JP2023517199A - 高さ調節が可能な脊椎癒合ケージ - Google Patents
高さ調節が可能な脊椎癒合ケージ Download PDFInfo
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- JP2023517199A JP2023517199A JP2022553626A JP2022553626A JP2023517199A JP 2023517199 A JP2023517199 A JP 2023517199A JP 2022553626 A JP2022553626 A JP 2022553626A JP 2022553626 A JP2022553626 A JP 2022553626A JP 2023517199 A JP2023517199 A JP 2023517199A
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- Prior art keywords
- spinal fusion
- fusion cage
- adjustment member
- proximal
- end plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- A61F2002/30593—Special structural features of bone or joint prostheses not otherwise provided for hollow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30604—Special structural features of bone or joint prostheses not otherwise provided for modular
- A61F2002/30616—Sets comprising a plurality of prosthetic parts of different sizes or orientations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30795—Blind bores, e.g. of circular cross-section
- A61F2002/30797—Blind bores, e.g. of circular cross-section internally-threaded
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30878—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves with non-sharp protrusions, for instance contacting the bone for anchoring, e.g. keels, pegs, pins, posts, shanks, stems, struts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30904—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves serrated profile, i.e. saw-toothed
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Neurology (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
102:第1エンドプレート
104:第2エンドプレート
106:近位移動ブロック
108:末端移動ブロック
110、310、410:調節部材
118:ピン部材
120:骨スクリュー
122:第1プレートボディ
124:柱
126:収容溝
128、140、154、166:プレート傾斜部
130、156:近位移動ブロックの席
132、142、158、168:プレートスライダー
134、160:骨スクリューホール
136、162:案内面
138、164:末端移動ブロックの席
144:第1ウインドウ
146:第2プレートボディ
148:延長壁
150:グルーブ
152:案内部
172:第2ウインドウ
174、192:ブロックボディ
176:外側締結部
178:ピンホール
180、204:ブロックスライダー
182:内側締結部
184:調節部材ホール
186:支持段
188:支持部
190、194:ブロック傾斜部
192:末端壁
196:翼部
198:末端連結管体
202:移動ブロックねじ部
208:末端折り曲げ面
212、312、412:調節部材支持面
214、314、414:調節ねじ部
216、316、416:ピンの席
218、318、418:分離可能部
220、320、420:調節部材ヘッド
222、322、422:連結部
224、324、424:貫通ホール
226、326、426:開口溝
228、328、428:ピン支持部
236:スクリューヘッド
238:器具の席
240:ねじ部
242:アンカー部
1481:第1壁
1482:第2壁
1483:第3壁
Claims (18)
- 隣接する椎体に接触する第1エンドプレートおよび第2エンドプレート;
前記第1エンドプレートおよび前記第2エンドプレートの一端に形成されたプレート傾斜部に相対的に移動可能なように固定される末端移動ブロック;
前記第1エンドプレートおよび前記第2エンドプレートの他端に形成されたプレート傾斜部に相対的に移動可能なように固定される近位移動ブロック;
前記近位移動ブロックに回転可能なように固定され、前記末端移動ブロックとねじ結合して前記末端移動ブロックと前記近位移動ブロックの間の距離を調節できる調節部材;
前記第1エンドプレートに前記第2エンドプレートに向かって形成される第1ガイド部;および、
前記第2エンドプレートに前記第1エンドプレートに向かって形成され、前記第1ガイド部とのスライディング運動によって前記第1エンドプレートと前記第2エンドプレートが互いに近接したり互いに離隔する運動方向を拘束する第2ガイド部を含み、
前記第1ガイド部と前記第2ガイド部は前記第1エンドプレートおよび前記第2エンドプレートの長さ方向または幅方向への荷重に対して支持するように形成され、
前記調節部材の近位方向の端部に所定のトルクを加えると切れる連結部によって連結される前記分離可能部が配置される
ことを特徴とする脊椎癒合ケージ。 - 前記第1エンドプレートおよび前記第2エンドプレートに形成された骨スクリューホールを通じて挿入される骨スクリューをさらに含む
請求項1に記載の脊椎癒合ケージ。 - 前記末端移動ブロックおよび前記近位移動ブロックにはブロックスライダーが形成され、前記プレート傾斜部には前記ブロックスライダーに対してすべり運動するプレートスライダーが形成される
請求項1に記載の脊椎癒合ケージ。 - 前記調節部材は一端に前記末端移動ブロックとねじ結合するネジ部を有し、他端に前記近位移動ブロックに対してその場で回転可能な調節部材支持面を有する
請求項1に記載の脊椎癒合ケージ。 - 前記近位移動ブロックは前記調節部材支持面より近位方向に前記調節部材の外表面に対して離隔する内側締結部を有する
請求項4に記載の脊椎癒合ケージ。 - 前記近位移動ブロックの外表面には外側締結部が形成される
請求項4に記載の脊椎癒合ケージ。 - 前記近位移動ブロックは前記調節部材支持面より近位方向に前記調節部材の外表面に離隔する内側締結部を有し、前記近位移動ブロックの外表面には外側締結部が形成される
請求項4に記載の脊椎癒合ケージ。 - 前記分離可能部の外表面には器具と結着する第1器具締結部が形成される
請求項1に記載の脊椎癒合ケージ。 - 前記調節部材の近位方向の一側に形成される調節部材ヘッドはその外部面に器具と結着できるように第2器具締結部が形成される
請求項8に記載の脊椎癒合ケージ。 - 前記第1器具締結部と前記第2器具締結部の断面の形状は同一である
