EMR devices include injection needle, polypectomy snares, and ligation device (if applicable) single-use snare probe could be used for emr/esd procedures, it also names all-in-one due to its hybird functions. Ligation device could assist polyp ligate, also used for purse-string-suture under endoscope.
EMR ESD Difference: EMR stands for endoscopic mucosal resection, is an outpatient minimally invasive procedure for removing of cancerous or other abnormal lesions found in the digestive tract.
ESD stands for endoscopic submucosal dissection, is an outpatient minimally invasive procedure using endoscopy to remove deep tumors from gastrointestinal tract.
EMR endoscopy procedure should be the first choice for the below situation:
superficial lesion in Barrett's esophagus;
small gastric lesion <10mm, IIa, difficult position for ESD;
colorectal non-granular/non-depressed <20mm or granular lesion.
ESD device should be the top choice for:
squamous cell carcinoma (early) of the esophagus;
early gastric carcinoma;
colorectal (non-granular/depressed >20mm) lesion.