Diaphragm closed plastic infusion bottle

Name of the patented film-sealed plastic infusion bottle Patent applicant Lin Yu-lang Principal Applicant Address 214092 Lin Yulang, inventor of Huayu Pharmaceutical (Wuxi) Co., Ltd., No.43, Meiliang Road, Mashan, Wuxi, Jiangsu Province; Guo Yusheng Application (Patent) No. 200420078248.1 Application date 2004.07.30 Certification date Approval announcement number 2710655 Validation announcement date 2005.07.20 Instruction CD-ROM D0529 Main classification number A61M5/14 Classification number A61M5/14; A61J1/00; A61J1/14 division Original application number Priority Abstract This practical novel relates to a medical device, and in particular to a diaphragm-closed plastic infusion bottle. According to the design proposal provided by the utility model, a plastic stopper is used for the closure of the plastic infusion bottle, an inner membrane piece is arranged between the rubber stopper and the bottle mouth of the plastic infusion bottle, and an outer membrane piece is arranged at the upper end of the outer cover. On the upper end of the bottle mouth of the plastic infusion bottle, there is an upper ring protruding outwards, and an inwardly contracting ring buckle which can be buckled on the upper ring is arranged at the lower end of the plastic infusion bottle. The edge of the rubber plug respectively extends upwards and downwards, on the rubber plug. The upper and lower rings are respectively formed on the edges of the lower two sides, and the lower ring is buckled on the upper outer wall and the upper ring of the bottle mouth of the plastic infusion bottle, and an inner ring extending inwardly and then downwardly is provided on the upper end of the outer cap. The ring is embedded in a groove formed by the inner ring. The utility model can avoid problems such as water leakage, falling debris and falling of the needle when used. Sovereign items 1, diaphragm closed plastic infusion bottle, characterized in that: in the plastic infusion bottle mouth (5) using the outer cover (2) buckle plastic plug (3), in the rubber plug (3) and plastic infusion bottle There is an inner membrane piece (4) between the bottle mouths (5) and an outer membrane piece (1) at the upper end of the outer cap (2). International Application International Publication Date of Entry into the Country Patent Agency Wuxi Dawei Patent Office Agency Address Agent Cao Zuliang