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Retractor

Subclass of:

600 - Surgery

600184000 - SPECULA

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
600206000 Having flexible, malleable or shape memory material 254
600210000 With special blade or retracting surface structure 128
600204000 Laproscopic 76
600227000 With holder 61
600219000 With cooperating retracting members 59
600235000 Specific use retractor 47
600202000 With sensor or measuring means 44
600205000 With auxiliary channel (e.g., fluid transversing) 36
600203000 With protective sheath 29
600245000 Having illuminating means 14
600226000 With special handle 7
600218000 With compressing jaws 4
20110040153DEPLOYABLE JAWS RETRACTION DEVICE - A deployable jaws retraction device is provided for retracting a body organ away from an operative site without occupying an incision or surgical access port during the surgical procedure. The deployable jaws retraction device includes a jaw assembly having two or more jaws joined at one end and a retention device to maintain the jaws of the closed condition about a target body organ. The deployable jaws retraction device additionally includes an anchoring assembly for securing the jaw assembly and body organ away from the operative site during the surgical procedure. The anchoring assembly includes a needle having a tissue penetrating tip and a length of suture material connecting the needle to the jaw assembly. There is also provided an applicator instrument for applying the deployable jaws retraction device onto a target body organ.02-17-2011
20100174150Internal Retraction Systems and Devices - An internal retraction system for use in minimally-invasive surgical procedures includes, among other features, an elongated applicator that has proximal and distal ends. The distal end of the applicator includes a grasper and the proximal end includes a mechanism or actuator for moving the grasper from an open position to a closed position. A plurality of anchor clips are slidably mounted on the elongated applicator and are initially in a stored position. Each clip includes spring biased upper and lower jaws for grasping tissue. The internal retraction system also includes a structure associated with the applicator for deploying the anchor clips from the stored position to a deployed position at a desired location. Moreover, the internal retraction system includes a mechanism associated with the applicator for removing the anchor clips from the deployed position and returning the clips to the stored position.07-08-2010
20120330106THORACIC RETRACTORS AND METHODS - A surgical thoracic retractor has retraction members that grip the anterior and posterior surfaces of the ribs between vice-like jaws to prevent a crushing or other force being applied to the intercostal nerves, thus minimizing the patient's post-operative pain.12-27-2012
20130172685DEPLOYABLE JAWS RETRACTION DEVICE - A deployable jaws retraction device is provided for retracting a body organ away from an operative site without occupying an incision or surgical access port during the surgical procedure. The deployable jaws retraction device includes a jaw assembly having two or more jaws joined at one end and a retention device to maintain the jaws of the closed condition about a target body organ. The deployable jaws retraction device additionally includes an anchoring assembly for securing the jaw assembly and body organ away from the operative site during the surgical procedure. The anchoring assembly includes a needle having a tissue penetrating tip and a length of suture material connecting the needle to the jaw assembly. There is also provided an applicator instrument for applying the deployable jaws retraction device onto a target body organ.07-04-2013
Entries
DocumentTitleDate
20120203069SURGICAL SHIELD FOR SOFT TISSUE PROTECTION - A soft tissue protection surgical shield protects collateral soft tissue from damage during a surgical procedure within a surgical space of a body. The shield comprises an elongated flexible shield having a proximal end and a distal end. The proximal end has a first opening and the distal end has a second opening. The shield further comprises a side wall between the proximal and distal ends that defines the first and second openings. The side wall is conformal to the surgical space and arranged to resist perforation by surgical instruments in use during the surgical procedure, and also to define and maintain the access pathway to the surgical site.08-09-2012
20080269564Surgical retractor system and method - The present invention provides a system and method of retracting tissue during medical procedures. In one embodiment, the present invention provides a blade portion for retracting tissue and a shaft portion coupled thereto. In one embodiment, the shaft portion of the surgical retractor is adapted to engage at least one retaining member. The retaining member may have one or more channels through which the shaft portion may be slidably inserted. In one embodiment, the retaining member provides one or more securing members for receiving at least one elastic member.10-30-2008
20090093682SURGICAL PORTAL WITH FOAM AND FABRIC COMPOSITE SEAL ASSEMBLY - A surgical portal assembly includes a portal adapted to provide access to underlying tissue and having a longitudinal opening extending along a longitudinal axis of the portal and a seal. The seal includes internal surfaces having a passage for reception and passage of a surgical object in substantial sealed relation therewith and defines a seal axis. The seal includes a foam segment comprising a foam material and a fabric segment comprising a fabric material and being mounted relative to the foam segment. The fabric segment may be disposed adjacent one of the proximal and distal surfaces of the foam segment. The fabric segment may include a fabric layer which is in juxtaposed relation with the one of the proximal and distal surfaces of the foam segment. The fabric layer may include slots therethrough to facilitate passage of the surgical object through the seal. The slots may be arranged to extend radially outwardly relative to the seal axis.04-09-2009
20130123581SELF-RETAINING RETRACTOR - A tissue retractor generally includes a pair of arms that are pivotally coupled to each other and each have a finger grip portion on a first end and a working portion arranged on an opposite second end. Each of the second ends comprises an elongated shaft that extends along an axis. A pair of paddles each having a planar engagement body and a mounting portion are pivotally coupled to a corresponding elongated shaft. The paddles are selectively rotatable around the respective axes.05-16-2013
20090012370POSTERIOR TISSUE RETRACTOR FOR USE IN HIP REPLACEMENT SURGERY - The teachings provided herein are generally directed to a posterior retractor comprising a handle section; and, a retraction section having an anchoring element. In most embodiments, the handle section comprises a proximal region, a mid-region, and a distal region. And, the length of the handle section can be sufficient to position a hand-held portion of the proximal region of the handle section outside of a surgical site during use of the posterior retractor in a hip arthroplasty procedure. The teachings include the use of the posterior retractor in a hip arthroplasty procedure.01-08-2009
20100081880Surgical 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.04-01-2010
20110144438SURGICAL APPARATUS AND METHOD FOR PERFORMING TRANSABDOMINAL CARDIAC SURGERY - The invention provides a surgical apparatus and method for performing less-invasive, closed chest cardiac surgery through a transabdominal approach, without cardiopulmonary bypass. In a preferred embodiment, the invention provides a heart manipulator and a coronary stabilizer which are deployed through an access cannula and secured relative to a stationary support through a surgical arm. Heart manipulator and coronary stabilizer cooperate together to enable access to all the coronary artery territories of the heart through a single access cannula. Also provided is a diaphragm tissue retractor.06-16-2011
20110295074Methods 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
20100249515ACCESS PORTAL INCLUDING SILICONE FOAM THREE LAYER SEAL - A surgical access portal includes a seal housing, a sleeve mountable to the seal housing, and a seal disposed within the seal housing. The seal includes a first layer having an opening for the reception and passage of a surgical instrument, a second continuous layer for providing a fluid tight seal in the seal housing in the presence and/or in the absence of a surgical instrument, and a third layer having an opening for the passage of a surgical instrument therethrough. The first and third layers have a higher density than the second layer for maintaining the second layer in an axially compressed state therebetween.09-30-2010
20090149714SURGICAL DEVICES AND METHODS - A retractor is used for natural orifice transluminal endoscopic surgery. The procedure may be performed via a transgastric, a transvaginal, or a transcolonic route.06-11-2009
20080287743Medical retractor and stabilizing assembly and related methods of use - Embodiments of the invention include endoscopic guide tubes having a retractor and a stabilizing assembly for use with the guide tube and related methods of use.11-20-2008
20100036205SPREADER FOR HIGH TIBIAL OSTEOTOMY - To facilitate insertion of an implant while retaining a cut in an opened state. There is provided a spreader 02-11-2010
20080221394TISSUE RETRACTOR - Methods and devices for minimally invasive surgery in a patient. A tubular body is disclosed which includes in its side wall a plurality of longitudinal passages. Elongated blocking members are also disclosed which are inserted into the passages. The elongated blocking members block deflected interfering tissue during the surgery.09-11-2008
20130217972SURGICAL PORTAL WITH ROTATING SEAL - A surgical portal apparatus includes a portal housing, a portal sleeve, and a seal. The portal housing defines a central housing axis and a central housing channel. The portal sleeve extends from the portal housing and is dimensioned to pass through tissue to provide access to underlying tissue via a longitudinal opening. The central housing channel of the portal housing and the longitudinal opening of the portal sleeve define a passageway for reception and passage of a surgical object. The seal has inner surfaces defining a seal passage for establishing a general sealed relation about the surgical object. The seal passage is radially offset with respect to the central housing axis. The seal is adapted to rotate about the central housing axis to vary positioning of the seal passage to substantially maintain the substantial sealed relation upon manipulation of the surgical object within the portal housing.08-22-2013
20080242937Bone retractor tool - An improved bone retractor tool includes a pair of arms pivotably connected to one in a pliers-like configuration and a pair of tissue engagement plates each having forward and rearward portions, each of the pair of tissue engagement plates mounted on the upper end of one of the pair of arms and extending generally parallel with one another when the pair of arms are in closed position. Forward bone engagement spikes are mounted on and extend forwards from the forward portions of the tissue engagement plates. A releasable securement mechanism is mounted on the pair of arms for releasably retaining the pair of arms in a selected position relative to one another, and a tensioning device is mounted on the pair of arms for tensioning the lower ends away from one another thereby forcing the pair of tissue engagement plates towards one another upon the securement mechanism being released.10-02-2008
