Claims
- 1. An apparatus for radiolabeling red blood cells which comprises a syringe holder having a plurality of channels capable of being opened or closed by a valve located at the intersection of said channels, a catheter attached to the exit of one of said channels, a vial containing heparin attached to another of said channels and a vial containing technetium-99m attached to a third channel, said valve being capable of selectively providing communication between said catheter and only one of said vials, means associated with each of said vials for drawing or removing liquid from said vials, and means for drawing blood from a patient, mixing said blood with heparin in said catheter and introducing said mixture of heparin and blood into the vial containing technetium-99m.
- 2. The apparatus of claim 1 wherein said vial containing technetium-99m includes thermal insulation surrounding said vial and a shield for absorbing radioactive emissions surrounding said thermal layer.
Parent Case Info
This is a division of application Ser. No. 190,667 filed Sept. 25, 1980, now U.S. Pat. No. 4,372,294.
US Referenced Citations (7)
Divisions (1)
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Number |
Date |
Country |
Parent |
190667 |
Sep 1980 |
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