Device for dispensing drops of small volume, in particular for o

Details Device for dispensing drops of small volume, in particular for o Device for dispensing drops of small volume, in particular for o

1992-04-01

1993-05-04

Shay, Randy C.

Surgery

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

Treating material applied to or removed from external...

604300, 417489, 222340, 222387, 222494, A61M 3500

Patent

active

052076598

ABSTRACT:
A device for dispensing of small volume comprises a pump associated with a container of the substance to be dispensed, the pump comprising: a hollow pump body; and a piston sliding inside said pump body in sealing contact with the pump body around a circular periphery of diameter D2; wherein the pump further includes: a push rod including a central channel in which a valve seat is formed, the push rod sliding in contact with the pump body around a circular periphery of diameter D1 less than D2; a punch secured to the piston and capable of bearing in sealed manner against the valve seat; and resilient means urging the piston against the valve seat.

REFERENCES:
patent: 4623337 (1986-11-01), Maurice
patent: 4930999 (1990-01-01), Brunet et al.
patent: 5024355 (1991-06-01), Jouillat et al.

Affiliated with

Also associated with

Rating

Device for dispensing drops of small volume, in particular for o does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Device for dispensing drops of small volume, in particular for o, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Device for dispensing drops of small volume, in particular for o will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1971781