Sanding and Shaking the Resistance – OCT-Based Calcium Modification
Researchers & Contributors
Richa Sharma
Associate Professor
Department of Cardiology
Shri Guru Ram Rai Institute of Medical and Health Science and Shri Mahant Indiresh Hospital
Dehradun, Uttarakhand, India
Tanuj Bhatia
Professor and Head
Department of Cardiology
Shri Guru Ram Rai Institute of Medical and Health Science and Shri Mahant Indiresh Hospital
Dehradun, Uttarakhand, India
Case Videos
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Video 1A
Angiograms showing: (A) CAG- dominant LCX, patent stent in LCx (done with IVL support), LAD- proximal to mid LAD 90%, with severe calcium in all vessels
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Video 1B
Angiograms showing: (A) CAG- dominant LCX, patent stent in LCx (done with IVL support), LAD- proximal to mid LAD 90%, with severe calcium in all vessels
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Video 2
Runthrough wire exchanged for a Viper wire; OA catheter advanced in Dyna mode. Atherectomy was stopped with an RPM drop >10,000, followed by retrograde atherectomy after crown jump
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Video 3
OCT pullback after orbital: LAD distal showed lumen dimension MLA 1.60 mm2, small calcium facture seen
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Video 4A
Predilation with 2.5 × 13 mm NC Aperta at 16-18 atm; IVL 3.0 × 12 mm 8 cycles of 10 pulses given
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Video 4B
Predilation with 2.5 × 13 mm NC Aperta at 16-18 atm; IVL 3.0 × 12 mm 8 cycles of 10 pulses given
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Video 5A
Angiogram and OCT pullback: LAD distal showed lumen dimension 2.49 mm, MLA 1.55 mm2, and calcium fracture
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Video 5B
Angiogram and OCT pullback: LAD distal showed lumen dimension 2.49 mm, MLA 1.55 mm2, and calcium fracture
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Video 6A
DES 2.5 × 18 mm, DES 3.0 × 38 mm, and post-dilation with 2.75 and 3.0 mm NC balloons from distal to proximal
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Video 6B
DES 2.5 × 18 mm, DES 3.0 × 38 mm, and post-dilation with 2.75 and 3.0 mm NC balloons from distal to proximal
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Video 6C
DES 2.5 × 18 mm, DES 3.0 × 38 mm, and post-dilation with 2.75 and 3.0 mm NC balloons from distal to proximal
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Video 7A
Angiogram and OCT post pullback (LAD proximal-mid) showed: LAD mid are well-expanded and well-apposed stent strut with no dissection, MSA of 6.45 mm2 and 6.68 mm2 (proximal-distal)
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Video 7B
Angiogram and OCT post pullback (LAD proximal-mid) showed: LAD mid are well-expanded and well-apposed stent strut with no dissection, MSA of 6.45 mm2 and 6.68 mm2 (proximal-distal)
Video coming soon
Video 8
Final run