JP2020533090A - 心臓弁のための補綴スペーサーデバイス - Google Patents
心臓弁のための補綴スペーサーデバイス Download PDFInfo
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- JP2020533090A JP2020533090A JP2020513900A JP2020513900A JP2020533090A JP 2020533090 A JP2020533090 A JP 2020533090A JP 2020513900 A JP2020513900 A JP 2020513900A JP 2020513900 A JP2020513900 A JP 2020513900A JP 2020533090 A JP2020533090 A JP 2020533090A
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- 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
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/246—Devices for obstructing a leak through a native valve in a closed condition
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- 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
- A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
- A61F2/2442—Annuloplasty rings or inserts for correcting the valve shape; Implants for improving the function of a native heart valve
- A61F2/2466—Delivery devices therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B17/1227—Spring clips
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/128—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips
- A61B17/1285—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord for applying or removing clamps or clips for minimally invasive surgery
-
- 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
- A61F2/0077—Special surfaces of prostheses, e.g. for improving ingrowth
- A61F2002/0081—Special surfaces of prostheses, e.g. for improving ingrowth directly machined on the prosthetic surface, e.g. holes, grooves
-
- 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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0008—Fixation appliances for connecting prostheses to the body
- A61F2220/0016—Fixation appliances for connecting prostheses to the body with sharp anchoring protrusions, e.g. barbs, pins, spikes
-
- 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
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2230/0063—Three-dimensional shapes
- A61F2230/0093—Umbrella-shaped, e.g. mushroom-shaped
-
- 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
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0004—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable
- A61F2250/001—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable for adjusting a diameter
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- Health & Medical Sciences (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (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)
Abstract
Description
102 スペーサー部材
104 アンカー
106 クラスプ
108 第1のカラー
110 第2のカラー
120 第1の部分
122 第2の部分
124 ジョイント部分
126 取り付け部分
128 アーム部分
129 プレート
130 開口部
132 側部梁
134 スロット
146 フラップ
200 補綴スペーサーデバイス
202 スペーサー部材
204 アンカー
206 クラスプ
208 第1のカラー、遠位カラー
210 第2のカラー、近位カラー
212 アンカー伸長部材
218 ジョイント部分
220 第1の部分
222 第2の部分
226 ボア
228 中心開口部
230 突出部
232 ガイド開口部
234 開口部
236 バーブ
240 メッシュ構造
242 フィラメント、ワイヤ
250 被覆材
Claims (12)
- 自然心臓弁の弁尖の間に配設されるように構成されているスペーサー部材であって、前記自然心臓弁は、心臓の第1の部屋と第2の部屋との間に配置される、スペーサー部材と、
前記スペーサー部材に結合され、それぞれのアンカー部材と前記スペーサー部材との間で前記弁尖を捕らえ、補綴デバイスが前記弁尖の間に保持されるように構成されている、複数のアンカー部材とを備え、
前記スペーサー部材は、前記弁尖が前記アンカー部材と前記スペーサー部材との間で捕らえられた場合に前記第1の部屋と前記第2の部屋との間に前記補綴デバイスを通る流路を設け、血液が前記第2の部屋から前記第1の部屋へ前記スペーサー部材を通り逆流できるように構成される、植え込み可能補綴デバイス。 - 前記スペーサー部材は、多孔質体を備える、請求項1に記載の植え込み可能補綴デバイス。
- 前記多孔質体は、ワイヤメッシュを含む、請求項2に記載の植え込み可能補綴デバイス。
- 前記第1の部屋は左心室であり、前記第2の部屋は左心房であり、
前記スペーサー部材は、前記デバイスが植え込まれた場合に、前記左心室から前記左心房へ前記デバイスを通る逆流性血流量が、前記左心室の左心室1回拍出量の5%乃至30%になるように構成される、請求項1から3のいずれか一項に記載の植え込み可能補綴デバイス。 - 前記スペーサー部材は、多孔質被覆材を含む、請求項1から4のいずれか一項に記載の植え込み可能補綴デバイス。
- 前記多孔質被覆材は、編み生地を含む、請求項5に記載の植え込み可能補綴デバイス。
- 前記多孔質被覆材は、透かし生地を含む、請求項5に記載の植え込み可能補綴デバイス。
- 前記第1の部屋は左心室であり、前記第2の部屋は左心房であり、
前記多孔質被覆材は、前記デバイスが植え込まれた場合に、前記デバイスを通り前記左心室から前記左心房へ流れる逆流性血流が、前記左心室の左心室1回拍出量の15%乃至30%から、1カ月乃至6カ月の期間にわたって前記左心室の左心室1回拍出量の0%乃至20%に低減されるように組織成長侵入を促進するように構成される、請求項5から7のいずれか一項に記載の植え込み可能補綴デバイス。 - 前記自然心臓弁は、僧帽弁であり、
前記多孔質被覆材は、前記デバイスを通り前記第2の部屋から前記第1の部屋へ流れる逆流性血流が、前記デバイスが植え込まれた場合にMR≧3+の血管造影グレードを有する僧帽弁逆流に相当する量から、1カ月乃至6カ月の期間にわたってMR≦2+の血管造影グレードを有する僧帽弁逆流に相当する量に低減されるように組織成長侵入を促進するように構成される、請求項5から8のいずれか一項に記載の植え込み可能補綴デバイス。 - 前記自然心臓弁は、僧帽弁であり、
前記補綴デバイスは、植え込みの前に送達装置に結合され、
前記補綴デバイスは、前記補綴デバイスが前記送達装置から解放された後に逆流性血流が前記スペーサー部材を通って流れることができるように構成され、前記逆流性血流の量は、MR>2+の血管造影グレードを有する僧帽弁逆流に相当する、請求項1から9のいずれか一項に記載の植え込み可能補綴デバイス。 - 前記補綴デバイスは、MR>3+の血管造影グレードを有する僧帽弁逆流に相当する量を有する逆流性血流が前記スペーサー部材を通って流れることができるように構成される、請求項10に記載の植え込み可能補綴デバイス。
- 前記補綴デバイスは、MR>4+の血管造影グレードを有する僧帽弁逆流に相当する量を有する逆流性血流が前記スペーサー部材を通って流れることができるように構成される、請求項10に記載の植え込み可能補綴デバイス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762555240P | 2017-09-07 | 2017-09-07 | |
US62/555,240 | 2017-09-07 | ||
US16/123,105 | 2018-09-06 | ||
US16/123,105 US11051940B2 (en) | 2017-09-07 | 2018-09-06 | Prosthetic spacer device for heart valve |
PCT/US2018/049882 WO2019051180A2 (en) | 2017-09-07 | 2018-09-07 | PROSTHETIC SPACE DEVICE FOR CARDIAC VALVE |
Publications (2)
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JP2020533090A true JP2020533090A (ja) | 2020-11-19 |
JP7341985B2 JP7341985B2 (ja) | 2023-09-11 |
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JP2020513900A Active JP7341985B2 (ja) | 2017-09-07 | 2018-09-07 | 心臓弁のための補綴スペーサーデバイス |
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US (3) | US11051940B2 (ja) |
EP (1) | EP3678596A4 (ja) |
JP (1) | JP7341985B2 (ja) |
CN (2) | CN114848235A (ja) |
CA (1) | CA3073825A1 (ja) |
MX (1) | MX2020001931A (ja) |
SG (1) | SG11202001929YA (ja) |
WO (1) | WO2019051180A2 (ja) |
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US20230346556A1 (en) | 2023-11-02 |
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