The Vulppius tenot is a type of tenotome, a little-known surgical device for cutting tendons. The surgical device “Vulpinus tenotome” is intended exclusively for cutting the flexor tendons of the fingers (I-V). The indicated tenotom was proposed by the Polish surgeon Dr. Adolf Muller - Wulpius in 1896. The Vulpion tenotome is considered to be a modification of the Swiss tenotome (Schneider, 1873). Produced in Russia (Ivanov, Kaplan, G.B. Karapetyan) and abroad (Germany, Switzerland, USA). As a rule, it is mass-produced. Sterilizable stainless steel instruments with handles. *Tenotom* - is a classic arch support. It is a shortened tube with a groove in the middle. At one end of such a tube there is a hook that is put on the broken finger. At the other end there is a lock that is attached to the broken tendon.
The knife half-holes of both types of tenotes are equipped with a folding saw. In practice, two types are used - left and right. The cutting blade is rotated no more than 7