CN104873305B - Shu Zhong branches blocking type Stent-graft system and application method on demand - Google Patents
Shu Zhong branches blocking type Stent-graft system and application method on demand Download PDFInfo
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Abstract
A kind of Shu Zhong branches blocking type Stent-graft system and application method on demand, blocking type Stent-graft system includes main body artificial blood vessel, branch's overlay film frame, branch's occluding device and release device on demand for the Shu Zhong branches, branch's occluding device is located near the junction of main body artificial blood vessel and branch's overlay film frame or in branch's overlay film frame chamber, it is detachably connectable between branch's occluding device and main body artificial blood vessel or branch's overlay film frame, is capable of achieving to the connection control between aorta vessel and branch vessel.By using Shu Zhong branches of the invention blocking type Stent-graft system and application method on demand, aorta vessel blocking intervascular with arch of aorta top set can be as needed controlled in operation and is connected, it is reduced or avoided to the free of bow top set blood vessel, blocking or coincide etc., operation technique is greatly simplified, the damage to blood vessel and surrounding tissue is reduced.
Description
Technical field
The present invention relates to medical instruments field, especially relate to cardiovascular surgical procedure and treat used medicine equipment
Technology.
Background technology
Arotic disease is one group seriously threatens the angiocardiopathy of human health, mainly including dissection of aorta, active
Arteries and veins knurl etc..Wherein dissection of aorta is a kind of catastrophic disease, and if do not treated in time, prognosis is extremely dangerous.According to data report
Road, the dissection of aorta Early mortality rate of untreated increases by 1% per hour, and more than 50% patient is in dead in 1 week.In recent years
Come, with aging population, hypertension/artery sclerosis incidence of disease increase and non-invasive Medical Imaging Technology progress, to this
The recall rate of class disease is in cumulative year after year trend.But the medical level development of current China is unbalanced, and only several hospitals are
The surgical intervention of arotic disease can be carried out.Especially treatment is known as by international counterparts involve the arch of aorta and descending aorta expansion
The standard art formula of extensional lesion, i.e. grandson's krimer operation (Sun ' s Procedure), because operation difficulty is big, operation risk is high, increase
The difficulty of its popularization and application.
Grandson's krimer operation is taught by Sun Lizhong and was founded in 2003, is primarily adapted for use in extensive aorta pectoralis or thoracoabdominal aorta
Lesion patient, such lesion involves aorta ascendens, the arch of aorta and thoracoabdominal aorta.The new sustainer of grandson's krimer operation development and application
Bow is replaced and the operation of support trunk, and Stent-graft is implanted into descending aorta, further simplify surgical procedure, is being reduced
Postoperative hemorrhage, improves the aspect effects such as distal end vacation chamber make rate more preferable.The thousands of examples of current clinical practice, and pushed away all over the world
Extensively, good clinical effectiveness is achieved, being known as treatment by international counterparts involves the arch of aorta and descending aorta dilatancy lesion
Standard art formula.
Using existing Aortic arch replacement and Stent-graft, to realize the replacement of the arch of aorta, need to be on bow
Head arm branch vessel is dissociated, blocked and is coincide.There are many important institutional frameworks, including gas around the arch of aorta
Pipe, oesophagus, nerve, ductus thoracicus etc., technical requirements very high are proposed to the free of head arm blood vessel, especially before free bow distal end
Vagus nerve, nervus phrenicus and recurrent nerve can be injured when wall and identical rear wall.For fat, Ascending Aortic Aneurysm pushing, sustainer
Bow part branch anatomic abnormalities, chronic dissection of aorta particularly interlayer involve the patient of head arm blood vessel, increase free bow top set
The difficulty of blood vessel, is also one of difficult point of current grandson's krimer operation popularization and application.
