By entering the coding or chip into the glucose meter, the meter will be calibrated to that batch of test strips. However, if this process is carried out incorrectly, the meter reading can be up to 4 mmol/L (72 mg/dL) inaccurate.
If you're having keyhole surgery (laparoscopy), the endoscope will be inserted into a small incision your surgeon makes in your skin. An endoscopy usually takes between 15 and 60 minutes, depending on what it's being used for.
How long does Colonoscopy take? The actual Colonoscopy takes about 30 minutes and you will be in the recovery room for approximately 30 minutes more. However, you should allow two to three hours for the entire process of check-in, procedure, follow-up and discharge. Because of the sedation, you must have someone drive you home after the procedure.