CA1289840C - Canule de tracheotomie avec canule interieure pouvant etre retiree au moyen d'un anneau
- Google Patents
Canule de tracheotomie avec canule interieure pouvant etre retiree au moyen d'un anneau
Info
Publication number
CA1289840C
CA1289840CCA000575343ACA575343ACA1289840CCA 1289840 CCA1289840 CCA 1289840CCA 000575343 ACA000575343 ACA 000575343ACA 575343 ACA575343 ACA 575343ACA 1289840 CCA1289840 CCA 1289840C
Authority
CA
Canada
Prior art keywords
cannula
inner cannula
locking means
annular ring
outer cannula
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Smiths Medical ASD Inc
Original Assignee
Portex Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Portex IncfiledCriticalPortex Inc
Priority to CA000575343ApriorityCriticalpatent/CA1289840C/fr
Application grantedgrantedCritical
Publication of CA1289840CpublicationCriticalpatent/CA1289840C/fr
CA000575343A1988-08-221988-08-22Canule de tracheotomie avec canule interieure pouvant etre retiree au moyen d'un anneau
Expired - LifetimeCA1289840C
(fr)