POSTPARTUM BLOOD LOSS RECEPTACLE

• US 3,646,938 A
• Filed: 07/27/1970
• Issued: 03/07/1972
• Est. Priority Date: 07/27/1970
• Status: Expired due to Term

• Current Assignee: John N. Haswell
• Original Assignee: John N. Haswell
• Inventors: Haswell, John N.
• Primary Examiner(s): Rosenbaum, Charles F.
• Application Number:
  US05/064,083
• Time in Patent Office: 589 Days
• Field of Search: 128/275,292,132
• US Class Current: 604/357
• CPC Class Codes: A61M 27/00 Drainage appliance for wounds or the like , i.e. wound drains, implanted drains negative pressure wound therapy devices A61M1/90; implements for holding wound open A61B17/02 ; middle ear drainage A61F11/202

Abstract

A thin pliable sheet having concentric graduations for receiving and measuring postpartum blood loss.

Claims

1. The method of collecting and measuring postpartum blood loss which comprises the steps of:

a. placing graduations on a thin impervious substantially flat pliable sheet;

b. placing The sheet under the buttocks of a patient;

c. collecting the blood in a semisolid gelatinous type mass on the sheet;

d. grasping the sheet at predetermined support points adjacent the outer periphery of the sheet;

e. holding the sheet pendantly at said support points;

f. and reading the blood loss directly by aid of said graduations.

2. The method of claim 1 comprising the additional step of:

g. estimating blood loss, prior to said grasping and after said collecting, by observing the amount of blood on said sheet in its substantially flat condition.

3. The method of collecting and measuring postpartum blood loss which comprises the steps of:

a. placing a thin impervious substantially flat pliable sheet having graduations thereon under the buttocks of the patient;

b. collecting the blood in a semisolid gelatinous type mass on the sheet;

c. grasping the sheet at predetermined support points adjacent to the outer periphery of the sheet;

d. holding the sheet pendantly at said support points;

e. and reading the blood loss directly by aid of said graduations.