Soochow University

Lingfeng Chang

Lining Sun

Liguo Chen

Fei Zhou

Haibo Huang

Yangjun Wang

Jizhu Liu

Xiwei Gao

Hao Guo

The present invention discloses a piezoelectric ultrasonic microinjection device based on a flexible hinge mechanism. The device includes: a cover, a flexible hinge mechanism, a base, a screw cap and an end cap fixedly assembled together, the base being provided with a pump interface; and a micropipette fixedly mounted in the base, the screw cap and the end cap and extending outward, the micropipette being in communication with the pump interface; wherein the flexible hinge mechanism comprises a housing, a piezoelectric ceramic package module encapsulated in the housing, a central shaft fixedly mounted with the piezoelectric ceramic package module and the base, and a vibration output shaft extending from the piezoelectric ceramic package module into the central shaft, a plurality of flexible hinge beams being disposed between the central shaft and the housing.

Piezoelectric ultrasonic microinjection device based on flexible hinge mechanism

Growing community of inventors

Suzhou, China

Lingfeng Chang