Ashtangasamgraha 37.27

37.27

karṇavattu yantreṇa vimṛditakarṇaṃ kṛtvā |

nāḍīyantreṇa va bahumukhena yathāsvamupasaṅgṛhya śalākāyantreṇānyena vā pūrvavadāharet |

anulomamakarṇamanalpavraṇamukhamayaskāntena |

pakvāśayagataṃ virecanena ||

A barbed foreign body should be extracted by crushing its barbs with an instrument, / or by grasping it appropriately with a tubular instrument or a multi-mouthed instrument, and extracting it as described before with a probe or another [instrument]. / If it is aligned with the hair, unbarbed, and the wound opening is not small, [it should be extracted] with a magnet. / If it has reached the colon, [it should be extracted] with purgation.