Protective sheath for a cannula, injection unit comprising...

Details Protective sheath for a cannula, injection unit comprising... Protective sheath for a cannula, injection unit comprising...

2007-11-27

2007-11-27

Sirmons, Kevin C. (Department: 3767)

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

C604S110000

Reexamination Certificate

active

10548628

ABSTRACT:
The present invention relates to a protective sheath for an injection needle or cannula arranged on a cannula-holding support, said sheath comprising guide means making it possible at least to move said cannula holder from a completely retracted position to an ejection position, further comprising preliminary locking means enabling said cannula holder to be temporarily locked in a retracted pre-use position. The invention also relates to an injection unit and to a needle equipped with a sheath.

REFERENCES:
patent: 4813940 (1989-03-01), Parry
patent: 5201721 (1993-04-01), Lee et al.
patent: 5554122 (1996-09-01), Emanuel
patent: 6527742 (2003-03-01), Malenchek
patent: 2 716 113 (1995-08-01), None
patent: WO 95/21545 (1995-08-01), None
patent: WO 95/21646 (1995-08-01), None

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