The stenosing foramen of L5-S1 by several degenerative diseases is one of the challenging areas on surgical approaching because of the deeper depth and steep slope in the lumbosacral junction. The floating view using unilateral biportal endoscopic spine surgery rather than docking into the Kambin's zone can make the foraminal structures seen panoramically and permit dynamic handling of various instruments without destroying the facet joint and causing iatrogenic instability. Fine discrimination of structural margins in helps of the higher magnification and gentle manipulation of neural structures just as in open spine surgery could be guaranteed using floating technique from the target structures. Selective decompression with preserving innocent structures including facet joints could relieve foraminal lesions at the L5-S1 and decrease the necessity of fusion surgery caused by wider decompression and iatrogenic instability.
机构:
Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Matsumoto, Morio
;
Watanabe, Kota
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Keio Univ, Sch Med, Dept Adv Therapy Spine & Spinal Cord Disorders, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Watanabe, Kota
;
Ishii, Ken
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Ishii, Ken
;
Tsuji, Takashi
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Tsuji, Takashi
;
Takaishi, Hironari
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Takaishi, Hironari
;
Nakamura, Masaya
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Nakamura, Masaya
;
Toyama, Yoshiaki
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Toyama, Yoshiaki
;
Chiba, Kazuhiro
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
机构:
Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Matsumoto, Morio
;
Watanabe, Kota
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h-index: 0
机构:
Keio Univ, Sch Med, Dept Adv Therapy Spine & Spinal Cord Disorders, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Watanabe, Kota
;
Ishii, Ken
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h-index: 0
机构:
Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Ishii, Ken
;
Tsuji, Takashi
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Tsuji, Takashi
;
Takaishi, Hironari
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机构:
Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Takaishi, Hironari
;
Nakamura, Masaya
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Nakamura, Masaya
;
Toyama, Yoshiaki
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan
Toyama, Yoshiaki
;
Chiba, Kazuhiro
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Keio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, JapanKeio Univ, Sch Med, Dept Orthopaed Surg, Shinjuku Ku, Tokyo 1608582, Japan