JP5648122B2 - 切断性が改善され、軟性組織及び薄い骨の詰まりが軽減される回転切断処置具 - Google Patents
切断性が改善され、軟性組織及び薄い骨の詰まりが軽減される回転切断処置具 Download PDFInfo
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- 238000005520 cutting process Methods 0.000 title claims description 169
- 210000000988 bone and bone Anatomy 0.000 title claims description 20
- 210000004872 soft tissue Anatomy 0.000 title claims description 15
- 210000001519 tissue Anatomy 0.000 claims description 37
- 230000002262 irrigation Effects 0.000 claims description 14
- 238000003973 irrigation Methods 0.000 claims description 14
- 230000037361 pathway Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 14
- 238000001356 surgical procedure Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 210000004086 maxillary sinus Anatomy 0.000 description 3
- 230000008520 organization Effects 0.000 description 3
- 238000002679 ablation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 208000014070 Vestibular schwannoma Diseases 0.000 description 1
- 208000004064 acoustic neuroma Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 210000000845 cartilage Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007428 craniotomy Methods 0.000 description 1
- 208000031513 cyst Diseases 0.000 description 1
- 210000001214 frontal sinus Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000036346 tooth eruption Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
- A61B17/32002—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes with continuously rotating, oscillating or reciprocating cutting instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320783—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions through side-hole, e.g. sliding or rotating cutter inside catheter
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
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- Heart & Thoracic Surgery (AREA)
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- Oral & Maxillofacial Surgery (AREA)
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Description
Claims (19)
- 軟性組織及び骨の少なくとも一方を含む組織を処置する外科用切断機器であって、
基端側部分と、切断チップを規定する鋸歯状縁を有する先端側部分と、を有する中空で細長い第1の部材と、
基端側領域と、切断窓を形成する先端側領域と、を有し、前記切断窓は鋸歯状縁を有するチューブ状の第2の部材と、
前記第1の部材及び前記第2の部材を互いに対して共通の軸回りに移動させ、前記切断チップによって前記組織を繰り返し処置させる手段と、
を具備し、
細長い前記第1の部材は、前記切断チップが前記切断窓で露出する状態に、チューブ状の前記第2の部材の内部に同軸に配置され、
前記切断窓は、基端側の第1の開口と、先端側の第2の開口とを備えており、
前記第1の開口及び前記第2の開口は、2つの点の間で連続しており、
前記2つの点のそれぞれには、2つの点の中間を向き、互いに距離Dを空けて反対方向を向く歯が位置しており、
前記歯は、前記第1の開口及び前記第2の開口の形状によって形成されており、
前記切断窓の寸法を増大させることなく、前記切断窓の、前記軟性組織及び前記骨による詰まりに対する抵抗性を高め、前記組織の処理量を増大させるように、前記第1の開口は、前記距離Dよりも大きい横方向幅Cを有しており、前記第2の開口は、前記横方向幅Cよりも大きい横方向幅Bを有している、
機器。 - 前記切断窓の前記第1の開口は、Aと示す面積を有し、中空の前記第1の部材は、Bと示す断面積を有し、AとBとの比率は、1:1と2:1との間である、請求項1の外科用切断機器。
- ハンドピースをさらに具備する、請求項1の外科用切断機器。
- 前記第2の部材に接続される灌注経路をさらに具備する、請求項1の外科用切断機器。
- 前記第1の部材に接続される吸引経路をさらに具備する、請求項1の外科用切断機器。
- チューブ状の細長い前記第2の部材は、チューブ状の前記第1の部材以外のアセンブリに対して固定されている、請求項1の外科用切断機器。
- 軟性組織及び骨の少なくとも一方を含む組織を処置する外科用切断機器であって、
基端側部分と、切断チップを規定する鋸歯状縁を有する先端側部分と、を有する中空で細長い第1の部材と、
基端側領域と、切断窓を形成する先端側領域と、を有し、前記切断窓は鋸歯状縁を有するチューブ状の第2の部材と、
前記第1の部材及び前記第2の部材を互いに対して共通の軸回りに移動させ、前記切断チップによって前記組織を繰り返し処置させる手段と、
を具備し、
細長い前記第1の部材は、前記切断チップが前記切断窓で露出する状態に、チューブ状の前記第2の部材の内部に同軸に配置され、
前記切断窓は、第1及び第2の開口断面を備え、前記切断窓の前記第1の開口断面は、Aと示す面積を有し、中空の前記第1の部材は、Bと示す断面積を有し、
前記Bと示す断面積は、前記第1の部材のルーメンの面積であり、
