Object retrieval method and apparatus

Details Object retrieval method and apparatus Object retrieval method and apparatus

1990-08-14

1992-03-24

Pellegrino, Stephan C.

Surgery

Instruments

Means for inserting or removing conduit within body

606113, 604 52, 604 53, 128 4, 128 7, A61M 2500, A61B 1700

Patent

active

050984403

ABSTRACT:
Method and apparatus for retrieving an object such as a stent from a subject. A catheter supports two wire loops that can be manipulated from outside the subject to engage the object. By manipulating the catheter and the wire loops, the object can be captured and drawn inside a guide catheter through which the catheter is inserted. The catheter and attached stent can then be pulled from the subject.

REFERENCES:
patent: 529936 (1894-11-01), McNalley
patent: 1127948 (1915-02-01), Wappler
patent: 2767703 (1956-10-01), Nieburgs
patent: 3060972 (1962-10-01), Sheldon
patent: 3958576 (1976-05-01), Komiya
patent: 4198960 (1980-04-01), Utsugi
patent: 4655217 (1987-04-01), Reed
patent: 4737142 (1988-04-01), Heckele
patent: 4913141 (1990-04-01), Hillstead

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