Comparison of the postoperative ocular irritation between micropulse cyclophotocoagulation (µCPC) and conventional cyclophotocoagulation (CPC)

Phase 4

Conditions: H40.9
Glaucoma, unspecified

Registration Number: DRKS00017574

Lead Sponsor: Augenklinik des Klinikums der Universität München

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Complete

Sex: All

Target Recruitment: 60

Inclusion Criteria

Patients with glaucoma requiring treatment and inadequate intraocular pressure despite local pressure-lowering therapy or with eye drop intolerance with or without previous surgery who do not qualify for another surgical procedure, e.g. a filtering operation.

Exclusion Criteria

Silicone oil endotamponade
Partner eye already included in the study
Age younger than 18 years
Simultaneous planned further surgical intervention (e.g. intravitreal operative drug administration (=IVOM, etc.)
Selective laser trabeculoplasty within the last 90 days preoperatively

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Change of the postoperative intraocular stimulus state (flare) in the anterior chamber of the eye measured by laser flare meter in photons per millisecond. Measurements are taken preoperatively, on the first day postoperatively as well as one and six weeks after the operation.

Secondary Outcome Measures

Name	Time	Method
- Change in intraocular pressure<br>Measurement by Goldmann applanation tonometry preoperatively and 1 day, 1 week, 6 weeks, 3 months and 6 months postoperatively.<br><br>- Change in the thickness of the macula (retinal center)<br>Measurement by OCT imaging preoperatively and 1 and 6 weeks postoperatively.<br><br>- Changes in the patient's perception of pain with different forms of anaesthesia.<br>Measurement by visual analogue scale preoperatively, immediately postoperatively and 1 day, 1 and 6 weeks postoperatively.<br> <br>- Change in quality of life<br>Measurement by GAL-9 questionnaire preoperatively and 6 weeks and 6 months postoperatively.