Laproscopic trocar

Details Laproscopic trocar Laproscopic trocar

1978-02-13

1980-03-04

Pellegrino, Stephen C.

Surgery

Truss

Pad

128310, 145616, A61B 1734

Patent

active

041911911

ABSTRACT:
The laproscopic trocar which takes the form of an elongated cannula through which to be inserted an elongated sharp pointed instrument. The tip of the instrument includes screw threads with the rear portion of the instrument including a crank assembly. Rotation of the crank assembly causes gradual penetration of the instrument through a patient's abdominal wall.

REFERENCES:
patent: 3630192 (1971-12-01), Jamshidi
patent: 3742958 (1973-07-01), Rundles
patent: 3850158 (1974-11-01), Elias et al.

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