissue held therebetween. A drive assembly is disposed in the housing and has a first actuator operably coupled to a drive rod for reciprocation thereof to move the jaw members from a first position in spaced relation to one another to a second position closer to one another for engaging tissue. A second actuator is disposed on the housing and is actuatable to articulate the shaft. | 07-15-2010 |
20100200636 | POWERED SURGICAL INSTRUMENT WITH SECONDARY CIRCUIT BOARD - A powered surgical apparatus, which is configured to engage tissue includes a handle assembly having proximal and distal portions, a movable portion operatively connected to the distal portion of the handle assembly, a tool assembly operatively coupled to the movable portion, a power source configured to supply electrical power, and a transmission system operatively associated with the power source. The movable portion is movable with respect to the handle assembly. The tool assembly is adapted to engage tissue. The transmission system is configured to transmit electrical power or signals between the handle assembly and the movable portion. | 08-12-2010 |
20100228270 | Deployment System for Surgical Suture - A suture deployment system is disclosed including a surgical needle having a flexible suture fixedly attached thereto and a target suture releasably secured to the flexible suture. Either the flexible suture or the target suture may be made of a shape memory polymer. A collar is positioned between the flexible suture and the target suture and is fixedly secured to the flexible suture. The target suture is releasably secured to the collar is such that the target suture may detach from the collar once a surgical procedure has been completed. The surgical needle is a double pointed surgical needle specifically configured to be manipulated by a surgical suturing apparatus. | 09-09-2010 |
20100308099 | SURGICAL STAPLING APPARATUS - An articulation mechanism for use with a surgical apparatus having an articulating tool assembly is described. The articulation mechanism includes a rotatable shaft which is fixedly secured to a disk defining a spiral groove or slot. A linearly movable translation member is provided and includes a pin which is received within the spiral groove such that rotation of the disk effects linear translation of the translation member. The configuration of the spiral groove can be selected to provide any desired ratio of angular rotation of the disk to linear advancement of the translation member. As such, the configuration of the spiral slot can be selected to provide a uniform rate of articulation of the tool assembly of the surgical apparatus or a variable rate of articulation. | 12-09-2010 |
20110009704 | Apparatus and Method for Transvaginal Surgery - An access port for performing surgery transvaginally is provided. The access port includes an elongated flexible member having proximal and distal ends and a central portion therebetween, and a retention mechanism formed on the distal end of the elongated member. The retention mechanism includes a first configuration for inserting the distal end of the elongated member within an opening and a second configuration for selectively securing the elongated member within an opening. Also provided is a method of performing a transvaginal surgery. The method includes providing an access port including a retention mechanism configured to selectively retain the access port within the vagina of a patient, forming an incision in the wall of the vagina into the abdomen of the patient, inserting a distal end of the access port into the vagina and through the incision, and activating the retention mechanism to secure the distal end of the access port within the abdominal cavity of the patient. | 01-13-2011 |
20110009863 | Shaft Constructions for Medical Devices with an Articulating Tip - An endoscopic surgical instrument for sealing tissue includes an end effector having a pair of jaw members adapted to connect to a source of electrosurgical energy. At least one jaw member is movable relative to the other between an open configuration and a closed configuration for grasping tissue. A handle is movable to induce motion in the end effector between the open and closed configurations. An elongated shaft defines a longitudinal axis and is coupled between the end effector and the handle. The shaft includes a plurality of links arranged such that neighboring links engage one another across a pair of edges to maintain the end effector in an aligned configuration with respect to the longitudinal axis. Each of the edges is spaced laterally from the longitudinal axis. The neighboring links may pivot about the rotational edges to move the end effector to an articulated configuration. | 01-13-2011 |
20110015653 | Apparatus and Method for Joining Similar or Dissimilar Suture Products - An apparatus, system and method for joining a first length of suture with a second length of suture are provided. The apparatus includes a substantially cylindrical body have a first end and a second end, a first cavity formed in the first end for receiving an end of the first length of suture, and a second cavity formed in the second end for receiving an end of the second length of suture, wherein the ends of the first and second lengths of sutures are welded within respective first and second cavities. The first and second lengths of suture may include the same or different diameters. The first and second cavities may be separated by a divider, or instead, may be continuous. The end of the first length of suture may abut the end of the second length of suture within the cylindrical body. | 01-20-2011 |
20110036887 | SURGICAL STAPLING APPARATUS - A surgical stapling apparatus having a housing with an actuator and an elongated member extending from the housing. An end effector is disposed on one end of the elongated member. The end effector houses a plurality of fasteners that are operatively coupled to a plurality of pusher members. An actuation mechanism is operatively coupled to the actuator; the actuation mechanism includes a longitudinally translatable drive member and an actuation sled. The actuation sled is configured for engaging the plurality of pusher members. A pressure responsive element is also disposed in one of the jaws. The pressure responsive element communicates a signal to a controller. The signal is representative of pressure applied to the pressure responsive element. The controller is configured to activate a feedback response. | 02-17-2011 |
