NCT01305005

Brief Summary

  • To investigate ocular haemodynamics after phacoemulsification surgery
  • To evaluate the influence in people with different autoregulation of ocular blood flow

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
58

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Mar 2011

Longer than P75 for all trials

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 25, 2011

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 28, 2011

Completed
1 day until next milestone

Study Start

First participant enrolled

March 1, 2011

Completed
7.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

November 1, 2018

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

June 10, 2019

Completed
Last Updated

July 30, 2019

Status Verified

July 1, 2019

Enrollment Period

7.7 years

First QC Date

February 25, 2011

Last Update Submit

July 28, 2019

Conditions

CataractHypertensionDiabetes

Keywords

blood flow

Study Arms (2)

patients with active-fluidics system

patients who underwent phacoemulsification surgery using active-fluidics system

patients with gravity-fluidics system.

patients who underwent phacoemulsification surgery using gravity-fluidics system

Eligibility Criteria

Age60 Years - 80 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

patients who underwent phacoemulsification surgery in Eye Hospital of Wenzhou Medical College

You may qualify if:

  • age-related cataract
  • no complications during surgery

You may not qualify if:

  • complications during surgery
  • have other complications

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Eye Hospital of Wenzhou Medical College

Wenzhou, Zhejiang, 325027, China

Location

Related Publications (1)

  • Zhao Y, Wang D, Nie L, Yu Y, Zou R, Li Z, Xu M, Zhao Y. Early changes in retinal microcirculation after uncomplicated cataract surgery using an active-fluidics system. Int Ophthalmol. 2021 May;41(5):1605-1612. doi: 10.1007/s10792-021-01694-4. Epub 2021 Feb 6.

    PMID: 33547997DERIVED

MeSH Terms

Conditions

CataractHypertensionDiabetes Mellitus

Condition Hierarchy (Ancestors)

Lens DiseasesEye DiseasesVascular DiseasesCardiovascular DiseasesGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System Diseases

Study Officials

  • qu jia, MD

    Wenzhou Medical University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
SPONSOR INVESTIGATOR
PI Title
Yin Ying Zhao

Study Record Dates

First Submitted

February 25, 2011

First Posted

February 28, 2011

Study Start

March 1, 2011

Primary Completion

November 1, 2018

Study Completion

June 10, 2019

Last Updated

July 30, 2019

Record last verified: 2019-07

Locations

CN(1)