Class / Patent application number | Description | Number of patent applications / Date published |
600227000 | With holder | 88 |
20100222643 | LAPAROSCOPIC INSTRUMENT AND CANNULA ASSEMBLY AND RELATED SURGICAL METHOD - A laparoscopic port assembly includes a cannula unit including three cannulas each extending at an acute angle relative to a base. The cannulas are flexible for receiving respective angulated laparoscopic instruments. The cannula unit is rotatingly received in a port holder for rotation about a longitudinal axis of the holder, the holder being disposable in an opening in a patient's skin. | 09-02-2010 |
20110015490 | METHOD AND SYSTEM FOR CANNULA POSITIONING - An active cannula ( | 01-20-2011 |
20110021881 | TROCAR ANCHOR - Apparatus and methods for providing access to a body cavity without substantial loss of inflation gas therein. The apparatus includes an access assembly that has a tubular member having a proximal end, a distal end, an elastic portion interposed the proximal end and the distal end, and a lumen therethrough. An anchor sleeve is disposed coaxially over the tubular member and has a radially expandable region. The anchor sleeve is moveable between an axially elongated configuration and an axially shortened configuration and is biased toward the axially shortened configuration by a force exerted by the elastic portion of the tubular member. The axially shortened configuration corresponds to the anchor sleeve being in the fully deployed position. Methods for providing anchored access to a cavity within a patient are also disclosed. | 01-27-2011 |
20110028796 | Cannula Anchor - Cannula anchor assemblies are disclosed which consist of a threaded cannula and a cannula anchor. The cannula anchor system allows for secure anchoring into the body wall, and proper cannula height adjustment prior to and during surgery. Sutures through the body wall may be secured to the cannula anchor either directly through the cannula anchor, or around suture posts attached therein. The cannula anchor also prevents excessive plunge of a trocar into the patient. The cannula anchor is generally configured with internal threads that mate with a threaded cannula. | 02-03-2011 |
20110040154 | Customizable, self holding, space retracting arthroscopic/endoscopic cannula system - The present invention is directed to a device including an inner cannula having one or more wings or leaflets attached to one end thereof The wings or leaflets can be cut to length or shaped to facilitate holding the operative field open for optimal visualization and the use of surgical instruments. A shorter, outer cannula is fitted over the inner cannula and a flange attached to the outer cannula is moved from a closed position in which the wings are covered by the inner surface of the cannula or to an open, deployed position in which the wings are opened. The outer cannula may be textured or shaped to aid in holding the desired position. The device also includes a dam or barrier at the end or other convenient location in the inner cannula to control the flow of air or fluids in the cannula as to make it useful in arthroscopic or endoscopic surgery of all types. The wings or leaflets can have mating tapered tips that joint into a single tip when closed or an optional trocar to ease insertion into the desired body cavity. The design allows for manufacture at almost any size to make the device useful in the widest of surgical applications and in all joint or body cavities large or small. | 02-17-2011 |
20110082347 | SPRING JAW RETRACTION DEVICE - A retraction assembly is provided for retracting body tissue away from an operative site. The retraction device generally includes a first jaw and a second jaw connected by a biasing member. The biasing member urges distal ends of the first and second jaws together to grasp the body tissue. An anchoring assembly is connected to the retraction device for reposition the grasped target body tissue away from the operative site. The anchoring assembly includes a surgical needle and a length of suture material attached to the retraction device. There is also provided an applicator instrument having a hollow outer tube for receipt of the retraction device and to position and advance the retraction device over the body tissue. A pusher is provided and is movable within the hollow outer tube, and engageable with the retraction device, to force the retraction device out of the hollow outer tube and about the body tissue. | 04-07-2011 |
20110208007 | Rapid Laparoscopy Exchange System And Method Of Use Thereof - A system for positioning an interchangeable tool in a body cavity that includes a channel having a lumen in direct communication with the body cavity; a tool introducer having a longitudinal axis and a distal end and wherein the tool introducer is capable of traveling through the channel lumen; and a tool holder covering at least a portion of the interchangeable tool wherein the tool holder is pivotally connected to the tool introducer distal end, thereby allowing angular positioning of the interchangeable tool after the tool holder emerges from the channel into the body cavity. A method for engaging an interchangeable tool with a distal portion of a tool manipulator in a body cavity that includes inserting a tool introducer into a channel, the channel having a lumen providing direct communication into the body cavity and wherein a proximal end of the interchangeable tool is reversibly connected to a distal end of the tool introducer; orienting the distal portion of the tool manipulator in the body cavity; emerging the interchangeable tool from the channel into the body cavity; and positioning the interchangeable tool eccentrically to the lumen of the channel wherein the inner passage of the interchangeable tool is angled towards the distal portion of the tool manipulator. | 08-25-2011 |
20110230726 | MAGNETICALLY SECURED SURGICAL STATION WITH FORCE MODULATION - An anchoring device for use within a body cavity during a surgical procedure is disclosed. The anchoring device includes an external assembly, an internal assembly, a controller, and a module. The external assembly has a first magnetic component. The internal assembly has a second magnetic component. The internal assembly is sized to be placed inside of the body cavity. The electrical current is connected with one of the first and the second magnetic component to produce a magnetic field about the connected magnetic component to approximate the internal and external assemblies. The module determines a parameter and is in communication with a controller. The controller controls the electrical current in response to the parameter. | 09-22-2011 |
20120083664 | METHODS AND DEVICES FOR CARDIAC SURGERY - Methods for performing minimally invasive heart surgery include accessing a heart of a patient through a first incision on the left thorax of the patient, contacting the heart through the incision with a heart stabilizing device and/or a heart positioning device, introducing at least one coupling device through a second incision on the patient located apart from the first incision, coupling the coupling device with the heart stabilizing device or the heart positioning device, and performing a surgical procedure on the heart. Systems may include a retractor device, a heart stabilizing device, and a coupling device, for enhancing cardiac surgery. Any suitable heart surgery may be performed using methods, devices or systems of the present invention. In one embodiment, a CABG procedure is performed. | 04-05-2012 |
20120116173 | SUSPENSION SYSTEM FOR MINIMALLY INVASIVE SURGERY - A suspension system for supporting surgical devices inside a patient's body cavity comprising an external frame, a plurality of elongated members extending from the external frame and through the patient's skin into the body cavity, and an internal platform located inside the body cavity. The internal platform includes a plurality of links reconfigurable from a first elongated position wherein the links are substantially aligned along a longitudinal axis for insertion to a second position wherein the links are angled with respect to one another to form a non-linear configuration. A first support of the external frame is movable with respect to the second support to thereby move the internal platform. | 05-10-2012 |
