Acetabular cup inserting instrument

Details Acetabular cup inserting instrument Acetabular cup inserting instrument

1992-09-16

1994-02-08

Brown, Michael A.

Surgery

Instruments

Orthopedic instrumentation

606 91, A61F 500, A61F 232

Patent

active

052844838

ABSTRACT:
An acetabular cup inserting instrument includes a first handle and a second handle rotatable about and extending from the first handle. The second handle is ratchetable about the first handle and selectively lockable in a desired position with respect to the first handle. The ratchet mechanism of the second handle includes a biased pawl that engages radially spaced notches on the first handle.

REFERENCES:
patent: 4305394 (1981-12-01), Bertuch, Jr.
patent: 4475549 (1984-10-01), Oh
patent: 4528980 (1985-07-01), Kenna
patent: 4632111 (1986-12-01), Roche
patent: 4716894 (1988-01-01), Lazzeri
patent: 4911179 (1990-03-01), Brown
patent: 4993410 (1991-02-01), Kimsey
patent: 5030221 (1991-07-01), Buechel
patent: 5037424 (1991-08-01), Aboczsky
patent: 5116339 (1992-05-01), Glock
Osteonics Corp.-"Surgical Protocol-Low Profile Threaded Omnifit Cup"-See Figs. 10 and 11 re Cup Driver with Ratchet Assembly-1986.
G. Cremascoli-AN.C.A. Anatomic Ceramic Arthoplasty-See p. 4 re item 8, The Driver Chuck (for Acetabular Cup)-No date available.

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