DELIVERY DEVICE WITH CAM DRIVEN PERISTALTIC PUMP
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United States of America Patent
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Issued Date -
Nov 30, 2023
app pub date -
Oct 5, 2021
filing date -
Oct 9, 2020
priority date (Note) -
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Abstract
A delivery device for delivering medicament, such as insulin, to a patient includes a housing and a base enclosing an inner cavity. Enclosed within the housing is a reservoir for containing a medicament, a delivery mechanism for delivering the medicament to the patient, and a pump in fluid communication with the reservoir and delivery mechanism. The base has an integrally formed fluid channel covered by a flexible membrane in fluid communication with the reservoir and the delivery mechanism. A peristaltic pump mechanism includes a cam assembly having a plurality of cams and cam follower assembly with a plurality of protrusions to sequentially engaging the flexible membrane to advance the fluid through fluid channel.
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