20120190935 | 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. | 07-26-2012 |
20120323082 | SUPPORT SYSTEM FOR SURGICAL INSTRUMENT - A holding device for a surgical instrument may include a central instrument holding plate, patient attachment straps extending from the holding plate and instrument fasteners attached to the holding plate. In an exemplary application of the holding device the central holding plate may support a weighted speculum. Patient attachment straps may extend from the holding plate and may be configured to surround thighs of the patient. The fasteners may be configured to hold the speculum. | 12-20-2012 |
20130023734 | INTRODUCER SHEATH ASSEMBLY AND METHOD - An introducer sheath assembly is provided that is capable of securely fastening a sheath tube to a patient's limb so as to keep it from being displaced after insertion into an incision. The introducer sheath assembly has an introducer sheath including a sheath tube to be inserted into the incision made on the patient's limb and a sheath hub attached to the proximal end of the sheath tube. In one form, the introducer sheath assembly has a belt, which is connected to the sheath hub and wound around the limb, and a fastening member to fasten the belt wound around the limb. | 01-24-2013 |
20130289357 | RETRACTION SYSTEM - The invention relates to a retraction system for exposing accesses in human medicine, dentistry or veterinary medicine, wherein said retraction system is arranged on the respective body region and has at least one hook-shaped retractor element | 10-31-2013 |
20140107426 | APPARATUS AND METHODS FOR PERFORMING BRAIN SURGERY - Less invasive surgical techniques for performing brain surgery are disclosed in which a dilating obturator and cannula assembly is inserted into brain tissue until the obturator tip and cannula are adjacent to the target tissue. The obturator is removed and surgery is performed through the cannula. In preferred embodiments the obturator and cannula are placed using image guidance techniques and systems to coordinate placement with pre-operative surgical planning. A stylet with associated image guidance may be inserted prior to insertion of the obturator and cannula assembly to guide insertion of the obturator and cannula assembly. Surgery preferably is performed using an endoscope partially inserted into the cannula with an image of the target tissue projected onto a monitor. Dilating obturator structures having a rounded or semi-spherical tip and/or an optical window for visualizing brain tissue during expansion are contemplated. | 04-17-2014 |
20140249375 | Surgical Access System Including Surgical Portal Apparatus and Adhesive Patch - The present disclosure relates to surgical access systems and methods of using the same to access a surgical site during a surgical procedure. The surgical access system includes a portal member and a patch. The portal member includes at least one longitudinal port for passage of a surgical object. The portal member is formed from a compressible material and is adapted to transition from a first expanded condition to a second compressed condition such that an outer surface of the portal member is adapted for a substantial sealing relation with an opening in tissue upon insertion of the portal member therethrough. The patch includes a non-porous substrate having a tissue facing surface including an adhesive for positioning over the opening in the tissue and sealing a surface thereof. The patch is adapted for sealed reception of the portal member. | 09-04-2014 |
20140275802 | SURGICAL RETRACTOR SUPPORT SYSTEM - A surgical retractor support system includes a body extending from a first end to a second end through an intermediate portion, and a surgical retractor retaining configuration arranged relative to the body. The surgical retractor retaining configuration including an opening configured and disposed to receive a handle end of a surgical retractor. | 09-18-2014 |
600228000 | Having supporting arm | 31 |
20090105547 | Adjustable Retractor Blade - An adjustable retractor blade may include a vertical blade portion integrated with an adjustable attachment portion, which is used to attach the blade to a support arm or frame. The adjustable portion is compatible with existing retractor support arms or frames and allows the vertical blade's position within the body to be easily adjusted without the need for an assistant. | 04-23-2009 |
20100185060 | Low Profile Surgical Retractor - Certain embodiments of the present invention provide a retractor clamp for a low profile retractor system including a spreader including first and second arms joined by a cross-bar, wherein the first and second arms define an arm level. The retractor clamp includes a gripping assembly, a main body, an extension arm, a retractor blade arm, and a securement assembly. The gripping assembly is sized and adapted to engage at least one of the first arm, second arm, and cross-bar, wherein the retractor clamp is movably and securably joined along the at least one of the first arm, second arm, and cross-bar at substantially the arm level. The retractor blade arm is joined to the main body by the extension arm, and is positioned at a retractor blade arm level above the arm level. The retractor blade arm is sized and adapted to accept a blade clamp for securing a retractor blade thereto. The securement assembly includes an adjustment member sized and adapted to be accessible by an operator at an elevation substantially at the arm level. The securement assembly is operatively connected to the gripping assembly. | 07-22-2010 |
20100191066 | SURGICAL PORT SYSTEM WITH MARKER RING - Surgical port to maintain a working channel through bodily tissue includes a tubular body having a proximal portion and a distal portion, the tubular body having a working channel defined therethrough. Additionally, the surgical port includes a collar disposed at the proximal portion of the tubular body, the collar including a connection extending therefrom, and a radiopaque marker disposed at the distal portion of the tubular body. Dilatation system includes the surgical port as previously described, in combination with at least one tissue dilator. | 07-29-2010 |
20100222644 | SURGICAL ACCESS INSTRUMENT - Embodiments of the invention include instruments and methods for providing surgical access to a surgical site. Some embodiments include a flexible arm that adjustably holds a retractor blade to enable access to the surgical site. | 09-02-2010 |
20110201896 | EXPANDABLE SURGICAL ACCESS PORT - A surgical access assembly is disclosed that is configured and dimensioned for positioning within an opening in tissue providing access to and internal body cavity to facilitate the passage of a surgical instrument into an internal work site. The surgical access assembly includes first and second arms and third and fourth arms. The first and second arms and the third and fourth arms are configured and dimensioned for relative movement such that the surgical access assembly is reconfigurable between a first configuration, wherein a first transverse dimension is defined, and a second configuration wherein a second transverse dimension is defined. The first transverse dimension is smaller than the second transverse dimension. | 08-18-2011 |
