Interventional Imaging

A subspecialty of interventional radiology (IR) uses image-guided, minimally-invasive procedures to diagnose and treat various diseases. Interventional radiologists rely on angiography, mobile C-arm and fluoroscopy imaging systems to perform thrombolysis, embolization, biopsies, vascular and other minimally invasive procedures, which can reduce recovery time, risk and costs. Find more IR content on the Society of Interventional Radiology (SIR) page.

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New 'vortex ultrasound' tool shows promise for treating blood clots

The "vortex ultrasound" technique eliminates blood clots with helical ultrasound waves, rather than forward-facing waves.  

DBT guidance produces a significant drop in procedure time during radioseed localization

The savings in time and radiation dose do not come at the expense of surgical outcomes or complications.

The Shimadzu Trinias SCORE Opera Angiography system at RSNA 2022. It offers dose lowering technologies and workflow efficiencies. #RSNA #RSNA22

VIDEO: Shimadzu lowers dose and speeds workflow with new Trinias SCORE Opera angiography system

Sponsored by Shimadzu

Shimadzu Medical Systems USA released the latest version of its Trinias angiography system at the Radiological Society of North America (RSNA) 2022 meeting to address radiation concerns and to help improve workflow.
 

Radiation and workflow concerns addressed in new Shimadzu angiography system

To address radiation concerns by interventionalists and to help speed workflows in cath labs, Shimadzu released new AI features and single button push features for table and C-arm movement. 

Intermittent fluoro method reduces radiation dose during image-guided biopsy

And the method does not come at the expense of diagnostic yield, an uptick in adverse events or increased procedure times.

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Costs of PE interventions are frequently physician-dependent

“Without a clear reference standard technique that optimizes patient outcomes, device selection is based on availability and physician-driven selection, which can substantially impact procedural costs,” authors of a new cost analysis in Clinical Radiology stated.

Newly approved radiation protection system said to reduce exposure by 90%

The U.S. Food and Drug Administration’s latest radiological clearance should come as welcome news to radiologists and cardiologists who perform interventional procedures.

Is stopping antithrombotic therapy prior to image-guide breast biopsy really necessary?

Experts arrived at this conclusion after comparing incidents of hematoma between patients who did and did not receive antithrombotic therapy prior to their procedure.

Around the web

The newly approved PET radiotracer is expected to improve patient care significantly. “We have been able to reach the pinnacle of myocardial perfusion imaging with flurpiridaz," one expert said.

GE HealthCare's flurpiridaz, the PET radiotracer that recently received FDA approval, offers several key benefits over SPECT. Jamshid Maddahi, MD, discussed the details in an exclusive interview. 

Ultrafast MCE could go on to become a go-to treatment option for obstructive coronary artery disease, according to the authors of a new first-in-human clinical study.

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