WO2004045702A1 - バルーンカテーテル及び注入療法用装置 - Google Patents
バルーンカテーテル及び注入療法用装置 Download PDFInfo
- Publication number
- WO2004045702A1 WO2004045702A1 PCT/JP2003/012917 JP0312917W WO2004045702A1 WO 2004045702 A1 WO2004045702 A1 WO 2004045702A1 JP 0312917 W JP0312917 W JP 0312917W WO 2004045702 A1 WO2004045702 A1 WO 2004045702A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- catheter
- balloons
- balloon
- catheter body
- lumen
- 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.)
- Ceased
Links
Classifications
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1011—Multiple balloon catheters
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
Definitions
- the present invention provides a balloon catheter which is inserted into a blood vessel and can supply a transluminal drug and cells and supply a therapeutic device for treatment of myocardium and the like, and the balloon catheter. It relates to a therapeutic device.
- various balloon catheters have been developed in order to pursue low-invasive treatment methods for various diseases.
- the purpose is to temporarily or semi-permanently obstruct the flow and to inspect or improve abnormal conditions that have occurred.
- a conventional balloon catheter used in percutaneous transluminal coronary angioplasty or the like for example, there is one described in Japanese Patent Application Laid-Open No. Hei 5-28522, which is expanded. Balloons are primarily used to dilate stenosis in blood vessels.
- the conventional catheter used in this therapy is a type that does not use a balloon because it is not intended to occlude blood vessels.
- the force catheter is usually guided to a target position by a guide wire.
- the method of surgically opening the chest and directly administering drugs and the like to the myocardium and Tsuruya is performed by opening the chest under general anesthesia and using a body ring.
- a body ring Once the heart has to be stopped, there is a very high invasion for the patient.
- infusion therapy in which a catheter is percutaneously approached into the heart cavity and a needle is driven into the myocardium through the catheter to administer drugs, etc., it is necessary to fix a firm and thick guiding catheter inside the beating heart. Because of this, there is a danger that injuries to the cable in the heart chamber may result in postoperative sequelae.
- infusion therapy for myocardium using conventional techniques is incomplete, and a fundamental and more effective treatment method for myocardial infarction by restoring blood flow in the ischemic area has been required.
- ischemic area that causes myocardial infarction
- the present invention focuses on the above points, and has as its object to invent a new treatment method and to provide a catheter and an infusion therapy device suitable for the invented treatment method. Disclosure of the invention
- the present inventors have intensively studied a means and a method for effectively using a means such as a guiding catheter to reach a target site transluminally without invading a site other than the affected part.
- a means such as a guiding catheter to reach a target site transluminally without invading a site other than the affected part.
- it is a small-diameter catheter that can be inserted into the guiding catheter and reach a target site in the body, and can be blocked at a limited local site without blocking the original blood flow (obstruction region)
- a balloon force table that can retrogradely inject drugs and the like necessary for treatment into the local site only is suitable for solving the problems of the new treatment method described above. This has led to the present invention.
- the present invention is to provide a blood flow block at least in which the main blood flow is preserved, and an occluded region is cut off from the blood flow main line between the two balloons.
- An object of the present invention is to provide a device for supplying medicines, cells, treatment instruments and the like according to a treatment method, and a device for infusion therapy.
- the invention described in claim 1 of the present invention is characterized in that a plurality of lumens extending in the axial direction are formed in a single force sensor main body, and the lumen is formed outside the catheter main body.
- Two radially expandable balloons are arranged axially side by side.
- Injection / remen that can supply drugs, cells, therapeutic instruments, etc.
- a balloon lumen that communicates with the inside of the above two balloons to control the expansion of the balloon
- a catheter body tip It is possible to communicate with the outside of the catheter body at positions distal and proximal to the positions of the two balloon groups, respectively, to bypass the occluded space formed by the two knobs / lanes and to allow blood flow.
- a guide lumen through which a guide wire for guiding the catheter body to a target position is inserted.
- an independent occluded space is formed in the blood vessel between the two balloons, and only a local portion of the occluded space is formed from the inlet.
- Drugs and the like can be supplied. Therefore, if the branching blood vessel is connected to the occluded space, the above-mentioned drug or the like is injected into the branching blood vessel, and the drug or the like can be supplied to the affected part through the branching blood vessel.
