We have an 8 year old female Bernese Mt. Dog who has has been diagnosed with both Degenerative Myelopathy (DM) and megaesophagus. We have questions that we believe are related to both conditions. Regarding her degenerative myelopathy, she has a difficulty controlling her bowels for some time and recently has been experiencing difficulties with controlling her bladder as well. The latter is much more of a problem than the former. Are you aware of any diapers for dogs that will deal with urination but not the bowel movements. Any diapers that caught the bowel movements would require significant trimming of for a ride her hind quarters which we would prefer not to do...