Table 1

Description of anatomy and clinical details of the specimens in the cadaveric study, and terminal catheter locations for the test and control devices

Specimen No (age, height, weight, cause of death/medical history)Aortic archICAICA anatomyControl: SOFIA Plus 2.1F microcatheter+014 microwireTest: Millipede 088 2.1F microcatheter+014 microwireTest: Millipede 088 SOFIA Plus+2.1F microcatheter+014 microwire
1. ≥65 years, 5’11’’, 214 lb, heart failure, strokeType IIILeftS-Siphon, curved cervical courseDistal M1NEDistal M1. Initially C5, snagged at ophthalmic artery. 3MAX required
RightS-Siphon, curved cervical courseDistal M1NEDistal M1
2. ≥65 years, 5’7’’, 156 lb chronic heart failure, colon cancerBovineLeftModerate S-siphon
Prominent ophthalmic Carotid stenosis		C5 - snagged at ophthalmic arteryNEC5 - snagged at ophthalmic artery
RightModerate S-siphon Prominent ophthalmic arteryC5 - snagged at ophthalmic arteryNEC5 - snagged at ophthalmic artery
3. 60-65 years, 5’9’’, 133 lb, aspiration pneumoniaType IILeftSevere S / Ω siphon Acute C3/C4 bendDistal M1Distal M1Distal M1
RightSevere S / Ω siphon Acute C3/C4 bendDistal M1Distal M1Distal M1
4. ≥65 years, 5’7’’, 139 lb, dementiaType ILeftStraight cervical, benign V-siphonDistal M1Distal M1Distal M1
RightStraight cervical, 90⁰ petrous, moderate V-siphonDistal M1Distal M1Distal M1
5. ≥65 years, 5’9’’, 148 lb, prostate cancerType ILeftStraight cervical, C-siphonDistal M1Distal M1Distal M1
RightStraight cervical, C-siphonDistal M1C5 - snagged at ophthalmic arteryDistal M1
6. ≥65 years, 5’4’’, 112 lb COPD, unspecified malignant neoplasmType ILeftCurved cervical,<90⁰ petrous, Ω-siphon with acute C4 bendDistal M1 Initially C5, snagged at ophthalmic artery. 3MAX and Fathom 16 required.Distal M1 Initially C5, snagged at ophthalmic artery. 3MAX and Fathom 16 requiredDistal M1 Initially C5, snagged at ophthalmic. 3MAX and Fathom 16 required
RightCurved cervical,<90⁰ petrous, Ω-siphonDistal M1C5 - snagged at ophthalmic arteryDistal M1

  • COPD, chronic obstructive pulmonary disease; ICA, internal carotid artery; NE, not evaluated.