前記切断窓の寸法を増大させることなく、前記切断窓の、前記軟性組織及び前記骨による詰まりに対する抵抗性を高め、前記組織の処理量を増大させるように、AとBとの比率は、1:1と2:1との間であり、
前記第1の開口断面は基端側の断面であり、前記第2の開口断面は先端側の断面であり、
前記第1の開口断面及び前記第2の開口断面は、2つの点の間で連続しており、
前記2つの点のそれぞれには、2つの点の中間を向き、互いに距離Dを空けて反対方向を向く歯が位置しており、
前記歯は、前記第1の開口断面及び前記第2の開口断面の形状によって形成されている、
機器。 - 前記距離Dは、前記第1の開口断面の最大幅寸法より小さい、請求項7の外科用切断機器。
- ハンドピースをさらに具備する、請求項7の外科用切断機器。
- 前記第2の部材に接続される灌注経路をさらに具備する、請求項7の外科用切断機器。
- 前記第1の部材に接続される吸引経路をさらに具備する、請求項7の外科用切断機器。
- チューブ状の細長い前記第2の部材は、チューブ状の前記第1の部材以外のアセンブリに対して固定されている、請求項7の外科用切断機器。
- 軟性組織及び骨の少なくとも一方を含む組織を処置する外科用切断機器であって、
基端側部分と、切断チップを規定する鋸歯状縁を有する先端側部分と、を有する中空で細長い第1の部材と、
基端側領域と、切断窓を形成する先端側領域と、を有し、前記切断窓は鋸歯状縁を有するチューブ状の第2の部材と、
前記第1の部材及び前記第2の部材を互いに対して共通の軸回りに移動させ、前記切断チップによって前記組織を繰り返し処置させる手段と、
を具備し、
細長い前記第1の部材は、前記切断チップが前記切断窓で露出する状態に、チューブ状の前記第2の部材の内部に同軸に配置され、
前記切断窓の寸法を増大させることなく、前記切断窓の、前記軟性組織及び前記骨による詰まりに対する抵抗性を高め、前記組織の処理量を増大させるように、前記切断窓は、第1及び第2の開口断面を備え、前記切断窓の前記第1の開口断面は、基端側台形状部を備え、前記切断窓の前記第2の開口断面は、略半円状の先端側部を備え、
前記第1及び前記第2の開口断面は、2つの点の間で連続しており、
前記2つの点のそれぞれには、2つの点の中間を向き、互いに距離Dを空けて反対方向を向く歯が位置しており、
前記歯は、前記第1の開口断面及び前記第2の開口断面の形状によって形成されている、
機器。 - 前記距離Dは、前記第1の開口断面の最大幅寸法より小さい、請求項13の外科用切断機器。
- 前記切断窓の第1の開口は、Aと示す面積を有し、中空の前記第1の部材は、Bと示す断面積を有し、前記Bと示す断面積は、前記第1の部材のルーメンの面積であり、AとBとの比率は、1:1と2:1との間である、請求項13の外科用切断機器。
- ハンドピースをさらに具備する、請求項13の外科用切断機器。
- 前記第2の部材に接続される灌注経路をさらに具備する、請求項13の外科用切断機器。
- 前記第1の部材に接続される吸引経路をさらに具備する、請求項13の外科用切断機器。
- チューブ状の細長い前記第2の部材は、チューブ状の前記第1の部材以外のアセンブリに対して固定されている、請求項13の外科用切断機器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/771,537 | 2010-04-30 | ||
US12/771,537 US8409235B2 (en) | 2010-04-30 | 2010-04-30 | Rotary cutting tool with improved cutting and reduced clogging on soft tissue and thin bone |
PCT/US2011/032831 WO2011136955A1 (en) | 2010-04-30 | 2011-04-18 | Rotary cutting tool with improved cutting and reduced clogging on soft tissue and thin bone |
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JP2014157586A Division JP2014230838A (ja) | 2010-04-30 | 2014-08-01 | 切断性が改善され、軟性組織及び薄い骨の詰まりが軽減される回転切断処置具 |
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JP2013526924A JP2013526924A (ja) | 2013-06-27 |
JP5648122B2 true JP5648122B2 (ja) | 2015-01-07 |
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JP2013508014A Active JP5648122B2 (ja) | 2010-04-30 | 2011-04-18 | 切断性が改善され、軟性組織及び薄い骨の詰まりが軽減される回転切断処置具 |
JP2014157586A Pending JP2014230838A (ja) | 2010-04-30 | 2014-08-01 | 切断性が改善され、軟性組織及び薄い骨の詰まりが軽減される回転切断処置具 |
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US (3) | US8409235B2 (ja) |
EP (2) | EP3766441A1 (ja) |
JP (2) | JP5648122B2 (ja) |
KR (1) | KR101455091B1 (ja) |
CN (1) | CN102985017B (ja) |
AU (1) | AU2011245590B2 (ja) |
CA (1) | CA2797505C (ja) |
ES (1) | ES2807881T3 (ja) |
WO (1) | WO2011136955A1 (ja) |
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CN102985017A (zh) | 2013-03-20 |
AU2011245590A1 (en) | 2012-12-13 |
JP2014230838A (ja) | 2014-12-11 |
KR20130031275A (ko) | 2013-03-28 |
JP2013526924A (ja) | 2013-06-27 |
EP2563246B1 (en) | 2020-07-01 |
EP2563246A1 (en) | 2013-03-06 |
CA2797505A1 (en) | 2011-11-03 |
EP3766441A1 (en) | 2021-01-20 |
US20140288560A1 (en) | 2014-09-25 |
CN102985017B (zh) | 2016-05-25 |
CA2797505C (en) | 2015-11-24 |
US8758379B2 (en) | 2014-06-24 |
KR101455091B1 (ko) | 2014-10-27 |
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