20100204548 Instrument Access Device - An instrument access device comprises first, second and third instrument seals for sealing around instruments extended through the device. The seals have respective connector sleeves. Each sleeve connects a base to one of the instrument seals. The device also comprises two insufflation/desufflation ports. Each of the ports comprises a connector extending from the base, a tube extending from the connector, a luer connector and a removable cap. The luer connector is used for connection to any suitable supply line for insufflation gas or for discharge if insufflation gas. In use, the insufflation/desufflation ports facilitate independent control of insufflation and desufflation as may be required during a surgical procedure. Access sleeve at the proximal end is cut-off, folded over the inner proximal ring and is held in place between the base and the inner proximal ring when the base is fitted. The proximal end of the sleeve that is generated when the sleeve is pulled upwardly to retract an incision is removed from the field of use.08-12-2010
20090082631Elliptical retractor - A retractor for use in laparoscopic procedures includes an upper retractor ring, a lower retractor ring, and a retractor sheath extending between the upper retractor ring and the lower retractor ring to form a tubular passageway through which instruments or a medical practitioner's hands may pass during a medical procedure. The retractor sheath includes an elliptical passageway extending between lower retractor ring and the upper retractor ring.03-26-2009
20120078057APPARATUS AND METHOD FOR INTRA-ABDOMINALLY MOVING A FIRST INTERNAL ORGAN TO A POSITION AWAY FROM A SECOND INTERNAL ORGAN AND THEN HOLDING THE FIRST INTERNAL ORGAN IN THE POSITION WITHOUT MANUAL INPUT - An apparatus including a flexible length of cord and three tissue connectors positioned at the opposite ends of the cord and at an intermediate position of the cord is designed to be laparoscopically inserted through the abdominal wall and into the abdominal cavity, and used to move a first internal organ to a position away from a second internal organ where the apparatus holds the first internal organ in the position without further manual input, thereby providing surgical access to the second internal organ.03-29-2012
20100274091Auto-Closure Apical Access Positioner Device and Method - A positioning device for providing access to a ventricle of a heart. In one embodiment, the device includes a cup positionable over an apex of the heart and at least a first access valve in the cup for accessing an entry point to the ventricle of the heart.10-28-2010
20100261969VIBRATING SEAL FOR A SURGICAL TROCAR APPARATUS - A surgical access apparatus for use during a surgical procedure for passing through tissue to an underlying surgical area is provided. The surgical access apparatus includes a vibration source connected to a seal member located in an internal passage of an access member. The seal is configured to form a substantial sealing relation with an inserted surgical instrument and substantially close in the absence of the surgical instrument. The vibration source causes the seal to vibrate, in order to decrease the force needed to insert the surgical instrument. The source of vibration may be one of the following: a rotating eccentric mass, mass moving in a linear path, exciting a piezoelectric, a crystal, or an electro active polymer capable of expanding or contracting.10-14-2010
20100240957ACCESS PORT INCLUDING CENTERING FEATURE - An access port includes a housing defining a longitudinal axis and having proximal and distal ends, and an interior wall defining a longitudinal opening adapted for passage of a surgical object, an object seal disposed in mechanical cooperation with the housing and being configured to create a substantially fluid-tight seal around a surgical object inserted through the object seal and a centering mechanism mounted to the housing. The centering mechanism includes at least one centering element extending at least in a general longitudinal direction within the longitudinal opening and a substantially annular ring mounted to the at least one centering element. The at least one centering element is positioned and dimensioned to engage the surgical object during passage of the object through the longitudinal opening and is capable of radial outward deflective movement relative to the longitudinal axis in response to an outward force exerted by the surgical object during eccentric manipulation of the surgical object. The annular ring is adapted for radial movement during corresponding radial movement of the at least one centering element upon eccentric manipulation of the surgical object, to thereby engage the interior wall and apply a generally inward force counteracting the outward force exerted by the surgical object tending to bias the surgical object toward a generally aligned position with respect to the longitudinal axis.09-23-2010
20100228090METHODS AND DEVICES FOR PROVIDING ACCESS INTO A BODY CAVITY - Methods and devices are provided for providing surgical access into a body cavity. In one embodiment, a surgical access device is provided that includes a housing coupled to a retractor. The housing can be have one or more sealing ports for receiving surgical instruments. Each sealing port can include one or more sealing elements therein for sealing the port and/or forming a seal around a surgical instrument disposed therethrough. Each sealing port can be in a fixed position relative to the housing and can be rotatable with the housing relative to the retractor. A plurality of safety shields can extend from the housing into the retractor to protect the retractor from instruments inserted through the sealing ports and into the retractor.09-09-2010
