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Class 623/21.15 - Finger bone


Subclass of Class 623 - Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor
Definition: Subject matter wherein the artificial joint bone or part
No. of patents: 70
Last issue date: 05/01/2012


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NumberTitleIssue Date
8167952Arthroplastic implant with shield for basilar joint and related methods
An arthroplastic implant for a basilar joint of a hand of a patient includes a body having a distal surface and a proximal surface opposite therefrom. The distal surface is to be positioned adjacent a first metacarpal bone at the basilar joint of the hand of the pat...
05/01/2012
7837739Interpositional biarticular disk implant
An interpositional biarticular disk implant (11) having a circular peripheral rim, a generally toroidal axial center opening (13) and convex upper and lower surfaces (15, 17) is implanted between resected concave surfaces of the metacarpal base ...
11/23/2010
7641696Carpometacarpal joint prosthesis
Hemi joint replacements for the base of the first metacarpal of the CMC joint are provided which can effectively restore and reestablish functional joint mechanics while preserving the soft tissues that contribute to joint stability and function. The implants have a...
01/05/2010
7273499Modular trial mechanism
A prosthetic trial for a joint prosthesis includes a stem having a proximal section and a distal section for implantation in a bone. A body includes a channel receiving at least the proximal section of the stem. A locking mechanism is at least partially disposed wit...
09/25/2007
7198643Cervical disc replacement
An apparatus for replacing at least a portion of an intervertebral disc in a spinal column includes: a first member having a first vertebral contact surface for engagement with an endplate of a first vertebral bone in the spinal column, and having a first saddle sha...
04/03/2007
7186362Methods of improving the wear resistance of prosthetic medical devices
A prosthetic medical device exhibiting improved wear resistance is fabricated by sealing at least one polyolefinic material in an airtight container and providing an inert atmosphere within the airtight container. The polyolefinic material is exposed to an irradiati...
03/06/2007
7182787Trapezium or trapezometacarpal implant
The implant includes a stem terminating in a head. The stem is adapted to be inserted in the metacarpus of the thumb and the head to be disposed in a space obtained particularly by removing at least a portion of the trapezium. The surface of the head is constituted ...
02/27/2007
7175667Metatarsophalangeal resurfacing joint
The present invention provides a prosthesis for implantation at the proximal articular surface of a proximal phalange, of a human great toe. The prosthesis comprises a base portion having a generally concave bearing surface shaped to articulate with the distal artic...
02/13/2007
7160331Sigmoid notch implant
A sigmoid notch resurfacing prosthesis for application to the sigmoid notch of the distal radius. The sigmoid notch prosthesis generally includes a saddle and a radius portion for attachment to the distal radius. The saddle may be formed from ultra high molecular we...
01/09/2007
7147664Posterior vertebral joint prosthesis
A posterior vertebral joint prosthesis is provided so that the left or right posterior vertebral joint prosthesis (1, 2) presents a smooth bearing surface (11, 11a, 11b, 17, 17a, 17b) and and which surfa...
12/12/2006
7112203Apparatus for the preparation of a femur bone for the implantation of a prosthesis
An apparatus for the preparation of a cement-free implantation of a prosthesis is provided. The prosthesis has a distal part corresponding to a diaphysial region of the femur, a proximal part corresponding to a metaphysial region of the femur, and an intermediate re...
09/26/2006
7041106Interphalangeal fusion pin
A device is described for joining a first phalange to a second adjacent phalange, such as the proximal phalange to the intermediate phalange at the proximal interphalangeal joint. The device is a substantially elongated member comprised of a resorbable material, suc...
05/09/2006
7037342Implant for reconstruction of joints
A spacer member (1) is intended to be placed between the ends of the bones which are to be connected, one end of the spacer member being designed to form a joint surface against one of the bone ends (6,7). A joint-stabilizing connection (2,3) is...
05/02/2006
7025789Prosthetic device and method for total joint replacement in small joint arthroplasty
The prosthesis device can have a pair of articular members adapted to be mounted onto adjoining bones, respectively, to replace a joint. The first and second articular members can have first and second bearing elements, respectively. The bearing elements can be form...
04/11/2006
7011687Ankle prosthesis with a front loading bearing and associated method
An ankle prosthesis includes a tibial component attachable to a tibia. A bearing component is movable in an anterior-to-posterior direction to thereby engage and become releasably attached to the tibial component. The bearing component can be released from the tibia...
03/14/2006
6997955Cervical disc replacement
An apparatus for replacing at least a portion of an intervertebral disc in a spinal column includes: a first member having a first vertebral contact surface for engagement with an endplate of a first vertebral bone in the spinal column, and having a first articulati...
02/14/2006
6997958Conical coupling and prosthesis comprising such a coupling
A conical coupling of a male member (10) and a female member (11), the male member (10) comprising a cone (12) ensleeved in a truncated conical portion (15) of a corresponding recess (14) formed in the female member (11
02/14/2006
6994729Cervical disc replacement
An apparatus for replacing at least a portion of an intervertebral disc in a spinal column includes: a first member having a first vertebral contact surface for engagement with an endplate of a first vertebral bone in the spinal column, and having a first articulati...
02/07/2006
6972037Cervical disc replacement
An apparatus for replacing at least a portion of an intervertebral disc in a spinal column includes: a first member having a first vertebral contact surface for engagement with an endplate of a first vertebral bone in the spinal column, and having a first articulati...
12/06/2005
6972038Cervical disc replacement
An apparatus for replacing at least a portion of an intervertebral disc in a spinal column includes: a first member having a first vertebral contact surface for engagement with an endplate of a first vertebral bone in the spinal column and a first articulating surfa...
