Extractor

Details Extractor Extractor

1992-05-27

1994-01-25

Pellegrino, Stephen C.

Surgery

Instruments

Means for concretion removal

606 1, 606205, 606207, 606208, 606128, 606206, 604802, A61B 1700, A61B 1900

Patent

active

052812308

ABSTRACT:
An extractor for gallbladders and appendices, comprising a protective guiding tube for insertion into the peritoneum of a patient, a gripping means provided at the front end of the protective guiding tube and comprising at least two bowls which are adapted to be opened and closed like tongs and which, in the closed state, form a rotational body extending longitudinally in the direction of the protective guiding tube, and an operating means for opening and closing the bowls and projecting from the rear end of the protective guiding tube, the transmission elements of the operating means lie within the protective guiding tube and extend therethrough.

REFERENCES:
patent: 804229 (1905-11-01), Hutchinson
patent: 1680490 (1928-08-01), Wappler
patent: 1813902 (1931-07-01), Bovie
patent: 4054143 (1977-10-01), Bauer
patent: 4096678 (1990-01-01), Ogawa
patent: 4509517 (1985-04-01), Zibelin
patent: 4607620 (1986-08-01), Storz
patent: 4632110 (1986-12-01), Sanagi
patent: 4662371 (1987-05-01), Whipple et al.
patent: 4865030 (1989-09-01), Polyak
patent: 4881550 (1989-11-01), Kothe
patent: 4957505 (1990-09-01), McDonald

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