Needle roller device for storing exosomes

• Main Authors: XI QI, YUAN QUAN, YUAN SHUBIN
• Format: Patent
• Language: Chinese; English
• Published: 17.10.2023
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The utility model relates to a needle roller device for storing exosomes, which comprises a feeding cylinder and a roller body, a movable rod extending into the feeding cylinder is inserted into the top of the feeding cylinder, a piston connected with the inner wall of the feeding cylinder in a sliding manner is fixedly mounted at the bottom of the movable rod, a pull block is fixedly mounted at the top of the movable rod, and the outer wall of the pull block is fixedly connected with the outer wall of the feeding cylinder. A discharging pipe is fixedly installed at the bottom of the feeding barrel, and a valve is fixedly installed on the surface of the discharging pipe. According to the roller pin device for storing exosomes, a worker can conveniently configure quantitative exosomes through arranged scale marks, a valve is opened, and then a pull block is pressed to enable a piston to move downwards while a roller body rolls; the exosome in the feeding barrel passes through the discharging pipe and the flow