The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 28, 1987
Filed:
Sep. 08, 1986
Applicant:
Inventor:
Mitchell P Dombrowski, Grosse Point Farms, MI (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
128765 ; 128770 ; 604272 ; 604411 ;
Abstract
An instrument (10) for obtaining a fetal blood sample including an elongated member (12) having an open end portion (14) and a membrane (16) disposed over the open end portion (14) for perfecting a seal about the open end portion (14). A lancet (18) in the form of a blade (64) or a sharp ended capillary tube (48) is disposed in the elongated member (12) for piercing the membrane (16) and making an incision in the skin of a fetus (20). A plunger (26) is supported within the elongated member (12) and is movable to create a suction within the open end portion (14) to draw fetal blood from the incision through the pierced membrane (16) and into the open end portion (14).