US5718704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
L-shape surgical buttress plate
Assignee: Individual
•
Filing: 1996-01-24
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Granted: 1998-02-17
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Expires: 2016-01-24
Abstract
Abstract The present invention relates to an implantable buttress plate (1) for fixation of volar rim fragments (11) at the distal radius (10). The plate (1) is of L-shape with holes (5) in one or both of the legs of the L. The holes (5) are designed for receiving fasteners, e.g. bone screws (6). The plate (1) has a shape adapted to the intended use.
Inventors
- 👤 Robert J. Medoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:32
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/68; A61B17/80; A61B17/8061; A61B17/809; Y; Y10; Y10S; Y10S606/00; Y10S606/902
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
117 words
An implantable buttress plate (1) for fixation of a palmar or volar rim fragment (11) at the distal radius (10), said plate comprising a plate member of L-shape as viewed from above and wherein said plate member has two legs (2, 3) only one of which (3) is furnished with at least one hole (5) for receiving fastening means (6) for securing the plate member, (1) to a stable bone (10), the other leg (2) being solid without holes, said other leg extending from said one leg a substantial distance to form said L-shape of said plate member and serve as a buttressing means for the palmar or volar rim fragment without attachment thereto by fastening means.
Claim 2
Dependent Claim
117 words
An implantable buttress plate (1) for fixation of a palmar or volar rim fragment (11) at the distal radius (10), said plate comprising a plate member of L-shape as viewed from above and wherein said plate member has two legs (2, 3) only one of which (3) is furnished with at least one hole (5) for receiving fastening means (6) for securing the plate member, (1) to a stable bone (10), the other leg (2) being solid without holes, said other leg extending from said one leg a substantial distance to form said L-shape of said plate member and serve as a buttressing means for the palmar or volar rim fragment without attachment thereto by fastening means.
Claim 3
Dependent Claim
54 words
The plate of claim 1, wherein said plate member has a transition region at which said legs are connected, said transition region comprising an enlarged area of the plate member (1), as viewed from above, at an outer part of said transition region (4) of the two legs (2, 3) of the L-shape member.
Claim 4
Dependent Claim
26 words
The plate of claim 2, wherein said outer part of said enlarged area of said transition region forms a rounded corner for said L-shape plate member.
Claim 5
Dependent Claim
28 words
The plate of claim 1, wherein said one of said legs (2) is bent in a shape adapted to the form of the styloid of the radius (10).
Claim 6
Dependent Claim
26 words
The plate of claim 1, wherein said plate member is flat and insertable in a single, limited incision along the radial side of the lower forearm.
Claim 7
Dependent Claim
30 words
The plate of claim 1, wherein said fastening means are screws (6), pins, wires, blades, staples, brackets or indirect coaption with another device securely attached to the stable bone (10).
Claim 8
Dependent Claim
21 words
The plate of claim 1, wherein said two legs (2, 3) form an angle (∝) therebetween of from 60° to 115°.
Claim 9
Dependent Claim
10 words
The plate of claim 7, is from 75° to 100°.
Claim 10
Dependent Claim
34 words
The plate of claim 1, wherein said one leg is extendable along the radius and the other leg is extendable transversely at the rim fragment, said one leg being longer than the other leg.
References Cited (Backward Citations)
FR2405062A1
Cited
FR2405705A1
Cited
FR2472373A1
Cited
US4565193A
Cited
US4651724A
Cited
US5586985A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2001-02-16 | 2001-08-18 | 2002-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-02-16 | 2005-08-18 | 2006-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-02-16 | 2009-08-18 | 2010-02-17 | $7700.00 | Window Closed / Lapsed |