It is narrated from Sayyiduna Jabir (may Allah be pleased with him) that the Prophet (peace and blessings be upon him) sent a physician to Sayyiduna Ubayy bin Ka'b. He cut the vein of his arm and then cauterized it.
Hadith Referenceمسند احمد / مسند المكثرين من الصحابة / 14989