Humans can't see gradual change.
Processes may be standardized, but it always varies from one colleague to another. And as time passes, it becomes even more difficult to keep colleagues attentive to doing things the same way.
Also: humans can't see gradual change.
In any case, check our endoscope checklist if test are done manually. It may provide easy steps to increase quality.
Our products make sure everyone works the same. This makes the process easier, faster and reduces the burden on the employees.
Generally, 80% of optics failures are not noticed in time, causing delays, patient discomfort and higher costs. Somebody did a clinical trial about this. Good to know: we didn't know this clinical trial was done!