20110270042 | ADJUSTABLE SURGICAL SUPPORT AND RETRACTOR SYSTEM - A surgical support system including a primary telescoping support; and a secondary telescoping support that is telescopically mounted to the primary support, the secondary support being configured for telescopically mounting a surgical tool thereto, such that such that telescoping of the secondary support with respect to the primary support repositions the secondary telescoping support. The secondary support is mounted to the primary support telescopably along a first telescoping axis; and the secondary telescoping support is configured for mounting the surgical tool telescopably along a second telescoping axis that is oriented at a non-parallel angle to the first telescoping axis. The secondary support includes a first mounting portion; a second mounting portion configured for telescopically mounting the surgical tool; and an articulable joint disposed between and associating the first mounting portion and the second mounting portion for adjusting the angle between the first and second telescoping axes. The articulable joint is releasably lockable for locking the angle. The secondary support comprises a flared end for facilitating reception of the surgical tool into the telescopic mounting with the secondary support. | 11-03-2011 |
20120259177 | Overlapping Retractor Blade Assemblies - A retractor assembly for percutaneous surgery in a patient includes first and second retractor portions positionable opposite one another in an incision of the patient. A working channel extends between the first and second retractor portions and provides access to a location within the patient adjacent to distal ends of the first and second retractor portions. The first and second retractor portions are movable relative to one another to adjust the size of the working channel. In addition, the first and second retractor portions are further configured to longitudinally overlap with one another such that the working channel is peripherally surrounded or enclosed by the first and second retractor portions as the working channel is adjusted across a plurality of different sizes. In another form, a method is directed to retracting tissue for percutaneous access to a surgical site. However, other embodiments, forms and applications are also envisioned. | 10-11-2012 |
20120271119 | AUTO-LOCKING SURGICAL RETRACTOR ASSEMBLY - An auto-locking surgical retractor assembly has a retractor frame with a number of adjustable arms. Each adjustable arm has a U-shaped recess for removably engaging the post of a retractor blade. A spring-loaded locking pin protrudes slightly from the arm into the U-shaped recess to hold the post of retractor blade in place. The locking pin is temporarily retracted by insertion of the retractor blade post into the U-shaped recess, but subsequently extends to lock the retractor blade post in place. The user must exert sufficient force on the retractor blade to temporarily depress the spring-loaded locking pin in order to remove the retractor blade post from the U-shaped recess. | 10-25-2012 |
20130046147 | RETRACTOR ASSEMBLIES WITH BLADE DRIVE MECHANISMS - A retractor assembly for surgery in a patient includes at least one retractor member removably engageable to a support member. The retractor assembly includes a housing assembly engaged to the support member and to an arm that extends from a retraction portion of the retractor member. A drive mechanism in the housing assembly is coupled to the retractor member and is operable to rotate the retraction portion of the retractor member relative to the support member to a desired angular orientation. | 02-21-2013 |
20130204091 | ANTERIOR HIP REPLACEMENT RETRACTOR ASSEMBLY - A retractor assembly has a first clamp adapted to be mounted to a table, a first vertically oriented post supported by the clamp, a first main arm mounted for at least one of angular and lateral movement relative to the first post, and lockable in a selected position, and a tree assembly configured at one end of the second post. The tree assembly has at least two accessory arms, with each accessory arm having a first ball joint on a first end, and a pivot lock knob at an immediate portion, and each accessory arm having a second end configured to accept the mounting of a retractor to the accessory arm. The retractor assembly may also include a J-shaped hook mounted to a ratcheting linearly movable distractor assembly and trochanteric retractors mounted to the accessory arms for femoral elevation and exposure. | 08-08-2013 |
20130237768 | INTERNAL RETRACTOR - The present invention provides a retraction device for retraction of an organ within the abdominal cavity, comprising: a. at least one first anchoring means reversibly attached to a first anchoring point within said abdominal cavity; b. at least one second anchoring means reversibly attached to a second anchoring point within said abdominal cavity; and, c. at least one supporting member, defining a predetermined geometrical structure, interconnecting said first anchoring means and said second anchoring means, at least partially support said organ; wherein said at least one supporting member is characterized by a substantially rigid structure, such that said at least one supporting member is substantially not deformed in any direction outside the plane defining said supporting member when a mechanical force is applied, by said organ, on said rigid structure of said supporting member when said organ is retracted via said retraction device. | 09-12-2013 |
20130245383 | System and Method for Retracting Body Tissue - A method for retracting body tissue providing a retractor system that includes a rail having two opposed widened rail portions separated by a narrowed portion, each widened portion engageable by a separate clamp. The clamps are configured to support the rail to a fixed surface, or to support a surgical device. Each clamp may independently be positioned or slid along the rail to a desired location without interference with a clamp on an opposing widened rail portion. A device clamp is formed of spherical mating portions which enable alignment of a surgical device along six degrees of freedom, and tightenable by securing a single fastener. A retractor blade mount enables an angular and tilting disposition of a retractor blade, as well as remote manipulation of the retractor blade. | 09-19-2013 |
20140088370 | ADJUSTABLE SURGICAL SUPPORT AND RETRACTOR SYSTEM - A surgical support system including a primary telescoping support; and a secondary telescoping support that is telescopically mounted to the primary support and is configured for telescopically mounting a surgical tool thereto, such that such that telescoping of the secondary support with respect to the primary support repositions the secondary telescoping support. The secondary support is mounted to the primary support telescopably along a first telescoping axis and is configured for mounting the surgical tool telescopably along a second telescoping axis that is oriented at a non-parallel angle to the first telescoping axis. The secondary support includes a first mounting portion; a second mounting portion configured for telescopically mounting the surgical tool; and an articulable joint disposed for adjusting the angle between the first and second telescoping axes. The articulable joint is releasably lockable for locking the angle. The secondary support comprises a flared end for facilitating reception of the surgical tool. | 03-27-2014 |
20140371541 | System and Method Retracting Body Tissue - A method for retracting body tissue providing a retractor system that includes a rail having two opposed widened rail portions separated by a narrowed portion, each widened portion engageable by a separate clamp. The clamps are configured to support the rail to a fixed surface, or to support a surgical device. Each clamp may independently be positioned or slid along the rail to a desired location without interference with a clamp on an opposing widened rail portion. A device clamp is formed of spherical mating portions which enable alignment of a surgical device along six degrees of freedom, and tightenable by securing a single fastener. A retractor blade mount enables an angular and tilting disposition of a retractor blade, as well as remote manipulation of the retractor blade. | 12-18-2014 |
20180021033 | SYSTEM AND METHOD FOR RETRACTING BODY TISSUE | 01-25-2018 |
