JP2013505107A - 外部圧力補償を備えた眼内圧力センサ - Google Patents
外部圧力補償を備えた眼内圧力センサ Download PDFInfo
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- JP2013505107A JP2013505107A JP2012530908A JP2012530908A JP2013505107A JP 2013505107 A JP2013505107 A JP 2013505107A JP 2012530908 A JP2012530908 A JP 2012530908A JP 2012530908 A JP2012530908 A JP 2012530908A JP 2013505107 A JP2013505107 A JP 2013505107A
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- 230000004410 intraocular pressure Effects 0.000 title claims abstract description 84
- 210000002159 anterior chamber Anatomy 0.000 claims abstract description 59
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- 239000012530 fluid Substances 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 9
- 230000004888 barrier function Effects 0.000 claims 2
- 210000001742 aqueous humor Anatomy 0.000 description 29
- 208000010412 Glaucoma Diseases 0.000 description 13
- 238000001914 filtration Methods 0.000 description 12
- 238000001356 surgical procedure Methods 0.000 description 9
- 210000000795 conjunctiva Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 210000001585 trabecular meshwork Anatomy 0.000 description 6
- 208000002352 blister Diseases 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 210000000695 crystalline len Anatomy 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 210000001328 optic nerve Anatomy 0.000 description 4
- 210000003786 sclera Anatomy 0.000 description 4
- 201000004569 Blindness Diseases 0.000 description 3
- 210000004027 cell Anatomy 0.000 description 3
- 210000004240 ciliary body Anatomy 0.000 description 3
- 210000004087 cornea Anatomy 0.000 description 3
- 238000013500 data storage Methods 0.000 description 3
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- 230000004761 fibrosis Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 210000001525 retina Anatomy 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 201000002862 Angle-Closure Glaucoma Diseases 0.000 description 1
- 208000024304 Choroidal Effusions Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 201000001326 acute closed-angle glaucoma Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000003161 choroid Anatomy 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
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- 238000002513 implantation Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- A61F9/00781—Apparatus for modifying intraocular pressure, e.g. for glaucoma treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/16—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring intraocular pressure, e.g. tonometers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6814—Head
- A61B5/6821—Eye
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Pathology (AREA)
- Otolaryngology (AREA)
- Hematology (AREA)
- External Artificial Organs (AREA)
- Eye Examination Apparatus (AREA)
Abstract
Description
以下、本発明の模範的な実施形態が詳細に参照され、それらの例が添付の図面において示される。可能な限り、同一の参照番号が、図面を通して同一又は同様の部品を参照するのに使用される。
Claims (25)
- 眼の前房と流体連通して配置された第1圧力センサと、
大気圧を測定し又は大気圧の近似値を求めるように前記第1圧力センサから離隔されて配置された離隔圧力センサと
を具備する、眼内圧力センサシステムであって、
前記第1圧力センサからの数値と前記離隔圧力センサからの数値との間の差が眼内圧力に近似する、眼内圧力センサシステム。 - プロセッサと、
該プロセッサに接続された電源と、
前記プロセッサに接続されたメモリと
を更に具備し、前記プロセッサが、前記測定された抵抗を読み込むように構成される、請求項1に記載の圧力センサシステム。 - 前記プロセッサが、眼内圧力に相当する値を前記メモリに書き込む、請求項2に記載の圧力センサシステム。
- 前記プロセッサに接続されたデータ伝送モジュールを更に具備する、請求項2に記載の圧力センサシステム。
- 前記離隔圧力センサが前記眼の結膜下腔内に配置される、請求項1に記載の圧力センサシステム。
