optical 
Sponsors
The First Affiliated Hospital of Nanjing Medical University, Tianjin Eye Hospital, LongHua Hospital Shanghai University of Traditional Chinese Medicine, The First Affiliated Hospital of Chengdu Medical College, Zhengzhou Central Hospital
Conditions
Dentition defectGastric precancerous disease and early cancerMaculopathyMeibomian Gland DysfunctionParkinson's diseasecataractcolorectal adenomaposterior capsular opacification
Early Phase 1
Measurement of Lower Lid Margin Thickness by Anterior Segment Optical Coherence Tomography
RecruitingChiCTR1900023125
Start: 2019-05-01Updated: 2019-05-13
Application of optical coherence tomography and detection of a-synuclein in tears in the diagnosis of Parkinson's disease
RecruitingChiCTR1900027306
Start: 2019-11-15Updated: 2020-02-03
A comparative study on the diagnostic value of optical enhanced endoscopy combined with magnifying endoscopy and acetic acid enhanced magnifying endoscopy in metaplasia of gastric mucosa and intestinal epithelium
RecruitingChiCTR2000032072
Start: 2020-05-01Updated: 2020-04-20
Clinical research of accurate refractive index analysis system based on big data
Active, not recruitingChiCTR2000036175
Start: 2020-10-01Updated: 2020-08-31
Endoscopic gastric cancer risk score and the clinical application value of new optical staining techniques
RecruitingChiCTR2000039111
Start: 2021-01-01Updated: 2021-01-18
Compare the accuracy of conventional transfer methods and intraoral scan in peri-implant soft-tissue
RecruitingChiCTR2000041395
Start: 2019-10-01Updated: 2021-03-08
Clinical research and application of accurate refractive interstitial analysis system
RecruitingChiCTR2100043179
Start: 2021-03-01Updated: 2021-05-24