Patent ID: 8491529

Claim:
A fluid dispensing device for delivery of a therapeutic fluid to a user's body, the fluid dispensing device comprising: a disposable part housing comprising at least one reservoir to hold the therapeutic fluid, and at least one other unit requiring communication with ambient air, at least partly, to operate; a reusable part housing including at least a portion of a driving mechanism, an audible notification module disposed in the reusable part housing, and electronic components having a processor; at least one vent port formed on one or more walls of at least one of the disposable part housing and the reusable part housing; and a semi-permeable membrane covering the at least one vent port, the membrane being impervious to at least one liquid but pervious to at least one gas; wherein the at least one vent port is configured for communicating air into at least one of the disposable part housing and the reusable part housing, and directing sound and/or vibration generated by the audible notification module as a notification regarding a condition of the fluid dispensing device; and wherein the at least one other unit includes a sensor to determine a body analyte level and wherein the at least one vent port is configured for providing air to the sensor to enable its operation.