JP7322115B2 - 弁周辺の空間を密閉する形状記憶ポリマー発泡体 - Google Patents
弁周辺の空間を密閉する形状記憶ポリマー発泡体 Download PDFInfo
- Publication number
- JP7322115B2 JP7322115B2 JP2021160828A JP2021160828A JP7322115B2 JP 7322115 B2 JP7322115 B2 JP 7322115B2 JP 2021160828 A JP2021160828 A JP 2021160828A JP 2021160828 A JP2021160828 A JP 2021160828A JP 7322115 B2 JP7322115 B2 JP 7322115B2
- Authority
- JP
- Japan
- Prior art keywords
- foam
- smp
- scaffold
- length
- smp foam
- 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.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- 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
- A61F2/2412—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 with soft flexible valve members, e.g. tissue valves shaped like natural valves
- A61F2/2418—Scaffolds therefor, e.g. support stents
-
- 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
- A61F2/2412—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 with soft flexible valve members, e.g. tissue valves shaped like natural valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L24/00—Surgical adhesives or cements; Adhesives for colostomy devices
- A61L24/001—Use of materials characterised by their function or physical properties
- A61L24/0036—Porous materials, e.g. foams or sponges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L24/00—Surgical adhesives or cements; Adhesives for colostomy devices
- A61L24/04—Surgical adhesives or cements; Adhesives for colostomy devices containing macromolecular materials
- A61L24/046—Surgical adhesives or cements; Adhesives for colostomy devices containing macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
- A61L27/042—Iron or iron alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
- A61L27/045—Cobalt or cobalt alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/04—Metals or alloys
- A61L27/06—Titanium or titanium alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/18—Macromolecular materials obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/14—Macromolecular materials
- A61L27/26—Mixtures of macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
- A61L27/34—Macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
- A61L27/52—Hydrogels or hydrocolloids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/08—Materials for coatings
- A61L31/10—Macromolecular materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/22—After-treatment of expandable particles; Forming foamed products
- C08J9/228—Forming foamed products
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
-
- 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
- A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2210/0071—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof thermoplastic
-
- 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
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0039—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in diameter
-
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0069—Sealing means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2400/00—Materials characterised by their function or physical properties
- A61L2400/16—Materials with shape-memory or superelastic properties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2420/00—Materials or methods for coatings medical devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/20—Materials or treatment for tissue regeneration for reconstruction of the heart, e.g. heart valves
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/12—Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Dermatology (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Surgery (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Prostheses (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
Description
技術分野:本発明は、医療機器分野、特に弁に関する。
管を閉塞したりするのを確実に防げる。
