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Advances in flexible catheters pave the way for minimally invasive diagnosis and treatment of luminal organs and tubular structures through endoluminal interventions. A key challenge is in establishing non-constraining pressure monitoring…

Medical Physics · Physics 2025-11-04 Xiaotong Guo , Qindong Zheng , Jinshi Zhao , Bing Li , Eric Morgan Yeatman

Metasurfaces, composed of subwavelength electromagnetic microstructures, known as meta-atoms, are capable of reshaping the wavefronts of incident beams in desired manners, making them great candidates for revolutionizing conventional…

Nerve stimulation via micro-electrode implants is one of the neurostimulation approaches which is used frequently in the medical treatment of some brain disorders, neural prosthetics, brain-machine interfaces and also in the cyborg. In this…

Biological Physics · Physics 2019-04-30 Yousef Jamali , Mohammad Jamali , Mehdi Golshani

Focused ultrasound stimulated microbubbles have been shown to be capable of inducing blood flow shutdown and necrosis in a range of tissue types in an approach termed antivascular ultrasound or mechanical ablation. In oncology, this…

Medical Physics · Physics 2022-10-17 Xiaoxiao Zhao , Carly Pellow , David E. Goertz

Designing a robotic system that functions effectively within the specific environment of a Magnetic Resonance Imaging (MRI) scanner requires solving numerous technical issues, such as maintaining the robot's precision and stability under…

Robotics · Computer Science 2026-01-06 Wenhui Chu , Aobo Jin , Hardik A. Gohel

Magnetic Resonance Imaging (MRI) is a well-established modality for pre-operative planning and is also explored for intra-operative guidance of procedures such as intravascular interventions. Among the experimental robot-assisted…

Robotics · Computer Science 2026-01-06 Wenhui Chu , Khang Tran , Nikolaos V. Tsekos

Untethered magnetic millirobots offer significant potential for minimally invasive cardiac therapies; however, achieving reliable autonomous control in pulsatile cardiac flow remains challenging. This work presents a vision-guided control…

In this work, we attempt to optimize the design of an electromagnetic induction device that captures the energy from the arterial wall pulsation for the purpose of powering implantable medical devices. The artery comes through a flexible…

Traditional rigid endoscopes have challenges in flexibly treating tumors located deep in the brain, and low operability and fixed viewing angles limit its development. This study introduces a novel dual-segment flexible robotic endoscope…

A mathematical model is presented for predicting magnetic targeting of multifunctional carrier particles that are designed to deliver therapeutic agents to malignant tissue in vivo. These particles consist of a nonmagnetic core material…

Biological Physics · Physics 2015-06-26 E. J. Furlani , E. P. Furlani

Safe navigation of steerable and robotic catheters in the cerebral vasculature requires awareness of the catheters shape and pose. Currently, a significant perception burden is placed on interventionalists to mentally reconstruct and…

Robotics · Computer Science 2025-06-18 Jared Lawson , Rohan Chitale , Nabil Simaan

To move away from open-heart surgery towards safer transcatheter procedures, there is a growing need for improved imaging techniques and robotic solutions to enable simple, accurate tool navigation. Common imaging modalities, such as…

Robotics · Computer Science 2026-03-03 Max McCandless , Jonathan Hamid , Sammy Elmariah , Nathaniel Langer , Pierre E. Dupont

The following research undertakes a historical review of this technology with specific highlighting of its advancement in medical diagnostics as well as the therapeutic functionality of wireless capsule endoscopy. Without restriction to the…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Thomas Kruezer

Predicting the long-term success of endovascular interventions in the clinical management of cerebral aneurysms requires detailed insight into the patient-specific physiological conditions. In this work, we not only propose numerical…

Neuronavigation is widely used in biomedical research and interventions to guide the precise placement of instruments around the head to support procedures such as transcranial magnetic stimulation. Traditional systems, however, rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Ziye Xie , Oded Schlesinger , Raj Kundu , Jessica Y. Choi , Pablo Iturralde , Dennis A. Turner , Stefan M. Goetz , Guillermo Sapiro , Angel V. Peterchev , J. Matias Di Martino

In cases when it is desirable to transport medication through blood vessels, especially when dealing with brain cancer being confronted with the narrow arteries in the brain, the blood-brain barrier makes the medical treatment difficult.…

Fluid Dynamics · Physics 2023-03-27 Iver Brevik

Artificial microswimmers are a new technology with promising microfluidics and biomedical applications, such as directed cargo transport, microscale assembly, and targeted drug delivery. A fundamental barrier to realising this potential is…

Fluid Dynamics · Physics 2018-06-27 Thomas D. Montenegro-Johnson

Biomedical applications such as targeted drug delivery, microsurgery, and sensing rely on reaching precise areas within the body in a minimally invasive way. Artificial bacterial flagella (ABFs) have emerged as potential tools for this task…

Biological Physics · Physics 2025-05-15 Lucas Amoudruz , Sergey Litvinov , Petros Koumoutsakos

Cardiovascular diseases remain the leading cause of global mortality, with minimally invasive treatment options offered through endovascular interventions. However, the precision and adaptability of current robotic systems for endovascular…

Robotics · Computer Science 2025-12-25 Tudor Jianu

Blockage of blood flow in arteries or veins by blood clots can lead to serious medical conditions. Mechanical thrombectomy (MT), minimally invasive endovascular procedures that utilize aspiration, stent retriever, or cutting mechanisms for…

Applied Physics · Physics 2024-07-29 Yilong Chang , Qi Li , Shuai Wu , Benjamin Pulli , Darren Samli , Paul Yock , Jeremy J. Heit , Ruike Renee Zhao