Infusion monitor
Patent 4507112 Issued on March 26, 1985. Estimated Expiration Date: 
February 21, 2004. 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.
February 21, 2004. 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 3335753 3563090 Automatic control for liquid flow Dripping fluid level detector Flow rate monitor and totalizer with count display Patent #: 4321461 InventorsAssigneeApplicationNo. 06/581814 filed on 02/21/1984US Classes:604/65, Material flow varying means controlled by condition responsive sensor222/63, Motor controlD24/111Infusion or irrigation pump (e.g., dental irrigation unit, powered douche unit, etc.) (7)ExaminersPrimary: Coven, Edward M.Attorney, Agent or FirmInternational ClassA61M 5/168 (20060101)AbstractAn infusion monitor for feeding liquids to patients which is light weight so that it may be easily hung on a liquid dripper and which is provided with means for pre-setting the volume infused and the rate of infusion. Means are also provided for automatically varying the rate of infusion, for automatically cutting-off the infusion and for sounding an alarm to alert an attendant if any variation from pre-set limits occur. | |
