PRESSURE SENSOR, ENDOSCOPE AND ENDOSCOPE DEVICE
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United States of America Patent
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Issued Date -
Nov 13, 2014
app pub date -
May 7, 2012
filing date -
May 9, 2011
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Abstract
There are provided a pressure sensor which can avoid an endoscope from causing intestinal perforation, an endoscope including the pressure sensor, and an endoscope device including the endoscope. There is provided a pressure sensor including a support unit and a pressure sensitive unit disposed on the ridge line of the front end of the support unit and configured to output a signal corresponding to an applied pressure. The pressure sensitive unit includes a first electrode disposed in a ring shape and multiple second electrodes opposed to the first electrode. The second electrodes are spaced in the circumferential direction of the first electrode.
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