Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 7, 2011
Patent Application Number
11182060
Date Filed
July 15, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention relates to a method of operating an injection device, which device comprises a medicament cartridge and a needle attached to said cartridge, means for automatic penetration of needle, injection of medicament and withdrawal of needle, comprising the steps of initiating a penetration sequence, followed by an injection sequence and followed by a withdrawal sequence, wherein a previous sequence triggers a subsequent sequence, and wherein the subsequent sequence is triggered before the previous sequence has ended.
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