JP2013255789A5 - Tissue self-joining body insertion tube - Google Patents
Tissue self-joining body insertion tube Download PDFInfo
- Publication number
- JP2013255789A5 JP2013255789A5 JP2013102403A JP2013102403A JP2013255789A5 JP 2013255789 A5 JP2013255789 A5 JP 2013255789A5 JP 2013102403 A JP2013102403 A JP 2013102403A JP 2013102403 A JP2013102403 A JP 2013102403A JP 2013255789 A5 JP2013255789 A5 JP 2013255789A5
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- JP
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- Prior art keywords
- tube
- tissue
- insertion tube
- joining
- hole
- 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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- 210000001519 tissues Anatomy 0.000 title claims description 41
- 238000003780 insertion Methods 0.000 title claims description 36
- 210000000056 organs Anatomy 0.000 claims description 18
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 210000004369 Blood Anatomy 0.000 claims description 3
- 239000008280 blood Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000001802 infusion Methods 0.000 claims description 2
- 238000001727 in vivo Methods 0.000 description 4
Description
すなわち、本発明の構成は以下の通りである。
（１）本発明は、体内器官組織に覆われた状態で前記体内器官組織と接触して接合される体内挿入管であって、前記体内挿入管には、少なくとも、前記体内器官組織と接触する側に前記体内器官組織の一部が変形又は変位により侵入することにより投錨効果が得られる大きさの溝、孔又は窪みが形成され、前記体内挿入管と前記体内器官組織との接合時に前記溝、孔又は窪みに負圧を作用させるための通路が前記体内挿入管に形成されていることを特徴とする組織自己接合型体内挿入管を提供する。
（２）本発明は、前記（１）に記載の組織自己接合型体内挿入管が、前記の体内器官組織の変形又は変位を起こさせるための溝、孔又は窪みが形成された管を外管とし、該外管の内部に、さらに血液、輸液又は配線の通路として機能する内部空洞を有する内管を備え、前記の溝、孔又は窪みに負圧を作用させるための通路が、前記外管及び内管の少なくとも何れか一つに形成されていることを特徴とする組織自己接合型体内挿入管を提供する。
（３）本発明は、前記（２）に記載の組織自己接合型体内挿入管が、次の（Ａ）、（Ｂ）、及び（Ｃ）、すなわち（Ａ）前記外管の溝、孔又は窪みから、前記体内挿入管の外部に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引することによって前記の溝、孔又は窪みに負圧を作用させるための通路を前記の外管又は内管に備えること、（Ｂ）前記外管の溝、孔又は窪みから、前記内管の内部空洞に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引することによって前記の溝、孔又は窪みに負圧を作用させるための通路を前記内管に備えること、及び（Ｃ）前記外管の溝、孔又は窪みから、前記内管の内部空洞に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引するによって前記の溝、孔又は窪みに負圧を作用させるための通路を前記外管と内管の両者に備えること、から成る構成群の中から選ばれる何れか一つを有することを特徴とする組織自己接合型体内挿入管を提供する。
（４）本発明は、前記の外管と内管が、緩衝剤又は弾性体を介して固定されることを特徴とする前記（２）又は（３）に記載の組織自己接合型体内挿入管を提供する。
（５）本発明は、前記の組織自己接合型体内挿入管、若しくは前記の外管又は内管が、前記溝、孔又は窪みに負圧を作用させるための通路と直結する排出口又は吸引口を備えることを特徴とする前記（１）〜（４）の何れかに記載の組織自己接合型体内挿入管を提供する。
（６）本発明は、前記の組織自己接合型体内挿入管、若しくは前記の外管又は内管が、加熱用熱源を備えることを特徴とする前記（１）〜（５）の何れかに記載の組織自己接合型体内挿入管を提供する。
（７）本発明は、前記の体内挿入管が、人工心臓脱血管であることを特徴とする前記（１）〜（６）の何れかに記載の組織自己接合型体内挿入管を提供する。
［発明の効果］
That is, the configuration of the present invention is as follows.
