Patent ID: 8517968
Filing Date: 2013-08-27
Classification: A61B,A61M

Abstract:
1. A blood chamber for use in an optical blood monitoring system having a sensor clip assembly with first shroud surrounding photoemitters on one side of the sensor clip assembly and a second shroud surrounding photodetectors on the other side of the sensor clip assembly, the blood chamber comprising: an inlet, an outlet and an internal blood flow cavity; a first exterior side having a first viewing area and a separate, distinct shroud mating surface located outside of the first viewing area, the shroud mating surface on the first exterior side being adapted to engage a shroud on a sensor clip assembly when the sensor clip assembly is clipped on to the blood chamber; a second exterior side having a second viewing area and a separate, distinct shroud mating surface located outside of the second viewing area, the shroud mating surface on the second exterior side being adapted to engage a shroud on a sensor clip assembly when the sensor clip assembly is clipped over the blood chamber; an upstanding wall on the second exterior side outside of the second viewing area and separating the second viewing area from the shroud mating surface on the second exterior side of the blood chamber such that a well is formed around the second viewing area, a floor of the well being the shroud mating surface on the second exterior side of the blood chamber; wherein each of the first and second viewing areas has a substantially flat exterior surface that is parallel to and aligned with the other viewing area.