RESERVOIR FOR LIQUID MEDICINAL AGENT AND METHOD OF RESERVOIR MANUFACTURING Russian patent published in 2020 - IPC A61M1/36 A61M1/00 A61M5/148 

FIELD: medicine.

SUBSTANCE: group of inventions relates to reservoir (1) for a liquid medicinal agent, a method for making a reservoir and a medical pump for automated administration of a liquid medicinal agent. Container comprises flexible container (10) having one folding section (12) with connection seam (13) ensuring tight sealing of flexible container (10). Reservoir has rigid part (20) connected to flexible container (10) and having support (25) protruding inside flexible container (10), and at least one port (21, 22), providing access inside flexible container (10). Reservoir includes porous hydrophilic membrane (26) connected with support (25) of rigid part (20). Method of reservoir (1) manufacturing involves preparation of flexible pipe (30) and movable opening device (40), which is located inside flexible pipe (30). Proposed method comprises steps (S1) of opening device (40) inside flexible pipe (30) at some distance in lengthwise direction of flexible tube (30) and preparation of rigid part (20). Method includes permanent connection (S2) of flexible pipe (30) with rigid part (20) and formation of collapsible section (12) at flexible container (10). A medical pump for automated administration of a liquid medicinal agent comprises reservoir (1).

EFFECT: technical result is providing efficient use of available space, providing reliable operation and low cost.

13 cl, 5 dwg