Patent ID: 9320501
Filing Date: 2016-04-26
CPC Classification: A61B

Claim Text:
1. A surgical instrument for sampling molecules in an organ which can be accessed directly or via a surgical portal, comprising: a capture device comprising a wafer having a surface with activated chemical groups for capturing the molecules, an elongated stylet capable of entering the organ, the stylet comprising a circumferential cylindrical wall extending between a distal end and a proximal end, the stylet supporting said capture device within the circumferential wall of the stylet adjacent the distal end, a guide for inserting the stylet into the body as far as the organ, the guide defining a bayonet shape such that an axis of the guide is offset relative to an axis of the elongated stylet, wherein the distal end of the guide is provided with a damping block intended to come to bear upon the organ; wherein an outer diameter of the ring-shaped damping block is less than 2.5 mm; wherein the damping block seals around the distal end of the guide and onto the stylet; and wherein the damping block is made of a biocompatible, non-protein polymer material.