IS 13179 : 1991 ENT surgery instruments - Tracheostomy tubes, Chevaliar Jackson's pattern - Specification

1 Scope

This standard covers dimensional and other requirements forChevaliar Jackson's pattern, tracheostomy tubes used in ENTsurgery.

2 References

IS 1067 :1981Electroplated coatings of silver for decorativeand protective purposes

IS 1570 : Part 5 :1985 Schedules for wrought steels:Part 5 Stainless and heat resisting steels

IS 2112 :1981Grades of silver and silver alloys