ST-3412
Parker Trach.Tube Fig.8. f.g 30

ST-3413
Parker Trach.Tube Fig.9. f.g 32

ST-3414
Collin Trach.Tube Fig.0. 4mm

ST-3415
Collin Trach.Tube Fig.1. 5mm

ST-3416
Collin Trach.Tube Fig.2. 6mm

ST-3417
Collin Trach.Tube Fig.3. 7mm

ST-3418
Collin Trach.Tube Fig.4. 8mm

ST-3419
Collin Trach.Tube Fig.5. 9mm

ST-3420
Collin Trach.Tube Fig.6. 10mm

ST-3421
Collin Trach.Tube Fig.7. 11mm

ST-3422
Collin Trach.Tube Fig.8. 12mm

ST-3423
Fuller Trach. Tube Fig.1, f.g 18