Astanga Hrudaya
पर्वणी बडिशेनात्ता बाह्यसन्धित्रिभागतः । वृद्धिपत्रेण वर्ध्यार्धे स्यादश्रुगतिरन्यथा ॥ ३ ॥
Parvani should be lifted up with Badisa (forceps), then cut (excised) with Vriddhi Patra (lancet) at about three fourths from the external joint. The excision made at half the length. Otherwise, there will be a flow of tears.
english translation
parvaNI baDizenAttA bAhyasandhitribhAgataH । vRddhipatreNa vardhyArdhe syAdazrugatiranyathA ॥ 3 ॥
hk transliteration by Sanscript