▁button . ▁Car bon ▁dio x ide ▁( a ▁gas ▁that ▁occurs ▁naturally ▁in ▁the ▁body ) ▁is ▁introduced ▁into ▁the ▁ab d omen ▁to ▁create ▁a ▁work ▁space ▁for ▁the ▁sur geon . ▁Then ▁a ▁small ▁la par os cop ic ▁camera ▁is ▁placed ▁through ▁the ▁inc ision ▁into ▁the ▁ab d omen . ▁The ▁camera ▁sends ▁a ▁picture ▁of ▁the ▁st om ach ▁and ▁ab dom inal ▁cav ity ▁to ▁a ▁video ▁monitor . ▁It ▁gives ▁the ▁sur geon ▁a ▁good ▁view ▁of ▁the ▁key ▁structures ▁in ▁the ▁ab dom inal ▁cav ity . ▁A ▁few ▁additional ▁small ▁in cis ions ▁are ▁made ▁in ▁the ▁ab d omen . ▁The ▁sur geon ▁watch es ▁the ▁video ▁monitor ▁and ▁works ▁through ▁these ▁small ▁in cis ions ▁using ▁instruments ▁with ▁long ▁handles ▁to ▁complete ▁the ▁procedure . ▁The ▁sur geon ▁creates ▁a ▁small , ▁circular ▁tunnel ▁behind ▁the ▁st om ach , ▁inser ts ▁the ▁g astr ic ▁band ▁through ▁the ▁tunnel , ▁and ▁lo cks ▁the ▁band ▁around ▁the ▁st om ach . ▁ ▁C lin ical ▁studies ▁of ▁la par os cop ic ▁( min im ally ▁invas ive ) ▁b ariat ric ▁surg ery ▁patients ▁found ▁that ▁they ▁felt ▁better , ▁spent ▁more ▁time ▁doing ▁recre ational ▁and ▁physical ▁activities , ▁benef ited ▁from ▁en hanced ▁product ivity ▁and ▁economic ▁opportun ities , ▁and ▁had ▁more ▁self - conf idence ▁than ▁they ▁did ▁prior ▁to ▁surg ery . ▁ ▁Mechan ics ▁The ▁pla cement ▁of ▁the ▁band ▁creates ▁a ▁small