Patent ID: 8465460

Claim:
A portable ambulatory therapeutic fluid delivery device for delivering a therapeutic fluid in bolus doses into a body of a patient, the device comprising: at least one housing connectable to a cannula; a counter for displaying a value representative of an amount of therapeutic fluid delivered by operation of the device, the counter comprising a mechanically detachable counter housing configured for attaching and detaching from the at least one housing; and a cradle securable to the patient's skin, wherein the cradle is configured for releasably receiving the at least one housing enabling connection and disconnection of the at least one housing therefrom; the at least one housing including: a reservoir for storing a therapeutic fluid; a pump for delivering one or more bolus doses of the therapeutic fluid from the reservoir to the body of the patient through the cannula, wherein the pump is configured for non-electrical operation; and an actuator for transferring manual power provided by the patient for operating the pump; wherein displacement of the pump is limited for delivery, of a bolus dose corresponding to a pre-determined amount.