Health Encyclopedia
Search Clinical Content Search Patient Health Library
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z A-Z Listings

Stoma Care: Sizing the Opening

Step-by-Step

Supplies needed to size stoma, including measuring guide, pen, curved scissors, closure clip, and ostomy bag.

1. Gather your supplies.

Person holding measuring guide to stoma with one hand and other hand keeping shirt rolled up.

2. Size your stoma with the measuring guide.

Stoma showing through opening of measuring guide with just enough space around stoma to not touch measuring guide.

3. Find the opening that fits just around your stoma.

Person using pen to mark front of ostomy bag skin barrier with measuring guide.

4. Mark the opening on the center of the skin barrier.

One hand holding ostomy bag from front, while other hand peels back of bag away.

5. Pull the back of the pouch away from the front.

Person using curved scissors to cut opening.

6. Cut the opening.

Hand peeling back adhesive layer from front of ostomy bag.

7. Peel the backing from the barrier.

Person placing ostomy bag with stoma in center of opening.

8. Place the barrier over your stoma and press to adhere.

Online Medical Reviewer: Jen Lehrer MD
Online Medical Reviewer: L Renee Watson MSN RN
Online Medical Reviewer: Rita Sather RN
Date Last Reviewed: 11/1/2022
© 2000-2026 The StayWell Company, LLC. All rights reserved. This information is not intended as a substitute for professional medical care. Always follow your healthcare professional's instructions.
Powered by Krames by WebMD Ignite

These resources and their content are provided by a third party for informational purposes and do not necessarily reflect the values and positions of Ascension, its ministries, or its subsidiaries.

About StayWell | Terms of Use | Privacy Policy | Disclaimer

The Services may integrate with Third-Party Apps or contain third-party content or provide links to third-party websites. For example, the Services may integrate with Third-Party App providers to provide you with information. You authorize Ascension to transmit information about You to and receive information about You from applicable third parties.
You agree that Ascension is not responsible for Third-Party Apps, third-party content or third-party websites, and does not make any endorsements, representations or warranties regarding the same. Your use thereof is at Your own risk and subject to the third party’s terms and conditions, as applicable. By using a Third-Party App or third-party content or websites, You agree to the applicable third party’s terms and conditions, even if Ascension does not present them to You at the time of Your use.