Risk the ultrasound?

I had an early ultrasound at 6w 3d to confirm a heartbeat because i am on so much additional hormone support, im now 8w 5d and am worried about the bbay still being fine, and also taking all these extras for nothing if its not.... is having another ultrasound worth the risk, or do i try and hold out until 12 weeks... i dont want to do expose my baby too much and i was completely terrified of the last the one because i was convinced id harmed it... it was a super quick scan, i dont think even 5 minutes

I am aware of the risks, so be kind as this is my 3rd pregnancy and the furthest ive <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">eve</a> got