彈弓指 [弹－－]

Jyutping daan6 gung1 zi2
Pinyin dàn gōng zhǐ

Definitions (粵典–words.hk)
  1. 名詞
    指屈​肌​腱鞘炎​，​手指​活動​受限​，​出現​扳​機樣彈​跳動作​、​彈響​聲​同埋​痛
    trigger finger
Definitions (Wiktionary)
  1. noun
    trigger finger