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Updated: Jun 5, 2026
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Whole Vitreous Humor Dissection for Vitreodynamic Analysis
Published on: May 24, 2015
Performance analysis of millennium vitreous enhancer™ system
Naoki Matsuoka1, Anderson Teixeira, Jaw-Chyng Lue
1Eye Concepts, Doheny Eye Institute, Los Angeles, California 90033, USA.
Summary
The Millennium Vitrectomy Enhancer (MVE) system demonstrates stable and predictable flow rates across various cutter gauges and cut rates. This predictability aids surgeons in optimizing vitrectomy procedures.
Area of Science:
- Ophthalmology
- Surgical Technology
Background:
- The Millennium Vitrectomy Enhancer (MVE) system is utilized in ophthalmic surgery.
- Understanding its performance characteristics is crucial for surgical efficiency.
Purpose of the Study:
- To evaluate the water and porcine vitreous flow rates of the MVE system.
- To assess the duty cycle of the MVE system across different parameters.
Main Methods:
- Flow rates were measured using a precision balance with 20-, 23-, and 25-gauge MVE cutters.
- Cut rates ranged from 800 to 2,500 cuts per minute (CPM) with varying aspiration levels.
- Duty cycle was determined through high-speed video analysis.
Main Results:
- Higher aspiration levels and larger cutter gauges resulted in increased flow rates.
- Water flow rate peaked at 1,500 CPM, while vitreous flow rate showed a moderate increase with cut rate.
- The MVE system maintained high flow rates and duty cycles even at elevated cut rates.
Conclusions:
- The MVE system exhibits stable and predictable flow rates for all cutter gauges.
- These findings support surgeons in selecting optimal parameters for vitrectomy procedures.
