Tenolysis

Histological preparations according to the generally accepted Knudsen classification are divided into 5 types. Type I includes drugs without special media, i.e. fixed drugs. They can be dried (histol., helminthol.) and embedded in paraffin (cytol.). The effect of liquid vapors on tissue forms a kind of rim, which in the descriptive literature is called the “hydrophobic zone”. Recently, Selivanov’s special fixative (khladistat) has been widely used (Selivanov, 1940), as well as G