Infusion device and method with disposable portion
First Claim
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1. A medical system for securing to a user, the system comprising:
- a housing having a base having a first surface adapted to be arranged adjacent a portion of a user'"'"'s skin and comprising an adhesive media on a surface of the base of the housing for securing the surface of the base of the housing to a user'"'"'s skin;
a medical device supported by the housing for operatively coupling to a user when the base is secured to the user'"'"'s skin;
an adhesive media releasing agent reservoir supported by the housing, the adhesive media releasing agent reservoir for containing a flowable adhesive media releasing agent for reducing adhering qualities of the adhesive media; and
a conduit system supported by the housing and connected with the adhesive media releasing agent reservoir for conveying releasing agent from the adhesive media releasing agent reservoir to the adhesive media on the surface of the base of the base of the housing;
the base of the housing having at least one flow passage through which releasing agent conveyed to the base by the conduit system may pass and exit to a space between the first surface of the base and the user'"'"'s skin when the first surface of the base is secured to the user'"'"'s skin, to help release the first surface of the base from the user'"'"'s skin.
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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 other components such as electronics for controlling delivery of infusion media from the reservoir and a drive device and drive linkage.
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Citations
10 Claims
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1. A medical system for securing to a user, the system comprising:
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a housing having a base having a first surface adapted to be arranged adjacent a portion of a user'"'"'s skin and comprising an adhesive media on a surface of the base of the housing for securing the surface of the base of the housing to a user'"'"'s skin; a medical device supported by the housing for operatively coupling to a user when the base is secured to the user'"'"'s skin; an adhesive media releasing agent reservoir supported by the housing, the adhesive media releasing agent reservoir for containing a flowable adhesive media releasing agent for reducing adhering qualities of the adhesive media; and a conduit system supported by the housing and connected with the adhesive media releasing agent reservoir for conveying releasing agent from the adhesive media releasing agent reservoir to the adhesive media on the surface of the base of the base of the housing; the base of the housing having at least one flow passage through which releasing agent conveyed to the base by the conduit system may pass and exit to a space between the first surface of the base and the user'"'"'s skin when the first surface of the base is secured to the user'"'"'s skin, to help release the first surface of the base from the user'"'"'s skin. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification