Silence type safe infusion pressurizing bag

• Main Author: SHEN LONGFEI
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• 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 mute type safe infusion pressurizing bag which comprises a pressurizing bag body, a breather pipe, a rotary three-way valve, a control panel and a manual inflation ball. The breather pipes comprise a first breather pipe, a second breather pipe and a third breather pipe; a piezoelectric pump, a valve, a differential pressure gauge and a controller are arranged on the control panel; one end of the piezoelectric pump is connected with the tail end of the second breather pipe, the other end of the piezoelectric pump is communicated with external atmosphere, and the control end of the piezoelectric pump is connected with the controller; one end of the valve is connected with the tail end of the second breather pipe, the other end is communicated with external atmosphere, and the control end of the valve is connected with the controller; the differential pressure gauge is connected with the valve in parallel; and the controller is also connected with the differential pressure gauge. I