Play it back: How this Houstonian is leading heart health innovation

HOUSTON INNOVATORS PODCAST EPISODE 246

Revisiting a conversation with Dr. Joseph Rogers, president and CEO of the Texas Heart Institute, on the Houston Innovators Podcast. Photo via texasheart.org

Heart health innovation is at a major moment in history — and Houston is at the center of it.

Last summer, Dr. Joseph Rogers, president and CEO of the Houston-based Texas Heart Institute, joined the Houston Innovators Podcast to share how he came to be at the helm of THI, as well as the incredible technologies the institute is working on to address heart failure, a global epidemic affecting at least 26 million people worldwide, 6.2 million adults in the U.S.

This month, one of THI’s technologies reached a major milestone. BiVACOR, a Houston company successfully implanted the company's first Total Artificial Heart in a human. The device was implanted in the patient on July 9. Eight days later, a donor heart became available and was transplanted into the patient, removing the TAH, establishing the device as a successful bridge-to-heart-transplant solution for patients, THI reported.

In addition to this breakthrough in health tech, THI is focused on addressing Cardiometabolic Syndrome at a new conference on Friday, August 23, in Houston. The full-day symposium will take place in collaboration with Arianna Huffington, the founder and CEO of Thrive Global. Dr. Rogers is co-directing the program with Dr. Stephanie Coulter, medical director for THI Center for Women’s Heart & Vascular Health.


In the episode, Rogers explains why he's bullish on Houston and THI leading heart health innovation alongside other health care organizations — nonprofits, universities, local government — to collaborate in ways never been done before. And THI is dedicated to this mission.

"We should act as a convener," Rogers says. "Houston is the place to do this.

"The reason I think this is such an important community to address this problem is it's the most diverse city in the United States. And I've never lived anywhere or heard of another city that I was so convinced believed they could do anything they set their minds to. It's about making the community aware of the problem and a potential solution — and then working on trying to solve it," he continues. "But I think all of the pieces are here to show the world how to do this at a community level."

The Texas Heart Institute is hosting a conference to educate the health care community about Cardiometabolic Syndrome. Photo courtesy of THI

Houston health care organization to host conference about cardiac health crisis

heartbeat heroes

Cardiometabolic Syndrome (CMS) is a major danger to public health around the world. No one knows this better than the Texas Heart Institute, which will host its first Cardiometabolic Syndrome Conference on Friday, August 23.

The conference’s subtitle, “A population health crisis” brings home the unpleasant reality that many recent projections anticipate drastic growth for the condition.

CMS is a combination of interrelated metabolic maladies that are risk factors not just for cardiovascular disease, but also fatty liver disease and cancer. According to THI, the underlying conditions for CMS may include hypertension, insulin resistance and type II diabetes, elevated serum lipids, and obesity, all increasingly common among the global population.

The conference will address the crisis with the help of Arianna Huffington, the founder and CEO of Thrive Global and former editor in chief of The Huffington Post Media Group. Thrive's behavior change technology may be a possible step in the right direction to prevent CMS.

“We are at a pivotal moment in the fight against cardiometabolic syndrome,” Huffington says in a press release. “This conference is not just a gathering of experts, but a catalyst for innovative thinking and actionable solutions. By integrating diverse perspectives and harnessing the collective expertise of our attendees, we can transform disease prevention strategies and improve health outcomes globally.”

THI experts will both lead the conference and participate in discussions. The co-directors are renowned cardiologists, Dr. Joseph G. Rogers, CEO and president of The Texas Heart Institute, and Dr. Stephanie Coulter, medical director for THI Center for Women’s Heart & Vascular Health. Topics will include screening and treatment guidelines, the impact of CMS on children, and integrating social determinants of health into clinical practice. Health professionals among the attendees will include cardiologists, hepatologists and endocrinologists.

“We must transcend traditional healthcare solutions to effectively tackle the rising burden of cardiometabolic syndrome,” says Rogers. “By bringing together key stakeholders and encouraging collaboration among multidisciplinary healthcare professionals, we aim to ignite groundbreaking ideas and forge novel strategies to combat this pressing health crisis."

Speaking of novel technologies, THI and BiVACOR this month reported that they successfully implanted the company's first Total Artificial Heart in a human at Baylor St. Luke’s Medical Center in the TMC.

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2 Houston space tech cos. celebrate major tech milestones

big wins

Two Houston aerospace companies — Intuitive Machines and Venus Aerospace — have reached testing milestones for equipment they’re developing.

Intuitive Machines recently completed the first round of “human in the loop” testing for its Moon RACER (Reusable Autonomous Crewed Exploration Rover) lunar terrain vehicle. The company conducted the test at NASA’s Johnson Space Center.

RACER is one of three lunar terrain vehicles being considered by NASA for the space agency’s Artemis initiative, which will send astronauts to the moon.

NASA says human-in-the-loop testing can reveal design flaws and technical problems, and can lead to cost-efficient improvements. In addition, it can elevate the design process from 2D to 3D modeling.

Intuitive Machines says the testing “proved invaluable.” NASA astronauts served as test subjects who provided feedback about the Moon RACER’s functionality.

The Moon RACER, featuring a rechargeable electric battery and a robotic arm, will be able to accommodate two astronauts and more than 880 pounds of cargo. It’s being designed to pull a trailer loaded with more than 1,760 pounds of cargo.

Another Houston company, Venus Aerospace, recently achieved ignition of its VDR2 rocket engine. The engine, being developed in tandem with Ohio-based Velontra — which aims to produce hypersonic planes — combines the functions of a rotating detonation rocket engine with those of a ramjet.

A rotating detonation rocket engine, which isn’t equipped with moving parts, rapidly burns fuel via a supersonic detonation wave, according to the Air Force Research Laboratory. In turn, the engine delivers high performance in a small volume, the lab says. This savings in volume can offer range, speed, and affordability benefits compared with ramjets, rockets, and gas turbines.

A ramjet is a type of “air breathing” jet engine that does not include a rotary engine, according to the SKYbrary electronic database. Instead, it uses the forward motion of the engine to compress incoming air.

A ramjet can’t function at zero airspeed, so it can’t power an aircraft during all phases of flight, according to SKYbrary. Therefore, it must be paired with another kind of propulsion, such as a rotating detonation rocket engine, to enable acceleration at a speed where the ramjet can produce thrust.

“With this successful test and ignition, Venus Aerospace has demonstrated the exceptional ability to start a [ramjet] at takeoff speed, which is revolutionary,” the company says.

Venus Aerospace plans further testing of its engine in 2025.

Venus Aerospace, recently achieved ignition of its VDR2 rocket engine. Photo courtesy of Venus Aerospace

METRO rolls out electric shuttles for downtown Houston commuters

on a roll

The innovative METRO microtransit program will be expanding to the downtown area, the Metropolitan Transit Authority of Harris County announced on Monday.

“Microtransit is a proven solution to get more people where they need to go safely and efficiently,” Houston Mayor John Whitmire said in a statement. “Connected communities are safer communities, and bringing microtransit to Houston builds on my promise for smart, fiscally-sound infrastructure growth.”

The program started in June 2023 when the city’s nonprofit Evolve Houston partnered with the for-profit Ryde company to offer free shuttle service to residents of Second and Third Ward. The shuttles are all-electric and take riders to bus stops, medical buildings, and grocery stores. Essentially, it works as a traditional ride-share service but focuses on multiple passengers in areas where bus access may involve hazards or other obstacles. Riders access the system through the Ride Circuit app.

So far, the microtransit system has made a positive impact in the wards according to METRO. This has led to the current expansion into the downtown area. The system is not designed to replace the standard bus service, but to help riders navigate to it through areas where bus service is more difficult.

“Integrating microtransit into METRO’s public transit system demonstrates a commitment to finding innovative solutions that meet our customers where they are,” said METRO Board Chair Elizabeth Gonzalez Brock. “This on-demand service provides a flexible, easier way to reach METRO buses and rail lines and will grow ridership by solving the first- and last-mile challenges that have hindered people’s ability to choose METRO.”

The City of Houston approved a renewal of the microtransit program in July, authorizing Evolve Houston to spend $1.3 million on it. Some, like council member Letitia Plummer, have questioned whether microtransit is really the future for METRO as the service cuts lines such as the University Corridor.

However, the microtransit system serves clear and longstanding needs in Houston. Getting to and from bus stops in the city with its long blocks, spread-out communities, and fickle pedestrian ways can be difficult, especially for poor or disabled riders. While the bus and rail work fine for longer distances, shorter ones can be underserved.

Even in places like downtown where stops are plentiful, movement between them can still involve walks of a mile or more, and may not serve for short trips.

“Our microtransit service is a game-changer for connecting people, and we are thrilled to launch it in downtown Houston,” said Evolve executive director Casey Brown. “The all-electric, on-demand service complements METRO’s existing fixed-route systems while offering a new solution for short trips. This launch marks an important milestone for our service, and we look forward to introducing additional zones in the new year — improving access to public transit and local destinations.”

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This article originally ran on CultureMap.