Title:
Instrument for the extraction of kidney stones
United States Patent 3334630


Inventors:
Kramer, Robert M.
Application Number:
US35705464A
Publication Date:
08/08/1967
Filing Date:
04/03/1964
Assignee:
Kramer, Robert M.
Primary Class:
International Classes:
A61B17/22
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US Patent References:
3187751Ear lobe piercing device1965-06-08
3074408Ureteral stone extractor and dilator1963-01-22
2113246Endoscopic forceps1938-04-05
1627941Surgical instrument1927-05-10
1127948N/A1915-02-09
0327394N/A1885-09-29