×

Disposable blood handling cassette device for measuring haemostasis

  • US 5,047,211 A
  • Filed: 08/18/1989
  • Issued: 09/10/1991
  • Est. Priority Date: 08/18/1989
  • Status: Expired due to Fees
First Claim
Patent Images

1. A device for measuring haemostasis properties of a blood sample comprising:

  • a blood sample reservoir for receiving a blood sample through an inlet, and for receiving a displacing material forcing said blood sample through an outlet;

    a blood sample tube connected to said outlet and connected to a collection chamber for receiving displaced blood; and

    ,a punching station located along said blood sample tube for punching a hole in said tube, whereby blood exits said hole, simulating bleeding, said punching station including a drain tube having a top end centered with respect to said hole collecting said exiting blood, said drain tube being tapered from said top end to a narrower discharge end connected to a compartment of said collection chamber, said narrow end permitting detection of blood droplets formed from said simulated bleeding.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×