20220133292 | SURGICAL RETRACTOR - A retractor can have a portal attached thereto. A portal attachment lock button allows for adjustment of the depth of the portal with respect to the patient. A portal alignment mechanism, such as a ball and socket, allows the portal to be maneuvered. A pair of lock releases control the opening and closing of a respective one of a pair of retractor blades independent from one another. A pair of toeing mechanisms can operate independently as well. | 05-05-2022 |
600229000 | Flexible or articulable | 8 |
20100081886 | SURGICAL MANIPULATOR SYSTEM - Movement of an instrument to a target treatment site can be performed easily and quickly, so that the burden imposed on an operator can be reduced. A surgical manipulator system including a stabilizer manipulator having a stabilizer, at the tip, holding an operative site of a patient; one or more operating manipulator having an instrument, at the tip, treating the operative site held by the stabilizer manipulator; and a control unit controlling these manipulators, wherein the stabilizer manipulator and the operating manipulator have coordinate systems that are associated with one another; and the position coordinates of a target site to be treated are set to the stabilizer provided on the stabilizer manipulator; and the control unit controls the operating manipulator so as to dispose the instrument in the vicinity of the target site set to the stabilizer when the stabilizer is disposed at the operative site to hold the operative site. | 04-01-2010 |
20110201897 | Retractor System for Anterior Cervical Spine Surgery - A retractor system includes a retractor blade that is securable to a portion of a patient's anatomy during a surgical procedure. The retractor system includes a manipulator that is releasably securable to the retractor blade for positioning and securing the retractor blade. The retractor system includes a flexible securement arm that movably secures the retractor blade to a frame, wherein a proximal end of the retractor blade is non-rigidly constrained. The securement arm is secured to the retractor blade proximate to one end of the securement arm, and is secured to a retractor frame proximate to another end of the securement arm. | 08-18-2011 |
20110301423 | SURGICAL RETRACTOR SYSTEMS - Positioning mechanisms can be used with surgical retractor systems to allow a surgeon to easily laterally move, tilt and lengthen each individual retractor blade used in the system. A lateral retraction mechanism provides the necessary actuating forces to laterally move and hold tissue at the surgical site. A retractor blade tilt mechanism can be used to change the angular position of a retractor blade at a surgical site. This tilt mechanism allows the surgeon to further increase the size of the surgical site by tilting one or more of the retractor blades allowing the distal end or toe of each blade to move laterally via a tilting action. A retractor blade holding mechanism allows the surgeon to hold each retractor blade in a fixed position within a blade holder and allows the surgeon to easily change the length of the retractor blade which extends out of the blade holder. | 12-08-2011 |
20120078061 | Method and Devices for Improved Tissue Stabilization - Devices and methods are disclosed for accessing and stabilizing an unstable or moving tissue structure within a patient's body, and in particular, for temporarily stabilizing a target site on the beating heart. The devices generally involve tissue stabilizers having at least one multiple link support member operably connecting a stabilizer foot to a retractor. The tissue stabilizer may have a stabilizer foot allowing for additional members to be connected to the stabilizer foot at discreet locations. The support member and the additional members may be attachable to a retractor. The support member and the additional members may be operably associated with attachments or mounts which provide additional degrees of freedom at a connection to the retractor. | 03-29-2012 |
20120157788 | SURGICAL INSTRUMENTS, SYSTEMS AND METHODS OF USE - A surgical instrument includes a mount body, a joint member, an arm, and a working end. The mount body has a top portion, a distal end, a proximal end and a bottom portion. The joint member is pivotally mounted at a distal end portion of the mount body, to allow positioning of a proximal portion of an arm extending distally from the joint member. The joint member is also configured to at least partially constrain movement of the proximal portion of the arm to a plane. The working end is mounted to a distal end portion of the arm. The surgical instrument can be configured as a heart stabilizer or a heart positioner. The joint member may further be configured as a slotted ball, a disk member, or a combination thereof. | 06-21-2012 |
20130023735 | TELESCOPING SURGICAL SUPPORT AND RETRACTOR SYSTEM - The surgical support system may include a primary telescoping support, secondary telescoping support supported from the primary telescoping support and configured for telescopically mounting a surgical tool thereto, such that telescoping of the primary support repositions the secondary telescoping support; and a positioning joint disposed between the primary and secondary telescoping supports for universally positioning and locking the secondary telescoping support with respecting to the primary telescoping support. | 01-24-2013 |
20140296650 | TELESCOPIC RETRACTOR HOLDER - The present application discloses a telescopic retractor holder comprising a telescopic rod with an inner tube, an outer tube and a locking mechanism as well as a retractor rod. Said retractor rod has at its one end a retractor mounting, which is adapted for releasably gripping a retractor, and at its other end is fastened to the telescopic rod by means of a jointed connection. The telescopic rod can be supported on an operating table and has an actuating mechanism, by which the locking mechanism can be transferred from a first position, in which the inner tube and the outer tube of the telescopic rod are held immovably in relation to one another, into a second position, in which the inner tube and the outer tube of the telescopic rod are movable in relation to one another in the longitudinal direction of the tubes. | 10-02-2014 |
20160051241 | TELESCOPING RETRACTOR HOLDER - A telescoping retractor holder includes a length-adjustable support, the one end section of which can be supported on an operating table, and including a retractor lever, the one, distal end of which includes a retractor receptacle adapted to releasably grip a retractor, and the other, proximal end section of which can be operatively connected in a supporting manner to the other free end section of the telescoping support, preferably by way of a detachable connecting means, for the application of a lever force. | 02-25-2016 |
600230000 | Special table clamp | 7 |
20080312509 | Surgical Clamp For Cylindrical Stock - A U-type clamp has two arms and a base and tightens around cylindrical stock. The surface of the clamp that makes contact with the cylindrical stock is not itself entirely cylindrical in its loosened state. The preferred embodiment involves a first cylindrical profile extending around about ¾ of the contact surface which is intended to match the curvature of the post. The final ¼ or so of contact surface has a larger radius of curvature than the first cylindrical profile. The second cylindrical profile may also be offset relative to the first cylindrical profile. | 12-18-2008 |
20100130828 | SURGICAL RETRACTOR FIXING DEVICE - The invention relates to a surgical retractor fixing device, comprising: (a) a clamp body ( | 05-27-2010 |
20120035424 | QUICK-ACTION TENSIONING CLIP OF A WOUND RETRACTOR - A quick-action tensioning clip of a wound retractor, with at least one braceable seat for at least one holding arm and/or for a joint ball of a holding arm, is made available which can be operated safely, easily and quickly and which requires only low operating forces and at the same time safely and permanently generates high clamping forces, this being achieved by the fact that, in order to generate the tensioning force, it is equipped with a toggle catch composed of two joint levers which are connected to each other via a connecting joint and which, at their free ends, are articulated via attachment joints on component parts of the quick-action tensioning clip that can be mechanically moved away from or towards one another. | 02-09-2012 |
