Infusion device and method with drive device in infusion device and method with drive device in separable durable housing portion
First Claim
1. A delivery device for delivering an infusion media to a user, the device comprising:
- a disposable housing portion adapted to be secured to a user;
a durable housing portion configured to be selectively engaged with and disengaged from the disposable housing portion to allow disposal of the disposable housing portion without disposing of the durable housing portion;
a reservoir for containing infusion media supported on the disposable housing portion;
electrical control circuitry and a drive device contained in the durable housing portion, wherein the electrical control circuitry controls the delivery of infusion media from the reservoir to the user and wherein the drive device operatively couples to the reservoir to drive infusion media from the reservoir under control of the electrical control circuitry when the durable housing portion is engaged with the disposable housing portion.
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Accused Products
Abstract
A delivery device includes a durable housing portion and a separable disposable portion that selectively engage and disengage from each other. The disposable housing portion secures to the patient and may be disposed of after it has been in use for a prescribed period. Components that normally come into contact with a patient or with infusion media are supported by the disposable housing portion for disposal after the prescribed use, while the durable housing portion supports electronics for controlling delivery of infusion media from the reservoir and a drive device and drive linkage.
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Citations
28 Claims
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1. A delivery device for delivering an infusion media to a user, the device comprising:
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a disposable housing portion adapted to be secured to a user;
a durable housing portion configured to be selectively engaged with and disengaged from the disposable housing portion to allow disposal of the disposable housing portion without disposing of the durable housing portion;
a reservoir for containing infusion media supported on the disposable housing portion;
electrical control circuitry and a drive device contained in the durable housing portion, wherein the electrical control circuitry controls the delivery of infusion media from the reservoir to the user and wherein the drive device operatively couples to the reservoir to drive infusion media from the reservoir under control of the electrical control circuitry when the durable housing portion is engaged with the disposable housing portion. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for delivering an infusion media to a user, the method comprising:
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securing a disposable housing portion to a user;
attaching a durable housing portion to the disposable housing portion in a manner that allows a user to selectively detach the durable housing portion from the disposable housing portion;
supporting a reservoir for containing infusion media on the disposable housing portion; and
containing electrical control circuitry and a drive device in the durable housing portion for controlling the delivery of infusion media from the reservoir to the user when the durable housing portion and the disposable housing portion are engaged. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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Specification