gastriode relay

例句：

1. 1. The gastrorelay system is used to monitor the patient's vital signs during surgery.
   胃管继电器系统用于在手术期间监测患者的体征。
2. 2.The gastrorelay was designed to improve patient comfort during the procedure.
   胃管继电器被设计用来提高患者在手术过程中的舒适度。
3. 3. The gastrorelay was a critical component of the surgical team's communication system.
   胃管继电器是外科团队通讯系统的关键环节。