20120238828 | SURGICAL RETRACTOR MECHANISM - Surgical retractor fixing device having a clamp body arranged for removably fixing the surgical retractor fixing device to a frameset arranged to be mounted on an operating table; a rotating body attached to the clamp body, the rotating body pivotable around an axis of rotation and having a fixing element arranged for fixing a surgical retractor; the clamp body having a mouth to at least partially encompass the frameset and the clamp body comprising a locking device, the locking device having a locking rod arranged for engaging with the frameset thus fixing the clamp body to the frameset and a locking lever arranged for actuating the locking rod, the locking lever being pivotable around a locking lever swivel axis, the locking rod being arranged to exert a rotating body clamping force on the rotating body so that the rotating body is clamped when the locking lever actuates the locking rod. | 09-20-2012 |
20130006060 | TABLE ATTACHABLE ADJUSTABLE RETRACTOR SYSTEM - A novel retractor system can be attached to a table and can be adjusted at desired points in x-y-z axes, and which provides spine surgeries be made in a healthier manner via retractors which are mounted on the retractor carrier wings, and a set, which provides fusion of spines via this system by using an insert. | 01-03-2013 |
20130245384 | System and Method for Retracting Body Tissue - A retractor system includes a rail having two opposed widened rail portions separated by a narrowed portion, each widened portion engageable by a separate clamp. The clamps are configured to support the rail to a fixed surface, or to support a surgical device. Each clamp may independently be positioned or slid along the rail to a desired location without interference with a clamp on an opposing widened rail portion. A device clamp is formed of spherical mating portions which enable alignment of a surgical device along six degrees of freedom, and tightenable by securing a single fastener. A retractor blade mount enables an angular and tilting disposition of a retractor blade, as well as remote manipulation of the retractor blade. | 09-19-2013 |
20140378774 | SURGICAL RETRACTOR FRAME SYSTEM - The present invention generally provides a surgical clamp for use with a surgical retractor support frame. The surgical clamp has a handle that rotates about a first pivot point from a first position to a second position, and a second pivot point eccentric to the first pivot point. The surgical clamp also has an intermediate link with a first portion that rotates about the second pivot point and a second portion that is rotatably connected to a third pivot point on an output link. The intermediate link is manipulated by rotation of the handle, and the intermediate link further manipulates the output link from a first position to a second position. The output link is operably connected to at least one of the first and second clamps to apply a clamping force on a surgical instrument to lock the surgical instrument in place. | 12-25-2014 |
600231000 | Supporting frame | 40 |
20090018401 | SURGICAL RETRACTOR POSITIONING DEVICE - A surgical retractor positioning device is provided to create a surgical working field in a minimally invasive and flexible manner. In one embodiment, the device can include a frame and an arm connected to the frame. The arm can include a proximal end, a distal end having a distal end axis, and a major axis, wherein the distal end axis is movable relative to the proximal end, whereby the distal end axis can intersect the major axis at an angle. The device can include at least one blade connected to the distal end of the arm, wherein the blade is fixably rotatable about the major axis. The device can include at least two arms. | 01-15-2009 |
20090287062 | Adjustable Rail Clamp - An adjustable surgical retractor system for clamping system to an operating table. The clamping mechanism includes an upper jaw, lower jaw, a drive member, an adjustable frame support post and releasable locking mechanism for adjusting the height of the surgical retracting frame. The releasable locking mechanism can be a mechanism that includes a sleeve in close sliding relationship to the upper portion of lower jaw member. The upper portion of the lower jaw has a plurality of sockets for receipt of a plurality of balls. The sleeve can have a first position which positions an internal shoulder in alignment with the sockets and urges the balls into engagement with circumferential grooves in post member to lock the post at desired height. In a second position, an internal groove in the sleeve can align with the sockets to allow the balls to move partially out of the sockets and out of engagement with the groove in the post so that the post can be longitudinally adjusted relative to the clamping mechanism. | 11-19-2009 |
20100113886 | SURGICAL PORT ASSEMBLY - A surgical port comprising a body and first and second cannula extending from the body and movable with respect to the body via an instrument inserted through the respective cannula. The cannulas can extend distally from the body and can include one or more seals. A port assembly and first and second instruments manipulatable in a crossed configuration are also disclosed. | 05-06-2010 |
20100292542 | ARM STRUCTURE AND HOLDING DEVICE FOR SURGICAL INSTRUMENT - An arm structure includes: a pair of arms; a support post; a support member; a cam provided in one of the pair of arms; a shaft member inserted through a lateral insertion hole of the support member; and a pair of ring-shaped members provided in end portions of the shaft member, wherein by turning the one of the arms around its axis thereby to make the cam revolve, a force works to make the shaft member move, and due to its reaction force the ring-shaped members pressure-contact the support member and a slit portion is narrowed. As a result, a longitudinal insertion hole is diameter-reduced and becomes in a state of pressure-contacting the support post, leading to restriction of rotation of the arm around the support post, and the cam pressure contacts the one of the arms, leading to restriction of sliding of the arm in a long side direction, and the ring-shaped members pressure-contact the support member, leading to restriction of rotation of the arm by the shaft member. | 11-18-2010 |
20110028797 | INTRACARDIAC SHEATH STABILIZER - A surgical stabilizer for use with a surgical site retractor has a base, a bendable arm, and a distal cuff adapted to resiliently hold a tube of an elongated port-access device. The cuff may have a body defining a partial enclosure within which is held a highly flexible gasket having a slit for resiliently receiving the tube. The surgical site retractor may have a collapsible ring and a flexible outer portion attached thereto, the ring being sized to pass through an intercostal incision and expand therein under adjacent ribs to prevent removal, and the flexible outer portion extending out of the incision and drawing over the stabilizer base to mutually secure the retractor and base. The port-access tube may be for a heart valve delivery system using an elongated port-access device for transapically delivering a prosthetic heart valve to the aortic valve annulus. A method involves partly installing the surgical site retractor, anchoring the base of the stabilizer with the flexible outer portion, deploying the port-access tube from outside the body through the incision and through a puncture in the heart wall, and resiliently capturing a tube of the port-access within the partial enclosure of the stabilizer cuff. A second bendable arm on the base having a clip may be used to hold still a proximal end of the port-access device. | 02-03-2011 |
