Bell poked fun at her husband in the post's caption, writing, "We're on day 'I can do my own surgery' of quarentine [sic]."
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Several celebrities took to the comments section to share their thoughts on the graphic video.
"HOL.Y.SHIT.DAX," wrote Darcy Carden, Bell's co-star on "The Good Place." Actor Max Greenfield also chimed in, writing, "That was cool for real 😎"
"I'm gagging so hard," added "Glow" star Jackie Tohn. "My bones feel like they're imploding and exploding at the same time so..."
Justin Long appeared to find Shepard and Bell's daughters' commentary to be noteworthy as he tagged Instagram account Overheard LA. "Hahaha 'Dada is taking his stuff out of his arm' 😬@overheardla," he wrote.
Though it's unknown how Shepard broke his arm, it looks like he's doing alright!