# A concentric tube-based 4-DOF puncturing needle with a novel miniaturized actuation system for vitrectomy

> Research article (BioMedical Engineering OnLine, 2019) · cited 22× · AI/ML

**Wikidata**: [openalex:W2945840966](https://www.wikidata.org/wiki/openalex:W2945840966)  
**Source**: https://4ort.xyz/entity/a-concentric-tube-based-4-dof-puncturing-needle-with-a-novel-miniaturized-actuation-system-for-vitrectomy