• Skip to main content
  • Skip to primary sidebar
  • Skip to footer
  • Home
  • Expert Witnessing
  • Technical Consulting
  • Experience
  • Blog
  • Contact

River Sonic Solutions

Expert Witnessing and Technical Consulting in imaging, signal processing and electronics

Medical Devices

Transcranial ultrasound clinical results for mental illness and dementia

By Dr. Chris Daft

Transcranial ultrasound device

  Recently, transcranial ultrasound has been getting some press. This has been a deep interest for a long time so I thought I would write up where the clinical results are at present. I haven’t covered the important work which combines transcranial ultrasound with, for example, cancer drugs. This is only about mental illness and […]

What level of experience is required for expert testimony?

By Dr. Chris Daft

Wassermann, Eric. Transcranial Brain Stimulation. Behavioral Neurology Unit. National Institute of Neurological Disorders and Stroke

Transcranial Magnetic Stimulation (TMS) is a non-drug treatment for illnesses like depression which is gaining clinical adoption after FDA clearance of new protocols such as SAINT. Brain Frequency LLC and Wave Neuroscience Inc. both offer types of personalized TMS involving a pre-procedure electroencephalogram (EEG) assessment. In recent Western District of Texas patent litigation between these […]

The Cybersecurity Sword Hanging Over Medical Device Manufacturers

By Dr. Chris Daft

medical device cybersecurity

Introduction In September 2023, the U.S. Food and Drug Administration (FDA) issued a pivotal guidance document titled Cybersecurity in Medical Devices: Quality System Considerations and Content of Premarket Submissions. This guidance aims to bolster the cybersecurity of medical devices, thus safeguarding patients, healthcare facilities, and the broader healthcare ecosystem from cyber threats. The new regulations […]

Medical device security expert witness: improving critical products

By Dr. Chris Daft

Symbiq medical device

Medical devices — engineering inventions to improve human health — have more than a century of history, with the global medical device market size predicted to exceed $600 billion by 2025. Most products in this market share a common feature: network connectivity.  Figure 1 shows a typical example: even something as mundane as a pump […]

Medical Device Software Standard of Care Expert Witness: Causes, Standards & Issues

By Dr. Chris Daft

medical device

What Medical Device Software is What is medical device software?  And why would its “standard of care” be an important subject? In simple terms, medical device software is a component of, or an accessory to, a piece of electronics that interacts with the human body (see figure 1). “Standard of Care” is a key phrase […]

Next Page »

Primary Sidebar

Dr. Chris Daft

Dr Chris Daft

Dr. Chris Daft is an award winning, Oxford Educated scientist who provides technical consulting and expert witnessing services.
Learn more...

Connect

  • Email
  • LinkedIn
  • RSS
  • Twitter

Quick Links

  • Expert Witnessing
  • SEAK Expert Witness Listing
  • Consultants Network of Silicon Valley
  • LinkedIn

Footer

Company Information

2443 Fillmore St. #380-4039
San Francisco, CA 94115 USA
(833) 860-3966 (toll-free)

Expert Witnessing

expert@riversonicsolutions.com

Technical Consulting

info@riversonicsolutions.com

Connect on LinkedIn

  • LinkedIn

Copyright © 2025 River Sonic Solutions, San Francisco, California · Privacy Policy · Terms and Conditions of Use · Contact Us