Apr 02, 2018 ivus andor oct series can be recorded up to 10 cm of the vessel length or up to 20 s of imaging. It has much better resolution, with 10x the axial and lateral resolution of ivus. Intravascular optical coherence tomography medical. Ostial lesions are more easily evaluated with ivus as noted previously. New technologies and vendors enhance oct and ivus imaging in the cath lab. Coronary ivus intravascular ultrasound philips healthcare. The opticross hd 60 mhz imaging catheter provides increased stent visibility with clearer resolution to confirm adequate stent apposition to vessel wall. Complex pci ivus catheter opticross hd boston scientific. All analyses were conducted with sas software, version 9.
Ivus use group reported a significant reduction in mi 38%, st 53%, mace 35%, and tlr. Optical coherence tomography oct is a novel intravascular. Oct has been shown to provide image resolution 10 times greater than intravascular ultrasound ivus imaging systems and 20 times faster image capture. Optimize your approach with ivus and the polaris multimodality guidance system. The imaging system is composed of laser source, oct circuits, ultrasound pulserreceiver pr, digitizer, computer, as well as custom built software. Ivus for the assessment of coronary lesion severity and op. Ivus and optical coherence tomography oct are commonly used methods, while newer spectroscopic methods are under development. Coregistration provides a powerful combination of angiographic roadmap and intravascular details using indec medical systems sophisticated, marketleading ivus oct analysis software and pie medical imaging s popular, marketleading qca software.
Ivus and oct are safe and feasible to use in modern cardiac catheter laboratory practice. The imaging system is composed of laser source, oct circuits, ultrasound pulser receiver pr, digitizer, computer, as well as custom built software. It allows the application of ultrasound technology, such as piezoelectric. The business also offers a suite of peripheral therapeutic devices. Hiq off imaging equivalent to systems with software versions prior to v. However, interventionalists should not rush to trade in their intravascular ultrasound ivus systems, said michael r.
Intracoronary imaging, intravascular ultrasound, optical coherence tomography. Assessments of lipid plaque and thrombus with a novel highdefinition 60mhz ivus imaging system. Dec, 2010 the fda cleared the first optical coherence tomography oct intravascular imaging system in the united states last spring. Oct has a much faster rotational and pullback speed, and data acquisition only takes 2. Aetna considers intravascular optical coherence tomography oct experimental and investigational for any indications, including the following because of insufficient evidence of its effectiveness. By clicking on the link, you will be leaving the official royal philips healthcare philips website. In the hands of an experienced operator, imaging can be done rapidly with minimal or no complications.
Crosssectional images help assess presence and extent of disease, plaque geometry and morphology, guide wire position during lesion crossing, and stent position posttreatment. Soon after the clearance of lightlabs system, the company was purchased by st. Philips intravascular ultrasound ivus imaging offers advanced visualization that enables you to tailor your treatment for every patient. The imaging system is composed of several hardware units as well as custom built software, responsible for controlling transmitting, receiving, and processing ivus and oct signals. Understanding intravascular ultrasound ivus systems daic. Pie medical imaging bv has released its caas intravascular software for analysis of intravascular ultrasound ivus and optical coherence tomography. The more than two decades between these two technologies makes comparison difficult. Jun, 2016 intravascular oct has the advantage of automatically segmenting all frames and identifying automatically minimal stent area. To obtain corresponding images of ivus and fd oct, the measured. The study goal was to evaluate outcomes in patients undergoing pci with ivus use versus no ivus use.
Partner with boston scientific to master coronary physiology and ivus using the polaris multimodality guidance system. Sep 16, 2011 likewise, optical coherence tomography is now playing a major role in interventional cardiology 1822. In vivo comparison between optical coherence tomography and. The principle of ivus imaging is based on the ultrasound. Background accurate luminal measurement is expected in fd oct because this technology offers high resolution and excellent contrast between lumen and. Intravascular imaging by intravascular ultrasound ivus or oct. May 18, 2011 oct has limitations where ivus can still offer superior imaging. Hiq level 2 imaging with an even darker and finer blood speckle appearance than in the level 1 mode. Intravascular photoacoustic imaging using an ivus imaging. Like intravascular ultrasound ivus, intravascular oct is unable to. Competing intravascular imaging modalities include optical coherence tomography oct, intravascular mri and nearinfrared spectrometry. Mla and mld were estimated at the same location in fd oct and ivus. Optical frequency domain imaging ofdi is a recently developed, lightbased. Advances in intravascular imaging imaging technology news.
Through our partnership, you have access to an impressive cadence of pci guidance products and programs to make smart, fast, and accurate treatment decisions. The aim of this study was to evaluate the safety and feasibility of intracoronary imaging with oct in the clinical setting. The proximal end of the catheter is attached to computerized ultrasound equipment. Intravascular ultrasound intracoronary imaging icr journal.
Welcome philips volcano, a philips business, is a global leader in physiology and intravascular imaging for coronary and peripheral applications. Intravascular imaging optical coherence tomography oct. A 60 mhz wideband transducer increases lateral and axial resolution for superior image quality to. Does optical coherence tomography optimize results of stenting. Intravascular ultrasound ivus is a medical imaging methodology using a specially designed catheter with a miniaturized ultrasound probe attached to the distal end of the catheter. Ivus guidance lead to the use of larger stents or balloons, more postdilatation, additional stents, or higher pressures in 74% of patients resulting in lower rates of st, mi, and tlr.
