You are seeing this message because your Web browser does not support basic Web standards. Find out more about why this message is appearing and what you can do to make your experience on this site better.
Artifacts in CO2 tension measurements owing to heparin dilution are
eliminated by use of a sampling device employing crystalline heparin. The
absence of a plunger and the low resistance to filling allows the use of
small, 23- or 25-guage needles, thus reducing pain during arterial puncture
and hematoma formation.
