Surgery – Means for introducing or removing material from body for... – Material introduced into and removed from body through...
Patent
1990-05-25
1993-03-23
Pellegrino, Stephen C.
Surgery
Means for introducing or removing material from body for...
Material introduced into and removed from body through...
604 21, 604 27, 606 40, 606 45, A61B 1739, A61B 1736, A61B 1722
Patent
active
051959585
ABSTRACT:
The invention relates to a instrument for laparoscopic surgery which permits the operating surgeon to irrigate or suction the operative area while performing electrocautery or laser hemostasis and dissection of body tissue with the same instrument.
The invention also relates to a laparoscopic tool for evacuating free stones or blood clots from the operating area which are to large to be suctioned from the body cavity or to remove gallstones from a gallbladder which has been distended by stones and cannot be retrieved through an umbillical sheath.
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Gotha Frederick
Lewis Ralph A.
Pellegrino Stephen C.
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