Self sterilizing hypodermic syringe and method
US5693026A · kind A · utility
10Cited by
25References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 20, 1996 |
| Grant date | Dec 2, 1997 |
| Priority date | — |
| Expiry date | Mar 20, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB09B2101/65
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable thermoplastic hypodermic syringe having a hollow metallic needle and thermoplastic body portions at least part of which are formed of temperature calibrated thermoplastic having a full flow liquefaction temperature corresponding to point on the time-death curve for microbial life at which the most resistant spore forms are killed within the time the thermoplastic can be liquefied and resolidified. Heat resistant indicia can be applied to the syringe in a manner to reappear on the solidified thermoplastic mass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.