Prospera脊髄刺激システムと多相性刺激を用いた脊髄刺激療法における機能的回復例
1Department of Anesthesiology, Critical Care, and Pain Medicine The University of Texas Health Science Center at Houston.
Orthopedic reviews
|January 23, 2026
まとめ
手術失敗後の重度の腰椎根症に苦しむ患者において、脊髄刺激療法(SCS)は重度の神経障害性疼痛を効果的に軽減し、機能を改善しました。この治療法は、重症例であっても、著しい疼痛緩和と可動性の回復を可能にしました。
科学分野:
- 神経学
- 疼痛管理
- 神経外科
背景:
- 慢性神経障害性疼痛、特に腰椎根症は、生活の質に著しい影響を与えます。
- 患者は、保存的治療や過去の脊椎手術にもかかわらず、持続的な疼痛を経験することがよくあります。
- 重症例では、車椅子依存や下肢の筋力低下など、著しい障害につながる可能性があります。
研究 の 目的:
- 重度の難治性腰椎根症患者における脊髄刺激療法(SCS)の成功例を報告すること。
- 事前の介入が無効であった患者において、疼痛軽減と機能的回復を達成するためのSCSの有効性を示すこと。
- Biotronik Prosperaシステムと多相性刺激の使用を強調すること。
主な方法:
- 腰椎手術後の重度の腰椎根症と筋力低下を呈する39歳女性がSCSトライアルを受けました。
- トライアルでは、Biotronikシステムと多相性刺激が使用されました。
- トライアルの成功後、SCSの恒久的植込みが行われました。
主要な成果:
- SCSトライアルにより65%以上の疼痛緩和が得られ、杖歩行が可能になりました。
- 植込み後、患者は70%以上の疼痛改善を維持しました。
- 独立した短距離歩行や生活の質の向上など、著しい機能改善が見られました。
結論:
- 脊髄刺激療法は、他の治療法に抵抗性を示す重度の神経障害性疼痛に対する実行可能な治療選択肢です。
- SCSは、過去の脊椎手術に失敗した患者において、著しい疼痛軽減と機能回復につながる可能性があります。
- 多相性刺激技術は、困難な疼痛症例において転帰を改善する可能性があります。
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