N,N’,N’テトラキス(ヒドロキシプロピレン)エチレンジアミンのいくつかの組み合わせによって合成される、ポリウレタンSMP発泡体があげられる。
2方向では膨張した一次状態にある。
合がある。従って、半径方向に圧縮されたSMP発泡体は、金属窓長差340’’(340’-340=340’’)の程度にまでは変形しえない。様々な実施形態では、発泡体の軸方向延長は、軸方向差340’’の0、5、10、15、又は20%でありうる。
結果、第1支柱は、SMP発泡体の第1面(図1では前面)からSMP発泡体の第2面(図1では見えない後面)まで横断して、第1及び第2の面が互いに対向する。SMT発泡体131の下半分は、支柱103、104に固定して取り付けられていないことに留意されたい。SMP発泡体131に固定連結される第1及び第2の支柱101、102及びSMP発泡体に固定連結されない第3及び第4の支柱103、104に応答して、SMP発泡体は、第1及び第2の支柱に応じて移動するように構成され、装置が第1方向から第2
方向に移行する場合には第3及び第4の支柱から独立して移動する。例えば、図3A及び3Bでは、発泡体331は、支柱301、302が軸341に沿って上下に移動する場合に、上下に(又は軸341に沿って上下に)動くであろう。しかしながら、支柱303、304による下方への極端なたわみは、発泡体が支柱303、304の動きにほとんど依存しないので、SMT発泡体331のセルを破損又は損傷しないであろう。
あるため図1では見えない。領域161’、162’、103、104に接着剤が確実に適用されないようにするために当該領域にマスキングを用いてよい。マスキング(例えば、酸化物又は窒化物)は、いくつかの実施形態では、その後のプロセス後半で除去されうる。
2平面158は第1及び第2の支柱101、102のいずれとも交差しない。第2平面158は第1窓111及び第の窓112のいずれとも交差しない。
前記第1方向では前記さらなるSMP発泡体は前記圧縮された二次状態にあり;前記第2方向では、前記さらなるSMP発泡体は前記膨張した一次状態にある、例2に記載の装置である。
の装置である。
例4aに記載の装置である。
張一次状態にある、例4aに記載の装置である。
意味の範囲内にあるように、基板は実際にはいかなる方向であってもよい。本明細書の(特許請求の範囲に含まれる)用語「上」は、特に明記しない限り、第2層「上」の第1層が直接第2層上にあることや第2層と直接接触することも示すものではなく、当該第1層と当該第2層の間に第3層又は他の構造物が存在してよい。本明細書に記載された装置又は製品の実施形態は、多数の配置及び方向で製造、使用又は輸送されうる。当業者であれば、上記の教示から多くの改良及び変更が可能であることを理解しうる。当業者であれば、図面に示された様々な構成要素の様々な等価な組み合わせ及び置換を認識するであろう。すなわち、本発明の範囲は、当該詳細な説明によって限定されるのではなく、本明細書に添付された特許請求の範囲によって限定されることが意図される。
Claims (15)
- 金属又はポリマーの少なくとも一方を含む構造支持骨格;
前記構造支持骨格に含まれるバルブ;
開放気泡ポリウレタン熱硬化性形状記憶ポリマー(SMP)発泡体であって、前記SMP発泡体は刺激に応じて圧縮された二次状態から膨張した一次状態へすでに膨張した状態である;
を含む装置であって、ここで、
a)(i)前記SMP発泡体の上半分は、前記構造支持骨格の第1の部分に固定的に結合し、かつ、(a)(ii)前記SMP発泡体の下半分のいかなる部分も、前記構造支持骨格の第2の部分に固定的に結合しておらず;
第1の方向では、(b)(i)前記構造支持骨格は、第1の最大外径を有し、かつ(b)(ii)前記構造支持骨格は、前記構造支持骨格の長軸に平行に測定された第1の長さを有し;
第2の方向では、(c)(i)前記構造支持骨格は、前記第1の最大外径よりも大きい第2の最大外径を有し、(e)(ii)前記構造支持骨格は、前記第1の長さよりも小さい第2の長さを有し;
ここで、前記SMP発泡体の上半分は、前記構造支持骨格の前記第1の部分に固定的に結合されているが、前記SMP発泡体の下半分のいかなる部分も、前記構造支持骨格の前記第2の部分に固定的に結合しておらず、前記装置が前記第1の方向から前記第2の方向に移行する場合、前記SMP発泡体は前記構造支持骨格の前記第1の部分に依存して移動するが、前記構造支持骨格の前記第2の部分に依存しないように構成され;
ここで、前記構造支持骨格の長軸に直交する第1の平面は、前記SMP発泡体及び前記構造支持骨格の前記第1の部分と交差し;
ここで、前記構造支持骨格の長軸に直交する第2の平面は、前記SMP発泡体及び前記構造支持骨格の前記第2の部分と交差し;
ここで、前記第1の平面は、前記構造支持骨格の前記第2部分と交差せず、
ここで、前記第2の平面は、前記構造支持骨格の前記第1の部分と交差しない、
装置。 - 前記SMP発泡体の圧縮状態での長さは、第1の発泡体の長さであり、前記第1の発泡体の長さは、前記構造支持骨格の長軸に平行に測定され、前記SMP発泡体の膨張状態での長さは、第2の発泡体の長さであり、前記第1の発泡体の長さは、前記第2の発泡体の長さと実質的に等しい、請求項1に記載の装置。
- 前記SMP発泡体を前記構造支持骨格に結合する接着剤を含む、請求項1又は2に記載の装置であって、ここで、
前記接着剤は、前記構造支持骨格の支柱に直接接触して、前記構造支持骨格に固定接着された、未発泡SMPポリウレタンコーティングを含み;
前記SMP発泡体は、前記ポリウレタンコーティングに直接接触して、前記ポリウレタンコーティングに固定接着され;
前記ポリウレタンコーティングは、前記SMP発泡体を前記構造支持骨格に固定接着する、装置。 - 前記ポリウレタンコーティングは硬化熱硬化性樹脂である、請求項3に記載の装置。
- 前記ポリウレタンコーティングの化学組成は前記SMP発泡体の化学組成と等しい、請求項3に記載の装置。
- 前記ポリウレタンコーティングはSMPである、請求項3~5のいずれか一項に記載の装置。
- 前記構造支持骨格はポリマーを含む、請求項1~6のいずれか一項に記載の装置。
- 前記SMP発泡体は、既に可塑化されているが、まだ患者に埋め込まれていない、請求項1~7のいずれか一項に記載の装置。
- 金属又はポリマーの少なくとも一方を含む支持骨格;
前記支持骨格に含まれるバルブ;
前記支持骨格に接触する膜;
開放気泡ポリウレタン熱硬化性形状記憶ポリマー(SMP)発泡体であって、前記SMP発泡体は刺激に応じて圧縮された二次状態から膨張した一次状態へすでに膨張した状態である;
を含む装置であって、ここで、
第1の方向では、(b)(i)前記支持骨格は、第1の最大外径を有し、かつ(b)(ii)前記支持骨格は、前記支持骨格の長軸に平行に測定された第1の長さを有し;
第2の方向では、(c)(i)前記支持骨格は、前記第1の最大外径よりも大きい第2の最大外径を有し、(e)(ii)前記支持骨格は、前記第1の長さよりも小さい第2の長さを有し;
ここで、前記SMP発泡体の上半分は、前記膜と前記SMP発泡体にともに直接接触する接着剤を介して前記膜に接着し、
ここで、前記SMP発泡体の下半分は、前記接着剤を介して前記膜に直接接着せず、前記装置が前記第1の方向から前記第2の方向に移行する場合、前記膜上をスライドするように構成されており、かつ、
前記膜は前記バルブと前記SMP発泡体の間にある、
装置。 - 前記接着剤は、未発泡ポリウレタンコーティングを含む、請求項9に記載の装置。
- ポリウレタンコーティングの化学組成は前記SMP発泡体の化学組成と等しい、請求項10に記載の装置。
- ポリウレタンコーティングはSMPである、請求項10又は11に記載の装置。
- 前記SMP発泡体の圧縮状態での長さは、第1の発泡体の長さであり、前記第1の発泡体の長さは、前記支持骨格の長軸に平行に測定され、前記SMP発泡体の膨張状態での長さは、第2の発泡体の長さであり、前記第1の発泡体の長さは、前記第2の発泡体の長さと実質的に等しい、
請求項9~12のいずれか一項に記載の装置。 - 前記支持骨格はポリマーを含む、請求項9~13のいずれか一項に記載の装置。
- 前記SMP発泡体は、既に可塑化されているが、まだ患者に埋め込まれていない、請求項9~14のいずれか一項に記載の装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023121202A JP2023159082A (ja) | 2017-03-14 | 2023-07-26 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762471131P | 2017-03-14 | 2017-03-14 | |
