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July 8, 2025

Mendaera Receives FDA 510(k) Clearance for Handheld Robotic System

Media Inquiries
Michelle Stevens
Media@mendaera.com

The platform combines real-time ultrasound with a robotic arm to increase the precision of common needle-based procedures, while reducing the costs of care delivery and supporting better patient outcomes

Mendaera, Inc., a healthcare technology company, announced it has received U.S. Food and Drug Administration (FDA) 510(k) clearance for its handheld robotics platform which combines real-time ultrasound imaging with a robotic arm designed to help clinicians place needles for common procedures more precisely and consistently. Mendaera’s technology is cleared for commercial use in all ultrasound-guided needle-based procedures, with an initial rollout in urology.

In the United States, an estimated 200 million needle-based procedures are performed annually. However, just 20% of providers perform the majority of these interventions, in part due to the complexity of mastering the required skillset. With traditional freehand techniques, even experienced specialists achieve only a 37% first-stick accuracy rate, which means health systems often need to rely on only the most experienced specialists to perform needle-based procedures. This, in turn, can increase the cost of care delivery, lead to critical levels of provider burnout, and to delays in patient care.

“Surgical robots have long been confined to the operating room due to size and cost, limiting their widespread adoption,” said Josh DeFonzo, Co-founder and CEO of Mendaera. “With Mendaera’s FDA clearance, higher-frequency procedures – like biopsies, nerve blocks, and placing catheters – can be performed in a diversity of care settings, allowing healthcare systems to improve the quality of care and deliver it more efficiently.”

Mendaera’s provider-guided robot attaches to an ultrasound probe, freeing up the other hand to choose a target by tapping it on a touchscreen. The robot then calculates the optimal trajectory and depth of the needle, compensating for patient and provider motion, and when the provider is ready, they deploy the robot to insert the needle.

Early studies demonstrate the system’s significant impact on precision, with novice providers improving first-attempt success rates from 12% to 73% and experienced providers improving 
from 37% to 83%.


"Inserting an instrument into a patient using ultrasound has long been akin to finding a needle in a haystack,” said Jason Wilson, Ph.D., Co-Founder and Chief Technology Officer of Mendaera. “Mendaera’s combination of handheld robotics and features like anatomy recognition, instrument depth tracking, and telepresence are designed to empower clinicians of all skill levels to confidently achieve first-stick success, freeing experienced specialists for the most intricate cases where their expertise is indispensable."

The Mendaera system will initially be rolled out to support the treatment of Percutaneous Nephrolithotomy (PCNL), which requires a minimally invasive procedure to remove kidney  stones. Due to wide variations in individual kidney shape and anatomy and the need to precisely locate the kidney’s collection site, this procedure requires meticulous technique and experience to avoid damaging surrounding tissues.

“There is an immediate need for technology that can improve the accuracy and efficiency of common urological procedures like PCNL,” said [Dr. Stern/Chi] “By incorporating robotics like Mendaera, we can have a significant and immediate impact on healthcare system operations and increase positive patient outcomes.”

The company also plans to expand its platform’s application to other areas, such as interventional radiology, emergency medicine, and anesthesia.

For more information, please visit www.mendaera.com


About Mendaera

Mendaera’s vision is to digitize clinical judgment and technical expertise, making high-quality care available for every patient at every care facility. Its FDA-cleared platform combines robotics, real-time imaging, and connectivity to enable intervention at scale. Based in Silicon Valley, Mendaera is backed by leading investors and includes a leadership team successful in taking early-stage medical technology companies through to successful exits including Auris Health.

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If you need another copy of the Instructions for Use (IFU) for your Focalist™ System, we’re happy to help. As a reminder, the IFU was originally provided via email at the time of purchase.

If you’d like an additional copy, please contact our Customer Care team at customercare@mendaera.com, and we’ll be glad to provide it.

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Press Releases

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July 8, 2025

Mendaera Receives FDA 510(k) Clearance for Handheld Robotic System

Michelle Stevens
Media Inquiries
Media@mendaera.com

The platform combines real-time ultrasound with a robotic arm to increase the precision of common needle-based procedures, while reducing the costs of care delivery and supporting better patient outcomes

Mendaera, Inc., a healthcare technology company, announced it has received U.S. Food and Drug Administration (FDA) 510(k) clearance for its handheld robotics platform which combines real-time ultrasound imaging with a robotic arm designed to help clinicians place needles for common procedures more precisely and consistently. Mendaera’s technology is cleared for commercial use in all ultrasound-guided needle-based procedures, with an initial rollout in urology.

In the United States, an estimated 200 million needle-based procedures are performed annually. However, just 20% of providers perform the majority of these interventions, in part due to the complexity of mastering the required skillset. With traditional freehand techniques, even experienced specialists achieve only a 37% first-stick accuracy rate, which means health systems often need to rely on only the most experienced specialists to perform needle-based procedures. This, in turn, can increase the cost of care delivery, lead to critical levels of provider burnout, and to delays in patient care.

“Surgical robots have long been confined to the operating room due to size and cost, limiting their widespread adoption,” said Josh DeFonzo, Co-founder and CEO of Mendaera. “With Mendaera’s FDA clearance, higher-frequency procedures – like biopsies, nerve blocks, and placing catheters – can be performed in a diversity of care settings, allowing healthcare systems to improve the quality of care and deliver it more efficiently.”
Mendaera’s provider-guided robot attaches to an ultrasound probe, freeing up the other hand to choose a target by tapping it on a touchscreen. The robot then calculates the optimal trajectory and depth of the needle, compensating for patient and provider motion, and when the provider is ready, they deploy the robot to insert the needle.
Early studies demonstrate the system’s significant impact on precision, with novice providers improving first-attempt success rates from 12% to 73% and experienced providers improving 
from 37% to 83%.

