NCT07228091

Surgical Procedure Efficiency Evaluation stuDy

Surgical Procedure Efficiency Evaluation stuDy (SPEED): Combination Phaco-Vitrectomy Surgeries With UNITY VCS vs. Constellation in a Real-World Operating Room Setting

• Status: Recruiting
• Phase: —
• Study type: Observational
• Enrollment: 180 (estimated)
• Sponsor: Alcon Research · Industry
• Sex: All
• Age: 18 Years
• Healthy volunteers: Not accepted

Summary

The purpose of this real-world evidence study is to compare surgical procedure times for UNITY® VCS and CONSTELLATION® Vision System.

Detailed description

Eligible subjects will undergo routine scheduled combined anterior-posterior segments surgery (phacovitrectomy). This single visit, time-and-motion study will be conducted in the United Kingdom. This study will be conducted by Alcon Vision LLC.

Conditions

• Cataract
• Vitreous Hemorrhage
• Retinal Detachment
• Macular Pucker
• Macular Holes

Interventions

Type	Name	Description
DEVICE	UNITY VCS	UNITY® VCS is a CE-marked, FDA-approved ophthalmic microsurgical system that is indicated for both anterior segment (i.e., phacoemulsification and removal of cataracts) and posterior segment (i.e., vitreoretinal) ophthalmic surgery. The focus of this study will be on combined anterior-posterior segments surgery (phacovitrectomy).
DEVICE	CONSTELLATION	CONSTELLATION is a CE-marked, FDA-approved ophthalmic microsurgical system that is indicated for both anterior segment (i.e., phacoemulsification and removal of cataracts) and posterior segment (i.e., vitreoretinal) ophthalmic surgery. The focus of this study will be on combined anterior-posterior segments surgery (phacovitrectomy).

Timeline

• Start date: 2026-02-09
• Primary completion: 2026-08-01
• Completion: 2026-08-01
• First posted: 2025-11-14
• Last updated: 2026-02-17

Locations

1 site across 1 country: United Kingdom