Medical device

Details Medical device Medical device

1985-08-05

1987-07-28

Rosenbaum, C. Fred

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604104, 604165, 604283, A61M 2900

Patent

active

046829814

ABSTRACT:
A medical device has an outer cylinder and an outer cylinder hub which has a hollow portion communicating with the interior of the outer cylinder and fixed to a proximal portion of the outer cylinder. An inner cylinder is provided which can be detachably inserted into the outer cylinder through the hollow portion of the outer cylinder hub. An inner cylinder hub is provided which has a hollow portion communicating with the interior of the inner cylinder, can be fitted within the outer cylinder hub, and is connected to a proximal portion of the inner cylinder. Means is arranged between the outer and inner cylinder hubs, for preventing relative axial movement of the outer and inner cylinder hubs when the inner cylinder is inserted into the outer cylinder and the inner cylinder hub is fitted into the outer cylinder hub. Means is arranged between the outer and inner cylinder hubs, for preventing relative circumferential rotation of the outer and inner cylinder hubs.

REFERENCES:
patent: 3399674 (1968-09-01), Pannier et al.
patent: 3633579 (1972-01-01), Alley et al.
patent: 3788320 (1974-01-01), Dye
patent: 3856009 (1974-12-01), Winnie
patent: 4192306 (1980-03-01), Genese
patent: 4300553 (1981-11-01), Seberg
patent: 4445893 (1984-05-01), Bodicky
patent: 4493708 (1985-01-01), Sugisawa
patent: 4496348 (1985-01-01), Genese et al.

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