An apparatus for withdrawing blood from a vein and simultaneously filling multiple collection tubes. The apparatus includes a movable sheath which protects the technician from inadvertently contacting the withdrawn needle after use and a laminar flow transition chamber between the blood withdrawal needle and the multiple collection tubes.
申请公布号
US5505721(A)
申请公布日期
1996.04.09
申请号
US19930122930
申请日期
1993.09.16
申请人
LEACH, GREGORY L.;PHELPS, ALBERT C.;KREBS, MARK L.
发明人
LEACH, GREGORY L.;PHELPS, ALBERT C.;KREBS, MARK L.