aponeurotome

ap·o·neu·ro·tome

(ap'ō-nū-rō-tōm),
Obsolete instrument for dividing an aponeurosis.
[aponeurosis + G. tomē, a cutting]

aponeurotome

(ap″ŏ-noo′rŏ-tōm″) [ apo- + neurotome]
A surgical instrument for cutting an aponeurosis.