Patent ID: 11860155
Assignee: CYPHER MEDICAL, LLC
Field: Measurement (Instruments)
Classification: CPC G  A | IPC A  G

Claim 9:
10. A blood indicator panel comprising a front side and a back side,
the front side of the panel comprising a first series of markings and a second series of markings, the first series of markings providing a measurement of sedimented red blood cell volume and the second series of markings providing a measure of blood volume, wherein blood volume is determined by a formula:

Vb=Vm/(Hct×η), wherein Vb is blood volume measured in milliliters, Vm is the sedimented red blood cell volume measured in milliliters; Hct is an average blood hematocrit value; and η is a packing ratio of sedimented red blood cells; and
the back side of the panel being suitable for attaching the blood indicator panel to a surface.