Tracheostomy tube connector key system
US8801695B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2007 |
| Grant date | Aug 12, 2014 |
| Priority date | — |
| Expiry date | Mar 29, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/6045
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A tracheostomy tube is provided. The tracheostomy tube includes an outer cannula that comprises an outer cannula connector comprising a first keying feature. The tracheostomy tube further comprises an inner cannula comprising an inner cannula connector including a second keying feature configured to complement the first keying feature when the inner cannula is inserted into the outer cannula. Further, a method is provided, whereby the method comprises inserting an outer cannula into a patient's trachea, and inserting an inner cannula into the outer cannula such that a keying feature on an inner cannula connector of the inner cannula engages a second keying feature on an outer cannula connector of the outer cannula.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.