20110130634 | PATIENT-MOUNTED RETRACTION - Patient-mounted retractors with varying configurations and/or features are provided, along with additional components for use therewith in provided patient-mounted retractor assemblies. Blade type and tube type patient-mounted retractors that may be re-positioned during the course of a procedure are provided in varying configurations and/or geometries suitable for varying procedures and/or patient anatomies. Applications of re-positionable patient-mounted retractor assemblies are particularly suitable for use in minimally invasive procedures, eliminating the need for table-mounted retraction assemblies and/or cannulas that restrict the operating environment. | 06-02-2011 |
20110208008 | SURGICAL RETRACTOR - A surgical retractor and a method of minimally invasive surgery, wherein the surgical retractor includes ribs and a mechanism for transferring of linear and rotational movements of the ribs and wherein each rib can be easily replaced without use of any additional tools. According to embodiments of the present invention, specific parts composing the surgical retractor are made of materials transparent to Röntgen rays (x-rays). | 08-25-2011 |
20110224497 | Tissue Retractor and Methods Of Use - Methods and devices for retracting tissue in a surgical procedure to allow access to the surgical site. Retractor systems and methods that comprise a retractor frame comprising rotatable arms and a linearly translatable arm, the rotatable arms and the linearly translatable arm each coupled to blades that can angulate. Systems for securing a retractor system to a patient's spine, the systems comprising a retractor blade and a shim device. | 09-15-2011 |
20110313256 | SURGICAL METHODS AND SURGICAL KITS - This invention includes surgical retractors that comprise an expandable frame that includes at least two base components, a connector, and at least two retractor blades attached to the expandable frame. Also included are surgical retractors that comprise a housing component that includes a cylindrical portion and a contiguous blade portion, assemblies comprising a surgical retractor assembled to at least one obtruator, illuminated surgical cannulas, and methods of using the same during a surgical procedure. | 12-22-2011 |
20120041272 | SURGICAL INSTRUMENT SYSTEM AND METHOD FOR PROVIDING RETRACTION AND VERTEBRAL DISTRACTION - An instrument for spinal surgery for retracting soft tissue and mounting between a superior spinous process and an inferior spinous process includes a relatively rigid frame, a first retractor blade mounted to the frame and a distractor element movably mounted to the frame. The distractor element has a body, a proximal end and a distal end. The distractor element has a thickness and a length. The distractor element is configured for mounting between the superior and inferior spinous processes in a working configuration. The distractor element is generally tapered at the distal end in an insertion configuration. The instrument also includes an insertion shaft attached to the proximal end and a first shaft joint mounted between the frame and the insertion shaft. | 02-16-2012 |
20120088979 | LATERAL ACCESS SYSTEM AND METHOD OF USE - A surgical access device including a frame, first and second supports, and first and second retractor blades releasably coupled with the first and second supports, respectively. The frame has first and second arms. The first support is releasably coupled with the first and second arms. The second support is slidably mounted on the first and second arms. The second support is movable between a first position with the retractor blades in close cooperative position and a spaced apart position with respect to the first support. The first and second retractor blades each have a distal end portion configured and adapted to engage a vertebral body. In one method of use, the retractor is inserted through an incision in first orientation with the blades in close approximation and rotated approximately 90°, before spreading the retractor blades to retract tissue. | 04-12-2012 |
20120123217 | STABILIZER FOR ROBOTIC BEATING-HEART SURGERY - Surgical methods and devices allow closed-chest surgery to be performed on a heart of a patient while the heart is beating. A region of the heart is stabilized by engaging a surface of the heart with a stabilizer without having to stop the heart. Motion of the target tissues is inhibited sufficiently to treat the target tissues with robotic surgical tools which move in response to inputs of a robotic system operator. A stabilizing surface of the stabilizer is coupled to a drive system to position the surface from outside the patient, preferably by actuators of the robotic servomechanism. Exemplary stabilizers includes a suture or other flexible tension member spanning between a pair of jointed bodies, allowing the member to occlude a coronary blood vessel and/or help stabilize the target region between the stabilizing surfaces. | 05-17-2012 |
20120136215 | Adjustable Rail Clamp with Clamp Locking Device - An adjustable surgical retractor clamping mechanism for attaching mechanism to an operating table. The mechanism includes an upper jaw, lower jaw, a drive member, an adjustable frame support post and a releasable clamp for adjusting the height of the surgical retracting frame. The upper portion of the lower jaw has a plurality of slots cut into the sidewalls of upper jaw to form at least one flexible finger. The clamp is in close sliding relationship to the upper portion of lower jaw member. The clamp includes a cam lever. Movement of the cam lever to its closed position compresses the clamp causing the flexible fingers to grip the adjustable post locking its longitudinal movement. Rotation of the cam lever to the open position releases the compressive force on the clamp, unlocking the adjustable post allowing the post to be longitudinally adjusted relative to the clamping mechanism. | 05-31-2012 |
20120283522 | Self-Service Surgical Retractor - A new self-service surgical retractor with the characteristics comprising: main post ( | 11-08-2012 |
20120296172 | SURGICAL RETRACTOR APPARATUS AND METHOD - A surgical retractor is provided to retain tissue in a retracted position and expose an interior surface during a surgical procedure. The surgical retractor is self-retaining and includes opposing blades that are removably mountable on arms of the surgical retractor via a ball-and-socket assembly that permits swiveling and hinging of the opposing blades independent from each other and the arms. Each of the opposing blades have a plurality of talons with a curved surface to slidably receive and partially enwrap bone matter so that the plurality of talons securely engage the bone matter while permitting slidable adjustment therebetween. | 11-22-2012 |
20130225935 | LATERAL ACCESS SYSTEM AND METHOD OF USE - A surgical access device including a frame, first and second supports, and first and second retractor blades releasably coupled with the first and second supports, respectively. The frame has first and second arms. The first support is releasably coupled with the first and second arms. The second support is slidably mounted on the first and second arms. The second support is movable between a first position with the retractor blades in close cooperative position and a spaced apart position with respect to the first support. The first and second retractor blades each have a distal end portion configured and adapted to engage a vertebral body. In one method of use, the retractor is inserted through an incision in first orientation with the blades in close approximation and rotated approximately 90°, before spreading the retractor blades to retract tissue. | 08-29-2013 |
20140031633 | FOUR-VALVE VAGINAL SPECULUM - A vaginal speculum includes a first rod supporting a first arm that is slidable along the first rod, a first valve being attached to the first arm, and a second arm, a second valve being attached to the second arm. The vaginal speculum further includes a second rod supporting a third arm that is slidable along the second rod, a third valve being attached to the third arm, and a fourth arm, a fourth valve being attached to the fourth arm. The first rod and the second rod are rigidly connected to one another. | 01-30-2014 |
20140171748 | THREE DIMENSIONAL TILT RACHET WITH SELF RETAINING MECHANISM - A ratchet assembly for multi-dimensional movement and placement of a retractor blade includes a retractor blade holder, a housing member, a rotating indexer and a self-retaining locking mechanism. The retractor blade holder is shaped and dimensioned to receive a stem of a retractor blade and includes a locking mechanism that enables selective lateral adjustment of the retractor blade relative to the retractor blade holder. The retractor blade holder is mated to the housing member and is vertically pivotable with respect to the housing member to enable selective vertical pivoting adjustment of the retractor blade relative to the housing member. The rotating indexer is mated to the housing member, and the housing member is rotatable with respect to the rotating indexer so that the retractor blade holder, the housing member and the retractor blade are able to selectively rotate about the longitudinal axis of the rotating indexer. The rotating indexer is shaped and dimensioned to mount onto a rim of a surgical support. The self-retaining locking mechanism simultaneously locks or unlocks the position of the housing member relative to the rotating indexer and the position of the rotating indexer and the entire ratchet assembly onto the rim of the surgical support. | 06-19-2014 |
600232000 | Three sided rectangular frame | 6 |
20110137130 | Posterior Lumbar Retractor System - A retractor system includes a frame and first and second retractor blades. The frame includes first and second securement features. At least one of the first and second securement features is movable with respect to the frame when the at least one of the first and second securement features is mounted to the frame. The first and second retractor blades each have a distal portion and a proximal portion. The proximal portions of the first and second retractor blades are configured to be secured proximate to the first and second securement features respectively, such that the first and second retractor blades may be positioned in a first position wherein the first and second retractor blades are laterally opposed. A movement of the at least one securement feature that is movable with respect the frame adjusts the angle of at least one of the retractor blades, wherein the at least one of the retractor blades may be adjusted between a first angle less than 90 degrees to horizontal and second angle greater than 90 degrees to horizontal. | 06-09-2011 |
20120046527 | Tissue Retractor and Method of Use - Systems, devices and methods related to retractor systems that retract tissue to allow access to a surgical site are described. The retractor systems can include a first rotatable arm attachable to a first blade, a second rotatable arm attachable to a second blade and a third linearly translatable arm attachable to a third blade. An attachment mechanism that is attachable to a fourth blade can be removably coupled to a mount on the frame. The retractors systems can also include two blade systems whereby when the retractor is in a closed configuration, the two blades form an oval opening. | 02-23-2012 |
20130030254 | Posterior Lumbar Retractor System - A retractor system includes a frame and first and second retractor blades. The frame includes first and second securement features. At least one of the first and second securement features is movable with respect to the frame when the first and second securement features is mounted to the frame. Proximal portions of the first and second refractor blades are secured proximate the first and second securement features respectively. In a first position the first and second refractor blades are laterally opposed. Movement of the securement feature adjusts the angle of at least one of the retractor blades so that at least one of the retractor blades may be adjusted between an acute angle and an obtuse angle to horizontal. | 01-31-2013 |
20130085342 | PATIENT-REFERENCED SURGICAL SUPPORT FRAME - A patient-referenced surgical support frame and method of use are provided. In one embodiment, a surgical support frame can have at least three support members coupled by adjustable linkages. Each support member can have a lumen extending therethrough for receiving a cannula, and each support member can be configured such that the at least three support members (or the cannulas extending therethrough) are angularly adjustable relative to one another, and such that a distance between each of the at least three support members is adjustable. In use, the surgical support frame can be positioned on a skin surface of a patient and used to retain one or more instruments extending through the support members in a fixed orientation or position with respect to the patient, thereby allowing more than two instruments to be used simultaneously. | 04-04-2013 |
20130237769 | Sternal Retractor - Devices and methods for sternal retraction that reduces bleeding from the cut edges of a sternum and reduces fracturing of the sternum during retraction. The devices and methods involve the use of sternal refractor blades having a certain geometry and inserts placed inside the sternal retractor blades during retraction of the sternotomy incision. The blades and inserts act to tamponade the blood flow from the cut sternal edge and reduce fracturing of the sternum during retraction. | 09-12-2013 |
20130303859 | Posterior Lumbar Retractor System - A retractor system includes a frame and first and second retractor blades. The frame includes first and second securement features. At least one of the first and second securement features is movable with respect to the frame when the at least one of the first and second securement features is mounted to the frame. The first and second retractor blades each have a distal portion and a proximal portion. The proximal portions of the first and second retractor blades are configured to be secured proximate to the first and second securement features respectively, such that the first and second retractor blades may be positioned in a first position wherein the first and second retractor blades are laterally opposed. A movement of the at least one securement feature that is movable with respect to the frame adjusts the angle of at least one of the retractor blades, wherein the at least one of the retractor blades may be adjusted between a first angle less than 90 degrees to horizontal and second angle greater than 90 degrees to horizontal. | 11-14-2013 |
600233000 | Closed frame (e.g., circle, square) | 16 |
20090264710 | SURGICAL APPARATUS - A surgical apparatus ( | 10-22-2009 |
20110009706 | Adjustable Polyaxial Tissue Retractor - An adjustable polyaxial tissue retractor includes a retraction bar including a plurality of etched teeth, a retraction blade coupled to the retraction bar, a connector including a quick release component cavity and an outwardly protruding and expandable round bulbous body, a quick release component engaged with at least one tooth of the retraction bar via a retraction bar cavity, where the quick release component is configured to loosely mate with the quick release component cavity, a saddle pin engaged within the connector via a first channel bored through the connector and contacting the bulbous body causing the bulbous body to outwardly expand, and a base including a plurality of embedded sockets and directly connected to the bulbous body, where the base receives the connector. | 01-13-2011 |
20110015491 | SURGICAL ACCESS DEVICE WITH MOVEABLE DEVICE PORT - A surgical access device for use in laparoscopic surgical procedures includes a housing portion and at least one moveable device port. The housing portion has an axial bore extending therethrough, defining a central axis of the surgical access device. The at least one moveable device port is moveable about an annular path corresponding to an annular seal member. Each moveable device port defines a lumen extending therethrough, and each lumen is substantially parallel to the central axis of the surgical access device. | 01-20-2011 |
