Patent ID: 7364545
Filing Date: 2008-04-29
Classification: G01N,Y10S

Abstract:
1. A method of measuring blood clotting ability of a patient, comprising: a) dispensing a known volume of blood on a reference disc of blotter paper, such that at least one reference blotch is formed on the reference disc; b) measuring a surface area of the reference blotch formed on the reference disc; c) obtaining a relationship between the volume of blood and the surface area of the reference blotch; d) making an incision on the patient; e) applying a piece of blotter paper to the incision, such that at least one blotch is formed on the piece of blotter paper; f) measuring a surface area of the blotch formed on the piece of blotter paper; and g) calculating the volume of the blood formed on the piece of blotter paper in accordance with the relationship between the blood volume and the surface area of the reference blotch, a sum of the calculated blood volume being indicative of the blood clotting ability of the patient.