US62/471,131 | 2017-03-14 | ||
PCT/US2018/022468 WO2018170149A1 (en) | 2017-03-14 | 2018-03-14 | Shape memory polymer foams to seal space around valves |
JP2019550680A JP6955022B2 (ja) | 2017-03-14 | 2018-03-14 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019550680A Division JP6955022B2 (ja) | 2017-03-14 | 2018-03-14 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023121202A Division JP2023159082A (ja) | 2017-03-14 | 2023-07-26 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022008676A JP2022008676A (ja) | 2022-01-13 |
JP7322115B2 true JP7322115B2 (ja) | 2023-08-07 |
Family
ID=63523351
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019550680A Active JP6955022B2 (ja) | 2017-03-14 | 2018-03-14 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
JP2021160828A Active JP7322115B2 (ja) | 2017-03-14 | 2021-09-30 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
JP2023121202A Pending JP2023159082A (ja) | 2017-03-14 | 2023-07-26 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019550680A Active JP6955022B2 (ja) | 2017-03-14 | 2018-03-14 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023121202A Pending JP2023159082A (ja) | 2017-03-14 | 2023-07-26 | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 |
Country Status (5)
Country | Link |
---|---|
US (2) | US11219520B2 (ja) |
EP (2) | EP4062875B1 (ja) |
JP (3) | JP6955022B2 (ja) |
CN (2) | CN110381889B (ja) |
WO (1) | WO2018170149A1 (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9554897B2 (en) | 2011-04-28 | 2017-01-31 | Neovasc Tiara Inc. | Methods and apparatus for engaging a valve prosthesis with tissue |
US9345573B2 (en) | 2012-05-30 | 2016-05-24 | Neovasc Tiara Inc. | Methods and apparatus for loading a prosthesis onto a delivery system |
CA3073834A1 (en) | 2017-08-25 | 2019-02-28 | Neovasc Tiara Inc. | Sequentially deployed transcatheter mitral valve prosthesis |
WO2019075023A1 (en) * | 2017-10-10 | 2019-04-18 | The Texas A&M University System | GAINED EMBOLIZATION DEVICE |
EP3703623A4 (en) * | 2017-10-30 | 2021-07-28 | Endoluminal Sciences Pty Ltd | STRETCH SEAL SKIRT TECHNOLOGY FOR SEALED ENDOVASCULAR PROSTHESIS |
WO2019195860A2 (en) | 2018-04-04 | 2019-10-10 | Vdyne, Llc | Devices and methods for anchoring transcatheter heart valve |
US10321995B1 (en) | 2018-09-20 | 2019-06-18 | Vdyne, Llc | Orthogonally delivered transcatheter heart valve replacement |
US11071627B2 (en) | 2018-10-18 | 2021-07-27 | Vdyne, Inc. | Orthogonally delivered transcatheter heart valve frame for valve in valve prosthesis |
US11344413B2 (en) | 2018-09-20 | 2022-05-31 | Vdyne, Inc. | Transcatheter deliverable prosthetic heart valves and methods of delivery |
US11278437B2 (en) | 2018-12-08 | 2022-03-22 | Vdyne, Inc. | Compression capable annular frames for side delivery of transcatheter heart valve replacement |
US10595994B1 (en) | 2018-09-20 | 2020-03-24 | Vdyne, Llc | Side-delivered transcatheter heart valve replacement |
US11109969B2 (en) | 2018-10-22 | 2021-09-07 | Vdyne, Inc. | Guidewire delivery of transcatheter heart valve |
DE102018126828A1 (de) * | 2018-10-26 | 2020-04-30 | Nvt Ag | Herzklappenprothese |
AU2019374743B2 (en) | 2018-11-08 | 2022-03-03 | Neovasc Tiara Inc. | Ventricular deployment of a transcatheter mitral valve prosthesis |
US11253359B2 (en) | 2018-12-20 | 2022-02-22 | Vdyne, Inc. | Proximal tab for side-delivered transcatheter heart valves and methods of delivery |
US11273032B2 (en) | 2019-01-26 | 2022-03-15 | Vdyne, Inc. | Collapsible inner flow control component for side-deliverable transcatheter heart valve prosthesis |
US11185409B2 (en) | 2019-01-26 | 2021-11-30 | Vdyne, Inc. | Collapsible inner flow control component for side-delivered transcatheter heart valve prosthesis |
