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Title: Method and apparatus for injecting a substance into the bloodstream of a subject

Abstract

An apparatus and method is disclosed for injecting a substance, such as a radiopharmaceutical, into the bloodstream of a subject. The apparatus comprises an injection means, such as a servo controlled syringe, a means for measuring the concentration of that substance in the subject's bloodstream, and means for controlling the injection in response to the measurement so that the concentration of the substance follows a predetermined function of time. The apparatus of the subject invention functions to inject a substance into a subject's bloodstream at a rate controlled by an error signal proportional to the difference between the concentration of the substance in the subject's bloodstream and the predetermined function. 2 figs.

Inventors:
; ; ;
Issue Date:
OSTI Identifier:
7144995
Patent Number(s):
4409966 A
Application Number:
PPN: US 6-268423
Assignee:
PTO; EDB-94-125911
DOE Contract Number:  
AC02-76CH00016
Resource Type:
Patent
Resource Relation:
Patent File Date: 29 May 1981
Country of Publication:
United States
Language:
English
Subject:
62 RADIOLOGY AND NUCLEAR MEDICINE; DRUGS; INJECTION; MEDICAL SUPPLIES; DESIGN; MEASURING METHODS; INTAKE; 550600* - Medicine

Citation Formats

Lambrecht, R.M., Bennett, G.W., Duncan, C.C., and Ducote, L.W. Method and apparatus for injecting a substance into the bloodstream of a subject. United States: N. p., 1983. Web.
Lambrecht, R.M., Bennett, G.W., Duncan, C.C., & Ducote, L.W. Method and apparatus for injecting a substance into the bloodstream of a subject. United States.
Lambrecht, R.M., Bennett, G.W., Duncan, C.C., and Ducote, L.W. Tue . "Method and apparatus for injecting a substance into the bloodstream of a subject". United States.
@article{osti_7144995,
title = {Method and apparatus for injecting a substance into the bloodstream of a subject},
author = {Lambrecht, R.M. and Bennett, G.W. and Duncan, C.C. and Ducote, L.W.},
abstractNote = {An apparatus and method is disclosed for injecting a substance, such as a radiopharmaceutical, into the bloodstream of a subject. The apparatus comprises an injection means, such as a servo controlled syringe, a means for measuring the concentration of that substance in the subject's bloodstream, and means for controlling the injection in response to the measurement so that the concentration of the substance follows a predetermined function of time. The apparatus of the subject invention functions to inject a substance into a subject's bloodstream at a rate controlled by an error signal proportional to the difference between the concentration of the substance in the subject's bloodstream and the predetermined function. 2 figs.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1983},
month = {10}
}