RESERVOIR WITH LOW VOLUME SENSOR

• Main Author: GYORY J. RICHARD
• Format: Patent
• Language: Chinese; English
• Published: 05.03.2019
• 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

A medical device with a volume sensor is provided for administering liquid drug therapy to a user. The medical device comprises a flexible reservoir for housing a supply of a liquid drug, a rigid structure with a chamber and a side hole in fluid communication with the flexible reservoir, a plunger mounted inside the chamber and configured to seal one side of the chamber, and a switch implemented to indicate the position of the plunger. When the inside end of the plunger passes the side hole, the switch is activated to transmit a signal indicating liquid volume in the flexible reservoir. 种医疗装置，其用来对使用者进行液体药物治疗，具有体积传感器。所述医疗装置包括：柔性储器，所述柔性储器用来容纳待被供应的液体药物；刚性结构，所述刚性结构具有室以及与所述柔性储器流体连通的侧孔；柱塞，所述柱塞安装在所述室内并且被构造用来密封所述室的侧；以及开关，所述开关被实施用来指示柱塞的位置。当所述柱塞的内端部经过所述侧孔时，所述开关被激励以传输指示所述柔性储器中的液体体积的信号。