20100240958SURGICAL PORTAL APPARATUS INCLUDING MOVABLE HOUSING - A surgical portal apparatus includes a housing and a cannula member. The housing includes a seal mount and a flexible housing wall. The cannula member is connected to the housing and defines a longitudinal axis and passageway. The seal mount has an internal seal. The flexible housing wall is dimensioned to permit both axial and radial movement of the seal mount with respect to the longitudinal axis between a first position of the seal mount and a plurality of second positions of the seal mount. The seal mount may be biased by a biasing member toward the first position. In an embodiment, the biasing member is a spring that is engageable with the cannula member and the seal mount.09-23-2010
20110112370MINIMALLY INVASIVE SURGICAL STABILIZATION DEVICES AND METHODS - The various embodiments of the present inventions provide stabilization devices and methods for use of the stabilization devices with minimally invasive gynecological procedures such as methods of preventing pregnancy by inserting intrafallopian contraceptive devices into the fallopian tubes05-12-2011
20110112371MULTI-INSTRUMENT ACCESS DEVICES AND SYSTEMS - A multi-instrument access device includes a base positionable within a percutaneous opening formed in a body. Ports are positioned on the base for receiving instruments to be inserted into the body for use in a procedure. Tubular instrument tubes having steerable distal ends may be insertable through the ports for receiving the instruments and for orienting the operative ends of the instruments toward a target site.05-12-2011
20100210912ACCESS PORT WITH SUTURE MANAGEMENT SYSTEM INCLUDING FLAPPER WITH INSERTS - An access port provides passage into a subject's body. This access port generally includes a housing and a suture management system. The housing defines a longitudinal axis and has a longitudinal passage. The longitudinal passage is adapted to allow passage of a plurality of sutures through the housing. The suture management system, which is operatively coupled to the housing, includes a flapper having a plurality of spaced apart recesses. Each recess includes an insert disposed in mechanical cooperation therewith, and each insert has a slit configured to receive and hold at least one suture of the plurality of sutures.08-19-2010
20100125171SURGICAL INSTRUMENTS AND METHODS OF USE - The invention generally relates to novel surgical instruments, including ergonomically designed hand held surgical tissue retractors and a pouch for breast implants. The invention also relates to novel methods of performing surgical operations, in particular, cosmetic and reconstructive surgery using inflatable and pre-filled breast enlargement implants. The retractors and methods of the invention may also be applicable for general, orthopedic, cardio, vascular, microsurgeries, obstetrics/gynecology applications, and veterinary practices.05-20-2010
20090281391DISSECTION-ASSISTING RETRACTOR - A surgical retractor for assisting in dissection procedures including a main housing, a handle coupled to a proximal portion of the main housing, and one or more movable belts coupled to a distal portion of the main housing. Preferably, the one or more belts are adapted to frictionally engage and retract tissue from a surgical site. In embodiments, one or more of the belts are comprised of a material with sufficient friction properties to securely engage tissue. In some embodiments, one or more of the belts also have a plurality of grooves for securely engaging tissue. In further embodiments, the main housing also includes a distal lip for further engaging tissue in the incision site. Preferably, the retractor is able to gently pull tissue away from a surgical site without injuring or damaging surrounding healthy tissue.11-12-2009
20100312061METHODS 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. A surgical access device can be configured to be positioned in tissue to provide access through a working channel of the access device to a body cavity underlying the tissue. The access device can include a sealing element positioned at least partially within the working channel. The sealing element can be formed of a puncturable self-sealing material such as a gel and/or a foam configured to provide a channel seal that seals the working channel when no instrument is inserted through the sealing element and configured to provide an instrument seal that provides a seal around one or more surgical instruments inserted through the sealing element.12-09-2010
20100312060INTERLOCKING SEAL COMPONENTS - Methods and devices are provided to allow for easy customization of a surgical access device by an end user. In one exemplary embodiment a surgical access device is provided that includes a plurality of elongate seal elements that are configured to form a sealed configuration between a surgical site and an outside environment. The seal elements can be disposed in a surgical opening and can mate directly to each other with the outermost seal elements mating directly to tissue of the opening. The seal elements can include one or more mating elements to provide the desired mating. The seal elements can also include sealable openings that are configured to receive surgical instruments for use at the surgical site. The sealable openings maintain the desired seal throughout the course of a surgical procedure. Exemplary methods for providing custom configurations on location are also provided.12-09-2010
20090326330APPARATUS FOR INSERTING A SURGICAL DEVICE AT LEAST PARTIALLY THROUGH A WOUND OPENING - An apparatus (12-31-2009
20090221877Minimally Invasive Retraction Device Having Detachable Blades - A retraction device comprises a base and at least one retracting blade. The base has at least one tab. The retracting blade has a slotted distal end for receiving the tab of the base.09-03-2009
