Radiaction Clinical Validation

Education and research for interventional cardiology and electrophysiology suites.

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Protecting Staff From Scatter Radiation

The Radiaction Dynamic Smart Shield is a groundbreaking solution designed to proactively block radiation at the source, ensuring the utmost protection for the interventional room. Radiaction is clinically supported with extensive lab testing and real-world, peer-reviewed, published literature validating its performance in live clinical settings. The system’s fast, effortless, dynamic operation maintains workflow efficiency and allows complete access to patients during the cath lab procedures.

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First Evaluation in the Clinical Environment

The first real-world clinical use of the Radiaction system was evaluated in PCI catheterization and Electrophysiology (EP) laboratories. The radiation reduction was done throughout the room for PCI and EP procedures (Including CIED).

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Bench Testing and Performance of the Radiaction System

Education and research published in the Eurointervention, this peer-reviewed article summarizes both the Radiaction laboratory tests demonstrating radiation reduction performance, as well as the first data collected in clinical use. Radiation sensors were placed in the medical team's location throughout the room and according to procedure type, representing electrophysiology procedures and those performed in a PCI lab.

  • Lab Settings: Reduction of Radiation Exposure to the Treating Physician’s Head, Neck, and Face*
  • Lab Settings: An Average Radiation Reduction of 90% For All Personnel**
  • PCI Clinical Settings: Radiation Reduction Throughout the Room
  • EP Clinical Settings: Radiation Reduction Throughout the Room

*A novel robotic radiation shielding device for interventional cardiology procedures, Avishag Laish-Farkash1, MD, Ph.D., Cardiology Department, AssutaAshdod University Medical Center, Ben-Gurion University of the Negev, Ashdod, Israel

**Measurements were conducted using Radcal ion chambers and solid-state sensors in a demonstration cath lab at four positions around the C-arm, which represent typical locations for cath lab personnel. For each position, measurements were taken at pelvis/lower body height and head/neck height. A RANDO® anthropomorphic male phantom was utilized to simulate a patient and generate scatter.

Dose rates were measured and compared between the same positions with and without Radiaction’s shield system and without any other radiation protection equipment. Measurements were taken at various C-arm angles, ranging from AP to 80° LAO and 30° RAO, as well as from 30° CRA to 30° CAUD, covering a total of 44 different angles. At each angle, three dose rate measurements were recorded. The average dose rate reduction was calculated for each angle and sensor position, and an overall average reduction was then computed for all measurements taken.

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A Novel Robotic Radiation Shielding Device for Interventional Cardiology Procedures

Avishag Laish-Farkash1, MD, PhD; Emanuel Harari1, MD; Ariel Finkelstein2, MD; Guy Sheinman1, MD; Michael Rahkovich1, MD; Yonatan Kogan1, MD; Eli Israel Lev1, MD

1. Cardiology Department, Assuta Ashdod University Medical Center, Ben-Gurion University of the Negev, Ashdod, Israel; 2. Cardiology Department, Tel Aviv Sourasky Medical Center, Tel Aviv University, Tel Aviv, Israel

Introduction

Fluoroscopy-guided interventional procedures are the leading source of occupational ionising radiation exposure for medical personnel1. The prevailing radiation protection measures for interventional personnel include: reduced radiation imaging systems, personal protective clothing, ceiling-mounted shields and table-skirts. However, interventional personnel continue to be exposed to high cumulative doses of X-ray radiation, which may increase the risk for malignancies1, early development of cataracts2, and orthopaedic problems due to the heavy weight of lead aprons3.

Newer dedicated solutions, such as suspended radiation protection systems4 and a remote-controlled robotic system5,6, provide protection only to the main operator, limit free movement (zero-gravity) and require...

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A Novel Robotic Radiation Shielding Device for Electrophysiologic Procedures: A Prospective Study

Avishag Laish-Farkash, MD, PhD1, Emanuel Harari, MD1, Michael Rahkovich, MD, Yonatan Kogan, MD, Gergana Marincheva, MD, Guy Scheinman, MD, Eyal Ben-Assa, MD, and Eli I. Lev, MD Ashdod, Israel

Introduction

Fluoroscopy-guided procedures are the leading source of occupational ionizing radiation exposure for electrophysiologic (EP) personnel.1 High cumulative doses of X-ray radiation might increase the risk for malignancies,1 early development of cataracts,2 and orthopedic problems due to the heavy weight of lead aprons.3 Reducing high radiation exposure during medical procedures is the principal task of many professional societies and advisory groups.4,5

