Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Reexamination Certificate
2005-12-06
2005-12-06
Lucchesi, Nicholas D. (Department: 3763)
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
C604S135000
Reexamination Certificate
active
06972007
ABSTRACT:
A device for administering an injectable product in doses including a casing having a receptacle for a container which contains the product and accommodates a piston such that the piston can advance towards an outlet for delivering a selected product dosage, a dosing member, with which a dosing movement can be performed relative to the casing for selecting the product dosage, a drive unit, which can be coupled to the casing and the dosing member such that the drive unit can be adjusted relative to the casing from a dosing starting position to a dosing end position by the dosing movement of the dosing member, an operating mechanism which causes the drive unit to perform a delivering movement by which the piston is advanced towards the outlet, and a restoring spring, which is secured in a tensioned state and is coupled to the drive unit by a release for causing a restoring movement of the drive unit towards its dosing starting position.
REFERENCES:
patent: 5112317 (1992-05-01), Michel
patent: 5611783 (1997-03-01), Mikkelsen
patent: 5823998 (1998-10-01), Yamagata
patent: 6126642 (2000-10-01), Kriesel et al.
Geiser Simone
Heiniger Hanspeter
Dorsey & Whitney LLP
Han Mark K.
Lucchesi Nicholas D.
TecPharma Licensing AG
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