(1) The present invention is an in-vivo insertion tube that is in contact with and joined to the internal organ tissue in a state of being covered with the internal organ tissue, and at least the in-vivo insertion tube contacts the in-vivo organ tissue. A groove, hole, or dent having a size that allows a throwing effect to be obtained when a part of the body organ tissue enters due to deformation or displacement is formed on the side, and the groove is formed when the body insertion tube and the body organ tissue are joined. A tissue self-joining type body insertion tube is provided, wherein a passage for applying a negative pressure to the hole or the depression is formed in the body insertion tube.
(2) In the present invention, the tissue self-joining in-vivo insertion tube according to (1) described above is an outer tube in which a groove, hole, or depression for causing deformation or displacement of the internal organ tissue is formed. And an inner tube having an inner cavity that functions as a passage for blood, infusion, or wiring inside the outer tube, and a passage for applying a negative pressure to the groove, hole, or depression is the outer tube. And a self-joining tissue insertion tube, characterized in that it is formed in at least one of the inner tube and the inner tube.
(3) In the present invention, the tissue self-joining intracorporeal insertion tube according to (2) described above is (A), (B), and (C), that is, (A) a groove, hole, or In order to apply a negative pressure to the groove, hole, or dent by discharging or sucking air existing between the body insertion tube and the body organ tissue from the depression toward the outside of the body insertion tube. (B) between the insertion tube and the internal organ tissue from the groove, hole or depression of the external tube toward the internal cavity of the internal tube. Providing the inner pipe with a passage for applying a negative pressure to the groove, hole or depression by exhausting or sucking air present in the pipe, and (C) from the groove, hole or depression of the outer pipe, Exists between the body insertion tube and the body organ tissue towards the internal cavity of the inner tube Any one selected from the group consisting of providing both the outer tube and the inner tube with a passage for applying a negative pressure to the groove, hole or recess by discharging or sucking air. A self-joining tissue insertion tube is provided.
(4) The tissue self-joining intracorporeal insertion tube according to (2) or (3), wherein the outer tube and the inner tube are fixed via a buffer or an elastic body. I will provide a.
(5) The present invention provides a discharge port or suction port in which the tissue self-joining internal insertion tube, or the outer tube or the inner tube is directly connected to a passage for applying a negative pressure to the groove, hole, or depression. The tissue self-joining body insertion tube according to any one of (1) to (4) is provided.
(6) The present invention is any one of (1) to (5), wherein the tissue self-joining intracorporeal tube, or the outer tube or the inner tube includes a heat source for heating. The tissue self-joining body insertion tube is provided.
(7) The present invention provides the tissue self-joining intracorporeal insertion tube according to any one of (1) to (6), wherein the intracorporeal insertion tube is an artificial heart devascularization.
[Effect of the invention]
Claims (7)
前記体内挿入管には、少なくとも、前記体内器官組織と接触する側に前記体内器官組織の一部が変形又は変位により侵入することにより投錨効果が得られる大きさの溝、孔又は窪みが形成され、前記体内挿入管と前記体内器官組織との接合時に前記溝、孔又は窪みに負圧を作用させるための通路が形成されていることを特徴とする組織自己接合型体内挿入管。 A body insertion tube joined in contact with the body organ tissue in a state covered with the body organ tissue,
The body insertion tube is formed with at least a groove, a hole, or a recess having a size that allows a throwing effect to be obtained when a part of the body organ tissue penetrates due to deformation or displacement on the side in contact with the body organ tissue. A tissue self-joining type body insertion tube, wherein a passage for applying a negative pressure to the groove, hole, or depression is formed when the body insertion tube and the body organ tissue are joined.
