US5876333A
Expired / Lapsed
US
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Orthopaedic retractor frame assembly
Assignee: Zimmer Technology Inc
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Filing: 1997-05-30
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Granted: 1999-03-02
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Expires: 2017-05-30
Abstract
Abstract The invention is directed to an orthopaedic retractor frame assembly 10 for use during orthopaedic surgery at an incision site associated with a limb of a patient. The retractor frame assembly 10 includes a retractor frame 16 for placement adjacent the incision site. A limb attachment device 22 is connected to the retractor frame 16 and is configured for connection with a limb of the patient, whereby the retractor frame 16 is held at a desired orientation relative to the incision site. In addition, the retractor frame assembly 10 provides for retractor instruments 18 to be adjustably positioned relative to the retractor frame 16.
Inventors
- 👤 Louis U. Bigliani
- 👤 Evan L. Flatow
- 👤 Delfreda L. Norman
- 👤 Jeffery A. VanDiepenbos
- 👤 Michael Yargosz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:24
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/02
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
119 words
An orthopaedic retractor frame assembly for use during orthopaedic surgery at an incision site associated with a limb of a patient, said retractor frame assembly comprising: a retractor frame for placement adjacent the incision site; and a limb attachment device connected to said retractor frame, said limb attachment device being configured for connection with a limb of the patient whereby said retractor frame is held at a desired orientation relative to the incision site, wherein said limb attachment device comprises a cuff assembly including a cuff frame and a cuff, said cuff frame connected to said retractor frame, said cuff connected to said cuff frame and being configured for placement around and attachment to the limb of the patient.
Claim 2
Dependent Claim
119 words
An orthopaedic retractor frame assembly for use during orthopaedic surgery at an incision site associated with a limb of a patient, said retractor frame assembly comprising: a retractor frame for placement adjacent the incision site; and a limb attachment device connected to said retractor frame, said limb attachment device being configured for connection with a limb of the patient whereby said retractor frame is held at a desired orientation relative to the incision site, wherein said limb attachment device comprises a cuff assembly including a cuff frame and a cuff, said cuff frame connected to said retractor frame, said cuff connected to said cuff frame and being configured for placement around and attachment to the limb of the patient.
Claim 3
Dependent Claim
21 words
The orthopaedic retractor frame assembly of claim 1, wherein said cuff frame is connected to said retractor frame at two locations.
Claim 4
Dependent Claim
25 words
The orthopaedic retractor frame assembly of claim 2, further comprising two locking devices interconnecting said cuff frame with said retractor frame at said two locations.
Claim 5
Dependent Claim
57 words
The orthopaedic retractor frame assembly of claim 3, wherein said cuff frame includes two opposing ends, and wherein each said locking device comprises a body having a frame receiving opening and a frustroconical opening, said retractor frame disposed within each said frame receiving opening and each said cuff frame end disposed within a respective said frustroconical opening.
Claim 6
Dependent Claim
39 words
The orthopaedic retractor frame assembly of claim 4, wherein each said cuff frame end comprises a frustroconical end, and wherein each said locking device further comprises a lock nut for biasing said frustroconical end into said respective frustroconical opening.
Claim 7
Dependent Claim
21 words
The orthopaedic retractor frame assembly of claim 1, wherein said cuff frame is connectable at selected locations to said retractor frame.
Claim 8
Dependent Claim
38 words
The orthopaedic retractor frame assembly of claim 1, wherein said cuff frame comprises a generally U-shaped portion for partially surrounding the limb of the patient, and wherein said cuff comprises a cloth cuff attached to said U-shaped portion.
Claim 9
Dependent Claim
28 words
The orthopaedic retractor frame assembly of claim 7, wherein said cloth cuff includes hook and loop fasteners for connecting opposing ends of said cloth cuff to each other.
Claim 10
Dependent Claim
22 words
The orthopaedic retractor frame assembly of claim 1, wherein said retractor frame is configured to at least partially surround the incision site.
Claim 11
Dependent Claim
32 words
The orthopaedic retractor frame assembly of claim 1, further comprising a plurality of retractor instruments and a plurality of frame interconnection devices for respectively interconnecting said retraction instruments with said retractor frame.
Claim 12
Dependent Claim
34 words
The orthopaedic retractor frame assembly of claim 10, wherein each said frame interconnection device is configured to allow positioning of a respective said retractor instrument about two separates axes relative to said retractor frame.
Claim 13
Dependent Claim
108 words
An orthopaedic retractor frame assembly for use during orthopaedic surgery at an incision site associated with a limb of a patient, said retractor frame assembly comprising: a retractor frame for placement adjacent the incision site; and means for attaching said retractor frame with a limb of the patient whereby said retractor frame is held at a desired orientation relative to the incision site, wherein said limb attaching means comprises a cuff assembly including a cuff frame and a cuff, said cuff frame connected to said retractor frame, said cuff connected to said cuff frame and being configured for placement around and attachment to the limb of the patient.
Claim 14
Dependent Claim
108 words
An orthopaedic retractor frame assembly for use during orthopaedic surgery at an incision site associated with a limb of a patient, said retractor frame assembly comprising: a retractor frame for placement adjacent the incision site; and means for attaching said retractor frame with a limb of the patient whereby said retractor frame is held at a desired orientation relative to the incision site, wherein said limb attaching means comprises a cuff assembly including a cuff frame and a cuff, said cuff frame connected to said retractor frame, said cuff connected to said cuff frame and being configured for placement around and attachment to the limb of the patient.
Claim 15
Dependent Claim
38 words
The orthopaedic retractor frame assembly of claim 12, wherein said cuff frame comprises a generally U-shaped portion for partially surrounding the limb of the patient, and wherein said cuff comprises a cloth cuff attached to said U-shaped portion.
Claim 16
Dependent Claim
28 words
The orthopaedic retractor frame assembly of claim 13, wherein said cloth cuff includes hook and loop fasteners for connecting opposing ends of said cloth cuff to each other.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-03-01 | 2002-08-31 | 2003-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-03-01 | 2006-08-31 | 2007-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-03-01 | 2010-08-31 | 2011-03-02 | $7700.00 | Window Closed / Lapsed |