20090221876Surgical Release Apparatuses, Systems and Methods - Surgical release apparatuses, systems and methods are provided. The apparatuses, systems and methods can include one or more cannulas having a base and an insertion body extending from the base with a chamber passing through the base and the insertion body. The cannula can have a movable retractor attached thereto. The retractor configured to facilitate creation of space between the insertion body of the cannula and the retractor. An obturator can be used and can provide a support body configured for insertion into the chamber of the cannula to facilitate the guidance of the cannula. A blade can be provided with a handle, a blade body, and a cutting edge. The blade configured for engaging and being guided by the cannula for the cutting edge to make an incision. One or more spatulas can also be provided. The spatulas can be configured to provide guidance to the blade.09-03-2009
20090216087Pivot Linkage Tightening Surgical Retractor Joint - A joint or clamp for a surgical retraction system uses a pivot linkage tightening mechanism. The pivot link primarily pivots to move one arm of the clamp relative to the other arm of the clamp. The handle contacts the clamp body at a friction interface of small radius to the handle pivot axis so little frictional torque is generated during tightening of the clamp. A handle pivot pin mostly translates above the handle pivot axis. The handle pivot pin has a center section which is offset, and the handle pivot pin can be received in any of numerous circumferential positions to absorb the tolerance stack for the clamp, resulting in a consistent and precise tightening mechanism achieved by a small throw of a short handle.08-27-2009
20110098535SURGICAL ACCESS SYSTEM AND RELATED METHODS - A surgical access system including a tissue distraction assembly and a tissue retraction 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. Some embodiments of the surgical access system may be particularly suited for establishing an operative corridor to a surgical target site in the spine. Such an operative corridor may be established through the retroperitoneal space and the psoas muscle during a direct lateral, retroperitoneal approach to the spine.04-28-2011
20110251461PROGRESSIVE SURGICAL DISTRACTION DEVICE FOR ATRAUMATIC ACCESS - Progressive Surgical Distraction Device (PSDD) intended for enabling gradual atraumatic access to cavities and zones inside the human body and for allowing controlled extraction of the liquids contained therein, particularly open foetal surgery and neurosurgery. It is composed of a set of cylindrical and semi-cylindrical parts of increasing diameters and decreasing lengths that fit into each other telescopically, each enabling the successive extraction of the inner part. The progressive distraction of the muscular fibres does not subject them to traction, avoids haemorrhages and allows the controlled diversion of liquids without accumulation of residues. The last part of the sequence is designed to allow an optimum mobilisation of the clamping system via directly viewed control of the intervention zone and surgical field.10-13-2011
20110082338PORT FIXATION WITH VARYING THREAD PITCH - A surgical portal device comprising a body portion and at least one thread is disclosed. The body portion defines a longitudinal axis and has a proximal end, a distal end, an exterior surface, and a lumen configured to allow a surgical instrument to pass therethrough. The at least one thread extends at least partially along the exterior surface of the body portion. The at least one thread defines a thread pitch between adjacent portions of the thread. A distal portion of the thread pitch is different from a proximal portion of the thread pitch.04-07-2011
20100280324Organ Manipulator Having Suction Member Supported with Freedom to Move Relative to Its Support - An organ manipulator including at least one suction member or adhesive disk mounted to a joint providing freedom of movement of the at least one suction member or adhesive disk relative to its support. A method for retracting and maintaining an organ in a retracted position using suction (or adhesive force) so that the organ is free to move normally (e.g., to beat or undergo other limited-amplitude motion) is provided.11-04-2010
20110152622SURGICAL ACCESS APPARATUS WITH CONSTRAINING MECHANISM - A surgical access apparatus includes a housing member, a portal member extending from the housing member and defining a central longitudinal axis, and defining a longitudinal passage therethrough dimensioned to permit passage of an surgical object and a constraining mechanism associated with at least one of the housing member and the portal member. The constraining mechanism includes a constraining member dimensioned and positioned to intersect the longitudinal passage. The constraining member is adapted to engage the surgical object and bias the surgical object toward a position radially displaced relative to the central longitudinal axis. The constraining member is adapted to transition from an initial condition in the absence of the surgical object to a stressed condition in the presence of the surgical object. The constraining member may be normally biased toward the initial condition.06-23-2011
20110046448Cardiac tissue retractor with associated valve cusp depressor - A tissue retracting apparatus for use in cardiac surgery having a first tissue retracting member configured and sized to retract a cardiac tissue of the patient's heart in a manner to obtain surgical access to a target heart valve located within an internal heart cavity, and a second tissue retracting member configured and sized to retract, depress or displace a valve cusp tissue of the target heart valve in a manner to obtain surgical access beyond the target heart valve. In use, the second tissue retracting member is operatively couplable to the first retracting member, so that the first and second retracting members cooperate together to collectively allow the simultaneous retraction of both (i) a cardiac tissue of the patient's heart, and (ii) a valve cusp of the target valve while a surgical intervention can be carried out on either the target heart valve or a subvalvular structure of said target heart valve.02-24-2011