CA3132162A1 (en) | 2019-03-05 | 2020-09-10 | Vdyne, Inc. | Tricuspid regurgitation control devices for orthogonal transcatheter heart valve prosthesis |
US11076956B2 (en) | 2019-03-14 | 2021-08-03 | Vdyne, Inc. | Proximal, distal, and anterior anchoring tabs for side-delivered transcatheter mitral valve prosthesis |
US11173027B2 (en) | 2019-03-14 | 2021-11-16 | Vdyne, Inc. | Side-deliverable transcatheter prosthetic valves and methods for delivering and anchoring the same |
US11602429B2 (en) | 2019-04-01 | 2023-03-14 | Neovasc Tiara Inc. | Controllably deployable prosthetic valve |
EP3965701A4 (en) | 2019-05-04 | 2023-02-15 | Vdyne, Inc. | CINCH DEVICE AND METHOD FOR DEPLOYING A SIDE-PLACED PROSTHETIC HEART VALVE IN A NATIVE RING |
CA3140925A1 (en) | 2019-05-20 | 2020-11-26 | Neovasc Tiara Inc. | Introducer with hemostasis mechanism |
AU2020295566B2 (en) | 2019-06-20 | 2023-07-20 | Neovasc Tiara Inc. | Low profile prosthetic mitral valve |
AU2020334080A1 (en) | 2019-08-20 | 2022-03-24 | Vdyne, Inc. | Delivery and retrieval devices and methods for side-deliverable transcatheter prosthetic valves |
CN114630665A (zh) | 2019-08-26 | 2022-06-14 | 维迪内股份有限公司 | 可侧面输送的经导管假体瓣膜及其输送和锚定方法 |
US11234813B2 (en) | 2020-01-17 | 2022-02-01 | Vdyne, Inc. | Ventricular stability elements for side-deliverable prosthetic heart valves and methods of delivery |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002191700A (ja) | 2000-11-16 | 2002-07-09 | Cordis Corp | ステント移植片において使用するための改善されたステント |
JP2011522634A (ja) | 2008-06-06 | 2011-08-04 | エドワーズ ライフサイエンシーズ コーポレイション | 低プロファイル経カテーテル心臓弁 |
US20130190865A1 (en) | 2012-01-25 | 2013-07-25 | Boston Scientific Scimed, Inc. | Valve assembly with a bioabsorbable gasket and a replaceable valve implant |
US20140243966A1 (en) | 2013-02-01 | 2014-08-28 | Medtronic, Inc. | Anti-Paravalvular Leakage Component for a Transcatheter Valve Prosthesis |
US20140277388A1 (en) | 2013-03-12 | 2014-09-18 | Aga Medical Corporation | Biocompatible foam occlusion device for self-expanding heart valves |
US20150073545A1 (en) | 2013-09-12 | 2015-03-12 | St. Jude Medical, Cardiology Division, Inc. | Stent designs for prosthetic heart valves |
JP2016511042A (ja) | 2013-02-21 | 2016-04-14 | メドトロニック ヴァスキュラー インコーポレイテッド | 漸進的な展開及び再位置決めのための細長いケーブルを備えたチップキャプチャ機構を有するステントグラフト送達システム |
WO2017040918A1 (en) | 2015-09-04 | 2017-03-09 | The Texas A&M University System | Shape memory polymer vessel occlusion device |
Family Cites Families (102)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5506300A (en) | 1985-01-04 | 1996-04-09 | Thoratec Laboratories Corporation | Compositions that soften at predetermined temperatures and the method of making same |
JPH0678460B2 (ja) | 1985-05-01 | 1994-10-05 | 株式会社バイオマテリアル・ユニバース | 多孔質透明ポリビニルアルユールゲル |
US4706671A (en) | 1985-05-02 | 1987-11-17 | Weinrib Harry P | Catheter with coiled tip |
JPH0739506B2 (ja) | 1988-09-30 | 1995-05-01 | 三菱重工業株式会社 | 形状記憶ポリマー発泡体 |
US4994069A (en) | 1988-11-02 | 1991-02-19 | Target Therapeutics | Vaso-occlusion coil and method |
FR2641692A1 (fr) | 1989-01-17 | 1990-07-20 | Nippon Zeon Co | Bouchon de fermeture d'une breche pour application medicale et dispositif pour bouchon de fermeture l'utilisant |
US5045601A (en) | 1989-06-13 | 1991-09-03 | Biointerface Technologies, Inc. | Pressure-sensitive adhesive compositions suitable for medical uses |
US5354295A (en) | 1990-03-13 | 1994-10-11 | Target Therapeutics, Inc. | In an endovascular electrolytically detachable wire and tip for the formation of thrombus in arteries, veins, aneurysms, vascular malformations and arteriovenous fistulas |
US5207709A (en) | 1991-11-13 | 1993-05-04 | Picha George J | Implant with textured surface |
WO1994006460A1 (en) | 1992-09-21 | 1994-03-31 | Vitaphore Corporation | Embolization plugs for blood vessels |
