Sayyiduna Jabir bin Abdullah (may Allah be pleased with them both) says that Sa'd bin Mu'adh (may Allah be pleased with him) was struck by an arrow in his vein, so the Prophet (peace and blessings be upon him) cauterized it with his own hand. When the wound swelled, he cauterized it a second time.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الضحايا / 19550