Micro needle driving device
US10369341B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 24, 2015 |
| Grant date | Aug 6, 2019 |
| Priority date | — |
| Expiry date | Dec 26, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2037/0023
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A micro needle driving device comprises: a main body having a receiving space formed therein; a drive motor provided in the receiving space; a rotating unit axially coupled to and rotating with the rotating shaft of the drive motor and having a guide projection formed on an outer peripheral side surface thereof; and a moving cam unit having the micro needle unit coupled to a side thereof and the rotating unit received therein, having a guide portion formed in a curved line along a lengthwise direction on an inner peripheral side surface thereof, and reciprocally and linearly moved according to the rotation of the rotating unit. The guide portion has the guide projection connected thereto in a slidably movable manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.