Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1993-10-26
1994-11-15
Weiss, John G.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
A61M 500
Patent
active
053643615
ABSTRACT:
The template of this invention includes a flexible sheet with indicia thereon to identify the proper sites and instruction of the proper method of insertion of a cannulated needle to drain a distended human knee bursa, A cannulated needle is used for draining the bursa which includes a rigid needle and a flexible cannula through which the rigid needle is inserted to be attached to a hypodermic syringe. The cannula has a plurality of apertures on its leading end which facilitate drainage by reducing the chance of clogging or blocking of the opening of the cannula.
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