Tunneled Catheter/Permcath Insertion for Dialysis

Tunneled Catheter (Permcath) Insertion for Dialysis

A Reliable Long-Term Dialysis Access Option for Chronic Kidney Disease Patients

What is a Tunneled Catheter (Permcath)?

A Tunneled Catheter, often called a Permcath, is a soft plastic tube placed into a large vein, usually in the neck or chest, to allow for long-term hemodialysis access. It is used when arteriovenous fistulas or grafts are not available or suitable.

 

Indications for Permcath Insertion

  • Chronic Kidney Disease (CKD): Patients needing ongoing dialysis without permanent vascular access.
  • Emergency Dialysis: Immediate access needed when fistulas or grafts are not functioning.
  • Inadequate AV Access: When arteriovenous access fails or is unsuitable.
  • Limited Access Options: When peritoneal dialysis or AV fistulas are not possible.

Procedure for Tunneled Catheter Insertion

  1. Preparation & Positioning: Patient is positioned lying down, neck or chest exposed, and skin cleaned with antiseptic.
  2. Local Anesthesia: Area is numbed for a pain-free experience.
  3. Catheter Insertion: The catheter is placed into a central vein (usually IJV or subclavian) using a guidewire.
  4. Tunneling: A tunnel is created under the skin where the catheter is threaded to reduce infection risk.
  5. Securing the Catheter: The catheter is stitched and bandaged to prevent movement or infection.
  6. Testing: Blood flow is checked to ensure the catheter works well for dialysis.

Advantages of Tunneled Catheters

  • Ideal for long-term dialysis access
  • Lower infection risk compared to non-tunneled catheters
  • Improved patient comfort and mobility
  • Reduced chances of catheter dislodgement

Possible Complications

  • Infection: Proper care is crucial to prevent CRBSIs.
  • Thrombosis: Blood clots may form, blocking catheter use.
  • Pneumothorax: Rare lung puncture during insertion.
  • Bleeding: Minor bleeding may occur during the procedure.
  • Catheter Displacement: Can lead to dialysis failure if not secured properly.

Catheter Care and Maintenance

Proper care helps maintain catheter function and reduces complications:

  • Flush catheter regularly with heparinized saline
  • Keep the exit site clean and dry
  • Change dressings as instructed by your healthcare provider
  • Watch for signs of infection: redness, swelling, pain, or discharge
  • Report any issues with blood flow or catheter discomfort immediately

Conclusion

The Tunneled Catheter (Permcath) is a reliable and safe option for patients who require long-term dialysis access. While it comes with some risks, proper insertion, maintenance, and care can ensure its effectiveness. Always consult with a certified nephrologist or vascular specialist for guidance tailored to your health needs.

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