- the wall surface of the blood vessel that forms the occluded space is the affected area, it is possible to supply necessary drugs and the like only to the locally affected area.
- the present invention only one lumen is required for expanding the two balloons, and accordingly, the number of lumens in the catheter body can be reduced, and the opening cross-sectional area of the lumen for the no-pass can be reduced accordingly. It is possible to make it wider.
- the invention described in claim 3 is claimed in claim 1 or claim
- the aforementioned guide lumen is opened to the outside of the catheter body at positions distal and proximal to the positions of the two Norune groups, so that the bypass / remen are also provided. It is also characterized by serving as a combination.
- the number of lumens in the power catheter body can be reduced accordingly, and the opening cross-sectional area of the bypass lumen can be increased accordingly. Becomes possible.
- the invention described in claim 5 includes the balloon catheter described in claim 4, a guide wire inserted into the guide lumen, and pulsation detection means for detecting pulsation of the heart. And a stroke means for performing a stroke in synchronization with the pulsation of the heart on the basis of a detection signal of the pulsation detection means.
- the efficiency of the blood circulation by the bypass ramen improves by the bombing effect
- the application of the present invention is a suitable treatment method, ie, ⁇ , in which factors, drugs and cells such as ischemic sites are injected in a retrograde direction of blood flow via a coronary vein so as to substantially treat ⁇ .
- ⁇ a suitable treatment method
- FIG. 1 is a schematic side view showing a catheter according to an embodiment of the present invention.
- FIG. 2 is a schematic cross-sectional view of the catheter according to the embodiment of the present invention in a use state.
- FIG. 3 is a sectional view taken along line AA in FIG.
- FIG. 4 is a sectional view taken along the line BB in FIG.
- FIG. 5 is a cross-sectional view taken along the line DD in FIG.
- FIG. 6 is a cross-sectional view taken along the line C-C in FIG.
- FIG. 7 is a sectional view taken along line EE in FIG.
- FIG. 8 is a diagram illustrating the use of the catheter according to the embodiment of the present invention.
- FIG. 9 is a schematic configuration diagram for operating a guidewire according to the embodiment based on the present invention. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a schematic side view for explaining a balloon catheter according to the present embodiment, in which two balloons 2, 3 are provided on the distal end 1a side of a catheter body 1 made of a flexible tubular body. Are arranged at predetermined intervals.
- the catheter body 1 has a four-lumen structure.
- the four lumens consist of the largest lumen, which also serves as the bypass lumen, the guide / remen 4, the injection noremen 5, and two pairs of balloon lumens 6, 7 communicating with each balloon 2, 3. is there.
- the guide lumen 4 is a lumen into which the guide wire 9 is inserted from the guide wire port 8 at the tail end 1b, and extends from the tail end 1b to the tip end 1 along the body 1 of the cassette. a, and is open at the distal end 1 a of the catheter body 1.
- the opening 4a of the distal end 1a also serves as a proximal opening of the bypass lumen. In this specification, proximal and distal are expressed based on the distal end 1a of the catheter body 1.
- the guide lumen 4 has a bypass opening 1 at the tail end 1 b side, that is, at a position more distal than the positions of the two valve groups 2 and 3. 4 or 1 or 2 or more.
- the injection noremen 5 communicate with the injection port 10 at the tail end 1 b side, and extend from the tail end 1 b side to a position between the two balloons 2 and 3, and FIG. As shown in FIG. 5, at the position between the two lanes 2 and 3, it communicates with an inlet 11 for communicating with the outside of the cassette body 1.
- the cross-sectional area of the catheter body 1 is converted into a circle, and the diameter is! ! ! ! ! ! Within ⁇ . 5 mm ⁇ or more is preferable.
- the opening cross-sectional area of the guide lumen 4, that is, the bypass / remen for the bypass preferably has a diameter of not more than 1 !! 11110 and not less than 0.4 mm ⁇ in terms of a circle. If it is too small, it will be difficult to secure more blood flow than required.
- the two balloon lumens 6, 7 communicate with the proximal balloon port 12 and the distal balloon port 13 at the tail end 1b, respectively, as well as in FIGS.
- the balloons extend to the positions of the balloons 2 and 3 and communicate with the inside of the corresponding balloons 2 and 3.
