Title:
BODY SURFACE ATTACHMENT UNIT
Document Type and Number:
WIPO Patent Application WO/2023/092912
Kind Code:
A1
Abstract:
A body surface attachment unit (200), configured to be applied to the skin surface of a host (100) in response to an action of an implant unit (400). The body surface attachment unit (200) comprises a housing (230), a sensor electrode (210), and a needle assembly (240); the needle assembly (240) is configured to penetrate through the housing (230) in an application direction, and guide a portion of the sensor electrode (210) into the skin of the host (100); a first limiting portion (250) is formed between the needle assembly (240) and the housing (230); and the first limiting portion (250) is configured to prevent the needle assembly (240) from rotating relative to the housing (230). The body surface attachment unit (200) further comprises a cap (500) that is coupled to the needle assembly (240) and can rotate relative to the needle assembly (240); a second limiting portion (260) is formed between the cap (500) and the needle assembly (240); and the second limiting portion (260) is configured to: prevent the cap (500) and the needle assembly (240) from being separated along the axial direction of the needle assembly (240) when the cap (500) rotates to a first position relative to the needle assembly (240), and allow the cap (500) and the needle assembly (240) to be separated along the axial direction of the needle assembly (240) when the cap (500) rotates to a second position relative to the needle assembly (240).
Inventors:
QIAN CHENG (CN)
Application Number:
PCT/CN2022/082898
Publication Date:
June 01, 2023
Filing Date:
March 25, 2022
Export Citation:
Assignee:
DIASCIENCE MEDICAL CO LTD (CN)
International Classes:
A61B5/145
Domestic Patent References:
| WO2001058348A2 | 2001-08-16 |
Foreign References:
| CN112423664A | 2021-02-26 | |||
| US20210282675A1 | 2021-09-16 | |||
| US20210068721A1 | 2021-03-11 | |||
| US20200337642A1 | 2020-10-29 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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