20110021876CONSTRICTING MECHANISM FOR USE WITH A SURGICAL ACCESS ASSEMBLY - The present disclosure relates to a surgical access member for establishing percutaneous access to a surgical worksite within tissue. The surgical access member includes a constricting mechanism that is adapted to removably receive a surgical instrument and resiliently transition between an open state and a constricted state. In the open state, insertion of the surgical instrument through the constricting mechanism is substantially uninhibited. In the constricted state, the constricting mechanism substantially limits transverse movement of the surgical instrument, and may facilitate the creation of a substantially fluid-tight seal therewith.01-27-2011
20110196205SURGICAL PORTAL LOCKING SYSTEM - A surgical portal apparatus includes a portal having an elongated portal member and defining a portal passage for reception of a surgical object, and a locking base. The locking base includes a flange segment defining a longitudinal axis and having a longitudinal opening for permitting reciprocal longitudinal passage of the portal member and a locking segment mounted to the flange segment. The flange segment is dimensioned and configured for positioning against body tissue. The locking segment is dimensioned to selectively engage the portal member and establish a secured relation therewith to selectively secure the portal at a predetermined longitudinal position with respect to the longitudinal axis of the locking base. The flange segment of the locking base may include an adhesive coating for adhesive engagement with the body tissue.08-11-2011
20110144437METHODS AND DEVICES FOR PROVIDING SURGICAL ACCESS THROUGH TISSUE TO A SURGICAL SITE - Methods and devices are provided for providing surgical access into a body cavity. A surgical access port is provided that has an adjustable longitudinal length, such as by being formed from multiple segments configured to move relative to one another. An anchor can be coupled to a distal end of the surgical access port to help secure the surgical access port within a tissue opening by engaging a distal side of the tissue. Optionally, the anchor can be removably coupled to the distal end of the surgical access port, thereby allowing any one of a plurality of anchors to be selectively coupled thereto.06-16-2011
20100022844Surgical Access Instruments for Use with Spinal or Orthopedic Surgery - A surgical access assembly is provided for retaining tissue, membrane, and organs in a retracted position after insertion into an incision on a patient. The assembly includes a hollow surgical access channel of oblong cross-section optionally expandable and contractible in diameter, thereby providing means for distraction of structure affixed to the retractor. The assembly optionally further comprises: gripping means for grasping by a surgeon or device and an introducer of generally oblong cross-section. The introducer, adapted to fit within the access channel, is generally rectangular in cross-section, rounded at the edges, with parallel sides. The distal end of the introducer protrudes from the retractor when inserted therein, and works to delicately push tissue apart. The introducer is placed within the hollow access channel and provides an hollow access channel for access by a surgeon and surgical instruments.01-28-2010
20090287060METHODS AND DEVICES TO DECREASE TISSUE TRAUMA DURING SURGERY - Methods and devices are disclosed to reduce the tissue trauma that occurs when a physician retracts or otherwise deforms a patient's tissues for surgery or other medical procedures. In one part, methods and devices are disclosed for cooling the tissue around the incision. In another part, methods and devices are disclosed that elute drugs into the tissues of the tissue margin. In another part, methods and devices are disclosed to engage tissues during retraction to cushion, to sense tissue state, and to modulate tissue state.11-19-2009
20110118551COLLATERAL SOFT TISSUE PROTECTION SURGICAL DEVICE - A collateral soft tissue protection surgical device protects collateral soft tissue from damage during a surgical procedure within a surgical space of a body. The device comprises an elongated flexible sheath having a proximal end and a distal end. The proximal end has a first opening and the distal end has a second opening. The sheath further comprises a side wall between the proximal and distal ends that defines the first and second openings. The side wall is conformal to the surgical space and arranged to resist perforation by surgical instruments in use during the surgical procedure, and also to define and maintain the access pathway to the surgical site.05-19-2011
20120010470DEVICES AND METHODS FOR ANCHORING A TUBE - Devices and methods are provided for accessing a bodily opening that, among other things, are safe, reliable and repeatable. One embodiment of a device for anchoring to tissue includes an elongated tube and a magnet. The elongated tube has a proximal end opposite a distal end, and defines a central axis. The magnet is attached to the distal end of the elongated tube and has a magnetic field attractive to the magnetic material in the tissue. The magnet has an annular shape defining an aperture through which the elongated tube extends.01-12-2012
20120022333APPARATUS AND SYSTEM FOR SIMULTANEOUS USE OF MULTIPLE INSTRUMENTS - An apparatus for allowing simultaneous use of at least two surgical instruments through a single incision. The apparatus includes a first part having a proximal end, a distal end, an inner surface and an outer surface. The outer surface engages an incision and holds the incision in an open position. The inner surface defines a passageway through the first part from the proximal to the distal ends. The apparatus also includes a second part attached to the proximal end of the first part for sealing the proximal end of the first part and having at least two ports for receiving a surgical instrument. At least one of the ports includes a ball joint to allow articulation of the port relative to the second part. The ball joint allows the orientation of the port and the surgical instrument within it to be moved easily relative to the apparatus.01-26-2012
20120157778DISPOSABLE SHIELD FOR A MEDICAL TOOL - A single use disposable shield and supportive stand for placement on a medical tool such as a suction catheter comprises a transparent body for protecting a responder from bodily fluids of a patient during suctioning of the oral or nasal cavities of a patient. As well the device acts as a supportive stand and securing agent for multiple medical devices and tools The body has an aperture for receiving a bushing. The bushing has an aperture for receiving the medical tool or device.06-21-2012
20120157777ADJUSTABLE HEIGHT MULTIPLE INSTRUMENT ACCESS SEAL ANCHOR MEMBER - A surgical apparatus for positioning within a tissue tract accessing an underlying body cavity includes a seal anchor member that includes a ring and a disc that are repositionable relative to one another, such that the height of the seal anchor member is adjustable and the angular positions of the disc and the ring, relative to one another, are adjustable.06-21-2012
20110065999METHOD AND APPARATUS FOR LATERALLY ACCESSING AN INTERVERTEBRAL DISC SPACE - A method for laterally accessing a lumbosacral intervertebral disc space of a patient includes positioning the patient laterally and making an incision to provide lateral access to the patient's iliac crest. A bracket (03-17-2011
20120123214WOUND RETRACTOR - A wound retractor (05-17-2012
20120232349Apparatus 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.09-13-2012
20120130177PORTAL ASSEMBLY WITH ADJUSTABLE HEIGHT - A portal assembly for positioning within an incision to access an underlying body cavity including a collar and a compressible portal member. The collar includes an elongate member that defines a longitudinal axis and has a longitudinal passageway. The portal member includes one or more longitudinal ports for passage of a surgical object. The portal member is positionable within the longitudinal passageway of the collar to thereby adjust the length of the portal assembly within the incision.05-24-2012
20120253133Single Incision Deployable Platform - A surgical triangulation device and method of use is disclosed. The surgical triangulation device includes an elongate member, the elongate member defining a longitudinal axis and being adapted for insertion through a surgical access portal. The surgical triangulation device also includes a platform pivotably attached near a distal end of the elongate member, the platform defining a plurality of lumens and a central opening therethrough. The platform has a first position, where a first end of the platform is positioned proximate to the elongate member and a second end of the platform extends distally past a distal end of the elongate member, and a second position, where the platform is nearly orthogonal to the longitudinal axis.10-04-2012
20100298645MAGNARETRACTOR SYSTEM AND METHOD - A system and method for performing surgical procedures within a body cavity, e.g. abdomen, uses a magnetized device is utilized to allow a surgeon to control intra-abdominal organs and objects. The system and method allows a surgeon to perform an intra-abdominal procedure without the need to position surgical tools inside of the body cavity. Additional surgical ports are not necessary as the magnetized device allows the surgeon to retract or position various objects within the abdomen.11-25-2010
20080300465Spine Retractor and Distractor Device - A spine retractor and distractor device comprises spinal process clamps and a retractor assembly, which may be rotatably coupled with the spinal process clamps. The retractor assembly may include a retractor ring, or frame, and a plurality of retractor blades adjustably coupled to the frame, e.g., by clamps. The spinal process clamps can maintain a grip on the spinal processes of the patient, and distraction pliers may be used to impart a distraction force on the spinal process clamps to distract the spinal segments. Additionally, other components, features, or tools, e.g., a light source and/or a camera, can be mounted on the instrument.12-04-2008
20100234687SURGICAL INSTRUMENTS WITH IMPROVED DEXTERITY FOR USE IN MINIMALLY INVASIVE SURGICAL PROCEDURES - A surgical instrument adapted and configured for use in minimally invasive surgical procedures includes a shaft, an end effector and a proximal handle. The longitudinal shaft has proximal and distal end portions, and defines a longitudinal axis of the surgical instrument. The distal end effector is connected to the distal end portion of the shaft, and is adapted and configured for performing a surgical task. The proximal handle portion is operably connected to the proximal end portion of the longitudinal shaft and has an actuatable portion operably connected to the end effector to result in movement of the end effector. The distal end portion of the shaft can be laterally offset from the longitudinal axis of the shaft and/or have one or more bends or curves formed therein. The proximal portion of the shaft can include at least one bend to allow for comfortable positioning of a surgeon's hands.09-16-2010
20120088977STABILIZED ELONGATE IMPLANTABLE VASCULAR ACCESS DEVICE - A vascular access port is described that is elongate in form. A distal end is coupled to a tube which leads into a body lumen. A proximal end has a head thereon with a septum which can be repeatedly penetrated by a needle and reseal, for repeated administration of medications or other compositions through the port and into the body of the patient. A wing is attached to the body that has two positions including a streamlined first position for implantation and a wider second position for stabilization of the port after implantation. A stay is preferably also provided to abut the wing when in the second position to keep the wing in the second position when fully deployed.04-12-2012
