Status:

RECRUITING

No Endotamponade for Macular Hole Repair: the NEMAR Study

Lead Sponsor:

Chinese University of Hong Kong

Collaborating Sponsors:

Poznan University of Medical Sciences

Chang Gung University

Conditions:

Macular Hole

Macular Hole Surgery

Eligibility:

All Genders

18+ years

Phase:

NA

Brief Summary

Full-thickness macular hole (MH) is a common sight threatening macular condition with a prevalence of 3.3 per 1000 individuals. Prompt surgical repair of MH is imperative in preventing irreversible vi...

Detailed Description

MH is a common macular condition that requires prompt surgical intervention to prevent irreversible vision loss. Conventional surgical repair of MH involves PPV, ILM peeling and gas tamponade followed...

Eligibility Criteria

Inclusion

  • Age \>= 18 years
  • Presence of full thickness macular hole in one eye (defined as full thickness discontinuity of neuro-sensory retina at the macula on optical coherence tomography)
  • Able to comply to post-operative posture
  • VA ≥0.05 and ≤0.8

Exclusion

  • Fellow eye enrolled in the study
  • Eyes that underwent previous macular surgery
  • Presence of maculopathy other than macular hole, epi-retinal membrane or myopic maculopathy. For example, age-related macular degeneration, diabetic macular edema or pre-existing macular scar
  • Axial length \>/= 28mm or presence of significant myopic chorio-retinal atrophy involving the fovea
  • Minimum linear diameter \>/=800µm
  • Presence of contraindications to intraocular gas, such as advanced glaucoma or uncontrolled glaucoma
  • Significant macular puckering (Govetto staging ≥ stage 2)
  • Patients who are unable to give informed consent
  • Patients who are pregnant

Key Trial Info

Start Date :

September 16 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

December 31 2027

Estimated Enrollment :

180 Patients enrolled

Trial Details

Trial ID

NCT06908824

Start Date

September 16 2025

End Date

December 31 2027

Last Update

September 30 2025

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Hong Kong Eye Hospital

Hong Kong, Hong Kong

2

Poznan University of Medical Sicences, University Hospital in Poznan

Poznan, Poland

3

Chang Gung Memorial Hospital

Taoyuan District, Taiwan