- 前記第1圧力センサを前記離隔圧力センサから隔てる障壁を更に具備する、請求項1に記載の圧力センサシステム。
- チューブと、
該チューブの端部上に収まる端キャップであって、前記第1圧力センサが前記端キャップの第1端部に配置され、前記離隔圧力センサが前記端キャップの第2端部に配置される、端キャップと
を更に具備する、請求項1に記載の圧力センサシステム。 - バルブを備えたチューブと、
前記第1圧力センサからの数値及び前記離隔圧力センサからの数値に基づいて前記バルブを制御するように構成されたコントローラと
を更に具備する、請求項1に記載の圧力センサシステム。 - 前記バルブを制御することによって、ほぼ一定の眼内圧力が前記眼内において維持される、請求項8に記載の圧力センサシステム。
- 前記バルブを制御することによって、ほぼ一定の眼内圧力低下が維持される、請求項8に記載の圧力センサシステム。
- 眼の前房と流体連通して配置された第1圧力センサと、
排出場所に配置された第2圧力センサと
を具備する、眼内圧力センサシステムであって、
前記第1圧力センサからの数値と前記第2圧力センサからの数値との間の差が前記前房と前記排出場所との間の圧力差に近似する、眼内圧力センサシステム。 - プロセッサと、
該プロセッサに接続された電源と、
前記プロセッサに接続されたメモリとを更に具備し、
前記プロセッサが、前記測定された抵抗を読み込むように構成される、請求項11に記載の圧力センサシステム。 - 前記プロセッサが、前記圧力差に相当する値を前記メモリに書き込む、請求項12に記載の圧力センサシステム。
- 前記プロセッサに接続されたデータ伝送モジュールを更に具備する、請求項12に記載の圧力センサシステム。
- バルブを備えたチューブと、
前記第1圧力センサからの数値及び前記第2圧力センサからの数値に基づいて前記バルブを制御するように構成されたコントローラと
を更に具備する、請求項11に記載の圧力センサシステム。 - 前記バルブを制御することによって、ほぼ一定の圧力差が維持される、請求項15に記載の圧力センサシステム。
- 前記バルブを制御することによって、前記圧力差が調整される、請求項15に記載の圧力センサシステム。
- 排出場所に配置された第1圧力センサと、
大気圧を測定し又は大気圧の近似値を求めるように前記第1圧力センサから離隔されて配置された離隔圧力センサと
を具備する、眼内圧力センサシステムであって、
前記第1圧力センサからの数値と前記離隔圧力センサからの数値との間の差が前記排出場所における圧力に近似する、眼内圧力センサシステム。 - プロセッサと、
該プロセッサに接続された電源と、
前記プロセッサに接続されたメモリと
を更に具備し、前記プロセッサが、前記測定された抵抗を読み込むように構成される、請求項18に記載の圧力センサシステム。 - 前記プロセッサが、前記圧力差に相当する値を前記メモリに書き込む、請求項19に記載の圧力センサシステム。
- 前記プロセッサに接続されたデータ伝送モジュールを更に具備する、請求項19に記載の圧力センサシステム。
- 前記第1圧力センサを前記離隔圧力センサから隔てる障壁を更に具備する、請求項18に記載の圧力センサシステム。
- バルブを備えたチューブと、
前記第1圧力センサからの数値及び前記離隔圧力センサからの数値に基づいて前記バルブを制御するように構成されたコントローラと
を更に具備する、請求項18に記載の圧力センサシステム。 - 前記バルブを制御することによって、ほぼ一定の圧力が前記排出場所において維持される、請求項23に記載の圧力センサシステム。
- 前記バルブを制御することによって、前記排出場所における圧力が調整される、請求項23に記載の圧力センサシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/563,244 US8257295B2 (en) | 2009-09-21 | 2009-09-21 | Intraocular pressure sensor with external pressure compensation |
US12/563,244 | 2009-09-21 | ||
PCT/US2010/047429 WO2011034727A1 (en) | 2009-09-21 | 2010-09-01 | Intraocular pressure sensor with external pressure compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013505107A true JP2013505107A (ja) | 2013-02-14 |
JP5654603B2 JP5654603B2 (ja) | 2015-01-14 |
Family
ID=42987485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012530908A Active JP5654603B2 (ja) | 2009-09-21 | 2010-09-01 | 外部圧力補償を備えた眼内圧力センサ |
Country Status (10)
Country | Link |
---|---|
US (3) | US8257295B2 (ja) |
EP (1) | EP2480120B1 (ja) |
JP (1) | JP5654603B2 (ja) |
CN (1) | CN102655804B (ja) |
AU (1) | AU2010295887B2 (ja) |
BR (1) | BR112012005544A2 (ja) |
CA (1) | CA2772359C (ja) |
ES (1) | ES2477563T3 (ja) |
RU (1) | RU2012116104A (ja) |
WO (1) | WO2011034727A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016511107A (ja) * | 2013-03-13 | 2016-04-14 | ドーズ メディカル コーポレーションDose Medical Corporation | 眼内生理センサ |
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US20140243731A1 (en) | 2014-08-28 |
WO2011034727A1 (en) | 2011-03-24 |
US20120296258A1 (en) | 2012-11-22 |
CN102655804B (zh) | 2014-10-22 |
JP5654603B2 (ja) | 2015-01-14 |
US20110071505A1 (en) | 2011-03-24 |
EP2480120B1 (en) | 2014-06-04 |
RU2012116104A (ru) | 2013-10-27 |
US8257295B2 (en) | 2012-09-04 |
ES2477563T3 (es) | 2014-07-17 |
CA2772359C (en) | 2017-07-04 |
AU2010295887A1 (en) | 2012-03-29 |
US9615970B2 (en) | 2017-04-11 |
AU2010295887B2 (en) | 2015-07-02 |
CA2772359A1 (en) | 2011-03-24 |
EP2480120A1 (en) | 2012-08-01 |
BR112012005544A2 (pt) | 2017-05-23 |
CN102655804A (zh) | 2012-09-05 |
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