CN109223135A - Guiding sheath group and catheter sheath in aorta - Google Patents
Guiding sheath group and catheter sheath in aorta Download PDFInfo
- Publication number
- CN109223135A CN109223135A CN201811351045.8A CN201811351045A CN109223135A CN 109223135 A CN109223135 A CN 109223135A CN 201811351045 A CN201811351045 A CN 201811351045A CN 109223135 A CN109223135 A CN 109223135A
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- CN
- China
- Prior art keywords
- sheath
- sacculus
- catheter
- aorta
- group
- 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.)
- Pending
Links
- 210000000709 aorta Anatomy 0.000 title claims abstract description 49
- 238000002347 injection Methods 0.000 claims abstract description 26
- 239000007924 injection Substances 0.000 claims abstract description 26
- 239000002775 capsule Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 210000000702 aorta abdominal Anatomy 0.000 description 6
- 210000002376 aorta thoracic Anatomy 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000002224 dissection Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002792 vascular Effects 0.000 description 2
- 230000009278 visceral effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001105 femoral artery Anatomy 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000001361 intraarterial administration Methods 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 210000005240 left ventricle Anatomy 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
- 210000004026 tunica intima Anatomy 0.000 description 1
- 210000004231 tunica media Anatomy 0.000 description 1
- 208000019553 vascular disease Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses sheath group and catheter sheath are oriented in a kind of aorta, wherein guiding sheath group includes catheter sheath, guiding catheter and puncture needle in aorta, catheter sheath includes the control member of sheath and sheath one end, the other end of sheath is tip, axle center hole and injection orifice is axially inside distributed in sheath, several sacculus are distributed with close to tip in the periphery of sheath, and sacculus is connected to injection orifice, guiding catheter is located in the axle center hole of sheath, and puncture needle is located in the pipe of guiding catheter.Sacculus is arranged by the periphery in sheath distal end in the present invention, it is contradicted on aorta inner wall after the sacculus of four direction is heaved, sheath is limited from four direction, sheath is maintained to the center of aorta inner cavity, guiding catheter in sheath can freely adjust direction to target vessel, it avoids guiding catheter from shaking in aorta, realizes and the fine sight of target vessel is positioned, and then control the puncture needle in conduit and fenestration procedure is carried out to overlay film frame.
Description
Technical field
The present invention relates to cardiac vascular medical training equipment field, guiding sheath group and catheter sheath in especially a kind of aorta.
Background technique
Aorta is arterial most coarse in human body, is issued from the left ventricle of heart, upwards to the right still further below slightly in bow
Shape, then along backbone to downlink in thoracic cavity and intraperitoneal separates many lesser arteries.Aorta is to each portion's conveying blood of whole body
Primary conduit.Trunk and the whole body arteries at different levels of body circulation artery are directly or indirectly issued from aorta.Aorta can divide
For aorta ascendens, the arch of aorta and descending aorta.Wherein descending aorta is divided into aorta pectoralis again using the aortic hiatus of diaphragm as boundary
And abdominal aorta.Arotic disease includes occurring at positions such as aorta ascendens, aortic arch, aorta pectoralis and abdominal aortas
Disease, it is common such as dissection of aorta.Dissection of aorta is a kind of vascular diseases, refers to aorta intracavity blood from aortic tunica intima
Tear place enters aortic tunica media, makes middle UF membrane, and true and false two chamber point to form aorta wall is expanded along aorta length direction
From state.
Dissection of aorta is treated usually using overlay film frame, and overlay film frame implantation aorta is blocked to the cut of interlayer
Achieve the purpose that treatment.Wherein abdominal aorta is in visceral area, usually has multiple branches, such as two kidneys of abdominal aorta and left and right
Dirty connection constitutes four-way up and down.With the appearance of three-way window technology in situ, hope is brought to the solution of intracavitary disease.
But the lesion of abdominal aorta visceral area branch is still a great problem.Have in the prior art using the overlay film frame to open a window in advance, still
There are the risks of misalignment, and the customization support period is long, and price is high.The instrument that orthotopic fenestration uses is usually catheter sheath, leads
The sheath group of pipe and puncture needle composition, since catheter sheath is influenced when importing human body by vascular bending variation, at target vessel
The distal end of catheter sheath be difficult to hold in the shaft core position of aorta, this brings very big to the direction adjustment of catheter sheath inner catheter
Difficulty.Puncture needle in conduit can not be directed at target vessel, will lead to operation risk and even operative failure is significantly increased, to patient
Treatment generate great threat.
Summary of the invention
The applicant cannot keep for conduit sheath distal existing for above-mentioned existing orthotopic fenestration sheath group in aorta axle center
Puncture needle in position, conduit is directed toward the disadvantages of adjustment is difficult, operating difficulty and risk are high, provides a kind of structurally reasonable master
Intra-arterial is oriented to sheath group and catheter sheath, can be realized the center that sheath is maintained to aorta inner cavity, avoids guiding catheter
It is shaken in aorta, realizes and the fine sight of target vessel is positioned, the direction for improving guiding catheter and puncture needle adjusts just
Victory and accuracy.
The technical solution adopted in the present invention is as follows:
The other end of a kind of catheter sheath, the control member including sheath and sheath one end, sheath is tip, and the inside of sheath is along axis
To axle center hole and injection orifice is distributed with, several sacculus are distributed with close to tip in the periphery of sheath, and sacculus is connected to injection orifice.
As a further improvement of the above technical scheme:
Shape after sacculus is heaved is spheroidal, rugby shape or capsule shape.
In pairs, every group of sacculus is distributed in the opposite sides of sheath to sacculus, and face is arranged or shifts to install radially.
A kind of aorta is interior to be oriented to sheath group, including catheter sheath, guiding catheter and puncture needle, catheter sheath include sheath and sheath
The other end of the control member of one end, sheath is tip, and axle center hole and injection orifice is axially inside distributed in sheath, sheath
Several sacculus are distributed with close to tip in periphery, and sacculus is connected to injection orifice, and guiding catheter is located in the axle center hole of sheath, puncture
Needle is located in the pipe of guiding catheter.
As a further improvement of the above technical scheme:
Shape after sacculus is heaved is spheroidal, rugby shape or capsule shape.
The quantity of sacculus is four, and each balloon interior is connected to injection orifice one-to-one correspondence.
In pairs, every group of sacculus is distributed in the opposite sides of sheath to sacculus, and face is arranged or shifts to install radially.
The other end of injection orifice is connect with the external pump housing, the pump housing to injection orifice and balloon interior injecting fluid or gas,
Heave sacculus.
Guiding catheter enters the axle center hole of sheath by control member, and stretches out from the tip of sheath.
Injection orifice is evenly distributed on around axle center hole.
Beneficial effects of the present invention are as follows:
Sacculus is arranged by the periphery in sheath distal end in the present invention, contradicts after the sacculus of four direction is heaved in aorta inner wall
On, sheath is limited from four direction, sheath is maintained to the center of aorta inner cavity, while not stopping aorta
Interior blood circulation.Four sacculus carry out radial limit to sheath, and the guiding catheter in sheath can be to target vessel freedom
Adjustment is directed toward, and guiding catheter is avoided to shake in aorta, is realized and is positioned to the fine sight of target vessel, and then controls in conduit
Puncture needle to overlay film frame carry out fenestration procedure.The balloon structure that the present invention uses is when importing in aorta in contraction-like
State, it is smaller for the importing influence of sheath, it not will increase the difficulty of operation, sacculus shunk and taken out after the completion of operation
Sheath makes flexible operation, convenient.The present invention can also carry out auxiliary control when carrying out injecting fluid or gas to sacculus, lead to
It crosses the different degrees of position to sheath that sacculus is heaved to be adjusted in real time, further increases the direction of guiding catheter and puncture needle
The convenience and accuracy of adjustment.
Detailed description of the invention
Fig. 1 is the schematic diagram of guiding sheath group when in use in aorta of the present invention.
Fig. 2 is the main view that catheter sheath of the present invention uses spheroidal sacculus.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the bottom view of Fig. 2.
Fig. 5 is the perspective view of Fig. 2.
Fig. 6 is the perspective view that catheter sheath of the present invention uses rugby shape sacculus.
Fig. 7 is the bottom view of Fig. 6.
Fig. 8 is the perspective view that catheter sheath of the present invention uses capsule shape sacculus.
Fig. 9 is the bottom view of Fig. 8.
In figure: 1, catheter sheath；2, conduit；3, puncture needle；4, sheath；5, tip；6, sacculus；7, axle center hole；8, injection orifice；
9, aorta；10, overlay film frame.
