Ashtangasamgraha 34.26

34.26

kartarī tribhāgapāśā vraṇasnāyukeśasūtracchedanārthā |

sarpavaktraṃ vakramardhāṅgulaphalaṃ ghrāṇakarṇārśo 'rbudacchedanārtham |

karapatraṃ daśāṅgulaṃ dvyaṅgulavistāraṃ sūkṣmadantaṃ kharadhāraṃ sutsarunibaddhamasthicchedanārtham |

kuśapatrāṭīmukhe dvyaṅgulaphale |

antarmukhamardhacandrākāramadhyardhāṅgulaphalam ||

tāṃ tyajet sajvaracchardipārśvarukkāsapīnasām ||

The scissors (kartarī) has loops on a third part [of its length] and is meant for cutting wounds, ligaments, hairs, and threads.

The serpent-mouth knife (sarpavaktra) is curved, with a blade of half a finger, and is meant for excising polyps and tumors of the nose and ears.

The saw (karapatra) is ten fingers long, two fingers wide, finely toothed, rough-edged, and fitted with a good handle; it is meant for sawing bone.

The kuśapatra and āṭīmukha have blades of two fingers.

The antarmukha is shaped like a crescent moon, with a blade of an adhyardha (one and a half) finger.

One should abandon [a patient] who has fever, vomiting, flank pain, cough, and coryza.