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A prototype surgical manipulator for robotic intraocular micro surgery.

Amit P Mulgaonkar¹, Jean-Pierre Hubschman, Jean-Louis Bourges

¹UCLA Center for Advanced Surgical and Interventional Technology, LA, CA, USA. amitm@ucla.edu

Studies in Health Technology and Informatics

|April 21, 2009

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A new robotic manipulator system for eye microsurgery was developed. This system can stabilize rotation at the eye surface, potentially reducing surgical trauma.

Area of Science:

Ophthalmologic microsurgery
Robotic surgery systems
Surgical instrumentation

Background:

Ophthalmologic microsurgery demands high precision and stability.
Minimizing ocular trauma during surgical procedures is a critical concern.
Existing systems may have limitations in maintaining a stable rotational point on the eye's surface.

Purpose of the Study:

To develop and evaluate a prototype manipulator system for ophthalmologic microsurgery.
To enable mechanical maintenance of a fixed-point of rotation at the eye's surface.
To assess the potential of the system to reduce surgical trauma.

Main Methods:

Development of a prototype manipulator system with two parallel X-Y stages.
Integration of the prototype with the da Vinci Surgical System for initial positioning.

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Robotic testing to assess mechanical performance.

In vitro demonstration of functionality using a surgical sclerectomy model.

Main Results:

The prototype manipulator system was successfully developed.
Robotic tests confirmed the mechanical capabilities of the system.
The in vitro sclerectomy demonstrated the system's functional feasibility for ocular procedures.
The system's design allows for maintaining a fixed rotation point on the eye surface.

Conclusions:

The developed prototype manipulator system shows promise for enhancing precision in ophthalmologic microsurgery.
The ability to maintain a fixed rotation point on the eye surface could lead to reduced surgical trauma.
Further development and clinical evaluation are warranted to validate its efficacy in surgical settings.