FindTrial
Sign In

Study on the timing of early pupil contraction and intraocular pressure after intraocular lens implantation

Study on the timing of early pupil contraction and intraocular pressure after intraocular lens implantation

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2100048054
Enrollment
Unknown
Registered
2021-06-28
Start date
2021-06-28
Completion date
Unknown
Last updated
2022-03-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

High myopia

Interventions

Group 1:If the intraocular pressure is elevated, the pupil is contracted
Group 2:Pupil contraction immediately after surgery

Sponsors

Army Medical Center (Daping Hospital)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 40 Years

Inclusion criteria

Inclusion criteria: 1. Aged 20 to 40 years old; 2. The refractive state is stable, and the increase is less than 50 degrees in the past two years; 3. Anterior chamber depth =2.8 mm; 4. Corneal endothelial cell count =2000/mm2; 5. Normal intraocular pressure.

Exclusion criteria

Exclusion criteria: 1. With eye diseases: such as corneal abnormalities, glaucoma, uveitis, macular degeneration; 2. History of eye surgery.

Design outcomes

Primary

MeasureTime frame
Intraocular pressure;The pupil size;Anterior chamber angle;VAS visual analog scale;State-Trait Anxiety Scale (STAI);—

Countries

China

Contacts

Public ContactYe Jian

Army Medical Center (Daping Hospital)

yejian1979@163.com+86 13708385175

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026