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By J.D. Houvener
Patent Attorney and Founder

There’s only one country in the world where you still can’t get this test done.

The United States.

That’s what makes this story a little frustrating. You can go to Canada, Mexico, Europe, pretty much anywhere, and access it. But here at home, it’s still waiting on FDA approval, and likely won’t be available until later this year.

When you step back and think about that, it feels a bit backwards. The data exists. The test is being used. Patients are already benefiting from it elsewhere. And yet, here, people are still waiting.


What the Test Actually Does

The test is called EndoSure, and at its core, it’s based on a simple idea: your body is constantly sending signals. When everything is working properly, those signals follow a normal pattern. When something is off, that pattern changes.

We’re not talking about anything dramatic or obvious. These are very low-level electrical signals that come from muscle contractions beneath the skin. Your body is full of them, your gut, your uterus, your organs are always moving in subtle, rhythmic ways.

Most of us never notice it, but it’s happening all the time.

What this device does is capture those signals and analyze them. It looks for patterns that line up with specific conditions. In this case, one of the main conditions is endometriosis, which has been notoriously difficult to diagnose.


Why Diagnosis Has Been So Slow

If you’ve spent any time around this space, you’ve probably heard the same story over and over again.

It takes years to get diagnosed.

Not a few months. Often close to a decade.

That’s a long stretch of time to live with pain and uncertainty, especially when you know something isn’t right but can’t get a clear answer. Patients often move from doctor to doctor, trying different treatments along the way, hoping something will finally stick.

The symptoms don’t make it any easier. Pain, fatigue, digestive issues, those can point to a number of different conditions, so it’s easy to get misdirected early on.

And once that happens, it can take years to get back on the right track.


The Limits of the Current “Gold Standard”

What surprises most people is what comes next.

The current “gold standard” for diagnosing endometriosis is surgery.

Not imaging. Not a simple test.

Surgery.

A physician goes in, looks for the abnormal tissue, and confirms it visually. But even that approach has limits. The accuracy rate is often cited somewhere between 50 and 75 percent.

So after years of waiting, a patient may go through an invasive procedure and still not get a clear or reliable answer.

That’s a difficult tradeoff, risk, cost, recovery time, all without certainty.

This is the gap EndoSure is trying to address. It doesn’t replace everything overnight, but it offers a faster, less invasive way to get meaningful information early in the process.


How the Process Works

The process itself is refreshingly simple.

A few small electrode pads are placed on the abdomen. If you’ve ever had an EKG, it feels familiar, just without the gel. Then you drink a glass of water.

That step isn’t random. The water helps activate movement in the digestive system. Your body starts doing what it naturally does, and as it does, it produces those low-level signals.

The device records them.

From there, the system analyzes the patterns, and within about 30 minutes, you have a result.

No anesthesia. No downtime. No long follow-up cycle.

For many patients, that speed alone changes the experience. Instead of waiting months, or years, you have something concrete to work with in a single visit.


Where the Idea Came From

This didn’t begin with endometriosis.

The original work focused on the stomach, using something called an electrogastrogram to measure how the stomach contracts. That research helped map out normal and abnormal patterns in digestive activity.

But it also led to a broader realization.

If the stomach produces a measurable signal, then other organs likely do as well.

And if those signals change when something is wrong, then maybe those changes can be used to identify disease.

That idea became the foundation for everything that followed.


Not Just Disease, Subtypes

One of the more interesting parts of this approach is how it handles variation.

We tend to think of diseases in simple terms, you either have it or you don’t. But in reality, most conditions exist on a spectrum.

There are subtypes, and those subtypes can behave differently depending on the person.

That’s one reason treatments don’t always work the same way for everyone.

By looking at signal patterns, this method starts to separate those differences. Instead of grouping all patients together, it gives you a way to see how one case might differ from another.

That doesn’t solve every problem, but it gives you a much clearer starting point.


What’s Happening in Endometriosis

With endometriosis, the issue is abnormal tissue growth.

Tissue similar to the lining of the uterus begins to grow outside of it, often in the abdomen or pelvic region. That tissue releases chemicals that interfere with normal muscle activity nearby, especially in the bowel.

As a result, the normal rhythm changes.

A healthy pattern might involve steady, moderate contractions. With endometriosis, those contractions can speed up significantly and become irregular.

That shift creates a recognizable signal.

And that signal is what the device detects.


Why Each Case Looks Different

At the same time, no two cases look exactly alike.

One patient might have a certain pattern, while another shows a different combination of frequencies. The underlying condition is the same, but the expression is slightly different.

That variation has always made diagnosis more difficult.

It’s also part of why treatment can feel inconsistent.

A pattern-based approach helps bring some structure to that variability. It doesn’t eliminate it, but it makes it easier to understand and track.


What the Data Shows

The development of this test wasn’t based on a small dataset.

Over 5,000 patients were studied to confirm that these patterns were consistent and specific to endometriosis. That level of data matters, especially when you’re trying to separate one condition from many others with overlapping symptoms.

There were cases where signals overlapped with other conditions, such as gallbladder issues.

In those situations, the system was refined to focus only on the signal ranges that clearly distinguished endometriosis from everything else.

That kind of refinement is what turns an idea into something clinically useful.


Beyond Diagnosis: Tracking Progress

One of the biggest advantages of this approach is what happens after diagnosis.

Right now, most patients rely on how they feel to judge whether a treatment is working. That can be helpful, but it’s also subjective and sometimes slow to change.

With this test, there’s another layer.

You can track the signal itself.

If the pattern starts to move back toward normal, it’s a strong indication that the treatment is helping. If it begins to shift again, that change can be caught early.

It gives both patients and providers a way to measure progress instead of guessing.


The Personal Story Behind It

There’s also a personal side to this story that’s hard to ignore.

The inventor traces it back to when he was 12 years old. A friend of his was dealing with severe pain during her periods, and no one had answers.

Doctors didn’t know what it was. They couldn’t explain it, and they couldn’t fix it.

He made a promise to himself that he would figure it out someday.

Years later, after developing the test and seeing it used around the world, he went to reach out to her.

She had passed away that summer.

It’s a reminder that behind every innovation like this, there are real people and real stories driving it forward.


A Moment That Says It All

Another example brings that point home.

A young woman had spent years searching for answers. She had been to the emergency room multiple times, seen different specialists, and still had no diagnosis.

At one point, she was told the pain might be psychological.

Her family didn’t accept that. They kept pushing until she was able to take this test.

Within 30 minutes, she had an answer.

Endometriosis.

And just as important, confirmation that her experience was real.

That moment, having a clear answer after years of doubt, can be just as powerful as the diagnosis itself.


The Patent Angle

From an intellectual property standpoint, this is also a strong position.

There are multiple patents covering both the device and the underlying method, detecting these signals and translating them into diagnostic information.

That creates a broad foundation.

And because the concept applies to any organ that relies on muscle activity, the potential applications extend well beyond a single condition.

That kind of platform approach tends to have long-term value.


Why It’s Not in the U.S. Yet

So why isn’t it available here yet?

It comes down to the approval process.

The clinical trials were conducted in the U.S., which is allowed without FDA approval. But bringing a device to market requires a separate process, and that process takes time.

Other countries reviewed the same data and moved more quickly.

The U.S. is still working through its system.

That’s not unusual, but it does create a gap between what’s available globally and what’s accessible locally.


Where Things Stand Now

So for now, we’re in that in-between phase.

The test exists. It’s been studied. It’s being used in other parts of the world.

But in the United States, patients are still waiting for access.

That may change soon, but for now, it remains just out of reach.


Looking Ahead

If this approach continues to develop, it likely won’t stop with endometriosis.

The same concept, reading and interpreting the body’s signals, could apply to other conditions tied to muscle activity and organ function.

That opens the door to earlier detection, better monitoring, and more personalized care.

It’s still early, but the direction is clear.


The Bigger Takeaway

Step back for a moment, and there’s a broader idea here.

Sometimes progress doesn’t come from something entirely new. Sometimes it comes from understanding something familiar in a deeper way.

The body has always been sending signals.

We just didn’t have a reliable way to listen.

Now we do.

And that shift, from guessing to measuring, has the potential to change how diagnosis and treatment are approached going forward.

About the Author
J.D. Houvener is a Registered USPTO Patent Attorney who has a strong interest in helping entrepreneurs and businesses thrive. J.D. leverages his technical background in engineering and experience in the aerospace industry to provide businesses with a unique perspective on their patent needs. He works with clients who are serious about investing in their intellectual assets and provides counsel on how to capitalize their patents in the market. If you have any questions regarding this article or patents in general, consider contacting J.D. Houvener at https://boldip.com/contact/