Patent ID: 9167997
Filing Date: 2015-10-27
Classification: A61B,Y10T

Abstract:
1. A probe adapted for insertion into an artery of a patient, comprising an essentially cylindrical elongated body having a proximal part, a distal part, and at least one chamber part at an outer cylindrical surface of the body and covered by a membrane, wherein the probe is provided with a single flow lumen, wherein the chamber part is in fluid connection with the flow lumen, and the flow lumen is operable to transport a spontaneous flow of fluid, continuously obtained from the artery through the membrane into the chamber part, from the distal part of the body to the proximal part of the body for subsequent measurement of the concentration of one or more substances present in the artery, wherein the membrane has a liquid permeability of about 5-50*10 −4 cm/(bar*s).