- the two vanolanes 2 and 3 are shown in FIG. 1 as having different sizes, they may have the same size or the distal nore 3 may be larger. The point is that it should be occluded without damaging the blood vessels when dilated.
- the present invention is used for treating a lesion (ischemic area), that is, for injecting a drug or cells into myocardial tissue of an affected part.
- ischemic area ischemic area
- the guiding catheter 15 is inserted to the outlet of the coronary vein 16 and placed therein.
- the balloon catheter was inserted into the coronary vein 16 through the guiding catheter 15 in the direction opposite to the blood flow, and FIG. Between two balloons 2 and 3 as shown in Is adjusted to be a vascular site around the lesion (where there is a branch vessel connected to the lesion).
- the guide wire 9 is pulled back until the distal end portion 1a of the guide wire 9 is located near the bypass opening and further away from the bypass opening (the state of FIG. 2).
- the distal end portion 1a of the guide lumen 4 communicates with the opening for bypass, and blood can flow around the outside of the catheter body 1 at the two balloons 2 and 3. .
- the air is pumped to each of the balloon lumens 6 and 7 to expand each of the balloons 2 and 3 to locally occlude the blood vessel, and the balloons 2 and 3 are closed.
- An occlusion region X is formed therebetween.
- a drug or the like to be injected into the lesion is pumped from the port 3 ⁇ 4 ⁇ .
- the pumped drug passes through the injection lumen 5 and is supplied from the inlet 11 into the closed area X with a predetermined pressure. Further, since the pressure in the occluded region X increases, the liquid in the occluded region X is injected by flowing back into the branched blood vessel branched at the occluded region X, and is administered to the lesion.
- the drug or the like may be supplied after all or a part of the blood or the like in the occluded region X is extracted by setting the injection lumen 5 to a negative pressure. good.
- the catheter of the present embodiment when used, even if the blood vessel main tube forming the local occlusion region X where the treatment part or the branch blood vessel connected to the treatment part is formed is closed by the balloons 2 and 3, It is possible to supply a drug or the like only to a locally treated portion while ensuring that the antegrade and retrograde blood flow in the main vessel of the blood vessel circulates over the occlusion region X. In other words, it is possible to inject a substance necessary for treatment only into a limited occlusion area while securing blood flow.
- the balloons 2 and 3 do not expand the stenosis, but are preferably balloons that can reduce leakage of drugs and the like from the occluded region X as much as possible.
- branch vessel Although only one branch vessel is shown in the occluded region X in the above figure, it is usually set so that about 1 to 10 branch vessels are present in the occluded region X.
- the drug is applied to the affected area via a branch vessel connected to the occluded region X.
- a branch vessel connected to the occluded region X the present invention is not limited to this.
- the drug or the like supplied to the occluded region directly acts on the affected part. Even in this case, since the blood flow in the blood main line is ensured! / ⁇ , it is possible to form the closed region X for a long time.
- One balloon lumen 6 and 7 is connected to the two balloons 2 and 3.
- the number of noramens in the main body 1 may be reduced.
- the force S that causes the guide lumen 4 to also serve as the bypass lumen is not limited to this.
- a bypass lumen may be provided independently.
- the guide wire 9 pulled back to a position distal to the bypass opening may be configured to be stroked by a predetermined stroke amount in synchronization with the pulsation of the heart.
- the cylinder rod 21 of the piston 20 is connected to the guide wire 9.
- a signal from a known pulsation detecting means 22 for detecting a heartbeat can be supplied to the controller 23, and the controller 23 issues a command to reciprocate in synchronization with the signal from the pulsation detecting means 22.
- the above-mentioned biston 20 is supplied.
- Reference numeral 24 denotes a holding portion that holds the guide wire 9 by being connected to the piston 20 rod.
- the blood flow can be efficiently performed through the bypass lumen by the bombing action.
- the stroke means may be constituted by a stepping motor or the like.
