| Cover | Apr. 25, 2023 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Apr. 25, 2023 |
| Entity File Number | 001-40965 |
| Entity Registrant Name | LAVA MEDTECH ACQUISITION CORP. |
| Entity Central Index Key | 0001855450 |
| Entity Tax Identification Number | 86-2973712 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 303 Wyman Street |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Waltham |
| Entity Address, State or Province | MA |
| Entity Address, Postal Zip Code | 02451 |
| City Area Code | (781) |
| Local Phone Number | 530-3868 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Units, each consisting of one share of Class A common stock, par value $0.0001 per share, and one-half of one redeemable warrant | |
| Title of 12(b) Security | Units, each consisting of one share of Class A common stock, par value $0.0001 per share, and one-half of one redeemable warrant |
| Trading Symbol | LVACU |
| Security Exchange Name | NASDAQ |
| Class A common stock, par value $0.0001 per share | |
| Title of 12(b) Security | Class A common stock, par value $0.0001 per share |
| Trading Symbol | LVAC |
| Security Exchange Name | NASDAQ |
| Redeemable warrants, exercisable for shares of Class A common stock at a price of $11.50 per share | |
| Title of 12(b) Security | Redeemable warrants, exercisable for shares of Class A common stock at a price of $11.50 per share |
| Trading Symbol | LVACW |
| Security Exchange Name | NASDAQ |
