JP4579988B2 - パンクタムプラグ - Google Patents
パンクタムプラグ Download PDFInfo
- Publication number
- JP4579988B2 JP4579988B2 JP2007536943A JP2007536943A JP4579988B2 JP 4579988 B2 JP4579988 B2 JP 4579988B2 JP 2007536943 A JP2007536943 A JP 2007536943A JP 2007536943 A JP2007536943 A JP 2007536943A JP 4579988 B2 JP4579988 B2 JP 4579988B2
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- plug
- punctum
- shaft portion
- nose
- shaft
- 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.)
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- 241000083513 Punctum Species 0.000 claims description 131
- 238000005452 bending Methods 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 2
- 238000003780 insertion Methods 0.000 description 35
- 230000037431 insertion Effects 0.000 description 35
- 210000003484 anatomy Anatomy 0.000 description 7
- 210000003128 head Anatomy 0.000 description 6
- 210000005070 sphincter Anatomy 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000014759 maintenance of location Effects 0.000 description 4
- 210000005239 tubule Anatomy 0.000 description 4
- 208000003556 Dry Eye Syndromes Diseases 0.000 description 3
- 206010013774 Dry eye Diseases 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 206010023332 keratitis Diseases 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- ZMJOQTILTVQJJE-UHFFFAOYSA-N ethenol;2-methylprop-2-enoic acid Chemical compound OC=C.CC(=C)C(O)=O ZMJOQTILTVQJJE-UHFFFAOYSA-N 0.000 description 2
- 210000000744 eyelid Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 206010010741 Conjunctivitis Diseases 0.000 description 1
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 208000023715 Ocular surface disease Diseases 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 201000002154 Pterygium Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 239000000560 biocompatible material Substances 0.000 description 1
- 208000010217 blepharitis Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 201000007717 corneal ulcer Diseases 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000026058 directional locomotion Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003889 eye drop Substances 0.000 description 1
- 229940012356 eye drops Drugs 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 201000010666 keratoconjunctivitis Diseases 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920002529 medical grade silicone Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000036262 stenosis Effects 0.000 description 1
- 208000037804 stenosis Diseases 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
Images
Classifications
-
- 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
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
- A61F9/00772—Apparatus for restoration of tear ducts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
-
- 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
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
-
- 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
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
-
- 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
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12159—Solid plugs; being solid before insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/0057—Implements for plugging an opening in the wall of a hollow or tubular organ, e.g. for sealing a vessel puncture or closing a cardiac septal defect
- A61B2017/00646—Type of implements
- A61B2017/00659—Type of implements located only on one side of the opening
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Vascular Medicine (AREA)
- Reproductive Health (AREA)
- Ophthalmology & Optometry (AREA)
- Cardiology (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Prostheses (AREA)
Description
Claims (16)
- 目のパンクタム(punctum)開口へ挿入するパンクタムプラグであって、
a)近位の第一端および遠位の第二端を有するシャフト部、
b)前記シャフト部の第一端に連結された頭部、ならびに
c)前記シャフト部の第二端に連結された本体部を含み、
前記本体部は鼻部、前記本体部の周りで周方向に延在する連続的リム部、および上面を有し、
前記シャフト部は第一端から第二端への方向において直径を増大して、遠位端の近くで最大直径になり、
前記鼻部と前記リム部間に所定角度が形成され、
前記シャフト部は、前記シャフト部の最大直径部分に遠位で隣接して前記シャフト部の周りに前記本体部の上面と略同一レベルで完全に延在する狭い周溝を有し、
