Special negative pressure quantitative blood sampling device suitable for blood sampling of large animals

• Main Authors: CHEN YANJUN, LUO LINSHUANG, WANG NINA, YEO JONG KIL, DING WENGUI, YANG GUOQIANG, MURONG CHANGYAO, CHEN FANG, QI DEZHONG, HE DESHENG, LI SHUHENG, QIN LIMEI, KANG PU, DU YITONG, ZHANG HONGREN
• Format: Patent
• Language: Chinese; English
• Published: 04.10.2022
• Subjects: DIAGNOSIS; HUMAN NECESSITIES; HYGIENE; IDENTIFICATION; MEDICAL OR VETERINARY SCIENCE; SURGERY

The utility model discloses a special negative-pressure quantitative blood sampling device suitable for blood sampling of large animals, which comprises a base, a fixing frame fixed on the base, an opening arranged on the fixing frame, a vacuum tube inserted in the opening, a lead screw rotatably connected on the fixing frame, a screw sleeve in threaded connection on the outer wall of the lead screw, a limiting mechanism arranged on one side of the screw sleeve, and a vacuum tube arranged on the other side of the screw sleeve. A mounting plate is fixed to the other side of the fixing frame, an infrared liquid level monitoring sensor is fixed to one end of the mounting plate, scale marks are arranged on the outer wall of the vacuum pipe, a vacuum pump is placed on the base, and a control panel is fixed to one side of the fixing frame. According to the special negative-pressure quantitative blood sampling device suitable for blood sampling of the large animals, firstly, the rotating handle drives the lead screw