Sheath for butterfly needles
Patent 4820282 Issued on April 11, 1989. Estimated Expiration Date: 
September 29, 2007. 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.
September 29, 2007. 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 3167072 3782377 3900026 Stabilizing fitting for an intravenous catheter Fitting for use in performing a vascular puncture Vascular puncture stabilizer fitting for facilitating withdrawal Guard for right angle winged infusion needle Patent #: 4631058 InventorAssigneeApplicationNo. 07/102428 filed on 09/29/1987US Classes:604/263, Removable cover or protector for body inserted conduit604/177And used as conduit manipulator (e.g., foldable gripper wings, etc.)ExaminersPrimary: Hindenburg, MaxAttorney, Agent or FirmInternational ClassesA61M 25/06 (20060101)A61M 5/32 (20060101) AbstractA sheath for use in removing hypodermic needles having butterfly-shaped gripping side strips from patients and retaining the point of the removed needle in the sheath even when the needle and sheath are disposed of so that all persons who handle the needle are protected from being pricked. | |
