Skill 13-6 | Emptying and Changing an Ostomy Appliance | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Skill Variation: Applying a Two-Piece Ostomy Appliance Patients sometimes undergo a bowel diversion (surgical procedure) to create an opening into the abdominal wall for fecal elimination. The word ostomy is a term for a surgically formed opening in an organ of the body. In the case of the GI tract, the intestinal mucosa is brought out to the abdominal wall, and a stoma, the part of the ostomy that is attached to the skin, is formed by suturing the mucosa to the skin. An ileostomy allows liquid fecal content from the ileum of the small intestine to be eliminated through the stoma. A colostomy permits formed feces in the colon to exit through the stoma. Colostomies are further classified by the part of the colon from which they originate. Ostomy appliances or pouches are applied to the opening to collect stool. Empty an ostomy appliance before it is half-full to reduce the risk of separation from the skin and leakage (Blevins, 2019; WOCN, 2018); remove and change nondrainable pouches when they are half-full. Ostomy appliances are available in a one-piece (barrier backing already attached to the pouch) or two-piece (separate pouch that fastens to the barrier backing) system. How frequently a drainable appliance should be changed depends on the type being used and specific patient circumstances, but usually every 3 to 7 days (Berti-Hearn & Elliott, 2019; O'Flynn, 2018; Stelton, 2019). Proper application minimizes the risk for skin breakdown around the stoma. The skill outlined below addresses changing a one-piece appliance. A one-piece appliance consists of a pouch with an integral adhesive section that adheres to the patient's skin. The adhesive flange is generally made from hydrocolloid. The accompanying Skill Variation addresses changing a two-piece appliance. Box 13-1 summarizes guidelines for care of the patient with a bowel diversion. Delegation Considerations Emptying a stoma appliance on an ostomy may be delegated to assistive personnel (AP) as well as to licensed practical/vocational nurses (LPN/LVNs). Changing a stoma appliance on an ostomy may be delegated to an LPN/LVN. The decision to delegate must be based on careful analysis of the patient's needs and circumstances as well as the qualifications of the person to whom the task is being delegated. Refer to the Delegation Guidelines in Appendix A. Equipment
Assessment Assess the current appliance, looking at product style, condition of appliance, and stoma (if the bag is clear). Note the length of time the appliance has been in place. Determine the patient's knowledge of ostomy care, including their level of self-care and ability to manipulate the equipment. After removing the appliance, assess the stoma and the skin surrounding the fecal diversion. The stoma should ideally protrude about 1 to 3 cm above skin level and be dark pink to red in color and moist (Berti-Hearn & Elliott, 2019; Stelton, 2019). The peristomal skin should look like the skin on the rest of the abdomen (Stelton, 2019). If an abdominal dressing is in place at the surgical incision, check it frequently for drainage and bleeding. The dressing is usually removed after 24 hours. Assess the condition of any abdominal scars or incisional areas, if surgery to create the diversion was recent. Assess the amount, color, consistency, and odor of stool from the ostomy. Actual or Potential Health Problems and Needs Many actual or potential health problems or issues may require the use of this skill as part of related interventions. An appropriate health problem or issue may include: Outcome Identification and Planning The expected outcome to be met when changing and emptying a bowel diversion appliance is that the stoma appliance is applied correctly to the skin to allow stool to drain freely and without leakage. Other outcomes may include that the patient exhibits a moist red stoma with intact skin surrounding the stoma, demonstrates knowledge of how to apply the appliance, demonstrates positive coping skills, expels stool that is appropriate in consistency and amount for the ostomy location, verbalizes positive self-image. Implementation
Evaluation The expected outcomes have been met when the stoma appliance has been applied correctly to the skin to allow stool to drain freely and without leakage, and the patient has exhibited a moist red stoma with intact skin surrounding the stoma, has demonstrated knowledge of how to apply the appliance, has demonstrated positive coping skills, has expelled stool appropriate in consistency and amount for the ostomy location, and has verbalized a positive self-image. Documentation Guidelines Document the appearance of the stoma, the condition of the peristomal skin, characteristics of drainage (amount, color, consistency, unusual odor), the patient's reaction to the procedure, and pertinent patient teaching. Sample Documentation Practice documenting changing and emptying an ostomy appliance in Lippincott DocuCare. 7/22/25 1630 Colostomy appliance changed due to leakage. Stoma is pink, moist, and flat against abdomen. No erythema or excoriation of surrounding skin. Moderate amount of pasty, brown stool noted in bag. Patient asking appropriate questions during appliance application; states, I'm ready to try changing the next one.Developing Clinical Reasoning and Clinical Judgment Unexpected Situations and Associated Interventions
Applying a Two-Piece Ostomy Appliance A two-piece colostomy appliance is composed of a pouch and a separate adhesive faceplate that attach together (Figure A). The faceplate is left in place for a period of time, depending on the type being used and specific patient circumstances, but usually every 3 to 7 days (American Cancer Society, 2019; Berti-Hearn & Elliott, 2019; O'Flynn, 2018; Stelton, 2019). The pouch/bag may be replaced as needed during this time. The two main types of two-piece appliances are (1) those that click together, and (2) those that adhere together. The clicking Tupperware-type joining action provides extra security because there is a sensation when the appliance is secured, which the patient can feel. One problem with this type of system is that those with reduced manual dexterity may find it difficult to secure. Another disadvantage is that it is less discreet because the parts of the appliance that click together are bulkier than that of the one-piece system. Two-piece appliances with an adhesive system have the advantage of being more discreet than conventional two-piece systems. They may also be simpler to use for those with poor manual dexterity. A potential disadvantage is that if the adhesive is not joined correctly and forms a crease, feces or flatus may leak out, causing odor and embarrassment. Regardless of the type of two-piece appliance in use, the procedure to change it is basically the same.
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