In the next place, having moistened the strip of cotton cloth, [p. 346]
the juice of the great tithymallus, and sprinkling on it the flos
aeris, roasted and triturated, and having made it into a tent equal
in length to the fistula, and having passed a thread through the ends
of the tent again through the stalk, and having placed the patient
in a reclining position, and having examined the ulcerated parts of
the rectum with a speculum, pass the stalk by it, and when it reaches
the rectum, take hold of it and draw it out until the tent be pushed
through, and be brought on a level above and below. When it (the tent?
has been pushed inward, introduce a ball of horn into the rectum (the
rectum having been previously smeared with Cimolian chalk), and leave
it there, and when the patient wants to go to stool, let it be taken
out and again replaced, and let this practice be continued for five
days. On the sixth day let it be removed, and drawing the tent out
of the flesh, and afterwards pounding alum and filling the ball (pessary
and introducing it into the rectum, leave it until the alum melts.
Anoint the rectum with myrrh until the parts appear to be united.