Micro-dispenser for biochemical analysis
First Claim
Patent Images
1. A micro-dispenser for dispensing a predetermined amount of fluids under the control of a controller comprising:
- a base, having a plurality of holes, electrically connected to the controller; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle having a passage;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, communicating with the capillary tube.
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Abstract
A micro-dispenser for dispensing predetermined amounts of fluids under the control of a controller. The micro-dispenser comprises a base and a high-density array of tube assemblies. The base, having a plurality of holes, is electrically connected to the controller. The tube assemblies, pre-filled with predetermined fluids, are detachably disposed in the holes and separately electrically connected to the base. The tube assemblies dispense the fluids through the base under the control of the controller. The tube assemblies are replaceable.
23 Citations
20 Claims
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1. A micro-dispenser for dispensing a predetermined amount of fluids under the control of a controller comprising:
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a base, having a plurality of holes, electrically connected to the controller; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle having a passage;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, communicating with the capillary tube. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A micro-dispenser for dispensing a predetermined amount of fluids under the control of a controller comprising:
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a base, having a plurality of holes, electrically connected to the controller, wherein the base is provided with at least one first pad disposed in each of the holes separately; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle having a passage, wherein the receptacle is provided with at least one second pad corresponding to the at least one first pad, and the second pads abut the first pads when the tube assemblies are inserted into the holes of the base;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, communicating with the capillary tube.
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10. A micro-dispenser for dispensing a predetermined amount of fluids under the control of a controller comprising:
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a base, having a plurality of holes, electrically connected to the controller, wherein the base is provided with at least one concave portion and at least one first pad disposed in each of the holes separately; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle, having a passage, provided with at least one protrusion corresponding to the at least one recess for engaging with the base, wherein the receptacle is provided with at least one second pad corresponding to the at least one first pad, and the second pads abut the first pads when the tube assemblies are inserted into the holes of the base;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, abutting the second pads and communicating with the capillary tube.
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11. A dispensing device for a biochemical analysis comprising:
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a controller; and
at least one micro-dispenser, for dispensing a predetermined amount of reagents to a substrate used in the biochemical analysis, electrically connected to the controller, wherein the micro-dispenser comprises;
a base, having a plurality of holes, electrically connected to the controller; and
an array of tube assemblies, filled with predetermined reagents, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the reagents under the control of the controller when the base faces the substrate, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle having a passage;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, communicating with the capillary tube. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
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19. A dispensing device for a biochemical analysis comprising:
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a controller; and
at least one micro-dispenser, for dispensing a predetermined amount of reagents to a substrate used in the biochemical analysis, electrically connected to the controller, wherein the micro-dispenser comprises;
a base, having a plurality of holes, electrically connected to the controller, wherein the base is provided with at least one first pad disposed in each of the holes separately; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle having a passage, wherein the receptacle is provided with at least one second pad corresponding to the at least one first pad, and the second pads abut the first pads when the tube assemblies are inserted into the holes of the base;
a capillary tube, for retaining the fluid, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, communicating with the capillary tube.
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20. A dispensing device for a biochemical analysis comprising:
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a controller; and
at least one micro-dispenser, for dispensing a predetermined amount of reagents to a substrate used in the biochemical analysis, electrically connected to the controller, wherein the micro-dispenser comprises;
a base, having a plurality of holes, electrically connected to the controller, wherein the base is provided with at least one concave portion and at least one first pad disposed in each of the holes separately; and
an array of tube assemblies, filled with predetermined fluids, detachably disposed in the holes and separately electrically connected to the base, the tube assemblies dispensing the fluids under the control of the controller, wherein the tube assemblies are replaceable;
wherein each of the tube assemblies further comprises;
a receptacle, having a passage, provided with at least one protrusion corresponding to the at least one recess for engaging with the base, wherein the receptacle is provided with at least one second pad corresponding to the at least one first pad, and the second pads abut the first pads when the tube assemblies are inserted into the holes of the base;
a capillary tube, for retaining the reagent, disposed in the receptacle at one end of the passage; and
a print chip head, disposed in the receptacle at the other end of the passage, abutting the second pads and communicating with the capillary tube.
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Specification