# Design and First Operation of an Active Lower Limb Exoskeleton with Parallel Elastic Actuation

> Research article (Actuators, 2021) · cited 18× · AI/ML

**Wikidata**: [openalex:W3147217732](https://www.wikidata.org/wiki/openalex:W3147217732)  
**Source**: https://4ort.xyz/entity/design-and-first-operation-of-an-active-lower-limb-exoskeleton-with-parallel-elastic-actuation