美國
US 12,697,445 B2
Method and device for the inspection of a condition of a cannula mounted on a syringe
US 12,697,445 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：WILCO AG。PDF 可在本頁下載，未登入每天最多 5 篇。
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- 申請人
- WILCO AG
- 發明人
- Matthias KAHL; Christian STIRNIMANN
- 公開日
- 2026-08-04
- 申請日
- 2021-02-16
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,445 B2 · US12697445 · 12697445
摘要
A method for the inspection of a condition, in particular for the detection of defects, of a cannula (or injection needle) mounted on a syringe, which is located under a protective cap, and devices for carrying out such methods. A method includes measuring a magnetic field, in particular a magnetic field distribution, in the vicinity of the cannula. The presence of a ferromagnetic cannula causes a local change in the course of the magnetic field lines.…
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專利局網站： 美國專利商標局（USPTO）