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  "documentTitle": "Acutus Medical Inc. (AFIB)",
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  "notes": "The slide highlights the technological superiority of AcQMap's non-contact charge-density mapping over traditional contact mapping methods.",
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      "text": "This is completely different from the product of contact mapping, which is 4-10x lower resolution, only touches the endocardium at a few discrete sources, and can only take snapshots of the chamber one region at a time.",
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      "text": "AcQMap catheter diagram showing electrodes and ultrasound transducers",
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      "text": "In about 3 minutes, the result is not just an activation map but an activation recording that can play back the entire chamber's electrical conduction patterns, in ultra-high resolution, beat-by-beat.",
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      "text": "Using the fundamental laws of electrostatics, physicist Gunter Scharf derived a method to infer the charge densities across the endocardium from the electric field measurements of the catheter.",
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      "text": "Biosense Webster claims a 1mm ultra-high resolution for its CARTO 3 mapping catheter, but that's only at the exact point at which the catheter touches the endocardium, with the radius around that point interpolated. — Footnote 14",
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      "text": "14 Biosense Webster claims a 1mm ultra-high resolution for its CARTO 3 mapping catheter, but that's only at the exact point at which the catheter touches the endocardium.",
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      "text": "Source: Grace, A et al High-resolution noncontact charge-density mapping of endocardial activation",
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