DEVICE AND METHOD FOR THE DETECTION OF AN OCCLUSION
First Claim
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1. A method for detecting an occlusion, said method comprising the steps of:
- providing a signal that characterizes a conveying status of a fluid; and
comparing the signal and another signal, wherein a difference between the signal and the another signal indicates whether an occlusion has occurred.
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Abstract
A method for detecting occlusions including providing a signal that characterizes a conveying status of a fluid, and determining from a difference between two such signals whether an occlusion has occurred. The invention encompasses a device for detecting an occlusion including a sensor for sensing a fluid flow parameter and/or an operational parameter of the device and an evaluation unit for processing the output of the sensor.
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Citations
13 Claims
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1. A method for detecting an occlusion, said method comprising the steps of:
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providing a signal that characterizes a conveying status of a fluid; and
comparing the signal and another signal, wherein a difference between the signal and the another signal indicates whether an occlusion has occurred. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A device for detecting an occlusion, the device comprising a sensor for sensing at least one of a fluid pressure of a fluid and a force characteristic of a conveying status of a fluid and providing a signal, and an evaluation unit for comparing the signal and another value, wherein a difference between the signal and the value indicates whether an occlusion has occurred.
Specification