US6090072A (en) | 1992-10-15 | 2000-07-18 | Scimed Life Systems, Inc. | Expandable introducer sheath |
US5330483A (en) | 1992-12-18 | 1994-07-19 | Advanced Surgical Inc. | Specimen reduction device |
US5964744A (en) | 1993-01-04 | 1999-10-12 | Menlo Care, Inc. | Polymeric medical device systems having shape memory |
US5418261A (en) | 1993-01-25 | 1995-05-23 | Imperial Chemical Industries Plc | Polyurethane foams |
US5429583A (en) | 1993-12-09 | 1995-07-04 | Pegasus Medical Technologies, Inc. | Cobalt palladium seeds for thermal treatment of tumors |
US5522836A (en) | 1994-06-27 | 1996-06-04 | Target Therapeutics, Inc. | Electrolytically severable coil assembly with movable detachment point |
US5690671A (en) | 1994-12-13 | 1997-11-25 | Micro Interventional Systems, Inc. | Embolic elements and methods and apparatus for their delivery |
US5634936A (en) | 1995-02-06 | 1997-06-03 | Scimed Life Systems, Inc. | Device for closing a septal defect |
US5674242A (en) | 1995-06-06 | 1997-10-07 | Quanam Medical Corporation | Endoprosthetic device with therapeutic compound |
US5895398A (en) | 1996-02-02 | 1999-04-20 | The Regents Of The University Of California | Method of using a clot capture coil |
US5846247A (en) | 1996-11-15 | 1998-12-08 | Unsworth; John D. | Shape memory tubular deployment system |
US5762630A (en) | 1996-12-23 | 1998-06-09 | Johnson & Johnson Medical, Inc. | Thermally softening stylet |
US5911737A (en) | 1997-02-28 | 1999-06-15 | The Regents Of The University Of California | Microfabricated therapeutic actuators |
US6939477B2 (en) | 1997-06-06 | 2005-09-06 | Ashland, Inc. | Temperature-controlled induction heating of polymeric materials |
EP0996664A1 (en) | 1997-07-09 | 2000-05-03 | Huntsman Ici Chemicals Llc | Compressed hydrophilic polyurethane foams |
US6159165A (en) | 1997-12-05 | 2000-12-12 | Micrus Corporation | Three dimensional spherical micro-coils manufactured from radiopaque nickel-titanium microstrand |
US5957966A (en) | 1998-02-18 | 1999-09-28 | Intermedics Inc. | Implantable cardiac lead with multiple shape memory polymer structures |
CN1299395A (zh) | 1998-03-11 | 2001-06-13 | 陶氏化学公司 | 由α-烯烃/乙烯基或亚乙烯基芳族单体和/或位阻脂族乙烯基或亚乙烯基共聚体制成的具有形状记忆的结构和制品 |
US6293960B1 (en) | 1998-05-22 | 2001-09-25 | Micrus Corporation | Catheter with shape memory polymer distal tip for deployment of therapeutic devices |
US6165193A (en) | 1998-07-06 | 2000-12-26 | Microvention, Inc. | Vascular embolization with an expansible implant |
US6102917A (en) | 1998-07-15 | 2000-08-15 | The Regents Of The University Of California | Shape memory polymer (SMP) gripper with a release sensing system |
US6296622B1 (en) | 1998-12-21 | 2001-10-02 | Micrus Corporation | Endoluminal device delivery system using axially recovering shape memory material |
US6551340B1 (en) | 1998-10-09 | 2003-04-22 | Board Of Regents The University Of Texas System | Vasoocclusion coil device having a core therein |
US6086599A (en) | 1999-02-08 | 2000-07-11 | The Regents Of The University Of California | Micro devices using shape memory polymer patches for mated connections |
AUPP899899A0 (en) | 1999-03-03 | 1999-03-25 | Paragon Medical Limited | Magnetic material |
US6280457B1 (en) | 1999-06-04 | 2001-08-28 | Scimed Life Systems, Inc. | Polymer covered vaso-occlusive devices and methods of producing such devices |
US6238403B1 (en) | 1999-10-04 | 2001-05-29 | Microvention, Inc. | Filamentous embolic device with expansible elements |
US6458127B1 (en) | 1999-11-22 | 2002-10-01 | Csaba Truckai | Polymer embolic elements with metallic coatings for occlusion of vascular malformations |
US6790218B2 (en) | 1999-12-23 | 2004-09-14 | Swaminathan Jayaraman | Occlusive coil manufacture and delivery |
WO2005018428A2 (en) | 2000-04-03 | 2005-03-03 | Neoguide Systems, Inc. | Activated polymer articulated instruments and methods of insertion |
