punctum

/ˈpʌŋktəm/ 12
Punctum, plural puncta, adjective punctate, is an anatomical term for a sharp point or tip.

noun [专属名词][医] 色斑;凹陷;细穿孔

Objective To evaluate the clinical effect of implantation of suture rope for treatment of obstruction of lacrimal punctum.
目的探讨线穗植入法治疗泪点阻塞的效果。

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