The Operation for Roaring. 147 



round iron bars pass across the interior of the bag, to 

 •support it and prevent the plate being damaged. 



.5. Buckets of water and two or three sponges. Some 



i I 



I 



Fig. 10. 



small sponges, each securely fastened to a cane ten or 

 twelve inches long, are very useful. 



6. Syringe to contain a pint or quart of water. 



7. Strong ordinary forceps and scalpels (Fig. 11). 



Fig. 11. 



8. Bull-dog forceps. 



9. Tracheal tampon-cannula (Fig. 12). This is a modi- 

 fication, by Moller, of Trendelenburg's cannula for tracheal 

 operations in man. It consists of a long tracheotomy tube, 



10—2 



