Title:
DRUG SOLUTION INJECTION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/132507
Kind Code:
A1
Abstract:
A drug solution injection device according to one embodiment of the present invention comprises: a reservoir assembly that stores a drug solution in a storage space defined by a reservoir and a plunger that moves linearly inside the reservoir; a needle assembly that is fluidly connected to the reservoir assembly and discharges the stored drug solution; and a driving unit that transmits a driving force generated by a driving module to the plunger, wherein the driving unit may include: a rod member that is coupled to the plunger and moves linearly together with the plunger; a wheel member that is rotated by the driving force; and a connecting member that is movable in the axial direction of the wheel member but has a locking portion of which the rotation with respect to the wheel member is limited about the axial direction.
Inventors:
KIM KI UNG (KR)
BANG WON KYUNG (KR)
KIM SEUNG HA (KR)
HAN SANG HYUN (KR)
BANG WON KYUNG (KR)
KIM SEUNG HA (KR)
HAN SANG HYUN (KR)
Application Number:
PCT/KR2022/020323
Publication Date:
July 13, 2023
Filing Date:
December 14, 2022
Export Citation:
Assignee:
EOFLOW CO LTD (KR)
International Classes:
A61M5/142
Foreign References:
| KR20210040712A | 2021-04-14 | |||
| KR101524501B1 | 2015-06-01 | |||
| JP2016518185A | 2016-06-23 | |||
| KR20150048832A | 2015-05-07 | |||
| US20170312441A1 | 2017-11-02 |
Attorney, Agent or Firm:
THEWAVE IP LAW FIRM (KR)
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