There is no need for one.
I do not think there is a need for a scan , though obviously need to be security conscious. May make sense to limit access to some Apps and ensure all Devices have latest updates.
Some information here https://www.iuemag.com/m19/sc/smartwatch-security-threats-you-should-know-about
I do not work for Samsung or make Samsung Products but provide independent advice and valuable contributions.
My Device- S21 Ultra 5G ( SM-998B/DS ) CSC= BTU , 12GB/256GB
One Ui 5.0,Android 13 .