Fujimoto developed this technology during the 1990s with initial ophthalmologic applications that led to the first oct based imaging catheter used in a coronary artery, with the first inman report published in 2001. Ivus and oct are safe and feasible to use in modern cardiac. Intravascular ultrasound ivus is a catheterbased imaging technology that allows physicians to visualize blood vessels from the inside out. Caas ivus oct intravascular software preoperative coronary assessment and post pci followup with caas intravascular. Image acquisition is similar with both techniques, except for the need to displace the blood pool prior to oct imaging, which is required because light is rapidly attenuated by blood.
Optical coherence tomography has greater resolution but has not yet been compared with ivus in vivo with histological correlation for validation. The optis integrated system and mobile system with optis software combined with dragonfly duo or dragonfly optis imaging catheter are intended for the imaging of coronary arteries and are indicated in patients who are candidates for transluminal interventional procedures. Ivus provides detailed and accurate measurements of lumen and vessel size, plaque area and volume, and the location of key anatomical landmarks. Any links to thirdparty websites that may appear on this site are provided only for your convenience and in no way represent any affiliation or endorsement of the information provided on those linked websites. Integrated ivusoct imaging for atherosclerotic plaque. Intravascular optical coherence tomography oct has recently been proposed as a highresolution imaging tool for plaque characterization in the coronary arteries. View the unique features and intuitive workflow of our polaris ffr software, designed in partnership with clinicians.
The most popular ivus and oct analysis software in the world. Proposals for future generations of ivus includes building transducers into stent and angioplasty balloon catheters for better navigation in vessels and easier post procedure imaging. Objectives the aim of this study was to investigate the reliability of frequency domain optical coherence tomography fd oct for coronary measurements compared with quantitative coronary angiography qca and intravascular ultrasound ivus. Ivus images were analyzed with the echoplaque software indec, santa clara, california.
Clinical evidence for pci guided by ivus, oct, angiography. Aptivue software, used with abbotts optis integrated system, offers stateof theart coronary physiology and optical coherence tomography oct imaging. Jun 10, 2016 ivus may not be clinically warranted in all interventions, and should be seen as an adjunct to angiography. Update on ffr, oct, and ivus cardiac interventions today. Intravascular oct in pci american college of cardiology. Caas ivus oct intravascular software preoperative coronary assessment and post pci followup with caas intravascular analyze your ivus and oct data immediately after the pullback has finished or easily access the data at another convenient time. This left 1,272 lesions in 1,007 patients who underwent both oct and ivus imaging before pci. Ziad ali, rich shlofmitz, ulf landmesser and jonathon hill discuss application of optical coherence tomography oct intravascular imaging in daily practice for percutaneous coronary interventions and address such questions as contrast use, cost, procedural time and recommendation on using oct in the cath lab.
Intravascular optical coherence tomography iv oct is an imaging modality invivo based on the introduction of an intravascular catheter for viewing the inner wall of blood vessels with a spatial. Intravascular ultrasound versus optical coherence tomography. A multicenter randomized trial in percutaneous coronary intervention ilumien iii. Jan, 2016 ivus and oct are safe and feasible to use in modern cardiac catheter laboratory practice.
Oct compared with ivus in a coronary lesion assessment jacc. Both systems offer an anatomic assessment of the vasculature, but oct is a leap forward in assessing coronary vessels from an anatomic standpoint. Get the answers not apparent from angiography alone by using ivus in your treatment strategy. Preoperative coronary assessment and post pci followup with caas intravascular. In vivo calcium detection by comparing optical coherence. Aptivue software, used with abbotts optis integrated system, offers stateoftheart coronary physiology and optical coherence tomography oct imaging. Oct offers better image quality, but ivus still has niche applications. Methods intravascular ultrasound and oct were performed with motorized pullback imaging in 6 pigs across 33 stents, 1 month after implantation. There are many advantages to using optical coherence tomography oct intravascular imaging. Ivus catheters, enhanced software features and better system control tools. Optis tm integrated system, mobile system, software indications.
Novasight hybrid intravascular ultrasound and optical. Oct is a noncontact, lightbased imaging method utilizing newly developed fiberoptic technology fig. Jude acquires lightlab, oct imaging imaging technology news. Oct has limitations where ivus can still offer superior imaging. Optical coherence tomography imaging of everolimuseluting bioresorbable vascular scaffold implanted into coronary vein graft at 3month followup. Intravascular optical coherence tomography ivoct is an imaging modality invivo based on the introduction of an intravascular catheter for viewing the. Analyze your ivus and oct data immediately after the pullback has finished or easily access the data at another convenient time. May 23, 2018 the recent optical coherence tomography compared with intravascular ultrasound and angiography to guide coronary stent implantation. Intravascular ultrasound ivus is a catheter based system that allows physicians to acquire images of diseased vessels from inside the artery. Inventory management, analytics software, cardiology, cath lab. Patients were then excluded from the analysis if the lesions required balloon angioplasty before imaging or if the oct and ivus images could not be coregistered. This issue of interventional cardiology clinics, edited by matthew j. Ivus provides information about vessel morphology, plaque topography, and therapeutic outcomes that is often either equivocal or unavailable in angiographic images. Qca, ivus and oct in interventional cardiology in 2011.
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