Specific embodiment
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in Figures 1 to 9, guiding sheath group includes catheter sheath 1, guiding catheter 2 and wears in aorta of the present invention
Pricker 3, catheter sheath 1 include the control member of 4 one end of sheath 4 and sheath, and the other end of sheath 4 is tip 5.The inside of sheath 4
It is axially distributed to have axle center hole 7 and the injection orifice 8 positioned at 7 surrounding of axle center hole.The periphery of sheath 4 is distributed with several close to tip 5
A sacculus 6, preferably four.Each 6 inside of sacculus is connected to the one-to-one correspondence of injection orifice 8, the other end and the outside of injection orifice 8
Pump housing connection, the pump housing heave sacculus 6 injection orifice 8 and 6 internal injection liquid of sacculus or gas.Sacculus 6 heave after shape
For spheroidal, rugby shape or capsule shape and other similar rule, irregular shape.Sacculus 6 in pairs, every group of sacculus 6
It is distributed in the opposite sides of sheath 4, face is arranged or shifts to install radially.Guiding catheter 2 enters sheath by control member
The axle center hole 7 of pipe 4, and stretched out from the tip of sheath 45.Puncture needle 3 is located in the pipe of guiding catheter 2, in the finger of guiding catheter 2
Puncture movement is carried out under drawing.
The present invention is intracavitary by femoral artery cut importing abdominal aorta 9 by catheter sheath 1 first when implementing, at this time sheath 4
On sacculus 6 be in contraction state, sacculus 6 is connected to by the injection orifice 8 in sheath 4 with the outside pump housing.When the tip of sheath 45
When reaching target vessel position, pump housing injecting fluid into sacculus 6 heaves sacculus 6, contradicts after the sacculus 6 of four direction is heaved
On 9 inner wall of aorta, sheath 4 is limited from four direction, sheath 4 is maintained to the center of 9 inner cavity of aorta,
The blood circulation in aorta 9 is not stopped simultaneously.Guiding catheter 2 enters the axle center hole of sheath 4 by the control member of catheter sheath 1
7, and stretched out from the tip of sheath 45, puncture needle 3 is located in the pipe of guiding catheter 2.Four sacculus 6 carry out radial limit to sheath 4
Position, avoids the guiding catheter 2 in sheath 4 from shaking in aorta 9, and guiding catheter 2 can freely adjust direction to target vessel, real
Now the fine sight of target vessel is positioned, and then controls the puncture needle 3 in conduit 2 and fenestration procedure is carried out to overlay film frame 10.?
When adjusting guiding catheter 2, if sheath 4 is in the presence of deviateing 9 center of aorta, it can be controlled by the pump housing corresponding
Sacculus 6 heaves degree, is further adjusted to sheath 4, and the convenient of the direction adjustment of guiding catheter 2 and puncture needle 3 is improved
Property and accuracy.
Above description is explanation of the invention, is not intended to limit the invention, without departing from the spirit of the invention,
The present invention can make any type of modification.It should be noted that conventional sheath can be used in the control member of catheter sheath 1 of the present invention
Structure is the generally existing prior art, is not emphasis of the invention, in this not go into detail.
Claims (10)
1. a kind of catheter sheath, it is characterised in that: the control member including sheath (4) and sheath (4) one end, sheath (4) it is another
End is tip (5), and axle center hole (7) and injection orifice (8) is axially inside distributed in sheath (4), and the periphery of sheath (4) is close to point
Several sacculus (6) are distributed in end (5), and sacculus (6) is connected to injection orifice (8).
2. catheter sheath described in accordance with the claim 1, it is characterised in that: the shape after sacculus (6) is heaved is spheroidal, rugby
Shape or capsule shape.
3. catheter sheath described in accordance with the claim 1, it is characterised in that: in pairs, every group of sacculus (6) is distributed in sacculus (6)
The opposite sides of sheath (4), face is arranged or shifts to install radially.
4. in a kind of aorta using catheter sheath described in claim 1 be oriented to sheath group, it is characterised in that: including catheter sheath (1),
Guiding catheter (2) and puncture needle (3), catheter sheath (1) include the control member of sheath (4) and sheath (4) one end, sheath (4)
The other end is tip (5), and axle center hole (7) and injection orifice (8) is axially inside distributed in sheath (4), and the periphery of sheath (4) is leaned on
Several sacculus (6) are distributed in nearly tip (5), and sacculus (6) is connected to injection orifice (8), and guiding catheter (2) is located at sheath (4)
In axle center hole (7), puncture needle (3) is located in the pipe of guiding catheter (2).
5. sheath group is oriented in aorta according to claim 4, it is characterised in that: the shape after sacculus (6) is heaved is circle
Spherical, rugby shape or capsule shape.
6. sheath group is oriented in aorta according to claim 4, it is characterised in that: the quantity of sacculus (6) is four, each
Internal correspond with injection orifice (8) of sacculus (6) is connected to.
7. sheath group is oriented in aorta according to claim 4, it is characterised in that: sacculus (6) in pairs, every group of sacculus
(6) it is distributed in the opposite sides of sheath (4), face is arranged or shifts to install radially.
