1:ultrasound guided

2 trials

Sponsors

Chengdu Fifth People's Hospital, Peking University Third Hospital

Conditions

Tyroidgastrointestinal operation

Early Phase 1

Application of nerve stimulator combined with body surface localization in the block of quadratus psoas

Active, not recruitingChiCTR2000040577

Chengdu Fifth People's Hospitalgastrointestinal operation

Start: 2021-03-10Updated: 2021-03-15

Unknown Phase

The clinical value of contrast enhanced ultrasound in fine needle aspiration of thyroid nodules

RecruitingChiCTR-IOR-16009193

Peking University Third HospitalTyroid

Start: 2016-09-15Updated: 2018-01-08