Class 452/69 - Trocar and cannula

Subclass of Class 452 - Butchering
Definition: Subject matter wherein a surgical instrument consisting
No. of patents: 4
Last issue date: 10/21/1986

Number	Title	Issue Date
4617700	Process and apparatus for the hygienic extraction and collection of animal blood fit and unfit for human consumption A process for the hygienic extraction and separate collection of animal blood fit and unfit for consumption, comprises stunning the animals prior to stabbing and providing the animals with serial numbers suitable for identification of the carcass and the ...	10/21/1986
4270241	Process for slaughtering of animals by bleeding A method for the slaughtering of animals by bleeding in which the animal is first stunned, the method comprising making an incision in said animal to expose the anterior wall of the thorax of the animal, inserting a cannulating device through said incisio...	06/02/1981
4004322	Aseptic serum collection method A method for aseptically collecting blood from an animal carcass, preferably, a fetus. The method includes pooling blood from the placenta and umbilical cord into the cardiovascular system of the fetus and thereafter draining the blood from the fetus. The...	01/25/1977
3947919	Plant for the recovery of slaughtered animal blood The invention provides a plant for recovering blood from slaughter animals including at least one stabbing knife with a corresponding vacuum tube and a metering apparatus connected to the stabbing knife, said metering apparatus comprising a pneumatic mete...	04/06/1976

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