US6599448B1 (en) | 2000-05-10 | 2003-07-29 | Hydromer, Inc. | Radio-opaque polymeric compositions |
US6740094B2 (en) | 2000-11-06 | 2004-05-25 | The Regents Of The University Of California | Shape memory polymer actuator and catheter |
US6583194B2 (en) | 2000-11-20 | 2003-06-24 | Vahid Sendijarevic | Foams having shape memory |
WO2002041929A1 (de) * | 2000-11-21 | 2002-05-30 | Schering Ag | Röhrenförmige gefässimplantate (stents) sowie verfahren zur deren herstellung |
US7422714B1 (en) | 2001-01-24 | 2008-09-09 | Cornerstone Research Group, Inc. | Method of using a shape memory material as a mandrel for composite part manufacturing |
US6872433B2 (en) | 2001-03-27 | 2005-03-29 | The Regents Of The University Of California | Shape memory alloy/shape memory polymer tools |
EP1381420A2 (en) | 2001-04-26 | 2004-01-21 | Christopher H. Porter | Method and apparatus for delivering materials to the body |
US6855153B2 (en) | 2001-05-01 | 2005-02-15 | Vahid Saadat | Embolic balloon |
US20030028209A1 (en) | 2001-07-31 | 2003-02-06 | Clifford Teoh | Expandable body cavity liner device |
US20040030062A1 (en) | 2002-05-02 | 2004-02-12 | Mather Patrick T. | Castable shape memory polymers |
US20030216804A1 (en) | 2002-05-14 | 2003-11-20 | Debeer Nicholas C. | Shape memory polymer stent |
US20030236533A1 (en) | 2002-06-20 | 2003-12-25 | The Regents Of The University Of California | Shape memory polymer actuator and catheter |
US7608058B2 (en) | 2002-07-23 | 2009-10-27 | Micrus Corporation | Stretch resistant therapeutic device |
JP4256345B2 (ja) | 2002-08-15 | 2009-04-22 | コップス,ジャスティン,ケー. | 椎間板インプラント |
US7308738B2 (en) | 2002-10-19 | 2007-12-18 | General Motors Corporation | Releasable fastener systems and processes |
US7588825B2 (en) | 2002-10-23 | 2009-09-15 | Boston Scientific Scimed, Inc. | Embolic compositions |
US8043321B2 (en) | 2003-07-24 | 2011-10-25 | Boston Scientific Scimed, Inc. | Embolic coil |
US20070135907A1 (en) * | 2003-10-02 | 2007-06-14 | The Regents Of The University Of California | Stent with expandable foam |
US8133256B2 (en) | 2003-10-02 | 2012-03-13 | Lawrence Livermore National Security, Llc | Shape memory polymer foams for endovascular therapies |
US7744604B2 (en) | 2003-11-13 | 2010-06-29 | Lawrence Livermore National Security, Llc | Shape memory polymer medical device |
US20070104752A1 (en) | 2003-12-10 | 2007-05-10 | Lee Jeffrey A | Aneurysm embolization material and device |
US20080109057A1 (en) | 2003-12-10 | 2008-05-08 | Calabria Marie F | Multiple point detacher system |
US20050165480A1 (en) | 2004-01-23 | 2005-07-28 | Maybelle Jordan | Endovascular treatment devices and methods |
US8882786B2 (en) | 2004-02-17 | 2014-11-11 | Lawrence Livermore National Security, Llc. | System for closure of a physical anomaly |
FR2866558B1 (fr) | 2004-02-20 | 2006-08-04 | Cie Euro Etude Rech Paroscopie | Ballon intra-gastrique avec moyens de mise en forme ameliores et a resistance mecanique renforcee |
US20050228417A1 (en) | 2004-03-26 | 2005-10-13 | Teitelbaum George P | Devices and methods for removing a matter from a body cavity of a patient |
US20050267570A1 (en) | 2004-05-27 | 2005-12-01 | Shadduck John H | Endovascular occlusion devices and methods of use |
US20050274454A1 (en) | 2004-06-09 | 2005-12-15 | Extrand Charles W | Magneto-active adhesive systems |
US20050274455A1 (en) | 2004-06-09 | 2005-12-15 | Extrand Charles W | Electro-active adhesive systems |
JP4204520B2 (ja) | 2004-06-23 | 2009-01-07 | 本田技研工業株式会社 | 排ガス浄化触媒の製造方法 |
US9051411B2 (en) | 2004-08-16 | 2015-06-09 | Lawrence Livermore National Security, Llc | Shape memory polymers |
US20060074409A1 (en) | 2004-10-05 | 2006-04-06 | Scimed Life Systems, Inc. | Detachable shaft medical retrieval device and related methods of use |