請求項9に記載の脊椎癒合ケージ。 - 前記分離可能部の内部は貫通する
請求項8に記載の脊椎癒合ケージ。 - 前記調節部材ヘッドの近位側の縁に沿って前記連結部が配置され、前記連結部は少なくとも2個の連結単位体からなる
請求項9に記載の脊椎癒合ケージ。 - 前記連結単位体は前記調節部材ヘッドの内周側または外周側にノッチが形成される
請求項12に記載の脊椎癒合ケージ。 - 前記第1ガイド部は前記第2エンドプレートに向かって突出する柱を含み、前記第2ガイド部は前記柱に対してすべり運動が可能なように前記第1エンドプレートに向かって突出する延長壁を含む
請求項1に記載の脊椎癒合ケージ。 - 前記第1エンドプレートと前記第2エンドプレートが接近する時、前記延長壁を収容できる収容部が前記柱の周囲に形成される
請求項14に記載の脊椎癒合ケージ。 - 前記延長壁には前記柱の挿入を誘導する案内溝が形成される
請求項14に記載の脊椎癒合ケージ。 - 前記骨スクリューは末端部にねじ山のないアンカー部が形成される
請求項2に記載の脊椎癒合ケージ。 - 前記アンカー部は前記骨スクリューの長さ方向に長く形成されるアンカー溝を有する
請求項17に記載の脊椎癒合ケージ。
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KR10-2020-0028480 | 2020-03-06 | ||
KR1020200028480A KR102117224B1 (ko) | 2020-03-06 | 2020-03-06 | 높이조절이 가능한 척추 유합 케이지 |
PCT/KR2020/015457 WO2021177543A1 (ko) | 2020-03-06 | 2020-11-06 | 높이조절이 가능한 척추 유합 케이지 |
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US (1) | US20230114356A1 (ja) |
EP (1) | EP4115851A4 (ja) |
JP (1) | JP2023517199A (ja) |
KR (1) | KR102117224B1 (ja) |
AU (1) | AU2020433241A1 (ja) |
WO (1) | WO2021177543A1 (ja) |
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KR102117224B1 (ko) * | 2020-03-06 | 2020-06-01 | (주)엘앤케이바이오메드 | 높이조절이 가능한 척추 유합 케이지 |
KR102489197B1 (ko) * | 2020-05-25 | 2023-01-17 | (주)엘앤케이바이오메드 | 높이조절이 가능한 척추 유합 케이지 |
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US6648917B2 (en) * | 2001-10-17 | 2003-11-18 | Medicinelodge, Inc. | Adjustable bone fusion implant and method |
WO2004098453A2 (en) * | 2003-05-06 | 2004-11-18 | Triage Medical, Inc. | Proximal anchors for bone fixation system |
EP1863415A4 (en) * | 2005-03-31 | 2012-04-04 | Life Spine Inc | EXPANDED INTERCORPORAL AND INTERVERTEBRAL SPINAL BODY DEVICES |
WO2008070863A2 (en) * | 2006-12-07 | 2008-06-12 | Interventional Spine, Inc. | Intervertebral implant |
US10383741B2 (en) * | 2013-03-13 | 2019-08-20 | Life Spine, Inc. | Expandable spinal interbody assembly |
US9149367B2 (en) | 2013-03-15 | 2015-10-06 | Globus Medical Inc | Expandable intervertebral implant |
US10034767B2 (en) | 2014-06-03 | 2018-07-31 | Atlas Spine, Inc. | Spinal implant device |
AU2014100879A4 (en) * | 2014-08-05 | 2014-09-11 | D'Urso, Paul Steven MR | It is the intension of this invention to provide an expandable interbody fusion cage which will expand in all three planes to allow the incorporation of a larger amount of bone graft in the expanded state and facilitate a higher surface area of contact of such bone graft and the fusion cage itself with the vertebral bodies. |
US9585762B2 (en) | 2014-10-09 | 2017-03-07 | K2M, Inc. | Expandable spinal interbody spacer and method of use |
US10034771B2 (en) * | 2016-05-11 | 2018-07-31 | Warsaw Orthopedic, Inc. | Spinal implant system and method |
US10682239B2 (en) * | 2017-01-06 | 2020-06-16 | Ke Ling Biotech Limited | Expandable spinal interbody cage |
US10709569B2 (en) | 2017-11-09 | 2020-07-14 | Globus Medical, Inc. | Expandable intervertebral implant |
KR102117224B1 (ko) * | 2020-03-06 | 2020-06-01 | (주)엘앤케이바이오메드 | 높이조절이 가능한 척추 유합 케이지 |
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- 2020-11-06 JP JP2022553626A patent/JP2023517199A/ja active Pending
- 2020-11-06 AU AU2020433241A patent/AU2020433241A1/en active Pending
- 2020-11-06 WO PCT/KR2020/015457 patent/WO2021177543A1/ko unknown
- 2020-11-06 EP EP20923562.1A patent/EP4115851A4/en active Pending
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EP4115851A1 (en) | 2023-01-11 |
KR102117224B1 (ko) | 2020-06-01 |
EP4115851A4 (en) | 2024-04-10 |
WO2021177543A1 (ko) | 2021-09-10 |
US20230114356A1 (en) | 2023-04-13 |
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