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Class 623/19.12 - Ball and socket joint


Subclass of Class 623 - Prosthesis (i.e., artificial body members), parts thereof, or aids and accessories therefor
Definition: Subject matter wherein the artificial shoulder joint bone
No. of patents: 53
Last issue date: 02/21/2012


1    
NumberTitleIssue Date
8118875Orthopedic device for an articular joint
An orthopedic device for ball and socket joint reconstruction. The anchor stem is adapted to be anchored in a medullary canal. A proximal portion of the anchor stem includes a threaded hole oriented along a longitudinal axis thereof. Metaphyseal portion includes a p...
02/21/2012
7621961Shoulder implant assembly
An implant assembly and associated method for selectively performing reverse and traditional arthroplasty for a shoulder joint that includes a humerus and a glenoid. The implant assembly may include a head, a cup, a humeral stem and an adapter. The method includes i...
11/24/2009
7435263Modular long bone prosthesis for partial or total bone replacement
A modular long bone prosthesis is provided having a proximal component and a retroversion component. The proximal component is configured at a proximal end to receive a head forming a portion of a joint and is formed at a distal end to mate with additional prosthesi...
10/14/2008
7338528Humeral stem with anatomical location of taper access for fixation of humeral head
Disclosed is a kit having a set of humeral components used in partial and total joint replacement surgeries. The set of humeral components has a plurality of stems having varying stem diameters and a set of humeral heads having hemispheric surfaces with varying radi...
03/04/2008
7309360Set of humeral components for total shoulder prosthesis
A set of humeral components for a total shoulder prosthesis, wherein each component is formed by an anchoring stem and a metaphyseal part which defines a concave surface of articulation in the form of a portion of a sphere. The offset between an axis of symmetry of ...
12/18/2007
7255717Femoral head surface replacement system
Provided is a femoral head surface replacement system including a femoral head aspherical cup having a round cavity inside and a distal end having an open lower end, and a stem installed on the femoral head aspherical cup and extending to a lower side end thereof. I...
08/14/2007
7241314Reverse shoulder prosthesis
A reverse shoulder prosthesis. The reverse shoulder prosthesis includes a humeral socket having a concave surface, and a glenoid component having a major diameter and a convex surface for articulating with the concave surface of the socket. The convex surface has a ...
07/10/2007
7238207Shoulder prosthesis
The shoulder prosthesis has a stem (10), a ball head (20) and a middle section (30) that can be attached to the proximal end (12) of the stem (10) and to which the ball head (50) can be attached. The middle section (30
07/03/2007
7238208Large taper modular shoulder prosthesis
A kit for assembly of a modular joint prosthesis (10) includes at least two shank/body elements (22/20) sized for insertion into the shank of the bone and at least two head members (48) sized to replace one bearing surface of the joint. Each sha...
07/03/2007
7229478Shoulder prosthesis with anatomic reattachment features
Apparatus and methods are disposed for maintaining the proper positioning of a prosthetic implant having proximal and distal ends within a prepared bone cavity during cement injection and curing. First stabilization means, implantable within the bone cavity, minimiz...
06/12/2007
7211113Hip prosthesis
An endoprosthesis utilizes a biomechanical structure based on the lever model of first degree. Contrary to the widespread practice, the inventive structure has a stem placed inside the femur bone, which is not rigidly attached to this bone. Accordingly, the bone, fo...
05/01/2007
7198642Orthopaedic spacer
Two spacer components and a retaining ring are part of an orthopaedic system. The system may also include trial or implant stem components that are inserted or implanted in the proximal and distal ends of the long bone. One spacer segment has a male portion and the ...
04/03/2007
7186269Composite shoulder prosthesis
The invention is a modular composite shoulder prosthesis 64, whose construct incorporates a solid autogenous bone graft 50 to be used to replace the upper humerus in certain fracture types. The prosthesis comprises a stem 22 to be inserted in th...
03/06/2007
7175664Prosthetic having a modular soft tissue fixation mechanism
A multi-piece prosthetic component for use in joint arthroplasty which is adapted to be implanted into a joint and engaged by a joint socket. The modular prosthetic component includes body which is at least partially implantable within a bone, said body having an ex...
02/13/2007
7175663Shoulder implant assembly
An implant assembly and associated method for selectively performing reverse and traditional arthroplasty for a shoulder joint that includes a humerus and a glenoid. The implant assembly may include a head, a cup, a humeral stem and an adapter. The method includes i...
02/13/2007
7169184Inverse prosthesis for the articulation of the shoulder
Inverse prosthesis of the shoulder for the articulation of a humerus in a scapula of a shoulder comprising a glenoid cavity. The prosthesis includes an at least partly convex articulation element, including elements for support and attachment to the glenoid cavity, ...
01/30/2007
7156878Set of humeral components for total shoulder prosthesis
A set of humeral components for a total shoulder prosthesis, wherein each component is formed by an anchoring stem and a metaphyseal part which defines a concave surface of articulation in the form of a portion of a sphere. The offset between an axis of symmetry of ...
01/02/2007
7135044Modular prosthesis kits
Modular prosthesis kits and systems are disclosed. The kit includes a plurality of stems having a bore therein and a plurality of necks having a tapered distal end adapted to taper lock in the bore of one of the stems. Each neck includes a stem registration element ...
11/14/2006
7097663Modular prosthesis system with novel locking mechanism
A modular prosthesis for replacement of a joint articulating surface of a bone, where the modular prosthesis generally comprises a head with a recessed socket, an elongate stem, and a connecting member including a patrix member having a generally spherical surface a...
08/29/2006
7044973Collarless shoulder arthroplasty prosthesis
A shoulder prosthesis of the present invention includes a modular humeral prosthesis component employing a collarless design. A body portion of the prosthesis is provided without a collar, and it may be implanted into a prepared proximal end of a humerus such that t...
