| Medical lab in Shenzhen University needs 10-12 volunteers for its test on 15th M...
Medical lab in Shenzhen University needs 10-12 volunteers for its test on 15th May,2015. The aim of this study is to determine the accuracy of devices called pulse oximeters which measure blood oxygen by shining light through fingers, ears or other skin, without requiring blood sampling.

You will have a small plastic tube placed in a wrist artery under local anesthesia. Standard and test pulse oximeters will be attached to your fingers, forehead or ears. You will be asked to rapidly breathe in and out of a tube through a mouthpiece, with a nose clip on your nose. The gas you will breathe w...