ClearPoint Neuro, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Notes Payable (Details Narrative)

Notes Payable (Details Narrative) - USD ($)	3 Months Ended	12 Months Ended
Notes Payable (Details Narrative) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Unamortized discount	$ 1,920,459
12% Junior Secured Notes Payable 2014 [Member]
Debt Instrument [Line Items]
Stated interest rate	12.00%	12.00%
Debt face amount	$ 1,975,000	$ 1,975,000
Maturity date	Mar. 25, 2019	Mar. 25, 2019
12% Junior Secured Notes Payable 2014 [Member] \| Private Placement (Securities Purchase Agreements) [Member]
Debt Instrument [Line Items]
Debt frequency of periodic payment	Semi-annually
Description of collateral terms	The 2014 Secured Notes are collateralized by a security interest in all the Company’s assets, which security interest is junior and subordinate to the security interest that collateralizes the Brainlab Note.
Unamortized discount	$ 54,216	$ 67,770
12% Junior Secured Notes Payable 2014 [Member] \| Private Placement (Securities Purchase Agreements) [Member] \| Placement Agents [Member]
Debt Instrument [Line Items]
Placement agents cash commission	145,500
Other offering expenses	$ 26,128	$ 32,660
12% Junior Secured Notes Payable 2014 [Member] \| Private Placement (Securities Purchase Agreements) [Member] \| Warrant [Member]
Debt Instrument [Line Items]
Number of each common stock called	0.01
Brainlab Senior Secured Note Payable [Member]
Debt Instrument [Line Items]
Stated interest rate	5.50%	5.50%
Debt face amount	$ 2,000,000	$ 2,000,000
Maturity date	Dec. 31, 2018	Dec. 31, 2018
New Brainlab Note (amended and restated secured note) [Member] \| Securities Purchase Agreement (the "2016 PIPE Purchase Agreement") [Member]
Debt Instrument [Line Items]
Description of collateral terms	Note is collateralized by a senior security interest in all the assets of the Company.
2010 Junior Secured Notes Payable [Member]
Debt Instrument [Line Items]
Stated interest rate	3.50%	3.50%
Debt face amount	$ 3,000,000	$ 3,000,000
2010 Junior Secured Notes Payable [Member] \| Chairman and Officer [Member]
Debt Instrument [Line Items]
Debt face amount	$ 197,000	197,000
2010 Junior Secured Notes Payable [Member] \| Private Placement (Securities Purchase Agreements) [Member]
Debt Instrument [Line Items]
Description of collateral terms	Collateralized by a security interest in all the Company’s assets, which security interest is junior and subordinate to the security interest that collateralizes the Brainlab Note and the 2014 Secured Notes
Unamortized discount	$ 1,840,115	$ 1,956,458
Interest expense terms	10-year term of the notes using the effective interest method.
Description of payment terms	Interest on the 2010 Secured Notes will be due and payable in a single payment upon maturity.