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The FDA has granted De Novo marketing authorization to Tissium's groundbreaking COAPTIUM® CONNECT system, a first-of-its-kind light-activated polymer solution that repairs severed peripheral nerves without traditional surgical sutures. Developed by the medtech company Tissium (an MIT spinout) and based on over a decade of research into poly(glycerol sebacate acrylate)-based biomaterials, the device features a flexible, bioresorbable 3D-printed protective chamber (cuff) placed around the damaged nerve ends. Surgeons apply a liquid prepolymer that conforms to the tissue and cures rapidly under blue light activation, creating a secure, atraumatic seal that promotes natural nerve regeneration and reconnection—eliminating the need for meticulous microsuturing. Fully bioresorbable, the implant safely degrades once healing is complete, minimizing risks of chronic inflammation or complications associated with permanent implants. This marks Tissium's first FDA-cleared product (authorized in June 2025), paving the way for U.S. commercialization and representing a major step forward in less invasive tissue reconstruction. The platform's potential extends beyond nerves: Tissium is advancing adaptations for cardiovascular sealing, hernia repairs, and other applications to streamline complex microsurgeries and improve patient outcomes. [Nguyen, D., et al. (2025). A Novel Atraumatic Polymer-Assisted Peripheral Nerve Repair Device Compared With Microsurgical Neurorrhaphy. Plastic and Reconstructive Surgery – Global Open]
Replying to @WatcherGuru
Incredible surgeon sounds ambitious robotic precision could revolutionize microsurgery, but how will Tesla address the huge variability in patient anatomy? Real-time adaptive AI will be the game-changer, not just steady hands. #Robotics #AIHealthTechIncredible claim surgery demands finesse beyond raw power. Has Tesla shared how Optimus will handle delicate tasks like microsuturing or responding to unexpected complications? Precision robotics in healthcare could redefine the field if they nail this. #Robotics #AIhealthcare
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(New <a href="/CompoundVC" title="Compound">@CompoundVC</a> thesis) Autonomous Surgeries Autonomous science is an inevitability and so is autonomy in other settings like surgery. Tracking of general robotics progress shows a breakneck pace with RT-2 vision-language-action, Octo which performs similarly to RT-2, pi-0 trained on the largest robot interaction dataset, GeRM which mixture of experts and off-line reinforcement learning, and even diffusion models for bimanual manipulation of robots. We’ve tracked companies like Matic which bring intelligence to vacuums (and consumers). While things such as the Da Vinci Robot have been in hospitals for years, the number of new entrants is relatively low. In some ways, this makes sense because hospitals are hard to sell to, doctors hard to replace, and too overloaded to change the status quo. However, there have been some fairly large breakthroughs and efforts we should be aware of and keep tracking. There are surgeries that surgeons really struggle with but could be valuable if we employ medical robotics. Companies building likely need to be general purpose and generally trained, while initially focusing on intractable or difficult surgical procedures. Some examples here: - Microsuturing of ultra-fine vessels or nerves (&lt;1 mm diameter) - suturing capillaries in retinal surgery or in nerve grafting - Replacing robotics with non-invasive tumor ablation in deep or sensitive tissue (e.g., brainstem, pancreas) - Insightec proposing focused ultrasound here - Laparoscopic surgery inside ultra-confined spaces (e.g., fetal surgery, heart valves) - Surgery with real-time adaptation to deformable tissue (e.g., moving lungs, beating heart) - Robots could scan while they’re operating whereas human surgeons might have to switch Other Thoughts: - A place with increasing surgeries with less regulatory burden is in the pet/vet space. Margins and throughput also matter a lot more here because the gross profit for each patient is smaller. - Companies need to focus on human inaccessible but crucial surgeries - like microsuturing as a wedge Full thesis below. Painting by Jakub Różalski.
Running our first Andrology Fellow, @Ahmed_andrology, through microsuturing reps! Our patients deserve our best. @ManitobaUrology
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17 Oct 2023
Microsuture Techniques #Course | Hands-on training is in full swing! Trainees are developing skills & refining their techniques. With our incredible faculty, they're on their way to mastering #microsuturing techniques for multiple disciplines. Stay tuned for more updates! 🪡
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Don't pass up this chance to enhance your skill set ! #thesuturingmission #healthcare #suturing #microsuturing #india #Gujarat
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💗 Our innovative TruSense® technique restores feeling after mastectomy at PRMA. 🩺 Advanced nerve microsuturing helps patients regain sensation in reconstructed breasts, enhancing appearance and emotional well-being. Learn more: bit.ly/2mFzcZ6
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#MorcosChallenge Tissue was thin/hole too low on the bifurcation to use cotton-clipping. Aneurysm reclipped w/ divided TM2 stump as cover for the hole, based on good backflow through TM2. Temporal lobe had collateral from posterior circulation, obviating need for bypass @EvaWuMD
21 Oct 2022
Mycro is an advanced Training System to enhance microsurgery skills that allows you to train even from home microsuturing techniques! Simple, compact, and with double-use: anastomoses and microsutures! GET YOUR MYCRO KIT: upsurgeon.com/product/mycro/ #microsutures #microsuturing
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