20100168522SURGICAL ACCESS ASSEMBLY - A surgical access assembly configured and dimensioned for positioning within an intercostal space defined between a patient's adjacent ribs to facilitate passage of a surgical instrument into an internal work site. The surgical access assembly includes a body portion that may be either partially or wholly formed from a resilient material such that the surgical access assembly is resiliently deformable to facilitate conformity with the intercostal space in order to minimize the application of force to the patient's tissue upon insertion and removal of the access assembly and manipulation of the surgical instrument.07-01-2010
20120253132Gear Driven Triangulation - A surgical access port and method for achieving triangulation is disclosed, the surgical access port comprising a housing and an articulation structure. The housing is comprised of a cylindrical member having proximal and distal ends, and defining a longitudinal axis. The articulation structure is comprised of at least two lumens, each of the at least two tubular members disposed in a respective lumen, at least two rotating members disposed along each of the at least two tubular members, an actuating member, and a rigid member connecting each rotating member to each tubular member. The tubular members are configured to receive instruments for use in minimally invasive procedures.10-04-2012
20120253131Articulating Surgical Access System For Laparoscopic Surgery - A surgical system includes one or more arms defining a passageway therethrough. The arm includes a proximal portion configured for positioning externally of a patient's body and a distal portion configured for positioning within an internal body cavity. The distal portion includes first and second articulatable segments spaced apart from one another and capable of independent articulation between a substantially straight configuration and an articulated configuration. A first articulation assembly is coupled to the proximal portion of the one arm and is transitionable between a first state and a second state for articulating the first articulatable segment between the substantially straight configuration and the articulated configuration. A second articulation assembly is coupled to the proximal portion of the arm and is configured to move between a plurality of positions for articulating the second articulatable segment between the substantially straight configuration and the articulated configuration.10-04-2012
20100286481TISSUE RETRACTOR AND METHOD OF USE THEREOF - A tissue retractor is disclosed. The tissue retractor includes: a base support unit having an underside that is adapted to be conformable and to be removably attachable to a surface proximate to an incision; and a retractable member substantially inelastic in its central longitudinal axis and flexible in at least one axis deviating from said central longitudinal axis, wherein the retractable member is adapted to receive the mounting portion of an at least one tissue hook, the at least one tissue hook having a tissue engagement portion and a mounting portion, wherein the tissue engagement portion is capable of engaging tissue to be retracted, wherein said retractable member is retractable away from the incision, such that the tissue engagement portion of the tissue hook retracts tissue to which it is engaged, wherein said retractable member has a first end and a second end, wherein said retractable member is integrally formed with the base support unit via the first end, and wherein the second end of the retractable member has a securing mechanism for removably attaching the second end to a corresponding securing mechanism on the first end and/or the base support unit.11-11-2010
20130131455MEDICAL CANNULA ASSEMBLY - A medical assembly includes a cannula and a sealing cap releasably coupled to the cannula. The cap includes a body and a sealing member integrally molded with the body to form a fluid-tight seal between the cap and cannula. The cap includes a member defining an opening for passage of a medical instrument therethrough in a fluid-tight manner. The member includes a first portion surrounding the opening and being thickened to limit tearing of the first portion, and a second portion surrounding the first portion being tapered down in thickness toward the first portion to increase flexibility of the member. The assembly includes a shaft receivable in a lumen defined by an inner surface of the cannula. The shaft includes a protrusion and the inner surface further defines a protrusion receiving formation.05-23-2013
20130190569SURGICAL INSTRUMENT FOR POSITIONING A SLEEVE - A surgical instrument for positioning a sleeve is presented. The surgical instrument comprises a shaft, a handle connected to one end of the shaft, a sleeve holder connected to the opposite end of the shaft and defining a space in which the sleeve is to be positioned. The surgical instrument further comprises a locking element adapted to protrude into the space for engagement of the sleeve and a magnet adapted to force the locking element into the space by a magnetic force.07-25-2013
20130211200Cannula Positioned Targeting Guide - The present invention provides a combination cannula positioned targeting guide adapted for angular receipt and support of a surgical instrument, the combination including an endoscopic portal having an enlarged membrane chamber having a rear port and an elongated portal cannula extending towards a portal tip, the rear port and the portal cannula being axially aligned; a portal stand extending from a substantially rectangular body towards an arcuate channel in communication with the enlarged membrane chamber; and the endoscopic portal being rotationally secured to the portal stand08-15-2013

Patent applications in class Retractor

Patent applications in all subclasses Retractor