calving jack

A device used to assist the birth of a calf when it needs to be helped out of the womb by applying traction.

Japanese Meaning

牽引力を利用して、子牛が母牛の子宮から出るのを補助するための装置

The veterinarian used a calving jack to gently pull the stuck calf during the difficult birth.

獣医は、難産の際に詰まった子牛を優しく引き出すために分娩補助装置を使った。

Sense（1）

A device used to assist the birth of a calf when it needs to be helped out of the womb by applying traction.

calving jacks

（ plural ）