30 weeks/cervix funneled

hey!! I went to the dr at 28 weeks and 6 days for an ultrasound. I found out my cervix was funneled, I was born that way. Either way, I’m 30 weeks now, 1 cm dilated and 50% thinned. I’m on complete bedrest. Any tips? I wanna keep him in until at least 35 weeks!!