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Inventor:
Wenstrom, Jr.; Richard F.
Address:
Norwood, MA
No. of patents:
25
Patents:




Patent Number Title Of Patent Date Issued
7578844 Graft ligament anchor and method for attaching a graft ligament to a bone August 25, 2009
A graft ligament anchor comprises a ligament engagement member in the form of an expandable elastomeric sleeve of substantially cylindrical shape for disposition in an opening in a bone alongside of a portion of a ligament, and a locking member for disposition in the engagement member .
7008451 Expanding ligament graft fixation system and method March 7, 2006
A graft fixation system for fixing graft material in a bone tunnel includes an expandable fixation member having a graft receiving eyelet disposed proximate its distal end, opposed bone engaging elements disposed about its periphery, and an expansion plug receiving opening defined in
6932841 Graft ligament anchor and method for attaching a graft ligament to a bone August 23, 2005
A graft ligament anchor comprises a graft ligament engagement member disposed in an opening in a bone, the graft ligament engagement member being arranged to receive a graft ligament alongside the engagement member, and a locking member for disposition in the opening, and at least in
6923823 Apparatus and method for anchoring sutures August 2, 2005
A suture anchor having a conical surface and a bore in which an end of an insertion tool is inserted. The insertion end of the insertion tool is made of material having elastic properties. The bore and base of the suture anchor are angled with respect to the central axis of the suture
6887271 Expanding ligament graft fixation system and method May 3, 2005
A graft fixation system for fixing graft material in a bone tunnel includes an expandable fixation member having a graft receiving eyelet disposed proximate its distal end, opposed bone engaging elements disposed about its periphery, and an expansion plug receiving opening defined in its
6814741 Suture buttress November 9, 2004
A suture buttress comprises a hollow tube having an outer surface and opposed ends. The suture buttress may further include an external securing element, such as a securing tab suitable to retain the suture buttress within a bone tunnel. The suture buttress may also include a resilient
6767037 Sliding and locking surgical knot July 27, 2004
The present invention provides a sliding and locking knot that does not require an additional half hitch to lock and suture retaining structures having such a knot. The sliding and locking knot has a low knot profile suitable for use in surgical areas with low clearance and to avoid
6620166 Suture buttress system September 16, 2003
A suture buttress system has a suture retriever and a suture buttress. The suture retriever includes a handle portion with an elongate member extending therefrom and having an outer surface and a distal end that includes a suture retaining element. The suture buttress comprises a res
6325804 Method for fixing a graft in a bone tunnel December 4, 2001
A method for performing an anterior cruciate ligament repair procedure wherein a bone plug attached to a section of tendon or ligament is fixed in a bone tunnel. The method utilizes an adhesive to secure the bone block in the bone tunnel.
6245081 Suture buttress June 12, 2001
A suture buttress includes a hollow tube having an outer surface and opposed ends. The suture buttress may further include an external securing element, such as a securing tab suitable to retain the suture buttress within a bone tunnel. The suture buttress may also include a resilient
6156056 Suture buttress December 5, 2000
A suture buttress comprises a hollow tube having an outer wall, a central channel, a center line extending through the channel, leading end for insertion into a bone tunnel and a trailing end. The hollow tube is bendable into a curved tube having an outer radius and an outer radial s
6152928 Ligament fixation device and method November 28, 2000
An anchor for securing soft tissue within a bone tunnel having an inner wall includes a resilient body member that defines a soft tissue opening and has a first, leading end and a second, trailing end. The anchor also has at least one bone engaging element connected to the body member. T
6045573 Suture anchor having multiple sutures April 4, 2000
A suture anchor for attaching soft tissue to bone. The anchor has a body member and a longitudinal axis. The anchor contains at least two suture mounting passages for mounting suture to the anchor. A first passage is located proximally to the second passage.
6022360 Suture retrograder February 8, 2000
A device for grasping sutures includes an elongate housing and a hollow introducer needle attached to a distal end of the housing. The introducer needle has an open distal end having a sharpened, tissue penetrating edge. A suture grasping element is disposed in the open distal end of the
6019768 Suture anchor retriever and method for retrieving an implanted suture anchor February 1, 2000
A suture anchor retriever is adapted to remove a suture anchor from bone or other bodily member, the suture anchor being threaded and having a proximally-extending connector portion provided with a bore for receiving a suture, and having a pair of channels extending proximally to a proxi
6007566 System for anchoring tissue to bone December 28, 1999
A system for anchoring tissue to bone includes an anchor member having an outer, bone engaging wall, a distal end, and a proximal end, a suture receiving slot extending partially into the anchor member, forming an internal passageway ending in a suture seat. The suture seat is integral
5984927 Device for sutureless attachment of soft tissue to bone November 16, 1999
A device for sutureless attachment of soft tissue to bone has an elongate substantially cylindrical stud and a head disposed on a proximal end of the stud. The stud has a sidewall that defines a nominal diameter and the head has a diameter that is greater than the nominal diameter. At le
5910148 Suture retrograder June 8, 1999
A device for grasping sutures includes an elongate housing and a hollow introducer needle attached to a distal end of the housing. The introducer needle has an open distal end having a sharpened, tissue penetrating edge. A suture grasping element is disposed in the open distal end of the
5906624 Suture threader assembly, suture anchor assembly, and method for threading suture May 25, 1999
A suture threader comprises a body having first and second ends, a first suture threader extending from the body first end, and a second suture threader extending from the body second end.
5899938 Graft ligament anchor and method for attaching a graft ligament to a bone May 4, 1999
A graft ligament anchor comprises a graft ligament engagement member disposed in an opening in a bone, the graft ligament engagement member being arranged to receive a graft ligament alongside the engagement member, and a locking member for disposition in the opening, and at least in
5860983 Bone anchor inserter, method for loading same, method for holding and delivering a bone anchor, January 19, 1999
A bone anchor inserter for insertion of a bone anchor into a bore in a bone, the inserter comprising a handle having a grip portion, an actuator member mounted on the handle, a sleeve fixed in the handle and extending therefrom, and a shaft fixed at one end to the actuator member and
5814051 Suture anchor insertion system September 29, 1998
A suture anchor insertion system includes a suture anchor installation tool having a handle, a retaining chamber formed integrally with the handle, and an elongate suture anchor inserting member. The system may also include a suture anchor releasably engaged on a distal end of the suture
5800447 Suture threader assembly, suture anchor assembly, and method for threading suture September 1, 1998
A suture threader comprises a body having first and second ends, a first suture threader extending from the body first end, and a second suture threader extending from the body second end.
5782866 System for anchoring tissue to bone July 21, 1998
A system for anchoring tissue to bone includes an anchor member having an outer, bone engaging wall, a distal end, and a proximal end, a suture receiving slot extending partially into the anchor member, forming an internal passageway ending in a suture seat. The suture seat is integral
5662658 Bone anchor inserter, method for loading same, method for holding and delivering a bone anchor, September 2, 1997
A bone anchor inserter for insertion of a bone anchor into a bore in a bone, the inserter comprising a handle having a grip portion, an actuator member mounted on the handle, a sleeve fixed in the handle and extending therefrom, and a shaft fixed at one end to the actuator member and


 
 
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