Blood drawing apparatus
June 27, 2006. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References D240723 3159159 Interchangeable hypodermic needle assemblage Device and technique for minimizing risk of contamination by blood sample Tube connector Tube holder for blood collection tubes of different sizes Blood collection system with venipuncture indicator Integrated blood collection system Multiple sampling needle having one-way valve Blood extraction instrument InventorApplicationNo. 06/854171 filed on 04/21/1986US Classes:600/576, Manually supported collector with rigid intake tube (e.g., a hollow needle, etc.)600/583, Collector combined with lancet604/240Specific structure of means connecting body entering conduit to syringeExaminersPrimary: Hindenburg, MaxAttorney, Agent or FirmInternational ClassesA61B 5/15 (20060101)A61M 5/32 (20060101) AbstractA blood sample device for drawing blood from the patient. The device includes a locking mechanism which holds a biased needle assembly in the needle holder during use. Upon release of the locking mechanism, the bias on the needle assembly ejects the same from the holder. Various embodiments of locking mechanism, utilized with and without various bias means, are utilized. | |
