A central venous catheter (CVC) has a commonly used access device in critically ill patients. Although CVCs enable the administration of life supporting medications and other therapies, the presence of these catheters place person at risk of catheter-related blood stream infections or central line associated bacteraemia (CLAB) which can be fatal for person.
Performing of aseptic dressing change over the insertion site of a central venous catheter when it becomes wet, loose or at regular interval according to the hospital policy. To prevent infection and bleeding.
Maintenance of Central Venous Catheter
- Sterile Gloves.
- A Tray containing –
- Betadine Solution.
- Betadine Ointment.
- Sterile gauze pieces.
- Sterile hole towel.
- Wash hands with disinfectant solution.
- Remove the soiled / old dressing with non-sterile gloves.
- Observe the site for any signs of infection.
- Wear sterile glove and clean the site with Betadine solution and allow to dry it
- Apply Betadine ointment on the site of insertion. Place a sterile gauze piece over it.
- Apply tapes and secure the extension bivalve’s ports on a sterile gauze piece over it.
- As soon as central catheter inserted apply Pressure dressing with dynaplast, which we have to change within 24 hours.
- Next day suppose apply sterile dressing with sterile gauze piece it would be changed at within 3 days.
- If next day apply only transparent dressing then it would be changed after 7 days, that precautions we have to take at the point of Hospital infection control
- Label the catheter with date of insertion an change of dressing.
- Maintain potency of the venous catheter by heparin flush when the catheter is no longer used for continuous infusion.
- Check back flow of the catheter prior to administration of medication.
- Flush the catheter before and after each medication administration.
- Wipe the injection port with antiseptic solution prior to injecting medication.
Removal of Central Venous Catheter
- Clean gloves.
- Sterile gloves.
- Sterile blade no. 11.
- Disinfectant solution.
- Cleansing solutions like Betadine, spirit and ether.
- Betadine ointment.
- Gauze pieces.
- Keep patient on a flat surface in supine position.
- Remove the old dressing wearing unsterile gloves.
- Disinfect the hand with solution and wear sterile gloves.
- Clean area with Betadine lotion and remove adhesive marks with the help of ether.
- Cut the sutures using the sterile blade.
- Maintain pressure at the site with gauze pieces after catheter has been removed until hemostasis is achieved.
- A totally air occlusive dressing must be placed over the insertion site to prevent air embolism.
- Observe the person closely for any signs and symptoms of complication especially bleeding, air embolism, etc.