Negative-pressure drainage bag facilitating pouring and observation of drainage

• Main Authors: LI HUI, SUN HONGLING, LI SHIHONG, SHAO HAIXIA
• Format: Patent
• Language: Chinese; English
• Published: 31.08.2011
• 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 provides a negative-pressure drainage bag facilitating the pouring and the observation of drainage, which belongs to the technical field of medical appliances. The structure of the negative-pressure drainage bag comprises a drainage bag, a drainage connecting tube and a drainage tube; the bottom of the drainage bag is communicated with a discharge tube, and the end of the discharge tube is provided with a discharge switch; the drainage connecting tube is arranged on the top of the drainage bag, one end of the drainage connecting tube is extended out of the drainage bag and connected with the drainage tube, and the other end of the drainage connecting tube is extended into the drainage bag and provided with an anti-backflow cap at the tail end; and a transparent drainage bag is adopted as the drainage bag, of which the body is provided with volume scales. The negative-pressure drainage bag avoids the troublesome step of repetitively separating the drainage tube from the drainage bag, thus eff