METHOD FOR DIAGNOSING ISTHMIC-CERVICAL INSUFFICIENCY Russian patent published in 1994 - IPC

FIELD: medicine. SUBSTANCE: method involves applying light mechanical pressure to internal walls of canal of the neck of the uterus during its echographic examination with visualization of the neck canal. Pressure is applied by special device in the form of rubber bulb. Liquid forced into the bulb introduced into canal ensures uniform filling of cervical canal and orificium of internum uteri and adequate visualization of the canal throughout its length and perimeter thus making it possible to measure the diameter of orificium internum uteri. If said diameter exceeds 5.4 mm, this is a symptom of isthmic-cervical insufficiency. EFFECT: higher accuracy of diagnosing. 1 dwg