JP4987861B2 - 左心室縮小のための乳頭筋装着具 - Google Patents
左心室縮小のための乳頭筋装着具 Download PDFInfo
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- JP4987861B2 JP4987861B2 JP2008515727A JP2008515727A JP4987861B2 JP 4987861 B2 JP4987861 B2 JP 4987861B2 JP 2008515727 A JP2008515727 A JP 2008515727A JP 2008515727 A JP2008515727 A JP 2008515727A JP 4987861 B2 JP4987861 B2 JP 4987861B2
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- Prior art keywords
- clip
- papillary muscle
- left ventricular
- transventricular
- guide 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
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0401—Suture anchors, buttons or pledgets, i.e. means for attaching sutures to bone, cartilage or soft tissue; Instruments for applying or removing suture anchors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/08—Wound clamps or clips, i.e. not or only partly penetrating the tissue ; Devices for bringing together the edges of a wound
- A61B17/083—Clips, e.g. resilient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/10—Surgical instruments, devices or methods for applying or removing wound clamps, e.g. containing only one clamp or staple; Wound clamp magazines
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0487—Suture clamps, clips or locks, e.g. for replacing suture knots; Instruments for applying or removing suture clamps, clips or locks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/00234—Surgical instruments, devices or methods for minimally invasive surgery
- A61B2017/00238—Type of minimally invasive operation
- A61B2017/00243—Type of minimally invasive operation cardiac
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/04—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials
- A61B2017/0496—Surgical instruments, devices or methods for suturing wounds; Holders or packages for needles or suture materials for tensioning sutures
-
- 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
- A61F2/2454—Means for preventing inversion of the valve leaflets, e.g. chordae tendineae prostheses
- A61F2/2457—Chordae tendineae prostheses
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rheumatology (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
を除去するとともに、心臓外科医がより頻繁に用いる方法であり、僧帽弁を横断する必要がなく乳頭筋に直接到達する方法を提供する。
1のクリップと第2のクリップとを有し、それにより付与具を引き出したり再度挿入したりすることなく、それぞれの乳頭筋を係合することができる。付与具を連続的に供給することによりクリップを連続的に装着するか、付与具を連続的に操作するかにかかわらず、それぞれ可撓性ストランドを備えるそれぞれのクリップにより各乳頭筋を係合した後、付与具をガイドカテーテルを介して引き出す。
Claims (7)
- 左心室拡張を低減させ、僧帽弁不全症を軽減するための人工的左心室腱索において、
少なくとも一つの心室横断テザー構造体であって、心臓の左心室内の少なくとも一つの乳頭筋に装着するための第1および第2のクリップを有し、第1のクリップは第1の乳頭筋に装着するための穿通要素を有するとともに、第1の縫糸フィラメントの第1端に固定されており、第2のクリップは第2の乳頭筋に装着するための穿通要素を有するとともに、第2の縫糸フィラメントの第1端に固定されている、心室横断テザー構造体を備え、
第1の縫糸フィラメントおよび第2の縫糸フィラメントには、結び目またはクリップによる接合を形成して前記心室横断テザー構造体の長さを最適な心室横断距離に調節するための固定要素が装着されており、
前記人工的左心室腱索は、カテーテル装置を経由し経皮的に送達される、人工的左心室腱索。 - 前記結び目またはクリップによる接合は、前記人工的左心室腱索の長さが、留置後および使用中に、前記乳頭筋の異なる部分間の距離を調整することにより心臓の心室寸法を調整するように、繰り返し調整することができる、請求項1に記載の人工的左心室腱索。
- 左心室拡張を低減させ、僧帽弁不全症を軽減するための人工的左心室腱索を有するガイドカテーテルであって、
管腔を有する長尺状構造体と、同管腔内に配置された少なくとも一つの心室横断テザー構造体とを備え、
前記心室横断テザー構造体は、心臓の左心室内の少なくとも一つの乳頭筋に装着するための第1および第2のクリップを有し、
第1のクリップは第1の乳頭筋に装着するための穿通要素を有するとともに、第1の縫糸フィラメントの第1端に固定されており、第2のクリップは第2の乳頭筋に装着するための穿通要素を有するとともに、第2の縫糸フィラメントの第1端に固定されており、
第1の縫糸フィラメントおよび第2の縫糸フィラメントには、結び目またはクリップによる接合を形成して前記心室横断テザー構造体の長さを最適な心室横断距離に調節するための固定要素が装着されており、
前記人工的左心室腱索は、カテーテル装置を経由し経皮的に送達される、ガイドカテーテル。 - 左心房と右心房との間の心房中隔に開口を形成するため、前記カテーテル装置により配置される針状メスをさらに備える、請求項3に記載のガイドカテーテル。
- 前記クリップが前記ガイドカテーテルを介して前進されるに先立って、縫糸フィラメントを前記クリップに固定するためのクリップ付与装置をさらに備える、請求項3に記載のガイドカテーテル。
- 前記ガイドカテーテルを介する処置ツールをさらに備え、同処置ツールは操縦可能なチップを有する、請求項3に記載のガイドカテーテル。
- 前記結び目またはクリップによる接合は、前記人工的左心室腱索の長さが、留置後および使用中に、前記乳頭筋の異なる部分間の距離を調整することにより心臓の心室寸法を調整するように、繰り返し調整することができる、請求項3に記載のガイドカテーテル。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US68873005P | 2005-06-09 | 2005-06-09 | |
| US60/688,730 | 2005-06-09 | ||
| PCT/US2006/019496 WO2006135536A2 (en) | 2005-06-09 | 2006-05-19 | Papillary muscle attachement for left ventricular reduction |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008543365A JP2008543365A (ja) | 2008-12-04 |
| JP2008543365A5 JP2008543365A5 (ja) | 2009-07-02 |
| JP4987861B2 true JP4987861B2 (ja) | 2012-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008515727A Expired - Fee Related JP4987861B2 (ja) | 2005-06-09 | 2006-05-19 | 左心室縮小のための乳頭筋装着具 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20090099410A1 (ja) |
| EP (1) | EP1887981A2 (ja) |
| JP (1) | JP4987861B2 (ja) |
| WO (1) | WO2006135536A2 (ja) |
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2006
- 2006-05-19 JP JP2008515727A patent/JP4987861B2/ja not_active Expired - Fee Related
- 2006-05-19 WO PCT/US2006/019496 patent/WO2006135536A2/en not_active Ceased
- 2006-05-19 US US11/920,365 patent/US20090099410A1/en not_active Abandoned
- 2006-05-19 EP EP06760197A patent/EP1887981A2/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP1887981A2 (en) | 2008-02-20 |
| WO2006135536A3 (en) | 2007-02-22 |
| JP2008543365A (ja) | 2008-12-04 |
| WO2006135536A2 (en) | 2006-12-21 |
| US20090099410A1 (en) | 2009-04-16 |
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