Radio-opaque marker and method
US4813062A · kind A · utility
126Cited by
5References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 13, 1986 |
| Grant date | Mar 14, 1989 |
| Priority date | — |
| Expiry date | Aug 13, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B90/39
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A crayon-like marker is described which is capable of making marks detectable by X-ray on various substrates, e.g., textile products. The marker is comprised of a waxy medium in which is dispersed a radio-opaque substance. Additional coloring agents may be added if desired.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.