Class / Patent application number | Description | Number of patent applications / Date published |
600213000 | Detachable from handle | 30 |
20080269567 | SURGICAL ACCESS DEVICE ASSEMBLY - A surgical access device assembly that allows access to a pathology being treated while significantly reducing the risk of damaging anatomical structures proximate the pathology. The access device assembly includes a base portion having a central bore extending therethrough, and retractor blades pivotably mounted to the base portion. An insertion handle is coupled to the base portion to thread the retractor blades into the patient. The insertion handle is removed from the base portion, and a core hollow screw is threaded into the base portion to separate the retractor blades to gain access to the pathology through the hollow screw. | 10-30-2008 |
20080287744 | Universal vaginal speculum with permanent handle and disposable disconnectable blades that prevent contact of the distal part of the handle with vaginal cavity - A vaginal speculum having a handle portion and a set of blade pairs some of which can be removably attached to the distal end of the handle and others can be slidingly inserted through the proximal end of the handle. Both pairs of the blades have snapping engagement with one and the same locking mechanism of the handle. The handle may constitute a permanent part, and the blades may be disposable. The blades that are connectable to the distal end of the handle are provided with hoods that cover the surfaces on the front ends of the handle parts for protecting these with contact with the patient genitalia. This reduces the chance for transfer of infection from a patient to patient. | 11-20-2008 |
20090299147 | Articulated Surgical Retractor - A surgical retractor assembly that utilizes a tubular shaft and a connection nub. A pivot joint connects one end of the tubular shaft to the connection nub. The pivot joint enables the connection nub to move relative the tubular shaft along a path that is coplanar to the axis of the tubular shaft. Together, the tubular shaft and the connection nub create an elongated element that can be introduced into a small incision. A retractor blade is provided. A bearing joint extends from the retractor blade. The retractor blade and bearing joint are introduced into a surgical site independent of the elongated element. Within the surgical site, the connection nub interconnects with the bearing joint, therein joining the retractor blade to the tubular shaft and a handle. | 12-03-2009 |
20100217089 | Surgical Retractor with Locking Blade - Certain embodiments provide surgical retractors that include an arm and a blade, the arm including an opening and a first notched surface comprising a plurality of notches that extend radially outward from the opening, the blade including a nipple and a second notched surface comprising a plurality of notches that extend radially outward from the nipple. Attaching the blade to the arm such that the notched surfaces mate can secure the blade relative to the arm such that the blade cannot swivel radially about the opening. Certain embodiments provide methods for securing a retractor blade that can include inserting a nipple on a retractor blade into an opening and mating a first notched surface comprising a plurality of notches that extend radially outward from the opening with a second notched surface comprising a plurality of notches that extend radially outward from the nipple. | 08-26-2010 |
20100298648 | SURGICAL INSTRUMENT - A surgical instrument ( | 11-25-2010 |
20110263945 | MINIMALLY INVASIVE INSTRUMENT SET, DEVICES AND RELATED METHODS - A minimally invasive system includes a bone screw and a tissue retractor having distal and proximal end portions and a partial pathway therebetween. The tissue retractor is removably couplable to the bone screw. An instrument has distal and proximal end portions and a hollow cavity and is removably couplable to the tissue retractor. A drive shaft has a diameter less than a diameter of the hollow cavity and is rotatable with respect to the instrument. A counter-torque handle has gripping and an interlock end portions with an instrument interface releasably positioned within the hollow cavity at the proximal end portion thereof and rotatably fixed thereto in an assembled configuration. The interlock end portion also includes an open-ended slot having a width greater than the drive shaft diameter such that the counter-torque handle is movable to and from the assembled configuration while the drive shaft is within the hollow cavity. | 10-27-2011 |
20120059226 | SURGICAL RETRACTORS WITH ILLUMINATION - A surgical retractor has a plurality of lights affixed to a blade thereof, that can illuminate a wound of a patient during operation. The lights can be on a distal end of the blade and/or an interior or exterior surface of the blade, so that the user can control the lighting on the retractor to suit the particular needs of a particular application. The lights can be powered by a battery compartment within the handle, allowing for untethered operation of the retractor. | 03-08-2012 |
20120245431 | Spinal Access Retractor - A retractor includes a first arm, a second arm, and a translating member. The first arm comprises a proximal portion configured to retain a first retractor member and a distal portion configured to rotate relative to the proximal portion about a first axis. The second arm is configured to retain a second retractor member, such that rotation of the distal portion about the first axis causes the first retractor member to pivot toward or away from the second retractor member when the first retractor member and the second retractor member are coupled to the first arm and the second arm, respectively. The translating member is coupled between the proximal portion and the distal portion, and is configured to receive a drive force that causes the translating member to bias the distal portion to pivot relative to the proximal portion about the first axis. | 09-27-2012 |
