Automated medical liquid filling system and method
First Claim
1. A system for automated filling of at least one interconnectable receptacle with a medical liquid, comprising:
- a disposable, including;
a tubular member;
a piston slidably disposed in said tubular member for retraction and advancement within at least a first portion of said tubular member, wherein said piston is positionable to at least a first piston position and to a second piston position within said tubular member;
a seal member for sealing a distal end of said tubular member, wherein said seal member is interconnected to said piston for co-movement therewith and slidable engagement within a second portion of said tubular member, said second portion being located distal to said first portion, wherein said tubular member further comprises a third portion located distal to said second portion, wherein said second and third portions are each cylindrical and have second and third diameters, respectively, and wherein said third diameter is greater than said second diameter; and
,a first connection member interconnected to said seal member; and
,an automated drive system, including;
a piston drive member including a second connection member selectively interconnectable to said first connection member for driven advancement and retraction of said piston within said tubular member, wherein said piston drive member of the automated drive system is operable to draw a predetermined volume of a medical liquid into said tubular member and to dispense at least a portion of said predetermined volume of medical liquid from the tubular member into at least one interconnectable receptacle, and wherein said piston drive member of the automated drive system is selectively disconnectable from said piston.
3 Assignments
0 Petitions
Accused Products
Abstract
A medical liquid filling system and associated methods are provided, the system comprising a disposable and a drive system. The disposable includes a tubular member and a piston slidably disposed within the tubular member for retraction and advancement within at least a first portion of the tubular member. The disposable may include a seal member for sealing the first portion of the tubular member and may be interconnected to the piston for co-movement therewith. The drive system may include a piston drive member selectively interconnectable to the piston for driven advancement and retraction of the piston within the tubular member. The drive system may be interconnected to a controller, which may be operable to automate or semi-automate various filling operations. A user interface may be interconnected to the controller for providing input of various system operation parameters, which may be communicated to the controller to facilitate automated or semi-automated operation of the filling system.
54 Citations
45 Claims
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1. A system for automated filling of at least one interconnectable receptacle with a medical liquid, comprising:
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a disposable, including; a tubular member; a piston slidably disposed in said tubular member for retraction and advancement within at least a first portion of said tubular member, wherein said piston is positionable to at least a first piston position and to a second piston position within said tubular member; a seal member for sealing a distal end of said tubular member, wherein said seal member is interconnected to said piston for co-movement therewith and slidable engagement within a second portion of said tubular member, said second portion being located distal to said first portion, wherein said tubular member further comprises a third portion located distal to said second portion, wherein said second and third portions are each cylindrical and have second and third diameters, respectively, and wherein said third diameter is greater than said second diameter; and
,a first connection member interconnected to said seal member; and
,an automated drive system, including; a piston drive member including a second connection member selectively interconnectable to said first connection member for driven advancement and retraction of said piston within said tubular member, wherein said piston drive member of the automated drive system is operable to draw a predetermined volume of a medical liquid into said tubular member and to dispense at least a portion of said predetermined volume of medical liquid from the tubular member into at least one interconnectable receptacle, and wherein said piston drive member of the automated drive system is selectively disconnectable from said piston. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27)
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28. A system for automated filling of at least one interconnectable receptacle with a medical liquid, comprising:
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a disposable, including; a tubular member; a piston slidably disposed in said tubular member for retraction and advancement within at least a first portion of said tubular member; a seal member for sealing a distal end of said tubular member; and
,a first connection member interconnected to said member; and an automated drive system, including; a piston drive member selectively interconnectable to said piston for driven advancement and retraction of said piston within said tubular member, wherein said piston drive member of the automated drive system is operable to draw a predetermined volume of a medical liquid into said tubular member and to dispense at least a portion of said predetermined volume of medical liquid from the tubular member into at least one interconnectable receptacle, and wherein said piston drive member of the automated drive system is selectively disconnectable from said piston; and
,a second connection member, wherein said first and second connection members are selectively interconnectable and disconnectable, and wherein said first and second connection members are restrainably interconnected when collocated within said second portion of said tubular member. - View Dependent Claims (29, 30, 31, 32)
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33. A system for automated filling of at least one interconnectable receptacle with a medical liquid, comprising:
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a disposable including; a tubular member; a piston slidably disposed in said tubular member for retraction and advancement within at least a first portion of said tubular member, wherein said piston is positionable to at least a first piston and to a second piston position within said tubular member; a seal member for sealing a distal end of said tubular member, wherein said seal member is interconnected to said piston for co-movement therewith and slidable engagement within a second portion of said tubular member, said second portion being located distal to said first portion; and
,a valve fluidly interconnected to said tubular member proximal to said piston, said valve including a valve housing, fixedly interconnected to said tubular member, and a valve stem slidably disposed within said valve housing, wherein in a first valve position a first valve port is fluidly interconnected to said tubular member, and wherein in a second valve position a second valve port is fluidly interconnected to said tubular member; and an automated drive system, including; a piston drive member selectively interconnectable to said piston of said disposable for driven advancement and retraction of said piston within said tubular member, wherein said piston drive member of the automated drive system is operable to draw a predetermined volume of a medical liquid into said tubular member of said disposable and to dispense at least a portion of said predetermined volume of medical liquid from the tubular member of said disposable into at least one interconnectable receptacle, and wherein said piston drive member of the automated drive system is selectively disconnectable from said piston of said disposable; and
,a valve drive member selectively interconnectable to and disconnectable from said valve of said disposable for automated, alternate positioning of said valve in said first valve position and said second valve position. - View Dependent Claims (34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. A system for automated filling of at least one interconnectable receptacle with a medical liquid, comprising:
a disposable, including; a tubular member; a piston slidably disposed in said tubular member for retraction and advancement within at least a first portion of said tubular member, wherein said piston is positionable to at least a first piston and to a second piston position within said tubular member; and
,a seal member for sealing a distal end of said tubular member, wherein said seal member is interconnected to said piston for co-movement therewith and slidably engagement within a second portion of said tubular member, said second portion being located distal to said first portion; and a first connection member interconnected to said seal member, wherein said first connection member comprises one of a complimentary male member and female member; and
,an automated drive system, including; a piston drive member including a second connection member selectively interconnectable to said first connection member for driven advancement and retraction of said piston within said tubular member, wherein said piston drive member of the automated drive system is operable to draw a predetermined volume of a medical liquid into said tubular member and to dispense at least a portion of said predetermined volume of medical liquid from the tubular member into at least one interconnectable receptacle, wherein said piston drive member of the automated drive system is selectively disconnectable from said piston, and wherein said second connection member comprises the other one of said complimentary male member and female member; and
,wherein said male member comprises a bulbous end portion and said female member comprises a plurality of fingers, and wherein said plurality of fingers receive and restrainably engage said bulbous end portion therebetween when said first and second connection members are collocated within said second portion of said tubular member. - View Dependent Claims (45)
Specification