Medical balloon with radiopaque identifier for precisely identifying the working surface
US11771873B2 · kind B2 · utility
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3Claims
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Assignee
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Key dates
| Filing date | Oct 2, 2020 |
| Grant date | Oct 3, 2023 |
| Priority date | — |
| Expiry date | Oct 2, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/1079
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A balloon (12) having a drug carried on a working surface (W) of the balloon wall and a radiopaque identifier (30) identifying the location of the drug (D) on the balloon (12), wherein a portion of the balloon is coated with a radiopaque material to which a drug formulation adheres, and uncoated areas are not covered by the drug (D) or the drug (D) is adhered to the working surface (W), that is not treated with radiopaque material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.