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[Diaphragm pacing with a spinal cord stimulator]
Tetsuryu Mitsuyama1, Takaomi Taira, Akihiro Oikawa
1Department of Neurosurgery, Neurological Institute, Tokyo Women's Medical University, 8-1 Kawada-cho, Shinjuku-ku, Tokyo 162-8666, Japan.
No Shinkei Geka. Neurological Surgery
|December 6, 2003
Summary
Diaphragm pacing using a spinal cord stimulator offers a feasible treatment for central hypoventilation syndrome when standard devices are unavailable. This method provides stable ventilation without complications in patients with chronic central hypoventilation.
Area of Science:
- Neuromodulation
- Respiratory physiology
- Medical device technology
Context:
- Central hypoventilation syndrome (CHS) requires respiratory support.
- Established diaphragm pacing devices are not available in Japan.
- Spinal cord stimulators (SCS) were adapted for phrenic nerve stimulation.
Purpose:
- To evaluate the efficacy and feasibility of phrenic nerve stimulation using an SCS device in patients with CHS.
- To assess the safety and effectiveness of this alternative pacing method.
Summary:
- Five patients with chronic CHS received implanted SCS devices with electrodes placed along the phrenic nerve.
- Stimulation parameters were optimized for tidal volume and to maintain PaCO2 levels around 40 mmHg.
- Stable and sufficient ventilation was achieved in all patients over a mean follow-up of 23 months, with no complications.
Impact:
- Demonstrates the feasibility of using SCS for diaphragm pacing in CHS.
- Provides a potential alternative for CHS patients when standard devices are inaccessible.
- Highlights the adaptability of medical devices for novel therapeutic applications.