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Class Information
Number: 452/69
Name: Butchering > Slaughtering > Bleeding > Trocar and cannula
Description: Subject matter wherein a surgical instrument consisting of a sharp stylet enclosed in a tube is inserted through the containing wall of a body cavity, thereby permitting blood to drain off through the tube.

Patents under this class:

Patent Number Title Of Patent Date Issued
5267889 Slaughtered animal sticking knife and blood-extracting arrangement therefor Dec. 7, 1993
4617700 Process and apparatus for the hygienic extraction and collection of animal blood fit and unfit for human consumption Oct. 21, 1986
4270241 Process for slaughtering of animals by bleeding Jun. 2, 1981
4004322 Aseptic serum collection method Jan. 25, 1977
3947919 Plant for the recovery of slaughtered animal blood Apr. 6, 1976

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