Surgery – Instruments – Internal pressure applicator
Patent
1994-07-29
1997-07-08
Rimell, Sam
Surgery
Instruments
Internal pressure applicator
604 55, A61M 2900
Patent
active
056455615
ABSTRACT:
A hand-held gynecologic instrument for use in manipulating a uterus comprises an elongate body and a handle with a contour. An actuating lever used to control uterine movement is operable by the same hand that grips the handle. A uterus manipulation member pivotally connected to the elongate body comprises a tube formed with a shallow curve and fitted with an elastomeric tip and an irrigation conduit. The tube is releasably connected to a pivot block which has a tapered bore. A tapered bushing which mates with the bore is disposed about the tube. The tube and bushing are releasably secured by a nut to permit alteration of the effective length and rotational position of the tube to accommodate different uteruses. The pivot block is pivotally connected to the elongate body and to one end of a rod. The rod's other end is pivotally connected to the actuating lever to translate movement of the actuating lever into pivotal movement of the pivot block and hence into rotation of the tube about the anteverting axis. A membrane disposed about the tube is inflatable to exert resilient pressure for retaining the instrument in place without a tenaculum. A lever lock for locking the actuating lever comprises a biased member which has a prong for engaging teeth on the actuating lever. An adjacent cam member which includes a thumb-operable extension is used in moving the prong in and out of engagement with the teeth.
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Bush David A.
King Eric M.
Smith Roger E.
Rimell Sam
Utah Medical Products, Inc.
Wingood Pamela L.
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