![]() 238000002847 impedance measurement Methods 0.000 description 14.210000002620 Vena Cava, Superior Anatomy 0.000 abstract description 6.210000002837 Heart Atria Anatomy 0.000 abstract description 6.238000005259 measurement Methods 0.000 abstract description 18.238000005755 formation reaction Methods 0.000 claims description 4.230000015572 biosynthetic process Effects 0.000 claims description 4.238000002604 ultrasonography Methods 0.000 claims description 26.239000012530 fluid Substances 0.000 claims abstract description 10.238000001514 detection method Methods 0.000 claims abstract description 24.210000001519 tissues Anatomy 0.000 claims abstract description 72.Publication of US20140343398A1 publication Critical patent/US20140343398A1/en Application granted granted Critical Publication of US9415188B2 publication Critical patent/US9415188B2/en Status Active legal-status Critical Current Anticipated expiration legal-status Critical Links ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from US40818110P external-priority Application filed by CR Bard Inc filed Critical CR Bard Inc Priority to US14/449,061 priority Critical patent/US9415188B2/en Assigned to C. Original Assignee CR Bard Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Stinger Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US14/449,061 Other versions US20140343398A1 Google Patents Bioimpedance-assisted placement of a medical deviceĭownload PDF Info Publication number US9415188B2 US9415188B2 US14/449,061 US201414449061A US9415188B2 US 9415188 B2 US9415188 B2 US 9415188B2 US 201414449061 A US201414449061 A US 201414449061A US 9415188 B2 US9415188 B2 US 9415188B2 Authority US United States Prior art keywords catheter vessel impedance guidance system distal tip Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US9415188B2 - Bioimpedance-assisted placement of a medical device If you’re not satisfied, you can return the device for a refund within 90 days.US9415188B2 - Bioimpedance-assisted placement of a medical device We recommend using CEFALY as directed for at least two months. Sustained, long-term treatment: Because CEFALY works by gradually stimulating and desensitizing the trigeminal nerve, it can take time to see results. ![]() A faint light (turquoise for ACUTE, purple for PREVENT) glows every 30 seconds during treatment to show which mode you’re using. Improved ease of use: Based on user feedback, we extended the battery life to 7 hours and fine-tuned the indicator lights. In a clinical study, 38.1% of CEFALY users saw at least a 50% reduction in migraine days. Proven migraine prevention: Use the 20-minute PREVENT mode daily to reduce the frequency and intensity of migraine symptoms over time. In one clinical study, 79% of acute migraine sufferers saw pain relief following one hour of treatment with CEFALY, and 32% experienced pain freedom. Powerful pain relief: Use the 60-minute ACUTE mode at the onset of a migraine attack to control and relieve migraine pain. ![]() CEFALY Connected features simple, one-button operation and two treatment modes.
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