US7828790B2 (en) | 2004-12-03 | 2010-11-09 | Boston Scientific Scimed, Inc. | Selectively flexible catheter and method of use |
US20060271172A1 (en) * | 2005-05-16 | 2006-11-30 | Hassan Tehrani | Minimally Invasive Aortic Valve Replacement |
US7386203B2 (en) | 2005-06-30 | 2008-06-10 | Lawrence Livermore National Security, Llc | System for diffusing light from an optical fiber or light guide |
US7611524B1 (en) | 2005-09-27 | 2009-11-03 | Lawrence Livermore National Security, Llc | Guide wire extension for shape memory polymer occlusion removal devices |
US20070142907A1 (en) | 2005-12-16 | 2007-06-21 | Micardia Corporation | Adjustable prosthetic valve implant |
WO2007115208A2 (en) | 2006-03-30 | 2007-10-11 | The Regents Of The University Of Colorado | Shape memory polymer medical devices |
US8075576B2 (en) | 2006-08-24 | 2011-12-13 | Boston Scientific Scimed, Inc. | Closure device, system, and method |
US20080114454A1 (en) | 2006-11-10 | 2008-05-15 | Warsaw Orthopedic, Inc. | Expandable Vertebral Body Implants Including Shape-Memory Materials and Methods of Use |
US8685528B2 (en) | 2007-04-20 | 2014-04-01 | GM Global Technology Operations LLC | Shape memory polymer and adhesive combination and methods of making and using the same |
US20080269746A1 (en) | 2007-04-24 | 2008-10-30 | Osteolign, Inc. | Conformable intramedullary implant with nestable components |
US20090054934A1 (en) | 2007-07-25 | 2009-02-26 | Depuy Spine, Inc. | Expandable fillers for bone cement |
WO2009021071A2 (en) | 2007-08-06 | 2009-02-12 | Henson Michael R | Thrombectomy system and method |
US8066703B2 (en) | 2007-10-08 | 2011-11-29 | Boston Scientific Scimed, Inc. | Sphincterotome with improved orientation |
WO2009059332A1 (en) | 2007-11-02 | 2009-05-07 | University Of Washington | Design of shape memory - shape memory polymer composites for reversible shape changes |
CN101938943B (zh) | 2008-03-31 | 2012-12-26 | 泰尔茂株式会社 | 医疗用闭塞装置 |
US9119714B2 (en) | 2008-10-29 | 2015-09-01 | The Regents Of The University Of Colorado, A Body Corporate | Shape memory polymer prosthetic medical device |
KR101144170B1 (ko) | 2009-04-10 | 2012-05-10 | 서울대학교산학협력단 | 형상기억 폴리우레탄 폼의 제조 방법 및 이로부터 제조된 형상기억 폴리우레탄 폼 |
JP5350309B2 (ja) | 2010-03-31 | 2013-11-27 | 東洋ゴム工業株式会社 | 研磨パッドおよびその製造方法、ならびに半導体デバイスの製造方法 |
US8888675B2 (en) | 2010-08-12 | 2014-11-18 | Abbott Cardiovascular Systems, Inc. | Apparatus and methods for supporting cardiac ischemic tissue |
US10010327B2 (en) | 2010-12-16 | 2018-07-03 | Lawrence Livermore National Security, Llc | Expandable implant and implant system |
US9216076B2 (en) | 2011-09-09 | 2015-12-22 | Endoluminal Sciences Pty. Ltd. | Means for controlled sealing of endovascular devices |
US20130089576A1 (en) | 2011-10-04 | 2013-04-11 | The Texas A&M University System | Implantable embolic scaffolds that promote healing |
US9670308B2 (en) | 2012-05-24 | 2017-06-06 | Lawrence Livermore National Security, Llc | Device and method for treatment of openings in vascular and septal walls |
US10314698B2 (en) | 2013-03-12 | 2019-06-11 | St. Jude Medical, Cardiology Division, Inc. | Thermally-activated biocompatible foam occlusion device for self-expanding heart valves |
US9662119B2 (en) | 2013-03-13 | 2017-05-30 | Lawrence Livermore National Security, Llc | Shape-memory polymer foam device for treating aneurysms |
EP3545906B1 (en) * | 2013-08-14 | 2020-12-23 | Mitral Valve Technologies Sàrl | Replacement heart valve apparatus |
US9512072B2 (en) | 2013-10-31 | 2016-12-06 | Case Western Reserve University | Biodegradable computed tomography contrast agents |
CN104758088A (zh) * | 2014-01-08 | 2015-07-08 | 库克生物科技公司 | Esis心脏瓣膜支撑环 |
EP3125827B1 (en) * | 2014-04-01 | 2021-09-15 | Medtronic CV Luxembourg S.à.r.l. | Anti-paravalvular leakage component for a transcatheter valve prosthesis |