20110036888 | TISSUE FASTENING SYSTEM FOR A MEDICAL DEVICE - A surgical fastening device includes a handle assembly having a stationary handle and a movable handle and an elongated member extending distally from the handle portion. The elongated member includes a distal end portion. The device also includes a pair of firing rods operably coupled with the movable handle and movable between a proximal position and a distal position. A tool assembly has a plurality of helical fasteners supported therein and includes a pair of opposing jaw members. At least one of the jaw members is movable in relation to the other jaw member between spaced and approximated positions. The jaw members are configured to form a pair of radial channels when the jaw members are in the approximated position. The firing rods are configured to advance helical fasteners through at least one radial channel and into tissue upon movement from the proximal position to the distal position. | 02-17-2011 |
20110036892 | ONE HANDED STAPLER - The present disclosure is directed to a surgical instrument, which includes a handle assembly and an elongate member having two jaw members. The second jaw member is movable in relation to the first jaw member between an open position and a closed position. The first jaw member is supported by the elongate body and contains a plurality of fasteners. The elongate member extends distally from the handle assembly and defines both a longitudinal axis and a distal portion. A switch is placed about the handle assembly to allow the handle assembly to operate in multiple modes. | 02-17-2011 |
20120138659 | Surgical Stapling Apparatus Having Articulation Mechanism - An articulation mechanism for use with a surgical apparatus having an articulating tool assembly is described. The articulation mechanism includes a rotatable shaft which is fixedly secured to a disk defining a spiral groove or slot. A linearly movable translation member is provided and includes a pin which is received within the spiral groove such that rotation of the disk effects linear translation of the translation member. The configuration of the spiral groove can be selected to provide any desired ratio of angular rotation of the disk to linear advancement of the translation member. As such, the configuration of the spiral slot can be selected to provide a uniform rate of articulation of the tool assembly of the surgical apparatus or a variable rate of articulation. | 06-07-2012 |
20120193396 | Surgical Stapling Apparatus - A surgical stapling apparatus is provided and includes a housing having an actuator; an elongated member extending from the housing; an end effector disposed on an end of the elongated member, the end effector having a first jaw and a second jaw, the first jaw having a staple cartridge and the second jaw having a plurality of staple forming recesses; the staple cartridge having at least a first segment and a second segment, the first segment and the second segment each having a tissue contacting surface and staple receiving slots defined in the tissue contacting surface, the first segment and the second segment being biased toward the second jaw and movable; a biasing members for each of the first segment and the second segment; and a pressure sensor for each of the first segment and the second segment. | 08-02-2012 |
20120318847 | Surgical Stapling Apparatus - A surgical stapling apparatus is provided and includes a housing having an actuator; an elongated member extending from the housing; an end effector disposed on an end of the elongated member, the end effector having a first jaw and a second jaw, the first jaw having a staple cartridge and the second jaw having a plurality of staple forming recesses; the staple cartridge having at least a first segment and a second segment, the first segment and the second segment each having a tissue contacting surface and staple receiving slots defined in the tissue contacting surface, the first segment and the second segment being biased toward the second jaw and movable; a biasing members for each of the first segment and the second segment; and a pressure sensor for each of the first segment and the second segment. | 12-20-2012 |
20130105550 | SURGICAL STAPLING APPARATUS | 05-02-2013 |
20140008412 | SURGICAL STAPLING APPARATUS - A surgical stapling apparatus is provided and includes a housing having an actuator; an elongated member extending from the housing; an end effector disposed on an end of the elongated member, the end effector having a first jaw and a second jaw, the first jaw having a staple cartridge and the second jaw having a plurality of staple forming recesses; the staple cartridge having at least a first segment and a second segment, the first segment and the second segment each having a tissue contacting surface and staple receiving slots defined in the tissue contacting surface, the first segment and the second segment being biased toward the second jaw and movable; a biasing members for each of the first segment and the second segment; and a pressure sensor for each of the first segment and the second segment. | 01-09-2014 |
20140194923 | POWERED SURGICAL INSTRUMENT - A powered surgical apparatus, which is configured to engage tissue includes a handle assembly having proximal and distal portions, a movable portion operatively connected to the distal portion of the handle assembly, a tool assembly operatively coupled to the movable portion, a power source configured to supply electrical power, and a transmission system operatively associated with the power source. The movable portion is movable with respect to the handle assembly. The tool assembly is adapted to engage tissue. The transmission system is configured to transmit electrical power or signals between the handle assembly and the movable portion. | 07-10-2014 |