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Category Head-mounted devices
Developer STX-Med
Announced 2014[1]
Released Consumers: 2015[2]
Price 295 USD [3]
Weight 45.4 g [4]
Dimensions mm
Controls smartphone

Cefaly is head-mounted wearable device developed in purpose to treat and prevent migraine.

Main characteristics

The Cefaly neurostimulator has two forms according to position of the electrode:[6]

1. Forehead electrode - device consists of the headband with the electrode built in. The electrode impacts through the forehead. The whole headband device is available for 295 €[3]. However, customer can buy one package containing three electrodes for 19 €[6].

2. Occipital electrode - inbuilt in the "Arnold kit". Its name comes from Arnold (Occipital) neuralgia. The electrode is placed on occipital bone with the assistace of the special headband. It is available for 69 €.[6]

Occipital electrode called "Arnold kit" meant to treat occipital neuralgia[7].[6]

Official website provides the manual with information how to use these products.[8]

In the UK and Ireland, The company also offers Cefaly to rent for 49 € per 2-month trial period. This is possible only on condition of paying the 295 €. If customer is dissatisfied, the company will pay him/her back 246 €.[9]


The electrode sends electrical impulses through the skin to branches of the trigeminal nerve.

Company & People

STX-Med company


Pierre Rigaux

Pierre-Yves Muller

Important Dates

2004 - Foundation of STX-Med, which was later named Cefaly.[1]

Ethical Issues

Health Risks

Right on the official page of Cefaly side effects are stated.[2] Company claims, that side effects appear in 4,3% of patients, mentioning most common as intolerance to the feeling of Cefaly on the forehead (1.25%), sensation of fatigue during and after the session (0.65%), headache after one session (0.52%), or irritation of the skin on the forehead (0.22%).

Besides official statements, there is a study focused on Cefaly users' satisfaction with the treatment.[10]

Skin irritated probably by the electrode gel containing acrylate.[10]


Electrode sends electric current through skin and affects trigeminal nerve.[10]

Public & Media Impact and Presentation

Cefaly has its own official facebook page since 2009, and after this, several pages about Cefaly for specific countries were created.

Public Policy

Announcement about approving migraine treat

Memo clearance

Related Technologies, Project or Scientific Research


  1. FDA approves device to treat migraine headaches: http://articles.latimes.com/2014/mar/11/science/la-sci-sn-fda-approves-device-to-prevent-migraine-headaches-20140311
  2. Cefaly Technology release: http://www.biospace.com/News/cefaly-technology-release-10000-u-s-migraine/361631 (retrieved Jan 28, 2016)
  3. 3.0 3.1 Cefaly Set on the Cefaly official online-shop: http://www.cefalymedical.com/shop/traitement-migraine/english_a/set-cefaly.html (retrieved Jan 28, 2016)
  4. Cefaly® Anti-migrain Device: http://www.amazon.co.uk/Cefaly-Cefaly%C2%AE-Anti-migraine-Device/dp/B009VPAS0M (retrieved Jan 28, 2016)
  5. Shows if the device is a standalone wearable computer or if it needs to be connected to a processing unit to function.
  6. 6.0 6.1 6.2 6.3 Two types of electrodes: http://www.cefaly.com/en/cefaly-electrodes (retrieved Jan 28, 2016)
  7. Occipital neuralgia on wikipedia: https://en.wikipedia.org/wiki/Occipital_neuralgia (retrieved, Jan 28, 2016)
  8. The Electrodes user manual: http://www.cefaly.com/en/how-to-use-it (retrieved Jan 28, 2016)
  9. TRYING CEFALY on Cefaly official online-shop: http://www.cefaly.com/en/cefaly-shop (retrieved Jan 28, 2016)
  10. 10.0 10.1 10.2 Magis D., Sava S., d’Elia T. S., Baschi R., Schoenen J., Safety and patients’ satisfaction of transcutaneous Supraorbital NeuroStimulation (tSNS) with the Cefaly® device in headache treatment: a survey of 2,313 headache sufferers in the general population http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4177534/