US10265433B2 (en) | 2015-03-18 | 2019-04-23 | Lawrence Livermore National Security, Llc | Hemorrhage management system |
-
2018
- 2018-03-14 EP EP22171654.1A patent/EP4062875B1/en active Active
- 2018-03-14 EP EP18768742.1A patent/EP3595588B1/en active Active
- 2018-03-14 WO PCT/US2018/022468 patent/WO2018170149A1/en unknown
- 2018-03-14 US US16/487,207 patent/US11219520B2/en active Active
- 2018-03-14 CN CN201880017989.3A patent/CN110381889B/zh active Active
- 2018-03-14 CN CN202111474840.8A patent/CN114601976A/zh active Pending
- 2018-03-14 JP JP2019550680A patent/JP6955022B2/ja active Active
-
2021
- 2021-09-30 JP JP2021160828A patent/JP7322115B2/ja active Active
-
2022
- 2022-01-07 US US17/570,492 patent/US20220125583A1/en active Pending
-
2023
- 2023-07-26 JP JP2023121202A patent/JP2023159082A/ja active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002191700A (ja) | 2000-11-16 | 2002-07-09 | Cordis Corp | ステント移植片において使用するための改善されたステント |
JP2011522634A (ja) | 2008-06-06 | 2011-08-04 | エドワーズ ライフサイエンシーズ コーポレイション | 低プロファイル経カテーテル心臓弁 |
US20130190865A1 (en) | 2012-01-25 | 2013-07-25 | Boston Scientific Scimed, Inc. | Valve assembly with a bioabsorbable gasket and a replaceable valve implant |
US20140243966A1 (en) | 2013-02-01 | 2014-08-28 | Medtronic, Inc. | Anti-Paravalvular Leakage Component for a Transcatheter Valve Prosthesis |
JP2016511042A (ja) | 2013-02-21 | 2016-04-14 | メドトロニック ヴァスキュラー インコーポレイテッド | 漸進的な展開及び再位置決めのための細長いケーブルを備えたチップキャプチャ機構を有するステントグラフト送達システム |
US20140277388A1 (en) | 2013-03-12 | 2014-09-18 | Aga Medical Corporation | Biocompatible foam occlusion device for self-expanding heart valves |
US20150073545A1 (en) | 2013-09-12 | 2015-03-12 | St. Jude Medical, Cardiology Division, Inc. | Stent designs for prosthetic heart valves |
WO2017040918A1 (en) | 2015-09-04 | 2017-03-09 | The Texas A&M University System | Shape memory polymer vessel occlusion device |
Also Published As
Publication number | Publication date |
---|---|
US20220125583A1 (en) | 2022-04-28 |
JP6955022B2 (ja) | 2021-10-27 |
CN114601976A (zh) | 2022-06-10 |
US20210068947A1 (en) | 2021-03-11 |
EP3595588A1 (en) | 2020-01-22 |
EP3595588A4 (en) | 2020-12-09 |
EP4062875B1 (en) | 2024-05-08 |
EP4062875A1 (en) | 2022-09-28 |
US11219520B2 (en) | 2022-01-11 |
CN110381889A (zh) | 2019-10-25 |
JP2020509877A (ja) | 2020-04-02 |
WO2018170149A1 (en) | 2018-09-20 |
EP3595588B1 (en) | 2022-06-08 |
JP2023159082A (ja) | 2023-10-31 |
CN110381889B (zh) | 2021-12-31 |
JP2022008676A (ja) | 2022-01-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7322115B2 (ja) | 弁周辺の空間を密閉する形状記憶ポリマー発泡体 | |
US20190091016A1 (en) | Percutaneous heart valve, system, and method | |
ES2730104T3 (es) | Válvula cardiaca protésica mejorada con andamiaje de valvas | |
JP6392778B2 (ja) | 人工心臓弁リーフレットにおける曲げ特性の幾何学的制御 | |
EP2109417B1 (en) | Percutaneous valve and delivery system | |
US20160030165A1 (en) | Means for Controlled Sealing of Endovascular Devices | |
JP5604110B2 (ja) | 弁を送達するためのシステム | |
US20130331929A1 (en) | Means for Controlled Sealing of Endovascular Devices | |
KR20180021391A (ko) | 인공 심장 판막 | |
WO2007081820A1 (en) | Transcatheter delivery of a replacement heart valve | |
CN104334119A (zh) | 单环心脏瓣膜支撑结构 | |
CA2907013A1 (en) | System and method for sealing percutaneous valve | |
JP7053493B2 (ja) | 移植片本体、可膨張式充填チャネル、及び充填構造を有するシステム及び方法 | |
AU2020267416B2 (en) | Valved conduit with expandable frame | |
CN104507416A (zh) | 心脏瓣膜支撑结构 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20211029 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20221206 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230221 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230627 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230726 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7322115 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |