Innovative Seismology Method Enhances Ultrasound Imaging Accuracy for Critical Care

Scientists from Colorado State University and the University of São Paulo have developed a groundbreaking approach to improve ultrasound imaging, paving the way for safer and more effective patient monitoring in intensive care and emergency settings. The challenge in using ultrasound computed tomography (USCT) has been the difficulty in accurately locating sensors during patient movement, which affects image resolution. By applying a seismological technique known as static correction—traditionally used in earthquake and Earth interior studies—the interdisciplinary team devised an algorithm to precisely estimate sensor positions in real-time. This mathematical method corrects for changes in sensor positioning caused by patient movement, body shape, and breathing, leading to clearer and more detailed ultrasound images. The team’s research, published in IEEE Transactions on Biomedical Engineering, involved extensive simulation and experimentation with ballistic gel torsos resembling human tissue, and shows promising results for clinical application. This advancement brings USCT closer to becoming a portable, radiation-free alternative to X-ray CT scans, especially valuable for bedside monitoring of lung health and other internal conditions. With ongoing development, USCT could significantly enhance rapid diagnosis and treatment, reducing risks associated with patient transport and exposure to ionizing radiation. This innovative adaptation of seismic imaging techniques exemplifies the profound impact of interdisciplinary collaboration and fundamental science in advancing medical technology. Source: https://medicalxpress.com/news/2025-06-seismology-technique-ultrasound-imaging-problem.html