Invisible Force: MRI Accident Investigations
Invisible Force is an investigative documentary podcast about MRI accidents, patient safety failures, and hidden risks in modern medicine. Hosted by MRI technologist John Posh and safety expert Tobias Gilk, it explores real cases such as patients being pulled into scanners or suffering burns. The show aims to uncover the human decisions, organizational failures, and missed warnings behind these incidents.
Episodes
S3E5 "Who Regulates MRI Safety?: The Redwood City MRI Accident”
California investigated the Redwood City MRI accident. So where is the state’s report—and what authority did it have to investigate in the first place?After an ICU nurse was crushed between a hospital bed and an MRI scanner, investigators from the California Department of Public Health examined what happened and documented serious safety failures on behalf of the federal government. But w
S3E4 "One Citation, 327 Pages: The Redwood City MRI Accident”
Cal/OSHA investigated the Redwood City MRI accident that nearly killed an ICU nurse. The hospital received one citation. But the investigative file ran 327 pages—and buried inside were clues to a much bigger MRI safety story.In this episode of The Invisible Force, John Posh and Tobias Gilk dig into the Cal/OSHA investigation of the 2023 Redwood City Hospital MRI accident, in which an ICU
S3E3 "Who Was Responsible? The Redwood City MRI Accident”
Who was responsible for MRI safety at Redwood City Hospital when an ICU nurse was nearly killed by an MRI scanner?In this episode of The Invisible Force, we take a deep dive into the CMS investigation of the 2023 Redwood City Hospital MRI accident—and uncover a disturbing question about who was actually responsible for keeping the hospital's MRI service safe.The CMS report found problems
S3E2 - Silence Descends: The Redwood City MRI Accident
The MRI accident nearly killed a nurse. But in the days afterward, it seemed as if almost nobody wanted to talk about it.When The Invisible Force began investigating the 2023 MRI accident at Redwood City Hospital, the story was strangely absent from local news—even though photographs of the ICU bed stuck to the MRI scanner were circulating through professional radiology communities.Hospit
S3E1 - Crushed by the Magnet: The Redwood City MRI Accident That Nearly Killed a Nurse
A botched patient transfer. A nurse new to the hospital. An MRI technologist trying to recover a schedule already thrown into chaos. Then, in less than a second, a 500-pound ICU bed became a missile!In the Season Three premiere of The Invisible Force Podcast, we investigate the 2023 MRI accident at Redwood City Hospital in California—an incident that left a nurse critically injured after
S2E3 "MRI Safety Week Special: The Michael Colombini Legacy—and Why MRI Safety Still Isn't Required"
Twenty-five years ago, the death of six-year-old Michael Colombini in a tragic MRI accident shocked the radiology world and forever changed how healthcare professionals think about MRI safety. The accident inspired the American College of Radiology's first MRI safety guidance, launched the modern MRI safety movement, and transformed best practices around the world.But here's the question
S2E2 "From Surgery, to Disaster, to Lawsuit: The MRI Accident That Exposed Flaws in Radiology and Launched a Million-Dollar Medical Malpractice Suit"
A six-year-old boy survives brain tumor surgery and is preparing to go home. Then a routine MRI turns into one of the most infamous accidents in medical history.In this episode of the Invisible Force podcast, we continue our investigation into the mystery of the 2001 MRI accident that claimed the life of Michael Colombini at Westchester Medical Center in New York. After an oxygen system f
S2E1 “The Original Fatal MRI Accident”
The O.G. fatal MRI accident - that reshaped MRI safety best practices around the world - happened in 2001 at Westchester Medical Center in New York. This second series from Invisible Force takes you back to that accident, recreating the accident that wound up killing six-year-old Michael Colombini. While many in radiology know the headline of the most infamous deadly MRI accident, surpris
S1E12 "Au Revoir"
In July, 2025, Keith McAllister died in an MRI accident at Nassau Open MRI that was both anticipatable and preventable. What has the State of New York done in the intervening year to make MRI safer in their state? This episode tries to answer that question, and gives you a sneak-peek at our upcoming episodes.The New York State Department of Health gaslit our hosts, pretending there was an
S1E11 “Protect Yourself”
All of these agencies and organizations promise to ensure quality & safety of medical care… do they actually do this for MRI safety? And if they don’t, what can we do to help make sure that the people we love are getting MRI exams at places that take our safety seriously?In this episode our hosts change the focus from the MRI death of Mr. Keith McAllister and Nassau Open MRI to each o
S1E10 “MRI Safety Expert Witnesses”
OK, it was a horrible MRI accident, but does that mean that there’s no accountability? In this episode our hosts break down the errors they’ve seen, as well as offering their takes on what they believe both civil and criminal liabilities might be.In this episode our hosts, John Posh and Tobias Gilk, put on their pretend lawyer or MRI expert witness hats and discuss what legal duties or li
S1E9 "Once More… From The Beginning"
After months of wild-goose chases, obfuscation, and gaslighting, our hosts are feeling more confident in the details of our fatal MRI accident story that they’ve been able to dig up. This episode features a retelling of the events of the death of Keith McAllister at Nassau Open MRI, informed by the investigations of the past several months, with many of the original holes filled in.Where
S1E8 “Nassau Open MRI”
In October of 2025, Nassau Open MRI out on Long Island, NY, formally closed up shop. Earlier they had deactivated their website, now they were officially closing their doors. They also weren’t talking to us. We had pretty much given up hope of getting anything from them until a remarkable employee of theirs interrupted one of Toby’s talks to ‘out’ themselves!Here we learn about the 2025 A
S1E7 “Supporting Cast of Litigants"
After Mr. McAllister got drawn into the MRI scanner, the situation went from ‘bad’ to ‘worse’ when the quench button purportedly failed to turn off the MRI’s magnetic field. This episode delves into the quench button and its function… who made it… who installed it… who maintained it… and what liabilities they might face.In MRI safety, the quench button is the last resort when accidents ha
S1E6 “McAllister Estate”
This episode focuses-in on the accounts of the actions of Mr. Keith McAllister, as well as the actions of family in the immediate aftermath of the fatal MRI accident that took Mr. McAllister’s life. This includes the family hiring two law firms, and the results of the Nassau County Police Department’s homicide investigation, and its referral to the District Attorney's office.As this deadl
S1E5 “MRI Safety Regulation”
As the Long Island neighbors said, “that should never happen,” and, “someone should be responsible.” So who had responsibilities to make sure that Nassau Open MRI was being run safely, and protecting the public from fatal MRI accidents? Between the feds, the State of New York, and Nassau County, *somebody* had MRI safety rules… right?In this episode we take close looks at the MRI safety p
S1E4 "He went limp in my arms!”
Finally! After an hour of trying to extract him from being trapped in the MRI, they’re able to get him out and rush him to the hospital. In the next 24-hours, however, the stakes of this accident are going to be raised, significantly. In this episode of the Invisible Force we’ll learn about the day following the accident, setting the stage for the next part of this story.Everyone at Nassa
S1E3 “3rd Party Service”
The man is trapped in the MRI scanner - with the chain around his neck, steadily being choked to death by this steel constrictor - and the last-resort tool to get him free, the quench button, doesn’t work. In order to get him free, it appears that they’re going to have to come up with some kind of miracle! This episode of the Invisible Force tells the story of whether they did.With the ‘e
S1E2 “Emergency Services Dispatch”
No number of first-responders could have pulled him out of the MRI scanner with that steel chain wrapped around his neck. While Mr. McAllister was being choked, why did it take so long to get him out? And why didn’t they just turn the MRI off? The Invisible Force podcast brings you along as we all discover together.According to information from the family, Mr. Keith McAllister was inside
S1E1 “The 9-1-1 Call”
Join us for this brand new podcast series exploring a fatal MRI accident that occurred in 2025. This first episode drops you straight into the story of a tragic (and preventable) MRI death of a man named Keith McAllister, prompting questions of ‘how could this have happened?’ and ‘could this happen again?'This series is dedicated to promoting MRI safety for patients, healthcare workers, a
Coming Soon: The Invisible Force Podcast
In July 2025, a man accompanied his wife for her MRI exam. How did he wind up dead?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
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