US4136858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surgical knee holder
Assignee: Alvarado Orthopedic Res Inc
•
Filing: 1978-02-27
•
Granted: 1979-01-30
•
Expires: 1998-02-27
Abstract
Abstract A knee holder for holding a knee into selected positions for surgery includes a base plate for mounting on an operating table, the base plate including a plurality of connecting elements extending along the length of the base plate and a leg brace for strapping to the lower leg of a patient, with pins on the leg brace for engaging selective ones of the connecting elements on the base plate for adjusting the degree of bend in the leg for operation.
Inventors
- 👤 Thomas D. Petersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:29
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/10; A61G13/12; A61G13/0036; A61G13/0063; A61G13/1205; A61G13/1245; A61G13/125
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
125 words
A knee holder for positioning the knee of an individual into position for surgery, said holder comprising in combination: a base plate for securing in a fixed position on an operating table, said plate having a generally flat bottom and a generally flat top and multiple connecting means on the top thereof, and a bracket including a leg brace means for receiving and connecting to the lower leg and the foot of a patient, said bracket including pivotal connecting means having a single pivot axis for selectively engaging and pivotally connecting said bracket to said first connecting means for pivotal movement about said single pivot axis and for relative adjustment of the bracket along the base plate for supporting a leg in selected bent positions.
Claim 2
Dependent Claim
125 words
A knee holder for positioning the knee of an individual into position for surgery, said holder comprising in combination: a base plate for securing in a fixed position on an operating table, said plate having a generally flat bottom and a generally flat top and multiple connecting means on the top thereof, and a bracket including a leg brace means for receiving and connecting to the lower leg and the foot of a patient, said bracket including pivotal connecting means having a single pivot axis for selectively engaging and pivotally connecting said bracket to said first connecting means for pivotal movement about said single pivot axis and for relative adjustment of the bracket along the base plate for supporting a leg in selected bent positions.
Claim 3
Dependent Claim
41 words
The knee holder of claim 1, wherein said first connecting means comprises means defining a plurality of individual slots extending in a row along the top of said plate, hook means defining said slots, and said slots are generally hook shaped.
Claim 4
Dependent Claim
45 words
The knee holder of claim 1, wherein said first connecting means comprises a pair of spaced apart elongated members extending generally parallel across the top of said plate, said spaced apart elongated members are shaped to define a plurality of generally L-shaped hooks and slots.
Claim 5
Dependent Claim
18 words
The knee holder of claim 1, wherein said second connecting means comprises pin means for engaging said slots.
Claim 6
Dependent Claim
28 words
The knee holder of claim 3, wherein said second connecting means comprises a pin extending outward from each side of said bracket for selective engagement with said slots.
Claim 7
Dependent Claim
53 words
The knee holder of claim 3, further comprising an anchoring bracket for securing said plate in place on an operating table, said anchoring bracket including adjustable clamping means for clamping to a table frame and including a fence member extending upward from the surface of an operating table for engagement by said plate.
Claim 8
Dependent Claim
36 words
The knee holder of claim 5, wherein said bracket is a generally L-shaped channel having a generally upwardly extending channel portion for receiving a lower leg and a generally outwardly extending portion for receiving a foot.
Claim 9
Dependent Claim
27 words
The knee holder of claim 7, wherein said foot bracket has a heel portion and said pin is secured to and extends outward from said heel portion.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-01-29 | 1982-07-31 | 1983-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-29 | 1986-07-31 | 1987-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-29 | 1990-07-31 | 1991-01-30 | $7700.00 | Window Closed / Lapsed |