GT incorporates the use of stainless-steel instruments to aid  in the detection and treatment of soft-tissue dysfunction.Trained clinicians use the stainless steel instruments to comb over and “catch” on fibrotic tissue, which immediately identifies areas of restriction. Once the tissue has been identified, clinicians use the instruments to break up the scar tissue so it can be absorbed by the body.

[Infographic] What is Soft Tissue?
GrastonTechnique.comResearch