| Cover | Dec. 18, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 18, 2024 |
| Entity File Number | 001-38325 |
| Entity Registrant Name | enVVeno Medical Corporation |
| Entity Central Index Key | 0001661053 |
| Entity Tax Identification Number | 33-0936180 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 70 Doppler |
| Entity Address, City or Town | Irvine |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 92618 |
| City Area Code | (949) |
| Local Phone Number | 261-2900 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.00001 per share |
| Trading Symbol | NVNO |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