"Inserting an instrument into a patient using ultrasound has long been akin to finding a needle in a haystack,” said Jason Wilson, Ph.D., Co-Founder and Chief Technology Officer of Mendaera. “Mendaera’s combination of handheld robotics and features like anatomy recognition, instrument depth tracking, and telepresence are designed to empower clinicians of all skill levels to confidently achieve first-stick success, freeing experienced specialists for the most intricate cases where their expertise is indispensable."
The Mendaera system will initially be rolled out to support the treatment of Percutaneous Nephrolithotomy (PCNL), which requires a minimally invasive procedure to remove kidney  stones. Due to wide variations in individual kidney shape and anatomy and the need to precisely locate the kidney’s collection site, this procedure requires meticulous technique and experience to avoid damaging surrounding tissues.

“There is an immediate need for technology that can improve the accuracy and efficiency of common urological procedures like PCNL,” said [Dr. Stern/Chi] “By incorporating robotics like Mendaera, we can have a significant and immediate impact on healthcare system operations and increase positive patient outcomes.”
The company also plans to expand its platform’s application to other areas, such as interventional radiology, emergency medicine, and anesthesia.

For more information, please visit www.mendaera.com

About Mendaera

Mendaera’s vision is to digitize clinical judgment and technical expertise, making high-quality care available for every patient at every care facility. Its FDA-cleared platform combines robotics, real-time imaging, and connectivity to enable intervention at scale. Based in Silicon Valley, Mendaera is backed by leading investors and includes a leadership team successful in taking early-stage medical technology companies through to successful exits including Auris Health.

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Mendaera Receives FDA 510(k) Clearance for Handheld Robotic System

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July 8, 2025

Pioneering a new category of robotics in healthcare, Mendaera’s Focalist™ System, cleared for precise instrument placement during ultrasound-guided procedures, is poised to transform one of medicine’s most common and critical techniques

SAN MATEO, CA – July 08, 2025 – Mendaera, Inc., a healthcare technology company focused on developing robotics that can be deployed universally in medicine, today announced that it has received U.S. Food and Drug Administration (FDA) 510(k) clearance for its handheld robotic system, Focalist™. The novel system is designed to simplify and enhance the precision of ultrasound-guided needle placement—a technically demanding procedure performed across many specialties and care settings. The company is commencing a limited launch with select medical institutions with an initial focus in urology.

Image-guided procedures involving the placement of needles or other common interventional instruments are a cornerstone of medical care, used in hundreds of millions of patient encounters globally each year. Despite being commonplace, successful procedures are highly dependent on the operator’s coordination, spatial judgment, and experience – skills that are hard to acquire and vary significantly across providers and institutions, leading to inconsistent patient experiences and system-wide inefficiencies.

“Precise placement of needles to perform a wide range of procedures — organ access, biopsies, vascular access, or therapy delivery, as examples — is a very challenging, but foundational technique that underpins most patient care journeys,” said Josh DeFonzo, co-founder and CEO of Mendaera. “Our mission is to ensure that these procedures are delivered safely and efficiently across the healthcare system by enabling more providers with the confidence needed to perform these techniques. Robotics have been shown to increase provider capabilities in complex procedures, and we intend to demonstrate that the same can be true in everyday care.”

Focalist™ is designed to support precise and consistent needle placement across a breadth of users and clinical settings. The system integrates handheld robotics, real-time ultrasound imaging, and advanced software that makes medical procedures more approachable. Focalist™ features touchscreen targeting, robotic needle positioning, and continuous needle depth-tracking, to enable a reproducible procedure experience.

“Simplifying ultrasound-guided percutaneous access is one of the most impactful ways to improve efficiency, safety, and independence in urology and beyond,” said Dr. Gerhard J. Fuchs, Professor of Clinical Urology at the University of Southern California. “Ultrasound guidance offers the benefits of reduced radiation and better visualization of key anatomy, and when paired with robotics, can lower the barrier to precise access and instrument placement. Mendaera’s platform represents a meaningful evolution - one with the potential to broaden access to minimally invasive procedures and elevate the standard of care.”

Mendaera will initiate a limited launch of its Focalist™ System in leading institutions during 2025, supporting procedures in urology such as percutaneous nephrolithotomy (PCNL), where precise access to the kidney is required, and expanding to other specialties thereafter. The company anticipates full commercialization of its Focalist™ System in 2026.

About Mendaera
Mendaera is building a new category of handheld robotics designed to make precision more accessible across healthcare. With its Focalist™ System, combining real-time imaging with intuitive, handheld robotic control, Mendaera aims to support clinicians in delivering consistent, high-quality care across a broad range of minimally invasive procedures and settings. Based in Silicon Valley, CA, the company is backed by leading investors and a leadership team successful in taking early-stage medical technology companies through to successful exits, including Auris Health. Mendaera's Focalist™  System has been cleared for use in the USA to provide guidance for precise instrument placement of common interventional devices by positioning the device relative to the ultrasound transducer and the resulting image during a diagnostic or therapeutic procedure. This guidance system is intended for use with pediatric and adult patients. Mendaera.com

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Media Contact

Michelle Stevens

Director, Marketing Communications

Media@Mendaera.com

Contact Us

Be part of the next wave.

Sign up for updates, exclusive demos, and early opportunities to explore the future of robotic-guided access.

If you need another copy of the Instructions for Use (IFU) for your Focalist™ System, we’re happy to help. As a reminder, the IFU was originally provided via email at the time of purchase.

If you’d like an additional copy, please contact our Customer Care team at customercare@mendaera.com, and we’ll be glad to provide it.

Select an Option
Thank you! Your request has been received!
Oops! Something went wrong while submitting the form.