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Evaluation of a First of a Kind Robotic Radiation Protection Technology to Reduce Scatter Exposure During Diagnostic Procedures and Percutaneous Coronary Interventions

Wojciech E. Krzyzanowski*, Pawel Radecki, Marta K. Szczerbinska, Kamil Dawidczyk, Mikołaj Kosek, Krzysztof Romanik, Wojciech Suchcicki, Dariusz Karwowski, Paweł R. Natkowski

Introduction

Radiation exposure remains a pivotal occupational concern in medical procedures, particularly during fluoroscopy-guided cases such as IC. While various imaging devices are crucial in treating patients, C-arm fluoroscopic machines maintain widespread use due to their ability to assess bone structure, intravascular injections, and needle placement regardless of gauge or insertion angle. This study evaluated the effectiveness of the Radiaction system in providing comprehensive protection to medical personnel during fluoroscopy-guided procedures in an Interventional Cardiology (IC) laboratory. The system confines the imaging beam to block scatter radiation at the source, enhancing safety for the Cath lab staff.

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Robotic Radiation Shielding System Reduces Radiation-Induced DNA Damage in Operators Performing Electrophysiological Procedures

Ziv Sevilya1,4, Michael Rahkovich1, Yonatan Kogan1, Gergana Marincheva1, Michal Cipok2, Vera Hershkovitz2, Erez Barenboim3,4, Eli Israel Lev1,3 & Avishag Laish-Farkash1,3

Introduction

Fluoroscopically guided electrophysiology (EP) procedures expose operators to low doses of ionizing radiation, which can induce DNA double-strand breaks (DSBs) and raise increasing concerns regarding potential health risks. A novel robotic radiation shielding system (RSS) was developed to protect medical staff by encapsulating the imaging beam and blocking scatter radiation. This study aimed to compare the levels of blood lymphocytes expressing DSB markers, pATM and γ-H2AX, in operators performing EP procedures with and without RSS.

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Innovative Radiation Protection System Enables Reduction in the Weight Of Lead Aprons During Electrophysiological Procedures

Avishag Laish-Farkash1, Michael Rahkovich1, Yonatan Kogan1, Gergana Marincheva1, Eyal Ben-Assa1, Ariel Roguin2, Eli I. Lev1

Introduction

Advances in medical technology have increased the use of ionizing radiation in cardiology, particularly in electrophysiology (EP) laboratories and cardiac catheterization laboratories (CCL). While essential for diagnostic and interventional EP procedures, radiation exposure poses long-term risks to medical personnel, including increased malignancy risks, early cataract development, and DNA damage [1, 2]. Indeed, the most active interventional and EP cardiologists had exposures equating to an excess lifetime risk of cancer of 1 in 100 [3], and they are at high risk of developing radiation-induced cataracts [4]. The long-term effects of occupational X-ray radiation on staff can be mitigated by adopting proper radiation protection measures, such as lead aprons and other protective gear [5].

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Know the Risks to the Healthcare Team

In the interventional suite, daily radiation exposure puts physicians and staff at significant risk for radiation-based complications such as cataracts, cognitive degradation, tumors, cancers, thyroid disease, cardiovascular diseases, and fetal exposure. On top of this, the standard heavy lead aprons physicians and staff currently use can lead to an array of orthopedic problems while only offering partial protection.

Dr Ulrika-Birgersdotter-Green-Cardiac-Electrophysiologist-and-Cardiologist-300x300-circle

University of California San Diego Health System

“I think that radiation is a concern when you look at women choosing cardiology and EP as a sub-specialty…there are a number of barriers going into the field, but radiation comes up as a concern every time we talk about this. It’s a very real phenomenon, and women think about it before choosing a specialty.”
Dr. Ulrika Birgersdotter-Green, Cardiac Electrophysiologist and Cardiologist

Education in Innovative Radiation Protection Technology

Is radiation in your lab as low as reasonably achievable (ALARA)? Have confidence that Radiaction will help you minimize your exposure to scatter radiation and stay below your dose limits.

There are three ALARA safety measures to focus on:

  • Time: Minimizing radiation exposure time will reduce the radiation dose.
  • Distance: Increasing the distance between the patient and the radiation source will reduce exposure by the distance squared.
  • Shielding: Using absorber materials such as lead for X-rays and gamma rays effectively reduces radiation exposures.

*Center for Disease Control and Prevention (2022).

*Jaquith, K. (2018). The ALARA Principle: 3 Safety Measures To Follow.

*College of Physicians and Surgeons and the Alberta College of Medical Diagnostic and Therapeutic Technologists.

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