前記周溝は、前記本体部の全体が前記鼻部に対して枢軸回転できるように前記シャフト部と前記本体部との交点で可撓性を増大し、かつ前記パンクタム開口への前記本体部の挿入時に前記鼻部に対する前記リム部の全周の屈曲を可能にする、パンクタムプラグ。 - 前記周溝は前記本体部と前記シャフト部間の屈曲の許容範囲を拡大する円錐面に拡大した上部を有する、請求項1のパンクタムプラグ。
- 前記パンクタムプラグは軸孔を有する、請求項1のパンクタムプラグ。
- 前記軸孔は段付きまたは先細りになっている、請求項3のパンクタムプラグ。
- 前記鼻部は切頭円錐形である、請求項1のパンクタムプラグ。
- 前記鼻部は、前記パンクタムプラグを通る長軸に対して略28°の角度を形成し、前記リム部は前記パンクタムプラグを通る長軸に対して略53°の角度を形成している、請求項1のパンクタムプラグ。
- 前記鼻部と前記リム部間の角度は略26°である、請求項1のパンクタムプラグ。
- 前記周溝は、前記シャフト部の外面に対して半径方向内方へ前記リム部のピボット点を移動させる刻み目を前記シャフト部に形成している、請求項1のパンクタムプラグ。
- 前記周溝は前記本体部へ伸長していない、請求項1のパンクタムプラグ。
- 前記周溝は前記本体部の下方へ伸長していない、請求項1のパンクタムプラグ。
- 前記リム部は、その上面と前記鼻部の半径方向延長部間が中実である、請求項1のパンクタムプラグ。
- 前記パンクタムプラグは長軸を形成し、かつ前記周溝は前記長軸を横切る方向に概ねU形の断面を有する、請求項1のパンクタムプラグ。
- 目のパンクタム(punctum)開口へ挿入するパンクタムプラグであって、
a)近位の第一端および遠位の第二端を有するシャフト部、
b)前記シャフト部の第一端に連結された頭部、ならびに
c)前記シャフト部の第二端に連結された本体部を含み、
前記本体部は、鼻部、前記本体部の近位端の周りに完全に延在する連続的リム部、および上面を有し、
前記鼻部と前記リム部間に所定角度が形成され、
前記シャフト部は、前記シャフト部の最大直径部分に遠位で隣接して前記シャフト部の周りに前記本体部の上面と略同一レベルで完全に延在する狭い周溝を有し、
前記周溝は、前記本体部の全体が前記鼻部に対して枢軸回転できるように前記シャフト部と前記本体部との交点で可撓性を増大し、かつ前記パンクタム開口への前記本体部の挿入時に前記鼻部に対する前記リム部の全周の屈曲を可能にする、パンクタムプラグ。 - 目のパンクタム(punctum)開口へ挿入するパンクタムプラグであって、
a)近位の第一端および遠位の第二端を有し、かつ長軸を形成するシャフト部、
b)前記シャフト部の第一端に連結された頭部、ならびに
c)前記シャフト部の第二端に連結され、かつ鼻部、リム部、および上面を有する本体部を含み、
前記鼻部と前記リム部間に所定角度が形成され、
前記シャフト部は、前記シャフト部の周りに前記本体部の上面と略同一レベルで完全に延在する周溝を有し、
前記周溝は、前記長軸と平行の方向に所定幅を有し、かつ前記リム部は前記周溝の幅よりも広い間隔で前記鼻部から半径方向外方へ伸長している、パンクタムプラグ。 - 前記周溝は、前記本体部の全体が前記鼻部に対して枢軸回転できるように前記シャフト部と前記本体部との交点で可撓性を増大し、かつ前記パンクタム開口への前記本体部の挿入時に前記鼻部に対する前記リム部の全周の屈曲を可能にする、請求項14のパンクタムプラグ。
- 前記シャフト部は非筒状である、請求項15のパンクタムプラグ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/964,860 US7204253B2 (en) | 2003-05-22 | 2004-10-14 | Punctum plug |
PCT/US2005/037029 WO2006044669A2 (en) | 2004-10-14 | 2005-10-14 | Punctum plug |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008516690A JP2008516690A (ja) | 2008-05-22 |
JP4579988B2 true JP4579988B2 (ja) | 2010-11-10 |
Family
ID=36203564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007536943A Active JP4579988B2 (ja) | 2004-10-14 | 2005-10-14 | パンクタムプラグ |
Country Status (6)
Country | Link |
---|---|
US (1) | US7204253B2 (ja) |
EP (1) | EP1799167A4 (ja) |
JP (1) | JP4579988B2 (ja) |
AU (1) | AU2005295623A1 (ja) |
CA (1) | CA2585853A1 (ja) |
WO (1) | WO2006044669A2 (ja) |
Families Citing this family (29)
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EP3470108A1 (en) | 2004-07-02 | 2019-04-17 | Mati Therapeutics Inc. | Treatment medium delivery device for delivery of treatment media to the eye |
EP2182078B1 (en) * | 2005-09-01 | 2012-02-01 | Bristol-Myers Squibb Company | Biomarkers and methods for determining sensitivity to vascular endothelial growth factor receptor-2 modulators |
BRPI0709672B8 (pt) | 2006-03-31 | 2021-06-22 | 3088922 Inc | implante ocular insersível em um lúmen ocular e método de distribuição de um agente terapêutico a um olho |
RU2009111263A (ru) | 2006-08-30 | 2010-10-10 | Дэвид Уилльям СМИТ (US) | Способ придания одноосевой или многоосевой жесткости экструдированным материалам, а также изделия, получаемые из них |
US20080097517A1 (en) * | 2006-10-23 | 2008-04-24 | Webtec Converting, Llc. | External Nasal Dilator and Methods of Manufacture |
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-
2004
- 2004-10-14 US US10/964,860 patent/US7204253B2/en not_active Expired - Fee Related
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2005
- 2005-10-14 AU AU2005295623A patent/AU2005295623A1/en not_active Abandoned
- 2005-10-14 CA CA002585853A patent/CA2585853A1/en not_active Abandoned
- 2005-10-14 EP EP05817304A patent/EP1799167A4/en not_active Withdrawn
- 2005-10-14 WO PCT/US2005/037029 patent/WO2006044669A2/en active Application Filing
- 2005-10-14 JP JP2007536943A patent/JP4579988B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
WO2006044669A3 (en) | 2006-07-27 |
WO2006044669A2 (en) | 2006-04-27 |
US20050045188A1 (en) | 2005-03-03 |
AU2005295623A1 (en) | 2006-04-27 |
EP1799167A4 (en) | 2008-10-08 |
JP2008516690A (ja) | 2008-05-22 |
CA2585853A1 (en) | 2006-04-27 |
EP1799167A2 (en) | 2007-06-27 |
US7204253B2 (en) | 2007-04-17 |
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