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Tiny Australian-first device transforms heart care

Wednesday 5th November, 2025


Theatre staff at Epworth Richmond hospital using the mini 3D probe

A new 3D device which is expected to revolutionise heart imaging has already changed patients' lives at Melbourne's Epworth Richmond – the first hospital in Australia to use it.

The innovative compact probe is designed to help cardiologists detect heart valve abnormalities, blood clots and minor heart defects.

Epworth cardiologist Dr Chris Anthony said the tiny device was just 11mm wide, making it 35 percent smaller than traditional technology.

"This represents a significant advancement, shifting from a large sensor to a small, high-definition 3D sensor, enabling a clear view of the heart, while ensuring greater comfort for patients," he said.

"Typically, these procedures can last between two to four hours.

"Previously, patients required sedation and often had to remain in hospital overnight. We anticipate that the new device will reduce the need for any form of sedation, transforming this procedure into a quicker, more routine day procedure."

Dr Anthony said the development marked a substantial advancement in interventional cardiac procedures and represented a significant breakthrough in medical technology.

The mini 3D probe is more than a third smaller than traditional technology
The mini 3D probe is more than a third smaller than traditional technology

Victoria-based Epworth HealthCare is the first hospital group in the country to routinely use the technology for cardiac procedures, having started out with a prototype device before making it more widely available to patients.

The mini 3D probe, suitable for both paediatric and elderly patients, is gently introduced down the throat.

"Having a precise, 3D view is crucial in planning and executing valve-repair procedures," Dr Anthony said.

"With the mini 3D probe, it's most suitable for elderly and frail patients who may be more susceptible to complications from existing technology."

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