Fluid material delivery devices and methods
US6641394B2 · kind B2 · utility
42Cited by
18References
27Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 13, 2001 |
| Grant date | Nov 4, 2003 |
| Priority date | — |
| Expiry date | Aug 13, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C5/64
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Devices and methods for the application of materials to an interior space of a tooth, such as the extirpated pulp chamber and/or root canals of the tooth subsequent to root canal surgery. The device has one or more syringe-like pistons and associated chambers for drawing a vacuum within an extirpated pulp chamber and applying cleansing, sealing, and/or filler materials into the tooth under continued vacuum pressure to ensure complete and thorough application.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.