12/06/2005
6966930Facet prosthesis
An article including a facet prosthesis at least partially mounted in a lumen artificially formed between superior and inferior halves of a facet joint, and an elastomeric cushioning element disposed in the facet prosthesis. ...
11/22/2005
6947030Actuating device for miniature keyboards
The invention concerns a simple and user-friendly actuating device (10) for miniature keyboards or miniature input tablets. The device has of a dome-shaped body (12) which is adapted to the curve of the fingertip and fitted to the fingertip by means of...
09/20/2005
6908484Cervical disc replacement
An articulating joint implant for use in the cervical spine includes a pair of opposing upper and lower elements having nested articulation surfaces providing a center of rotation of the implant above the adjacent vertebral body endplate surfaces in one mode of moti...
06/21/2005
6905511Methods of improving the wear resistance of prosthetic medical devices
A prosthetic medical device exhibiting improved wear resistance is fabricated by irradiating at least one polyolefinic material in the presence of an inert atmosphere to yield a cross-linked irradiated polyolefinic material; blending at least one non-irradiated poly...
06/14/2005
6869449Prosthetic joint component having multiple arcuate bending portions
A joint prosthetic component that includes first and second arms, and a joint member interposed therebetween. The joint member is configured to permit flexion motion between the first and second arms, and includes a first concave surface and a second concave surface...
03/22/2005
6811568Artificial joint
The present invention provides an artificial joint which can be rapidly, securely and easily fixed while being suited to an inner surface of a bone marrow hole by a novel structure absolutely different from the conventional one. An artificial joint is provided with ...
11/02/2004
6699292Interphalangeal joint replacement
First and second elements that have mating heads form an interphalangeal joint prosthesis that allows smooth articulation dorsal to volar. The first element head has a proximal surface defined by two intersecting planes, a stem portion that extends longit...
03/02/2004
6475242Arthroplasty joint assembly
An arthroplasty joint assembly for medically and articulately interconnecting first and second opposed end regions of lengthwise adjacent first and second bones. The artificial joint assembly includes a first assembly including external threading extendin...
11/05/2002
6454808Finger joint prosthesis
A finger joint prosthesis for MP joint or PIP joint in which a socket has an opening at a portion thereof and a spherical face on an inner side thereof and is integrally formed with a stem on a side opposed to the opening, a head has a spherical portion f...
09/24/2002
6436137Compositions, processes and methods of improving the wear resistance of prosthetic medical devices
Methods and compositions for fabricating prosthetic medical devices exhibiting improved wear resistance include selectively cross-linking polymeric resins then curing and shaping the polymer into a finished article. The selectively cross-linked polymeric ...
08/20/2002
6423097Artificial finger joint
The invention shows an artificial finger joint comprising a convex joint head and comprising a concave joint shell which can be fastened independently of one another with a respective shaft in a bone end and which can be moved in an articulation plane fro...
07/23/2002
6386877Implant for holding and/or forming a dental prosthesis or artificial finger joint
The implant (11) has an anchoring part (15) with an axis (13), a generally cylindrical section and a peripheral surface (21). The latter is provided, in the generally cylindrical section, with protuberances (27) which are distributed around the axis (13)....
05/14/2002
6383223Endoprosthesis for a joint, especially a finger, toe or wrist joint
In an endoprosthesis (11h) for a joint, the two interacting joint parts (15h, 16h) are joined by a cord-type connection piece (21h), which is attached in the vicinity of the body axis (M2h, M2h') of the convex condyle (15h) and extends through a longitudi...
05/07/2002
6352560Joint prosthesis
The joint prosthesis includes a first part with a cylindrical socket and a second part with a cylindrical head. The cylindrical head and socket are of complementary form, in such a manner that together they are able to form a linear hinge. The cylindrical...
03/05/2002
6342076Prosthetic device for joints
In a prosthetic device for joints for implantation in humans and animals, a joint body is arranged between two fixing elements which are intended to be connected to adjoining bone parts. The joint body includes at least one essentially helical spring, and...
01/29/2002
6159247Metacarpal-phalangeal joint replacement
A joint prosthesis for replacement of the metacarpal-phalangeal (MP) joint (19) of a human finger which includes a metacarpal element (13) with a stem (15) for reception into the medullary cavity of the metacarpal bone (11) and a generally ball-shaped art...
12/12/2000
6113640Reconstructive bioabsorbable joint prosthesis
A cylindrical, fibrous, porous joint spacer is provided, having excellent properties, flexibility of formation, and operability, which is intended to be implanted as a prosthesis between bones to be joined together. The joint spacer of the present inventi...
09/05/2000
6093522Processing of lithographic printing plate precursors
A wash liquor for use in the decoating of a silver halide diffusion transfer printing plate comprises an aqueous solution containing at least one organic or inorganic acid salt, such as the silicate, metasilicate, tartrate, citrate, hydroxycarboxylate, bo...
07/25/2000
6083522Devices for tissue repair and methods for preparation and use thereof
Disclosed herein are uniformly shaped swellable devices comprising polymeric materials, as well as apparatuses and processes for their manufacture. In one embodiment, the present invention relates to load bearing implant devices for use in tissue repair. ...
07/04/2000
6059832Prosthetic wrist implants, instruments, and related methods of implantation
Prosthetic wrist implants, instruments, and methods for implanting the wrist implant. A prosthetic wrist implant is disposed between a patient's radius and carpal complex bones. It includes a radial implant component having an elongated concave articulate...
05/09/2000
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