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US Patent 7611486 - Needle retraction structure
US Patent Issued on November 3, 2009
Estimated Patent Expiration Date:
September 22, 2026Estimated 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.
Estimated Patent Expiration Date:
September 22, 2026Estimated 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.AbstractA safety needle device is provided having any elongated housing and a needle assembly movable within the elongate housing. Retraction structure is provided to move the needle assembly from an extended position relative to the elongate housing to a retracted position within the elongate housing. A blocking member is provided to immobilize the retraction structure prior to use. The blocking member is insertable between the retraction structure and the associated elongate housing and/or the needle assembly.Other References
| InventorsAssigneeApplicationNo. 11525377 filed on 09/22/2006US Classes:604/110Having means for preventing reuse of deviceField of Search604/263, Removable cover or protector for body inserted conduit604/197, Common cover or protector for body entering conduit and material syringe reservoir604/193, Used as piston actuator after removal from conduit covering or protecting position on syringe604/194, Entire body entering conduit stored in cavity in piston or piston actuator inside syringe prior to use604/196, And extended therefrom by piston when syringe is used604/192, Having cover or protector for body entering conduit604/195, Portion of body entering conduit stored in material receiving syringe reservoir604/198, Cover or protector for body entering conduit movable axially relative to one another604/110, Having means for preventing reuse of device604/158, Body entering conduit axially movable within body piercing conduit while former is disposed in the body604/171, Body entering conduit axially movable within flexible protective sheath facilitating sterile insertion into body duct604/111, Having means for indicating device is defective , used, or tampered with604/161, Piercing conduit longitudinally separable for removal from body entering conduit604/162, Having guard on piercing conduit for protecting body entering conduit604/191, Having plural material reservoirs604/272Body piercing condit (e.g., needle, etc.) , 604/165, 604/168, 604/164ExaminersPrimary: Mendez, Manuel AUS Patent References4183246, Insulation presence sensing probeIssued on: 01/15/1980 Inventor: Reynolds4676783, Retractable safety needle Issued on: 06/30/1987 Inventor: Jagger , et al.4690675, Intravenous needle assembly Issued on: 09/01/1987 Inventor: Katz4747831, Cannula insertion set with safety retracting needle Issued on: 05/31/1988 Inventor: Kulli4781692, Retractable safety needles Issued on: 11/01/1988 Inventor: Jagger , et al.4813426, Shielded safety syringe having a retractable 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Foreign Patent References
International ClassA61M 5/00 |
