Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1995-02-27
1997-10-28
Alexander, Vanitha M.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604131, 604192, 604187, A61M 520
Patent
active
056812833
ABSTRACT:
A device to insert hypodermic syringe needles into the skin at such velocity as to render the penetration of said needle undetectable by the body therefore painless for the patient. The device to consist of a sleeve or tube (hereafter called sleeve) and elastic bands, the internal diameter of the sleeve to be slightly larger than the hypodermic syringe barrel in order to act as a guide for the hypodermic syringe barrel, one end of the sleeve is left open the other end is closed off, there being a small hole in the exact center of the closed end the hole is large enough for the needle to pass through but too small for the hypodermic syringe barrel this closed end of the sleeve is enlarged to absorb the shock of the hypodermic syringe barrel as it is stopped by the closed end of the sleeve and has places on the exterior of it for attachment of elastic bands which provide the energy to propel the hypodermic syringe barrel and needle.
REFERENCES:
patent: 4636197 (1987-01-01), Chu
patent: 4950163 (1990-08-01), Zimble
patent: 4950265 (1990-08-01), Taylor
patent: 5024662 (1991-06-01), Meno et al.
patent: 5531696 (1996-07-01), Menes
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