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Child & Adolescent Psychology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003272951A AU2003272951A1 (en) | 2002-11-19 | 2003-10-08 | Balloon catheter and device for injecting medical treatment method |
| JP2004553140A JP4224608B2 (ja) | 2002-11-19 | 2003-10-08 | 注入療法用装置 |
| US10/527,522 US20050273050A1 (en) | 2002-11-19 | 2003-10-08 | Balloon catheter and device for injecting medical treatment method |
| US11/076,712 US7329237B2 (en) | 2002-11-19 | 2005-03-10 | Infusion therapy |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002335252 | 2002-11-19 | ||
| JP2002-335252 | 2002-11-19 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US11/076,712 Division US7329237B2 (en) | 2002-11-19 | 2005-03-10 | Infusion therapy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004045702A1 true WO2004045702A1 (ja) | 2004-06-03 |
Family
ID=32321758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/012917 Ceased WO2004045702A1 (ja) | 2002-11-19 | 2003-10-08 | バルーンカテーテル及び注入療法用装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20050273050A1 (ja) |
| JP (1) | JP4224608B2 (ja) |
| AU (1) | AU2003272951A1 (ja) |
| WO (1) | WO2004045702A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008036181A (ja) * | 2006-08-08 | 2008-02-21 | Fuji Systems Kk | 医療用バルーンカテーテル |
| JP2010523264A (ja) * | 2007-04-11 | 2010-07-15 | ヘンリー フォード ヘルス システム | 心臓の静脈系を用いた心臓の修復、リサイジング、およびリシェイピング |
| US8162879B2 (en) | 2008-09-22 | 2012-04-24 | Tyco Healthcare Group Lp | Double balloon catheter and methods for homogeneous drug delivery using the same |
| JP7648029B2 (ja) | 2019-11-19 | 2025-03-18 | ニューラヴィ・リミテッド | 灌流用バイパスを用いた隔離された血管内処置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8542900B2 (en) | 2007-03-08 | 2013-09-24 | Sync-Rx Ltd. | Automatic reduction of interfering elements from an image stream of a moving organ |
| WO2012176191A1 (en) | 2011-06-23 | 2012-12-27 | Sync-Rx, Ltd. | Luminal background cleaning |
| US10716528B2 (en) | 2007-03-08 | 2020-07-21 | Sync-Rx, Ltd. | Automatic display of previously-acquired endoluminal images |
| WO2014002095A2 (en) | 2012-06-26 | 2014-01-03 | Sync-Rx, Ltd. | Flow-related image processing in luminal organs |
| US11197651B2 (en) | 2007-03-08 | 2021-12-14 | Sync-Rx, Ltd. | Identification and presentation of device-to-vessel relative motion |
| US8700130B2 (en) | 2007-03-08 | 2014-04-15 | Sync-Rx, Ltd. | Stepwise advancement of a medical tool |
| US9968256B2 (en) | 2007-03-08 | 2018-05-15 | Sync-Rx Ltd. | Automatic identification of a tool |
| US11064964B2 (en) | 2007-03-08 | 2021-07-20 | Sync-Rx, Ltd | Determining a characteristic of a lumen by measuring velocity of a contrast agent |
| US9375164B2 (en) | 2007-03-08 | 2016-06-28 | Sync-Rx, Ltd. | Co-use of endoluminal data and extraluminal imaging |
| WO2008107905A2 (en) * | 2007-03-08 | 2008-09-12 | Sync-Rx, Ltd. | Imaging and tools for use with moving organs |
| US9629571B2 (en) | 2007-03-08 | 2017-04-25 | Sync-Rx, Ltd. | Co-use of endoluminal data and extraluminal imaging |
| US9144394B2 (en) | 2008-11-18 | 2015-09-29 | Sync-Rx, Ltd. | Apparatus and methods for determining a plurality of local calibration factors for an image |
| US9095313B2 (en) | 2008-11-18 | 2015-08-04 | Sync-Rx, Ltd. | Accounting for non-uniform longitudinal motion during movement of an endoluminal imaging probe |
| US9101286B2 (en) | 2008-11-18 | 2015-08-11 | Sync-Rx, Ltd. | Apparatus and methods for determining a dimension of a portion of a stack of endoluminal data points |
