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The Dacron felt colonizable keratoprosthesis: after 15 years
S Pintucci1, F Pintucci, S Caiazza
1Department of Ophthalmology, S. Giovanni Hospital, Roma, Italy
European Journal of Ophthalmology
|April 1, 1996
Summary
The Pintucci keratoprosthesis (KP) uses a Dacron support for improved biocompatibility. This study shows favorable results, suggesting enhanced reliability for this type of artificial cornea.
Area of Science:
- Ophthalmology
- Biomaterials Science
- Surgical Innovation
Background:
- Keratoprostheses (KP) are crucial for vision restoration in severe corneal diseases.
- The Pintucci KP, developed in 1979, features a Dacron tissue support designed for biocompatibility and tissue integration.
- Continuous improvements aim to mitigate complications associated with traditional KP devices.
Purpose of the Study:
- To evaluate the long-term efficacy and reliability of the improved Pintucci keratoprosthesis.
- To discuss the biological basis, material properties, and surgical application of this specific KP design.
Main Methods:
- Review of biological background (in vivo and in vitro studies).
- Analysis of electron microscopy observations of tissue integration.
- Examination of surgical techniques and outcomes in a cohort of patients.
Main Results:
- Sixty-three patients underwent surgery between 1979 and 1991 using various Dacron tissues and techniques.
- Twenty transoral mucous KP were implanted using the latest technique in severely vascularized corneas (1985-1991).
- Follow-up periods ranged from 48 to 85 months, demonstrating positive outcomes.
Conclusions:
- The modified Pintucci keratoprosthesis demonstrates promising results in complex corneal cases.
- The use of a three-dimensionally colonizable Dacron support appears to enhance the reliability of KP devices.
- Further investigation into the long-term performance and patient outcomes is warranted.
