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US 4,055,167 AGranted
Curettement device
OwnerDell L. Bernsteininventor
Life of this patent
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Abstract
A cannula for uterine curettement comprising a straight, rigid tube proportioned for insertion into the uterus, a flattened, closed end at the insert end of the tube and staggered openings at opposing sides of the tube adjacent to the insert end. A handle is provided at the opposite end to facilitate manipulation of the tube when it is in use and a short reach of the tube extends beyond this handle for attachment to the suction tube of an aspirator.
Claims6
A cannula for uterine curettement comprising:
- a. a straight, rigid tube proportioned for insertion into the uterus with an excess of length to provide a handle section and a connective section therebeyond for the connection of a suction tube;
- b. an enlargement at the handle section to facilitate gripping of the tube;
- c. a flattened, thin walled, closed end permanently affixed at the insert end of the tube;
- and
- d. a first opening, having a width slightly less than the tube diameter, immediately adjacent to the flattened end of the tube and a second opening of approximately the dimensions of the first opening, axially spaced along the tube from the first opening and on the opposite side of the tube from the first opening with the edges of the openings squared, moderately sharp and generally smooth to facilitate curettement action, and with the openings proportioned to receive blood, serum and tissue from the uterus.
2 more elements
Dependencies are inferred from the claim text.