US PATENT SUBCLASS 436 / 11
.~ Blood gas standard or control


Current as of: June, 1999
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436 /   HD   CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING

8  DF  COMPOSITION FOR STANDARDIZATION, CALIBRATION, SIMULATION, STABILIZATION, PREPARATION OR PRESERVATION; PROCESSES OF USE IN PREPARATION FOR CHEMICAL TESTING {11}
11.~ Blood gas standard or control


DEFINITION

Classification: 436/11

Blood gas standard or control:

(under subclass 8) Compositions and processes which simulate the effect of blood in a test for blood gases.

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68, blood gas tests absent the presence or use of a standard or control.

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73, Measuring and Testing,

61.65+, for testing the settling rate of liquid suspensions of solids.

356, Optics: Measuring and Testing, particularly 40+, for a transmissive or reflective optical measurement or test performed on blood such as statistical counting of blood component particles, determination of hemoglobin content or determination of oxyhemoglobin in blood.

359, Optics: Systems (Including Communication) and Elements, for the counting of blood cells or particles one by one.

377, Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems,

10+, for particulate counters with or without the sizing of the particles counted.

600, Surgery, for diagnostic methods which utilize light sensing units on or in the body for the testing or inspection of blood

309, for a method wherein a physical characteristic of blood is measured by means placed against or in the body, e.g., time required for blood to clot, erythrocyte sedimentation rate, white cell count or viscosity.