A surgical stapler having a hollow shaft 10 and a tube 92 slidable axially within the shaft between a forward position wherein one end 96 of the tube projects beyond a free end of the shaft to enter a puncture site in a blood vessel and a rearward position wherein the end of the loca...
A differential pressure transducer (MKS 226, MKS Instruments Inc., And- over, MA, USA) with full scale of 10 torr and accuracy of 0.1% of the full scale was used for the measurement of DP, using an MKS PR400 reader. The air flow was controlled using Int. J. Environ. Res. Public ...