Patent ID: RE43453

Claim:
A system for detecting whether a hypodermic cannulae cannula or portions a portion thereof embedded is present within a meat , sample from an animal, said system comprising ; : a metal detector for detecting the presence of whether metal embedded is present in a the meat sample; and a hypodermic cannula having a fluid passageway for injecting or drawing fluid and being comprised at least in part of a stainless steel selected from magnetic a magnetically responsive martensitic stainless steel, ferritic stainless steel, mixtures of ferritic stainless steel metals consisting of martensitic, ferritic, or and mixtures thereof, said metals of martensitic stainless steel, and said cannula having been prepared by a plurality of cold drawings drawing and in having a size gauge of between from 14 and to 20 gauge, wherein said cannula is more detectable by said metal detector when said cannula or a portion thereof is present in the meat sample than a cannula or a portion thereof of comparable size and made of standard austenitic stainless steel .