In the case of artificial rupture of membranes (ARM), which instrument is typically used?

The instrument typically used in the case of artificial rupture of membranes (ARM) is the amniohook. This tool is specifically designed for the purpose of safely and efficiently breaking the amniotic sac during labor.

The amniohook features a small, hook-like structure that allows the healthcare provider to gently puncture the membranes without causing injury to the fetus or surrounding tissues. This procedure is often performed to induce or augment labor, assess amniotic fluid, or manage certain obstetric conditions. The design of the amniohook minimizes risks associated with membrane rupture compared to other instruments that were not created for this specific purpose.

In contrast, instruments like forceps are primarily used for delivery assistance rather than for rupturing membranes. Hemostats are used to clamp blood vessels or tissue during surgical procedures and are not appropriate for membrane rupture. Cervical dilators are intended for dilation of the cervix, not for the purpose of rupturing membranes. Therefore, the amniohook is the most suitable and effective choice for performing an artificial rupture of membranes.