Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DRUG ACCOMMODATING DEVICE OF SOLID ORAL FORMULATION, AND ORAL ADMINISTRATION AND DELIVERY APPARATUS COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2021/062987
Kind Code:
A1
Abstract:
A drug accommodating device of a solid oral formulation, and an oral administration and delivery apparatus comprising same. The drug accommodating device comprises a filtering component and a supporting component; the filtering component and the supporting component cooperate with each other to form a space used for bearing drug particles or multiple pills; the filtering component has one or more pore channels allowing a liquid to pass; the pore channels are distributed in the filtering component in an up-down intricate intersection mode; alternatively, a water-soluble polymer material layer is provided on the filtering component. Alternatively, the drug accommodating device is a cylindrical structure with a top end being an opening and a bottom part being a screen mesh; the inner surface of the screen mesh is provided with the water-soluble polymer material layer; an inner cavity having the cylindrical structure above water-soluble polymer material layer is used for accommodating the drug particles or multiple pills. The drug accommodating device can overcome the problem that fluid resistance is large when the drug particles or multiple pills are leaked and sipped.

Inventors:
DONG LIANGCHANG (CN)
LEI YANG (CN)
WU GANG (CN)
ZHANG SHIZHONG (CN)
SHI JINGMIN (CN)
CHEN XISHAN (CN)
Application Number:
PCT/CN2020/079017
Publication Date:
April 08, 2021
Filing Date:
March 12, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SHANGHAI WD PHARMACEUTICAL CO LTD (CN)
International Classes:
A61J1/03; A61J1/00; A61J7/00
Domestic Patent References:
WO2008055296A12008-05-15
Foreign References:
CN110559185A2019-12-13
US6217545B12001-04-17
US6217545B12001-04-17
DE10220087A12003-11-13
DE10220087A12003-11-13
US20140343487A12014-11-20
US20050106188A12005-05-19
CN110169918A2019-08-27
US20060034886A12006-02-16
US20080011869A12008-01-17
Attorney, Agent or Firm:
SHANGHAI BESHINING LAW OFFICE (CN)
Download PDF: