Hollow-needle devices

A - Human Necessities – 61 – M

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

A61M 5/32 (2006.01) A61M 5/315 (2006.01) A61M 5/50 (2006.01)

Patent

CA 2389520

Hollow-needle device (100) comprises a hollow plunger (105), a body part affording a cylindrical chamber (101) within which the plunger (105) is sealingly slidable, a needle-carrying hub (120) for automatic retraction into the plunger (105), and a closure (130) for the plunger (105). The closure (130) comprises a member (131) normally in sealing relation with end-adjacent internal provision (133) of the hollow plunger (105) but disengageable therefrom and bodily movable into the hollow plunger (105) by localised first engagement (135) of the member (131) at or near end of contents expression stroke of the plunger (105).

L'invention concerne un dispositif à aiguille creuse (100) qui comporte un plongeur creux (105), une partie du corps dotée d'une chambre cylindrique (101) dans laquelle le plongeur (105) peut coulisser de façon hermétique, un embout de support d'aiguille (120) permettant un retrait automatique dans le plongeur (105), et une fermeture (130) du plongeur. La fermeture (130) comporte un élément (131) généralement fixé de manière étanche par rapport à la partie intérieure adjacente d'extrémité (133) du plongeur creux (105) mais pouvant être libéré de cette partie et déplacé dans le corps du plongeur creux (105) par un premier engagement localisé (135) de l'élément (131) à l'extrémité ou proche de l'extrémité de la course d'expression du contenu du plongeur.

LandOfFree

Say what you really think

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

Rating

Hollow-needle devices does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Hollow-needle devices, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hollow-needle devices will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1511269

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