English to Russian Medical Medical: Instruments Роботохирургия

Ring Rollercoaster
Контекста нет. Это устройство применяется в роботохирургии.
Здесь: https://sunfest.seas.upenn.edu/wp-content/uploads/2018/07/16... есть картинка и описание

Initial tests were conducted to determine whether this system is beneficial. One expert robotic surgeon and several lay people used the developed system to complete a task called ring rollercoaster, in which one guides a metal ring along a curved track.
Figure 4. This is the ring rollercoaster. The ring that users grab with their forceps is resting at the bottom left of the task. The green alligator clip on the bottom right of the rollercoaster grounds task.

Как он называется по-русски?

Спасибо