Liquid drug infusion pump

A - Human Necessities – 61 – M

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

A61M 5/145 (2006.01) A61M 5/142 (2006.01) F04B 53/10 (2006.01)

Patent

CA 2211718

A pump including a first portion (2) with a metering cylinder (3) containing a plunger (4), and a second portion (7) engaging the surface of the first portion (2) in which the outlet of the cylinder (3) is located, and comprising a recess (10) located opposite said cylinder for delivering a liquid. A flexible impervious membrane (8) clamped between the two portions (2, 7) comprises an opening (13) facing the cylinder (3) and a resilient circumferential ring (12) engaging the bottom of the recess (10). A disc (14) in the central area of the recess engages the membrane (8), and a duct (6) linked to the cylinder (5) and having an outlet in the same surface of the first portion (2) as the cylinder (5) is connected to a liquid discharge tubing.

Cette pompe comprend une première pièce (2) dans laquelle est ménagé un cylindre de dosage (3) contenant un piston (4), une seconde pièce (7) qui, prenant appui sur la face de la première pièce (2) dans laquelle débouche le cylindre (3), comporte, en regard du cylindre, une cavité (10) communiquant avec l'alimentation en liquide, une membrane (8) étanche et déformable élastiquement serrée entre les deux pièces (2, 7), et comportant un orifice (13) en regard du cylindre (3), et comportant une couronne élastique (12) située en périphérie et prenant appui dans le fond de la cavité (10), un disque (14) logé dans la partie centrale de la cavité et prenant appui contre la membrane (8), et associée au cylindre (5), une lumière (6) débouchant dans la même face de la première pièce (2) que le cylindre (5), cette lumière (6) étant associée à une tubulure d'évacuation du liquide.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Liquid drug infusion pump does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Liquid drug infusion pump, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Liquid drug infusion pump will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-2086674

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.