Apparatus for examining a biological object by using radiation
Patent 4611340 Issued on September 9, 1986. Estimated Expiration Date: 
May 17, 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.
May 17, 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 3520295 Real-time digital X-ray subtraction imaging Real-time digital X-ray time interval difference imaging Patent #: 4204226 InventorApplicationNo. 06/611150 filed on 05/17/1984US Classes:378/95, Object responsive control378/98.12, With image subtraction or addition600/521Detecting R portion of signal waveformExaminersPrimary: Anderson, Bruce C.Assistant: Grigsby, T. N. Attorney, Agent or FirmInternational ClassesH04N 5/32 (20060101)A61B 6/00 (20060101) Foreign Application Priority Data1983-05-20 JPAbstractIn an angiographic apparatus, operation timings of an entire system, e.g., an X-ray generator, an X-ray detector, a transmission image processor, and an injector for X-ray contrast medium are controlled in synchronism with cardiac beat waves of a biological object.Field of SearchObject responsive control | |
