Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LIQUID SWITCHING VALVE FOR NUTRITION PUMP AND NUTRITION PUMP
Document Type and Number:
WIPO Patent Application WO/2019/057054
Kind Code:
A1
Abstract:
A liquid switching valve for a nutrition pump and a nutrition pump. The liquid switching valve comprises a valve body. Two grooves (1) allowing two catheters to pass therethrough are formed on the valve body; a drive motor (2) is correspondingly provided at one side of each groove (1); the groove wall of the groove (1) corresponding to the drive motor (2) is provided with a notch. The liquid switching valve further comprises a pressure block (3). A screw hole is formed on the pressure block (3); the output shaft of the drive motor (2) is inserted into the screw hole to drive the pressure block (3) to move along the axial direction of the output shaft; the pressure block (3) enters the groove from the notch and to press the catheter along with the groove wall at the other side of the groove. The liquid switching valve can implement switching between a nutrient solution and a cleaning solution, and performs continuous intestinal nutrition feeding, so as to effectively reduce gastric and esophageal discomforts, and to provide greatest nutritional support for patients having absorption capability limited, thereby improving the clinical treatment effect of intestinal nutrition; the device has a simple structure, low costs, and a good effect.

Inventors:
TU JIANGUANG (CN)
Application Number:
CN2018/106404
Publication Date:
March 28, 2019
Filing Date:
September 19, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ZHEJIANG MDKINGDOM TECH CO LTD (CN)
International Classes:
F04B53/10; A61J15/00
Foreign References:
CN207212657U2018-04-10
CN107496172A2017-12-22
CN206381400U2017-08-08
CN2621715Y2004-06-30
CN204910316U2015-12-30
CN204932309U2016-01-06
FR2908662A12008-05-23
Attorney, Agent or Firm:
BEIJING MIZAR STAR INTELLECTUAL PROPERTY AGENCY (CN)
Download PDF: