Medical tubes for placement into the body of a patient
US4923450A · kind A · utility
147Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1988 |
| Grant date | May 8, 1990 |
| Priority date | — |
| Expiry date | Jun 30, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/802
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Medical tubes such as a catheter or cannula having antibacterial action against pseudomonas aeruginosa, staphylococcus aureus, escherichia coli and fungus is disclosed. Anhydrous or crystallization water containing powdered zeolite, wherein one or the whole of metals contained in said zeolite is substituted by at least one kind of ion exchangeable metals selected from the group consisting of Ag,Cu and Zn, is coated onto or kneaded into at least the portion of said tubes indwelled and placed into the body of a patient.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.