TO STERILIZE CATGUT (FORMALDEHYD METHOD).

Immerse in formaldehyd sol., 5 per cent., for 24 hours. Wash by soaking

in sterile water for 24 hours, which must be changed every hour.

Then boil in sterile water and basins about 10 minutes, according to

size of the catgut. Lift out carefully, and place on a sterile towel

until all moisture is absorbed. Prepare table, hands, and person as

for an operation. Cut in required lengths, from 14 to 25 inches. Coil

smoothly, and preserve in glass jars (which have been previously boiled

for 20 minutes) containing the following solution:

Corrosive sublimate, 1 part;

Boiled glycerin, 200 parts;

Alcohol, 95 per cent., 1000 “ .

A reference hand-book for nurses · 第 164 / 390 题