POSITIVE DISPLACEMENT PUMP
3 Assignments
0 Petitions
Accused Products
Abstract
Systems, methods and apparatuses for delivering therapeutic fluid to the body of a patient are disclosed. The apparatus includes a dispensing unit having a driving mechanism, a pumping mechanism, a reservoir containing therapeutic fluid, and an outlet port. The driving mechanism causes the pumping mechanism to positively displace therapeutic fluid within the reservoir for delivery of therapeutic fluid to the body of the patient via the outlet port.
52 Citations
77 Claims
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1-40. -40. (canceled)
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41. A device for delivering therapeutic fluid into a body of a patient, comprising:
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at least one housing accommodating therein; a reservoir including at least one wall for retaining therapeutic fluid; an outlet port in fluid communication with the reservoir; a plunger having a plunger head and a plunger rod for displacing the therapeutic fluid from the reservoir to the outlet port; a driving mechanism including at least a motor and one or more gears for displacing the plunger within the reservoir; and electronic components including at least a controller for controlling at least the operation of the driving mechanism; wherein at least a portion of the at least one housing comprises at least a portion of the at least one wall of the reservoir. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77)
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Specification