8. sheath group is oriented in aorta according to claim 4, it is characterised in that: the other end of injection orifice (8) and outside
Pump housing connection, the pump housing heaves sacculus (6) injection orifice (8) and sacculus (6) internal injection liquid or gas.
9. sheath group is oriented in aorta according to claim 4, it is characterised in that: guiding catheter (2) passes through control member
It is stretched out into the axle center hole (7) of sheath (4), and from the tip of sheath (4) (5).
10. sheath group is oriented in aorta according to claim 4, it is characterised in that: injection orifice (8) is evenly distributed on axle center
Around hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351045.8A CN109223135A (en) | 2018-11-14 | 2018-11-14 | Guiding sheath group and catheter sheath in aorta |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351045.8A CN109223135A (en) | 2018-11-14 | 2018-11-14 | Guiding sheath group and catheter sheath in aorta |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109223135A true CN109223135A (en) | 2019-01-18 |
Family
ID=65074623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811351045.8A Pending CN109223135A (en) | 2018-11-14 | 2018-11-14 | Guiding sheath group and catheter sheath in aorta |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109223135A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110169844A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning device for opening a window to overlay film frame |
| CN110169845A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning fenestration device of overlay film frame |
| CN112023229A (en) * | 2020-09-16 | 2020-12-04 | 南京鼓楼医院 | Multifunctional multi-cavity balloon catheter |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5179961A (en) * | 1989-04-13 | 1993-01-19 | Littleford Philip O | Catheter guiding and positioning method |
| US5772631A (en) * | 1995-04-28 | 1998-06-30 | Lepor; Norman E. | Procedure for alleviating arterial obstruction |
| US20090030510A1 (en) * | 2007-07-23 | 2009-01-29 | Ho Paul C | Methods and apparatus for percutaneous aortic valve replacement |
| US20140194920A1 (en) * | 2011-05-08 | 2014-07-10 | Aeeg Ab | Device For Delivery Of Medical Devices To A Cardiac Valve |
| JP2015062441A (en) * | 2013-09-24 | 2015-04-09 | テルモ株式会社 | Guiding catheter |
| CN105902326A (en) * | 2016-06-29 | 2016-08-31 | 黄连军 | Windowing method and device of covered stent |
| CN106963516A (en) * | 2017-03-23 | 2017-07-21 | 杭州唯强医疗科技有限公司 | Intracavitary orthotopic fenestration sting device |
| CN108392294A (en) * | 2017-02-07 | 2018-08-14 | 先健科技(深圳)有限公司 | Sting device and anchoring device |
| CN209186888U (en) * | 2018-11-14 | 2019-08-02 | 无锡市人民医院 | Guiding sheath group and catheter sheath in aorta |
-
2018
- 2018-11-14 CN CN201811351045.8A patent/CN109223135A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5179961A (en) * | 1989-04-13 | 1993-01-19 | Littleford Philip O | Catheter guiding and positioning method |
| US5772631A (en) * | 1995-04-28 | 1998-06-30 | Lepor; Norman E. | Procedure for alleviating arterial obstruction |
| US20090030510A1 (en) * | 2007-07-23 | 2009-01-29 | Ho Paul C | Methods and apparatus for percutaneous aortic valve replacement |
| US20140194920A1 (en) * | 2011-05-08 | 2014-07-10 | Aeeg Ab | Device For Delivery Of Medical Devices To A Cardiac Valve |
| JP2015062441A (en) * | 2013-09-24 | 2015-04-09 | テルモ株式会社 | Guiding catheter |
| CN105902326A (en) * | 2016-06-29 | 2016-08-31 | 黄连军 | Windowing method and device of covered stent |
| CN108392294A (en) * | 2017-02-07 | 2018-08-14 | 先健科技(深圳)有限公司 | Sting device and anchoring device |
| CN106963516A (en) * | 2017-03-23 | 2017-07-21 | 杭州唯强医疗科技有限公司 | Intracavitary orthotopic fenestration sting device |
| CN209186888U (en) * | 2018-11-14 | 2019-08-02 | 无锡市人民医院 | Guiding sheath group and catheter sheath in aorta |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110169844A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning device for opening a window to overlay film frame |
| CN110169845A (en) * | 2019-06-28 | 2019-08-27 | 北京大学第三医院（北京大学第三临床医学院） | A kind of positioning fenestration device of overlay film frame |
| CN110169844B (en) * | 2019-06-28 | 2024-05-28 | 北京大学第三医院（北京大学第三临床医学院） | Positioning device for windowing film covered bracket |
| CN112023229A (en) * | 2020-09-16 | 2020-12-04 | 南京鼓楼医院 | Multifunctional multi-cavity balloon catheter |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20190118 |