Title:
NEEDLE ASSEMBLY AND LIQUID MEDICINE INJECTION APPARATUS COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/132505
Kind Code:
A1
Abstract:
A needle assembly comprises: a needle; a cannula into which the needle is inserted; a drive member which generates a driving force to move the needle and the cannula; and a holder which supports the drive member, wherein the holder rotates to move the needle and the cannula in one direction, and by further rotating the holder, only the needle may be moved in the other direction.
Inventors:
YUN KWANG SIK (KR)
LEE DO KYUNG (KR)
JEONG JUN HYUK (KR)
LEE DO KYUNG (KR)
JEONG JUN HYUK (KR)
Application Number:
PCT/KR2022/020294
Publication Date:
July 13, 2023
Filing Date:
December 14, 2022
Export Citation:
Assignee:
EOFLOW CO LTD (KR)
International Classes:
A61M5/158; A61M5/142; A61M5/145; A61M25/06
Foreign References:
| KR20200019528A | 2020-02-24 | |||
| KR20170052663A | 2017-05-12 | |||
| US10130758B2 | 2018-11-20 | |||
| US20130331791A1 | 2013-12-12 | |||
| US20170043133A1 | 2017-02-16 |
Attorney, Agent or Firm:
THEWAVE IP LAW FIRM (KR)
Download PDF:
Previous Patent: SECONDARY BATTERY
Next Patent: ELECTRONIC DEVICE AND POSITION MEASUREMENT METHOD USING SAME
Next Patent: ELECTRONIC DEVICE AND POSITION MEASUREMENT METHOD USING SAME