20120283521 | SURGICAL ACCESS SYSTEM AND RELATED METHODS - A minimally invasive surgical procedure, and related systems, for creating a minimally invasive operating corridor from a generally lateral approach, for example for performing corpectomies in the lumbar and thoracic regions of the spine. | 11-08-2012 |
20120296171 | Method and Apparatus for Performing Spinal Fusion Surgery - Implants, instruments, and methods for performing surgical procedures on the spine, including one or more of creating an operative corridor to the spine, delivering implants to the spine, fusing one or more segments of the spine, and fixing one or more segments of the spine. | 11-22-2012 |
20130066163 | Adaptor for Surgical Retractor Blades - An adaptor for removably engaging surgical retractor blades to a retractor frame has a recess with a latch mechanism at its proximal end for removably securing the adaptor to the rail of a retractor frame, and a spring-loaded locking jaw mechanism at its distal end for removably engaging a retractor blade. | 03-14-2013 |
20130085341 | METHODS AND DEVICES FOR MANIPULATING TISSUE IN VIVO - Methods and devices are provided for manipulating tissue in a body cavity, i.e., in vivo. In general, the methods and devices allow an end effector to engage tissue, be detached from a shaft used to control the end effector to engage the tissue, and then be moved to another location in the body cavity by a separate component, such as an external control unit. In some embodiments the end effector can include one or more deployable hooks that allow the end effector to remain at a surgical site independent of any shafts or external control units. Still further, in other embodiments the end effector can include a transverse bore to allow a second shaft to connect to the end effector to manipulate the tissue. Additional exemplary devices, kits, and methods related to manipulating tissue in vivo are also provided. | 04-04-2013 |
20130204090 | METHOD OF USING A SURGICAL TISSUE RETRACTOR - A method of performing an operation, e.g. a spinal operation, on a patient using a retractor comprising a pair of blade assemblies which are adapted to open about a set of axes that are not parallel to a third spatial axis, and further comprising a pair of arms, which are adapted to move the pair of blade assemblies apart from one another in the third spatial axis. In the method, the blade assemblies are closed to assume a low profile, inserted into a relatively small incision, and stretched apart from each other, thereby stretching the skin about the incision to form an aperture longer than the incision. The blade assemblies are then opened by rotating the blades about the set of axes, stretching the skin around the incision in a second direction that is substantially perpendicular to the first direction (i.e. the direction of the incision). | 08-08-2013 |
20130261401 | Methods and Devices for Tissue Retraction - Methods and devices are provided for retracting tissue. In one exemplary embodiment, a retractor is provided that includes a base and a plurality of blades configured to removably and replaceably mate to the base. One or more of the plurality of blades can be configured to mate to the base in one of a plurality of available positions. In use, one or more adjustment mechanisms can be actuated to move one or more of the blades, thereby forming a pathway through tissue. The retractor can be formed from one or more radiolucent materials. | 10-03-2013 |
20130317311 | SURGICAL ACCESS SYSTEM AND RELATED METHODS - A surgical access system including a tissue distraction assembly and a tissue refraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site. | 11-28-2013 |
20140073857 | Modular Retractor And Related Method - A retractor assembly for positioning tissue during a surgical procedure, having two opposing arms disposed adjacent to one another and sized and configured to be urged substantially laterally away from one another during actuation of the retractor assembly into an open position, and one or more posts, each post being connected to, or integral with, and extending radially outwardly from a respective one of the opposing arms, each of the one or more posts having a length sufficient so that each of the one or more posts will extend through a respective aperture defined by a modular component to be detachably attached to the respective one of the opposing arms. Related methods of positioning tissue during surgery are also described. | 03-13-2014 |
20140194697 | DISTRACTION AND RETRACTION ASSEMBLY - An assembly allowing retraction of soft tissue away from a reference plane; the assembly including at least one retracting element each having a distal end with a formation allowing anchorage of the at least one retracting element. The assembly also includes a proximal end of the at least one retracting element capable of movement through at least one degree of freedom relative to the anchorage. | 07-10-2014 |
20140288378 | SURGICAL ACCESS SYSTEM AND RELATED METHODS - A surgical access system including a tissue distraction assembly and a tissue refraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site. | 09-25-2014 |
20140316212 | SYSTEMS AND METHODS FOR TISSUE RETRACTION - A system for interchangeable retractor blades includes a shell, a first retractor blade, and a second retractor blade. The shell includes a rigid proximal end configured to attach to a surgical retractor and an opening, a distal closed end, and a pliable portion including a pocket in communication with the opening and extending along a length of the shell to the distal closed end. The first retractor blade includes a first geometry received through the opening into the pocket and that shapes the pliable portion to configure the shell in a first configuration. The second retractor blade includes a second geometry received through the opening into the pocket and that shapes the pliable portion to configure the shell in a second configuration. | 10-23-2014 |
20140323811 | METHODS AND APPARATUS FOR RETRACTING TISSUE - A surgical retractor includes a retractor blade and a gripping element releasably coupled to the retractor blade. The gripping element has a textured surface for engaging and gripping tissue. The gripping element may be released from the retractor blade intraoperatively. The surgical retractor may also have an optical illumination element such as an optical waveguide that is magnetically and releasably coupled to the retractor. | 10-30-2014 |
20150018627 | ILLUMINATED AND MODULAR SOFT TISSUE RETRACTOR - A surgical retractor for illuminating a surgical field includes an ergonomic handle, a retractor blade coupled with the handle, a quick release mechanism, and an illuminator blade. The retractor blade is adapted to engage and retract tissue, and the quick release mechanism is adapted to couple the handle with the retractor blade. The illuminator blade acts as a waveguide to transmit light by total internal reflection. Light is extracted from the illuminator to illuminate the surgical field. The retractor blade is releasable from the handle without requiring uncoupling of the illuminator blade from the handle and also without requiring optical uncoupling of the illuminator blade from a light source. The retractor may also be adapted to evacuate smoke from the surgical field. | 01-15-2015 |
20150045626 | Blade Attachment and Adjustment Mechanism for Tissue Retraction - A blade assembly for a tissue retractor includes a blade, a mount, and a positioner member. The blade includes a length extending from a proximal portion with a coupling to a distal portion for retracting soft tissue. The mount includes a receiving portion that receives the coupling. The positioner member is rotatably coupled to the mount and engages the proximal portion to apply a force that positions the blade relative to the mount. | 02-12-2015 |
20150057503 | SPINAL SURGERY DISTRACTION WITH AN INTEGRATED RETRACTOR - A spinal surgery retractor and method of use. The retractor includes a slotted keyway for integrating a keyed spinal distractor. The retractor and distractor combination slide together to displace a portion of the intervertebral disk space to restore or maintain intervertebral spacing and facilitate retraction of surrounding soft tissues while disk space surgery is performed. The distractor head and mating portion of the retractors have matching profiles that enable the retractor to maintain distraction of the vertebra after removal of the distractor portion of the tool, permitting access to increase at the operating site. | 02-26-2015 |
20150087918 | SURGICAL RETRACTOR SYSTEM AND METHOD - A multiple piece tongue blade is described. The multiple piece tongue blade is provided with a step and a tip. The stem is adapted to be inserted into a handle of a surgical retractor. The tip is adapted to be selectively attached to the stem. The tip is insertable into a mouth of a patient such that the tip applies pressure onto a tongue of the patient. | 03-26-2015 |
20150313585 | INTEGRATED RETRACTOR-DISTRACTOR SYSTEM FOR USE WITH MODULAR BONE SCREWS - A retractor-distractor system comprising a frame with slidably coupled superior and inferior arms extending therefrom. The superior arm comprises a superior clamp arm pivotally coupled to a lateral end of the superior arm, a superior ball joint received between the superior clamp arm and the superior arm, and a superior ball joint lock operable to pivot the superior clamp arm proximate to the superior arm, thereby locking the orientation of the superior ball joint. The inferior arm comprises an inferior clamp arm pivotally coupled to a lateral end of the inferior arm, an inferior ball joint received between the inferior clamp arm and the inferior arm, and an inferior ball joint lock operable to pivot the inferior clamp arm proximate to the inferior arm, thereby locking the orientation of the inferior ball joint. The superior and inferior arms are operable to receive a modular blade to retract and distract tissue. | 11-05-2015 |
20160030030 | SURGICAL RETRACTOR WITH A LOCKING RETRACTOR BLADE - A surgical retractor includes a retractor body and a retractor arm. The retractor arm includes a first portion configured to operatively connect to the retractor body, and a control assembly configured to control movement of a retractor blade. The control assembly includes a base member having a first opening and a second opening, and movable between a first position and second position. The retractor arm further includes a regulating member to control rotation of the base member and move through the first opening of the base member, a connecting member cooperatively connected to the regulating member, and a barrel member in operative slidable engagement with the second opening formed in the base member. Rotation of the regulating member in a selected direction moves a stem of the regulating member through the first opening thereby forcing the barrel member to slide along the second opening and the base member to pivot relative to the retractor arm between a first position and second position, thereby rotating a connected retractor blade. | 02-04-2016 |
20160074029 | Minimally disruptive retractor and associated methods for spinal surgery - This application describes a surgical retractor and related methods for providing access to a surgical target site for the purpose performing minimally invasive spinal fusion across one or more segments of the spinal column. | 03-17-2016 |
20160100751 | Illuminated Surgical Retractor System - An illuminated surgical retractor system includes an elongate handle having a central channel for receiving a fiberoptic cable therethrough. A trailing end of the fiberoptic cable is operatively attached to a fiberoptic illuminator. The opposite leading end of the fiberoptic cable is releasably secured to an optical coupler positioned within the channel of the handle. A retractor blade assembly releasably supports a light carrier such that an inlet of the light carrier is releasably engageable with the optical coupler and the light carrier communicates with the fiberoptic cable. The light carrier includes a light projecting portion, which conformably engages a blade of the retractor blade assembly and which projects light conducted through the light carrier to illuminate the surgical site. | 04-14-2016 |
20170231613 | SYSTEMS AND METHODS FOR PERFORMING SPINE SURGERY | 08-17-2017 |
20190143414 | Illuminated and Modular Soft Tissue Retractor | 05-16-2019 |