Company
S4 Medical
The only FDA-cleared device to deviate the esophagus and reduce the risk of thermal injury during ablation for atrial fibrillation
Also known as S4 MEDICAL CORP.
- Status
- Operatingas of 2026-09-17
- Business model
- B2B
- Founded
- 2017
- Legal name
- S4 MEDICAL CORP.
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Record updated 28 September 2026
About
esolution is the first and only FDA-cleared device indicated for use in any ablation energy source to deviate the esophagus and reduce the risk of ablation-related esophageal injury during treatment of atrial fibrillation.
Funding snapshot
- Total raised
- $12MSEC form D sum, as of 2026-09-28Source (opens in a new tab)
- Latest round
- Round, $5.8M2023-06-23
Funding rounds
- Round, 2023
- $5.8M2023-06-23, SEC form D sold, 11 investors
- Round, 2023
- $746K2023-03-14, SEC form D sold, 10 investors
- Round, 2021
- $3M2021-03-10, SEC form D sold, 11 investors
- Round, 2019
- $1.9M2019-12-20, SEC form D sold, 8 investors
- Round, 2017
- $600K2017-12-22, SEC form D sold, 4 investors
Products
- Hardware
- esolution
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