| US10362962B2 (en) | 2008-11-18 | 2019-07-30 | Synx-Rx, Ltd. | Accounting for skipped imaging locations during movement of an endoluminal imaging probe |
| US9974509B2 (en) | 2008-11-18 | 2018-05-22 | Sync-Rx Ltd. | Image super enhancement |
| US11064903B2 (en) | 2008-11-18 | 2021-07-20 | Sync-Rx, Ltd | Apparatus and methods for mapping a sequence of images to a roadmap image |
| US8855744B2 (en) | 2008-11-18 | 2014-10-07 | Sync-Rx, Ltd. | Displaying a device within an endoluminal image stack |
| US20120095292A1 (en) * | 2010-10-18 | 2012-04-19 | Gunday Erhan H | Anchored Guidewire |
| US20130116549A1 (en) * | 2010-10-18 | 2013-05-09 | Erhan H. Gunday | Anchored Working Channel |
| AT514812B1 (de) * | 2013-12-19 | 2015-04-15 | Univ Wien Med | Aortenkatheter und Wiederbelebungsset mit einem solchen Aortenkatheter |
| US11166729B2 (en) * | 2015-12-22 | 2021-11-09 | Basis Medical, Llc | Method and device for secluding a body vessel |
| US11571217B2 (en) * | 2015-12-22 | 2023-02-07 | Basis Medical, Llc | Method and device for secluding a body vessel |
| CN108670374B (zh) * | 2018-06-23 | 2023-12-05 | 南华大学 | 一种用于心血管的介入治疗装置 |
| CA3184469A1 (en) * | 2020-05-29 | 2021-12-02 | Basis Medical, Llc | Method and device for secluding a body vessel |
| US11666744B2 (en) | 2020-05-29 | 2023-06-06 | Basis Medical, Llc | Multi-lumen manifold and method of operating a multi-lumen manifold |
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| JPH04261668A (ja) * | 1991-02-16 | 1992-09-17 | Terumo Corp | カテーテルチューブ |
| US5152277A (en) * | 1987-07-23 | 1992-10-06 | Terumo Kabushiki Kaisha | Catheter tube |
| JP2000279524A (ja) * | 1999-03-30 | 2000-10-10 | Junichi Tanaka | カテーテル |
| JP2001000448A (ja) * | 1999-06-21 | 2001-01-09 | Hitachi Ltd | 手術装置 |
| WO2001066028A1 (en) * | 2000-03-06 | 2001-09-13 | Plc Medical Systems, Inc. | Myocardial revascularization |
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2003
- 2003-10-08 AU AU2003272951A patent/AU2003272951A1/en not_active Abandoned
- 2003-10-08 US US10/527,522 patent/US20050273050A1/en not_active Abandoned
- 2003-10-08 JP JP2004553140A patent/JP4224608B2/ja not_active Expired - Fee Related
- 2003-10-08 WO PCT/JP2003/012917 patent/WO2004045702A1/ja not_active Ceased
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5152277A (en) * | 1987-07-23 | 1992-10-06 | Terumo Kabushiki Kaisha | Catheter tube |
| JPH04261668A (ja) * | 1991-02-16 | 1992-09-17 | Terumo Corp | カテーテルチューブ |
| JP2000279524A (ja) * | 1999-03-30 | 2000-10-10 | Junichi Tanaka | カテーテル |
| JP2001000448A (ja) * | 1999-06-21 | 2001-01-09 | Hitachi Ltd | 手術装置 |
| WO2001066028A1 (en) * | 2000-03-06 | 2001-09-13 | Plc Medical Systems, Inc. | Myocardial revascularization |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008036181A (ja) * | 2006-08-08 | 2008-02-21 | Fuji Systems Kk | 医療用バルーンカテーテル |
| JP2010523264A (ja) * | 2007-04-11 | 2010-07-15 | ヘンリー フォード ヘルス システム | 心臓の静脈系を用いた心臓の修復、リサイジング、およびリシェイピング |
| US8162879B2 (en) | 2008-09-22 | 2012-04-24 | Tyco Healthcare Group Lp | Double balloon catheter and methods for homogeneous drug delivery using the same |
| US8603064B2 (en) | 2008-09-22 | 2013-12-10 | Covidien Lp | Double balloon catheter and methods for homogeneous drug delivery using the same |
| JP7648029B2 (ja) | 2019-11-19 | 2025-03-18 | ニューラヴィ・リミテッド | 灌流用バイパスを用いた隔離された血管内処置 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003272951A1 (en) | 2004-06-15 |
| JP4224608B2 (ja) | 2009-02-18 |
| US20050273050A1 (en) | 2005-12-08 |
| JPWO2004045702A1 (ja) | 2006-03-16 |
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