（Ａ）前記外管の溝、孔又は窪みから、前記体内挿入管の外部に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引することによって前記溝、孔又は窪みに負圧を作用させるための通路を前記の外管又は内管に備えること、
（Ｂ）前記外管の溝、孔又は窪みから、前記内管の内部空洞に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引することによって前記溝、孔又は窪みに負圧を作用させるための通路を前記内管に備えること、及び
（Ｃ）前記外管の溝、孔又は窪みから、前記内管の内部空洞に向けて、前記体内挿入管と前記体内器官組織との間に存在する空気を排出又は吸引することによって前記溝、孔又は窪みに負圧を作用させるための通路を前記の外管と内管の両者に備えること、
から成る構成群の中から選ばれる何れか一つを有することを特徴とする組織自己接合型体内挿入管。 The tissue self-joining body insertion tube according to claim 2 is the following (A), (B), and (C), that is, (A) From the groove, hole, or depression of the outer tube, A passage for applying a negative pressure to the groove, hole or depression by exhausting or sucking air existing between the body insertion tube and the body organ tissue toward the outside is provided in the outer tube or the inner tube. Preparing for the tube,
(B) The groove, hole or depression of the outer tube is exhausted or aspirated from the body insertion tube and the body organ tissue toward the inner cavity of the inner tube to exhaust or suck the air, Providing the inner tube with a passage for applying a negative pressure to the hole or the depression; and (C) from the groove, hole or depression of the outer tube toward the inner cavity of the inner tube, Providing both the outer tube and the inner tube with a passage for applying a negative pressure to the groove, hole, or depression by discharging or sucking air existing between the body organ tissue;
A tissue self-joining intracorporeal tube having any one selected from the group consisting of:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013102403A JP6206838B2 (en) | 2012-05-15 | 2013-05-14 | Tissue self-joining body insertion tube |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012111902 | 2012-05-15 | ||
| JP2012111902 | 2012-05-15 | ||
| JP2013102403A JP6206838B2 (en) | 2012-05-15 | 2013-05-14 | Tissue self-joining body insertion tube |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013255789A JP2013255789A (en) | 2013-12-26 |
| JP2013255789A5 true JP2013255789A5 (en) | 2016-06-23 |
| JP6206838B2 JP6206838B2 (en) | 2017-10-04 |
Family
ID=49583871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013102403A Active JP6206838B2 (en) | 2012-05-15 | 2013-05-14 | Tissue self-joining body insertion tube |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6206838B2 (en) |
| WO (1) | WO2013172474A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020234751A1 (en) * | 2019-05-20 | 2020-11-26 | V-Wave Ltd. | Systems and methods for creating an interatrial shunt |
| JPWO2021039742A1 (en) * | 2019-08-29 | 2021-03-04 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5668424A (en) * | 1979-11-06 | 1981-06-09 | Hattori Norikazu | Endoscope |
| JPS6442001U (en) * | 1987-09-08 | 1989-03-14 | ||
| JPH01227737A (en) * | 1988-03-05 | 1989-09-11 | Ee & Ee:Kk | Auxiliary insertion tool for endoscope for large intestine |
| JP3661470B2 (en) * | 1999-02-15 | 2005-06-15 | フジノン株式会社 | Tissue collection device |
| US6358197B1 (en) * | 1999-08-13 | 2002-03-19 | Enteric Medical Technologies, Inc. | Apparatus for forming implants in gastrointestinal tract and kit for use therewith |
| US6517477B1 (en) * | 2000-01-27 | 2003-02-11 | Scimed Life Systems, Inc. | Catheter introducer system for exploration of body cavities |
| US20050209686A1 (en) * | 2004-03-18 | 2005-09-22 | Medtronic, Inc. | Blood vessel holding and positioning system |
| JP2009507617A (en) * | 2005-09-14 | 2009-02-26 | ネオガイド システムズ， インコーポレイテッド | Method and apparatus for performing transluminal and other operations |
| JP2007229271A (en) * | 2006-03-01 | 2007-09-13 | Tokyo Medical & Dental Univ | Bioadhesive medical device |
| EP2263555B1 (en) * | 2006-12-28 | 2017-03-15 | Olympus Corporation | Gastric therapy system and method for suturing gastric wall |
| US7846123B2 (en) * | 2007-04-24 | 2010-12-07 | Emory University | Conduit device and system for implanting a conduit device in a tissue wall |
-
2013
- 2013-05-14 WO PCT/JP2013/063880 patent/WO2013172474A1/en active Application Filing
- 2013-05-14 JP JP2013102403A patent/JP6206838B2/en active Active
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