United States
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 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-04. Applicant: WILCO AG. Its PDF downloads from this page without an account, up to 5 a day.
- Applicant
- WILCO AG
- Inventors
- Matthias KAHL; Christian STIRNIMANN
- Publication date
- 2026-08-04
- Filing date
- 2021-02-16
- Document type
- B2 Granted patent
- Also written as
- US 12,697,445 B2 · US12697445 · 12697445
Abstract
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.…
The opening of the abstract. The full text is in the PDF.
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Patent office website: United States Patent and Trademark Office (USPTO)
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