Cattle brain tissue sampler

• Main Authors: LEI SHUZHU, LIN JIE, LI YANMEI, CHEN YONGZHONG, ZHANG CHENGTU, WANG HAILONG, CHAO WEN'E, XIE YINPING, MENG RU, LI GUOPENG, HAN XUEMEI, WU YING, WANG SHUQIN
• Format: Patent
• Language: Chinese; English
• Published: 15.07.2022
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The cattle brain tissue sampler is characterized in that a collecting tube is a hollow cylinder with two open ends, and a plurality of cutter teeth are fixed on the inner wall of an opening, close to one end of the collecting tube, of the collecting tube at intervals along the circumferential direction of the collecting tube; one end of the push rod is rotationally connected with a piston with a circular section, the piston and the push rod are both located in an inner cavity of the collection tube, the piston is in sliding sealing connection with the side wall of the inner cavity of the collection tube, and the push rod can reciprocate in the inner cavity of the collection tube in the axial direction of the collection tube; the end, away from the piston, of the push rod penetrates through an opening in the end, away from the cutter teeth, of the collecting pipe and extends out of the collecting pipe, meanwhile, a first vent hole penetrates through the piston, a second vent hole penetrates through the end, co