20110172495 | SURGICAL RETRACTOR - A biocompatible deformable retractor provides desired advanced organ retaining during surgical procedures. The retractor is generally self-retaining once deployed and provides surgical field without the interference from the retained organs. The deployed retractor may adopt convex, planar, or concave configurations inside a body cavity. The retractor comprises a deformable resilient frame and a deformable membrane, is approximately planar or a non-planar convex shape in its natural un-deformed configuration. The membrane can be transparent to provide additional viewing capability of the retained organs. | 07-14-2011 |
20110237903 | Spreader for Aortic Valve Reconstruction - A spreader for aortic valve reconstruction having a dimensionally stable ring and three retractor arms comprising, respectively, a stem and a blade, with the blade being distally disposed on the stem, and wherein the retractor arms are disposed, offset relative to each other by respectively 120° in the direction of circumference of the ring, on said ring, and wherein the stems of the retractor arms are substantially aligned as perpendicular relative to the plane of the ring, and wherein the retractor arms are supported on the ring in such a way by the proximal end of their stems that they can be radially moved relative to each other toward the inside and radially expanded by the spring force of the ring. | 09-29-2011 |
20110245621 | Surgical Access Devices and Methods of Minimally Invasive Surgery - A surgical access device includes a proximal frame of fixed construction and a plurality of tissue engaging blades connected to the frame. The plurality of tissue engaging blades may include a first blade that is rotatable, independent of other blades, about an axis that is oriented approximately parallel to a plane defined by the proximal frame. | 10-06-2011 |
20120232353 | 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. | 09-13-2012 |
20120316400 | Surgical tissue retractor - A surgical tissue retractor for use in aortic or pulmonary valve surgery coupled to a sternal retractor or similar base comprising a retractor assembly including a retractor support to operatively support a plurality of radially adjustable retractor blades to engage and retain a heart valve open during a surgical procedure, a retractor coupling assembly including a retractor connecting member coupled to the retractor support frame by a support frame mount and adjustably coupled to the sternum by a sternal retractor mount to operatively position and maintain the radially adjustable retractor blades in place during the surgical procedure. | 12-13-2012 |
20130102851 | HOLDING ARRANGEMENT FOR A SURGICAL ACCESS SYSTEM - Holding arrangements for a surgical access assembly are disclosed. One holding arrangement includes a body portion, an engagement barrel and a retaining member. The retaining member is configured as a hook at a distal end of the body portion and is sized to partially encircle a portion of an outer sheath. The engagement barrel is position on a proximal end of the body portion and is configured to be operatively connected to a surgical holding arrangement. | 04-25-2013 |
20130296656 | Surgical Spay And Neuter Assist Platform System - In accordance with one embodiment a surgical device consisting of a rigid frame with a spindle straddling the lateral members and coupled with a ratcheting traction unit for the purpose of anchoring an organ and, to apply controlled incremental traction to the tissues connecting the organ to the body enabling exposure of a working length of the tissue and its associated structures for the application of ligatures etc. | 11-07-2013 |
20140114138 | RETRACTOR DEVICE AND METHOD - The present disclosure generally relates to a retractor device for retracting soft tissue to provide access to a surgical site. The retractor device includes a plurality of blades movable from a first, substantially closed position to a second, substantially open position. Related methods of using the retractor device are also described. | 04-24-2014 |
20140114139 | RETRACTOR DEVICE AND METHOD - The present disclosure generally relates to a retractor device for retracting soft tissue to provide access to a surgical site. The retractor device includes a plurality of arms coupled to a frame and operatively coupled to a ring disposed at least partially within the frame. Related methods of using the retractor device are also described. | 04-24-2014 |
20140135586 | Hand Access Laparoscopic Device - The application relates to a hand access laparoscopy device having a gelcap, a retainer, a sleeve and a retention ring. The gelcap includes gel that is bonded to a cap. The cap includes an inner cylindrical wall to which the gel in bonded, thereby providing a sealing area between the device and the wound in a body wall. By securing the gel to the inner cylindrical wall, the thickness of the gel and corresponding cap is minimized along with the overall footprint of the device. With the gel thickness reduced and able to be substantially flush, the “doming” phenomenon produced by insufflation of a patient's abdomen is reduced. | 05-15-2014 |
20140194698 | ABDOMINAL RETRACTOR - Devices and methods for retracting tissue, such as bowels and organs, within the body of a patient are generally disclosed. In particular, the present disclosure describes surgical retractors having a series of intersecting strands defining openings there between, wherein the openings are enlargeable by slidable passage of the strands relative to one another. The present disclosure also teaches surgical retractors having a frame that defines a central opening and a supporting structure extending across the central opening and defining a plurality of openings, wherein the frame extends through the openings. In some embodiments, a surgical retractor comprises a monolithic polymeric structure extending across the central opening defined by a frame. Other embodiments and methods are disclosed. | 07-10-2014 |
20140235953 | SURGICAL ACCESS DEVICE INCLUDING UNIVERSAL SEAL MECHANISM ASSOCIATED WITH BELLOWS - A surgical access instrument for permitting access to body tissue is presented including a housing having a proximal end and a distal end, and a cannula member connected to the housing, the cannula member defining a longitudinal axis and permitting passage of a surgical object therethrough. The surgical access instrument also includes a sealing member disposed within the housing and including at least one opening therethrough, the sealing member configured to be connected to a plurality of bellows members extending in a vertical plane within the housing. The sealing member is also enabled to be displaced in a horizontal plane with respect to the longitudinal axis defined by the cannula member. Displacement of the sealing member in the horizontal plane is enabled by a roller assembly circumferentially arranged at the proximal end of the housing. | 08-21-2014 |
20150305734 | ABDOMINAL RETRACTOR - Devices and methods for retracting tissue, such as bowels and organs, within the body of a patient are generally disclosed. In particular, the present disclosure describes surgical retractors having a series of intersecting strands defining openings there between, wherein the openings are enlargeable by slidable passage of the strands relative to one another. The present disclosure also teaches surgical retractors having a frame that defines a central opening and a supporting structure extending across the central opening and defining a plurality of openings, wherein the frame extends through the openings. In some embodiments, a surgical retractor comprises a monolithic polymeric structure extending across the central opening defined by a frame. Other embodiments and methods are disclosed. | 10-29-2015 |