04299230 is referenced by 188 patents and cites 4 patents.

A stabbing apparatus for penetration of a living body wall, having a stabbing apparatus body provided with a sharp edge, a pressure sensor disposed on the peripheral surface thereof to sense the pressure to which the sensor is subjected when stabbing a living body wall, and an indicator responsive to the sensed pressure above a predetermined level, whereby the depth of penetration of the stabbing apparatus body with respect to the living body wall is indicated.

Title
Stabbing apparatus for diagnosis of living body
Application Number
6/37352
Publication Number
4299230
Application Date
May 9, 1979
Publication Date
November 10, 1981
Inventor
Tetsumaru Kubota
Hachioji
JP
Assignee
Olympus Optical
JP
IPC
A61B 5/00
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