05/16/2006
7033396Shoulder or hip prosthesis facilitating abduction
The prosthesis of this invention comprises a humeral or femoral component presenting a concave articulation surface, and an intermediate component presenting first and second convex articulation surfaces intended to cooperate respectively with said concave articulat...
04/25/2006
7011686Reverse-type humeral prosthesis
A humeral component of a shoulder prosthesis includes a stem configured for implantation within the humerus. A reverse articulating component is mounted to the stem by a connection mechanism. The reverse component defines a substantially concave bearing surface. The...
03/14/2006
6953463Interference screws having increased proximal diameter
An interference screw for affixing soft tissue grafts during anterior cruciate ligament (ACL) reconstruction comprises a threaded body axially extending between a face and a tip along a central axis, with the face advantageously being obliquely aligned with the cent...
10/11/2005
6953478Shoulder prosthesis assembly
The invention concerns a shoulder prosthesis assembly comprising a meta-glenoid element (7) formed by a plate (13) provided with a central tubular block (14) an anchoring members in the glenoid cavity (3), and a glenoid sphere (9) ...
10/11/2005
6899736Shoulder joint prosthesis
The invention relates to a shoulder joint prosthesis comprising two cooperating bearing bodies, a shaft and a coupling for the connection of the shaft to one of the bearing bodies, with a support member adjoining the lower side of the bearing member connectable to t...
05/31/2005
6887276Modular implant for joint reconstruction and method of use
Modular orthopedic implants for joint reconstruction and methods of use therein are described that comprise base, body, and stem components. The base receives an articulating portion on a first end and has a connector on a second end that mates with the body and ste...
05/03/2005
6875234Dual-radius glenoid prosthetic component for total shoulder arthroplasty
A dual-radius glenoid component of a shoulder joint prosthesis for use in total shoulder arthroplasty has two radii of curvature. At substantially the center of the articulating surface a first non-conforming radius of curvature is provided, while a second conformin...
04/05/2005
6818019Joint prosthesis
In a joint prosthesis the head cap is connected via a collar piece to the shaft piece which may be anchored in the bone. The collar piece is coupled to the shaft piece by a joint head in a ball-jointed manner. The articulation surfaces between the joint cavity in th...
11/16/2004
6800670Crosslinking of polyethylene for low wear using radiation and thermal treatments
The present invention discloses methods for enhancing the wear-resistance of polymers, the resulting polymers, and in vivo implants made from such polymers. One aspect of this invention presents a method whereby a polymer is irradiated, preferably with gamma radiati...
10/05/2004
6790234Reverse shoulder prosthesis system
A reverse shoulder prosthesis system has a humeral stem with a lower cylindrical portion, an upper cylindrical portion, an intermediate conical portion, and a central axis, a large flat with a small recess having an axis forming an angle of about 150 degrees to the ...
09/14/2004
6736851Modular shoulder prosthesis
A shoulder prosthesis and/or prosthesis sizing system, especially for treatment of degenerative arthritis or trauma, has an articulating head component. The shoulder prosthesis includes a humeral stem and a series of humeral heads. The heads are attached to the hume...
05/18/2004
6719799Implantable prosthesis having at least two sections which can be displaced in relation to one another, and the use of displaceable sections
An implantable prosthesis having at least two portions which are displaceable relative to each other, in particular a prosthesis for the upper end of a human upper arm comprising a shaft which can be inserted into a bone passage and a dome-shaped joint head which is...
04/13/2004
6679916Shoulder prosthesis system
A shoulder prosthesis system has a glenoid socket with an interior face with couplers and an exterior face being a concave articulating face with a first longitudinal radius of curvature and a second latitudinal radius of curvature. A backing plate has an...
01/20/2004
6673114Multi modular trialing system and instrumentation
Methods, instrumentation and devices for humeral implant positioning, including an improved trialing system utilizing an adjustment instrument and orientation indicia....
01/06/2004
6620197Method and apparatus for performing a shoulder replacement procedure in the treatment of cuff tear arthropathy
A modular prosthetic assembly for use during performance of a shoulder replacement procedure on a patient includes a stem component configured to be implanted into a medullary canal of a humerus of the patient. The assembly also includes a prosthetic head...
09/16/2003
6558425Shoulder prosthesis with humeral fracture stem
A shoulder prosthesis including a fracture stem has body having an exterior surface, a shank attached to the body and a head. The body includes a medial fin, an anterior fin and a posterior fin. The medial fin includes a suture hole. The anterior and post...
05/06/2003
6508840Collarless shoulder arthroplasty prosthesis
A shoulder prosthesis of the present invention includes a modular humeral prosthesis component employing a collarless design. A body portion of the prosthesis is provided without a collar, and it may be implanted into a prepared proximal end of a humerus ...
01/21/2003
6368352Large taper modular shoulder prosthesis
A kit for assembly of a modular joint prosthesis (10) includes at least two shank/body elements (22/20) sized for insertion into the shank of the bone and at least two head members (48) sized to replace one bearing surface of the joint. Each shank/body el...
04/09/2002
6368353Shoulder prosthesis apparatus and methods
A total shoulder replacement arthroplasty system which encompasses replacement of the humeral head with a modular artificial humeral head. The artificial humeral head is attached to an implant, which is designed to fit in the metaphysis without protruding...
04/09/2002
6283999Shoulder prothesis with humeral fracture stem
A shoulder prosthesis including a fracture stem has a body having an exterior surface, a shank attached to the body and a head. The body includes a medial fin, an anterior fin and a posterior fin. The medial fin includes a suture hole. The anterior and po...
09/04/2001
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