Fluid transfer device having removable needle cartridge
First Claim
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1. A fluid transfer device comprising:
- a cartridge comprising a plurality of needles;
an advancer operative to selectably advance any of said plurality of needles in said cartridge to a needle deployment position;
a fluid reservoir shareable by a plurality of said needles; and
a syringe operative, for each of said needles in said cartridge that is selectably advanced to said needle deployment position, to enter said cartridge, couple with said needle in said needle deployment position, and convey fluid from said fluid reservoir and into said needle via said cartridge,wherein said cartridge includes a plurality of needle chambers, each chamber housing one of said plurality of needles, andwherein any of said chambers includes at least one needle guard operative to at least partially obstruct an opening of said chamber subsequent to said needle being firstly extended at least partially out of said chamber.
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Abstract
A fluid transfer device including a cartridge having a plurality of needles, an advancer operative to selectably advance any of the plurality of needles in the cartridge to a needle deployment position, and a syringe operative to convey fluid through the needle in the needle deployment position.
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Citations
17 Claims
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1. A fluid transfer device comprising:
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a cartridge comprising a plurality of needles; an advancer operative to selectably advance any of said plurality of needles in said cartridge to a needle deployment position; a fluid reservoir shareable by a plurality of said needles; and a syringe operative, for each of said needles in said cartridge that is selectably advanced to said needle deployment position, to enter said cartridge, couple with said needle in said needle deployment position, and convey fluid from said fluid reservoir and into said needle via said cartridge, wherein said cartridge includes a plurality of needle chambers, each chamber housing one of said plurality of needles, and wherein any of said chambers includes at least one needle guard operative to at least partially obstruct an opening of said chamber subsequent to said needle being firstly extended at least partially out of said chamber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for fluid transfer, the method comprising:
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housing each of a plurality of needles in a corresponding one of a plurality of needle chambers disposed in a cartridge; selectably advancing a first one of said plurality of needles in said cartridge to a needle deployment position; coupling a syringe with said needle; conveying fluid from a fluid reservoir through said syringe and said first needle in said needle deployment position via said cartridge; selectably advancing a second one of said plurality of needles in said cartridge to said needle deployment position; coupling said syringe with said second needle; and conveying fluid from said fluid reservoir through said syringe and said second needle in said needle deployment position via said cartridge; and at least partially obstructing an opening of any of said chambers subsequent to any of said needles being firstly extended at least partially out of said chamber. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification