Intra-ruminal devices

Details Intra-ruminal devices Intra-ruminal devices

A - Human Necessities

61

D

A61D 7/00 (2006.01) A61K 9/00 (2006.01) A61K 9/54 (2006.01) A61M 31/00 (2006.01)

Patent

CA 2132726

2132726 9319698 PCTABS00027 A device for the administration of substance into the rumen of an animal comprises a body (2) having an open structure within which is retained at least one pellet (4) of the substance. The pellet (4) has an outer impervious coating which degrades when exposed to the action of ruminal fluid to permit subsequent release of the substance. Preferably, the device contains a group of such pellets (4) with the degradation times of the layers of the respective pellets being different whereby to permit release of substance from the group of pellets (4) in a timed sequence.

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