Biodegradable nanocomposite surgical screw containing bone nanoparticles

An organic biodegradable nanocomposite suitable for forming surgical implants, comprising, relative to total nanocomposite weight:

• a polyvinyl chloride in a range of from 2 to 5 wt. %;
• a polylactic glycolic acid in a range of from 0.2 to 5 wt. %;
• an acrylate adhesive in a range of from 2 to 5 wt. %;
• and
• a mixed starch comprising (a) pure starch present in 7 wt. %, (b) a waste date seed nanoparticle starch in a range of from 15 to 20 wt. %, and (c) a pomegranate peel nanoparticle starch in a range of from 12 to 16 wt. %;
• a waste coconut gel in a range of from 2 to 5 wt. %;
• a waste okra gel in a range of from 2 to 5 wt. %;
• a fresh gum obtained from Lannea sp. in a range of from 2 to 5 wt. %;
• an Acacia nilotica gum in a range of from 2 to 5 wt. %;
• a waste aroid gel in a range of from 2 to 5 wt. %;
• a chicken gut oil-based glycerin in a range of from 5 to 10 wt. %;
• a dye comprising (i) a dragon fruit peel organic color extract in a range of from 5 to 10 wt. %, (ii) a pomegranate peel organic color extract in a range of from 5 to 10%, and optionally (iii) a mangosteen peel organic color extract in a range of from 3 to 5%;
• and
• a balance of camel knee bone nanoparticles.