Schedule of notes payable to related party (Details) - USD ($)	6 Months Ended	12 Months Ended
Jun. 30, 2026	Dec. 31, 2025
Defined Benefit Plan Disclosure [Line Items]
Repayments	$ (325,000)
Shareholder And Director [Member] \| Note Payable 1 Related Party [Member]
Defined Benefit Plan Disclosure [Line Items]
Issuance dates of notes	August 2022
Maturity date	December 2026
Interest rate	10.00%
Default interest rate	20.00%
Collateral	PET-CT Imaging Device
Beginning balance	$ 1,200,000	$ 1,200,000
Proceeds from issuance of note
Repayments	(325,000)
Ending balance	$ 875,000	1,200,000
Shareholder And Director [Member] \| Note Payable 2 Related Party [Member]
Defined Benefit Plan Disclosure [Line Items]
Issuance dates of notes	April 2023
Maturity date	March 2025
Interest rate	8.00%
Default interest rate	20.00%
Collateral	PET-CT Imaging Device
Beginning balance		150,000
Proceeds from issuance of note
Repayments		(150,000)
Ending balance
Shareholder And Director [Member] \| Note Payable 3 Related Party [Member]
Defined Benefit Plan Disclosure [Line Items]
Issuance dates of notes	August 2024
Maturity date	December 2024
Interest rate	0.00%
Imputed interest rate	8.00%
Default interest rate	20.00%
Collateral	PET-CT Imaging Device
Beginning balance		100,000
Proceeds from issuance of note
Repayments		(100,000)
Ending balance
Shareholder And Director [Member] \| Note Payable 4 Related Party [Member]
Defined Benefit Plan Disclosure [Line Items]
Issuance dates of notes	February 2025
Maturity date	March 2025
Interest rate	0.00%
Imputed interest rate	8.00%
Collateral	Unsecured
Beginning balance
Proceeds from issuance of note		100,000
Repayments		(100,000)
Ending balance
Shareholder And Director [Member] \| Notes Payable, Current
Defined Benefit Plan Disclosure [Line Items]
Beginning balance	1,200,000	1,450,000
Proceeds from issuance of note		100,000
Repayments	(325,000)	(350,000)
Ending balance	$ 875,000	$ 1,200,000

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The cash inflow from a borrowing supported by a written promise to pay an obligation.

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