96 
Fig. 25. Palmer’s Uterine Dilator (Modified.) 
4. The large Albrechtsen uterine catheter is of special 
value in pyometra, following retained afterbirth. As a gen- 
eral rule it may be used without the application of forceps. 
In the use of these instruments as the uterine walls are fre- 
quently paralyzed, care is to be taken regarding the amount 
of force used. In many cases it is necessary for the operator 
to insert one hand into the rectum, and by pressing upon 
the uterus force the fluid out through the catheter. In all 
cases the fluid introduced through the catheter should be 
pressed out by rectal massage, unless it escapes freely of 
itself. 
Fig. 26. Bozeman’s Uterine Dressing Forceps. 
5. The extra long uterine catheter is useful in evacuat- 
ing pus from the uterus when the cervix is contracted. 
The inner tube may be detached and withdrawn, permitting 
the pus to flow out through the large outer tube. 
a 
Fig. 27. Williams’ Guarded Knife. 
The Williams guarded knife is used to puncture those 
cysts of the ovaries which are too thick-walled to be 
