Townsend & Banta
Medical scalpel
The present invention relates to a medical scalpel for incising a spherical biological tissue comprising a shank and a planar blade portion integrated with the shank. The planar blade portion has a first face and a second face opposed in parallel as a whole with each other. The planar blade portion has a pointed end to thereby show a reverse-V profile and has, on both sides of such pointed end, an edge in parallel as a whole with the first face and the second face, the blade portion being formed so as to have a ratio of the partial thickness thereof on one side of a virtual flat plane surrounded by said edge to the total thickness thereof within a range of from 75 to 93%.
Mani, Inc.
A
A61F
inventional
Kanji Masahiko
Matsutani Saito