The content of the invention
The present invention proposes a kind of Shu Zhong branches blocking type Stent-graft system and application method on demand, it is intended to solve
Branch vessel is free in existing aortic surgery, damaging surrounding tissue the problems such as.Shu Zhong branches blocking type branch on demand
Frame type artificial blood vessel system carries branch's occluding device, can be in the arch of aorta replaces surgical operation, control active as needed
Arteries and veins blood vessel is intervascular with arch of aorta top set to be blocked and connects, and free, the blocking to bow top set blood vessel is reduced or avoided
With coincide etc., reduce operating difficulty, reduce operation wound.
In order to realize this purpose, the technical scheme that the present invention takes is as follows.
A kind of Shu Zhong branches blocking type Stent-graft system on demand, Shu Zhong branches blocking type support rack type on demand
Artificial blood vessel's system includes main body artificial blood vessel, branch's overlay film frame, branch's occluding device, and branch's occluding device is located at master
The junction of body artificial blood vessel and branch's overlay film frame is nearby or in branch's overlay film frame chamber, branch's occluding device and main body
It is detachably connectable between artificial blood vessel or branch's overlay film frame, for controlling aorta vessel and sustainer in operation as needed
Bow top set is intervascular to be blocked and connects.
The quantity of wherein described branch's overlay film frame be 1 to 3, correspondingly, the Stent-graft include 1 or
With top set's occluding device, aorta vessel and 1,2 or 3 branch's overlay film branch for blocking main body artificial blood vessel connection
The arch of aorta top set blood vessel of frame connection.
Especially, branch's occluding device can be flexible blocking thin slice, and the flexible blocking thin slice is by controllable connection
Method, is preset in the periphery of main body artificial blood vessel and branch's overlay film frame junction.
In addition, the Stent-graft also includes that suture conciliates off-line, correspondingly, main body artificial blood vessel and branch are covered
The outer of membrane support junction is with more than one sewing hole, and the flexible blocking thin slice is connected to master according to following separable mode
Body artificial blood vessel and the periphery of branch's overlay film frame junction：
Suture one end is fixed to the point on the flexible blocking thin slice, remainder in sub-thread doubling form, from support rack type
Artificial blood vessel's main part chamber inner side, along being passed in one sewing hole above, solution off-line is from outside the artificial lumen of vessels of main body
Side, sequentially passes through along to rip out stitches endoporus, to ensure that suture does not come off from the sewing hole, realizes the flexible blocking thin slice
In the peripheral controllable connection of the main body artificial blood vessel Yu branch's overlay film frame junction.
Branch's occluding device can for that can fill sacculus, it is described fill balloon occlusion device include filling sacculus and
Conduit, can fill between sacculus and conduit to be fixedly connected, and can fill sacculus in branch's overlay film frame chamber, under occupied state tightly
The inwall of patch branch overlay film frame.
In addition, there is graduation mark on the conduit, for determining that can fill sacculus inserts distance.
Specifically, branch's occluding device is the flexible blocking thin slice of tolerable 100 mmhg pressures or can fill
Balloon occlusion device.
Blocking type Stent-graft system also includes release device, the release device bag on demand for the Shu Zhong branches
Include seeker, middle bar, handle, lashing wire, main body artificial blood vessel is released back into pull bar and branch's overlay film frame is released back into pull bar, guiding
Head is located at the distal end of Stent-graft, and handle is located at the proximal part of Stent-graft, and middle bar is connected to seeker
And handle between, the Stent-graft before release is compressed on middle bar, and fetters fixation with lashing wire, and main body is released back into
Pull bar is connected to main body artificial blood vessel and controls it to discharge, and branch is released back into pull bar and is connected to branch's overlay film frame and controls it to release
Put.
A kind of application method of Shu Zhong branches blocking type Stent-graft system on demand, methods described includes following step
Suddenly：
A1, main body artificial blood vessel is inserted into aorta vessel, by stent inserting arch of aorta top set of branch blood vessel,
Discharge branch's overlay film frame, main body artificial blood vessel and branch's occluding device；
B1, when needing to recover the connection between aorta vessel and arch of aorta top set blood vessel, solution off-line is withdrawn from, pulled
Suture is passed from sewing hole, and branch's occluding device is withdrawn from from main body artificial blood vessel.
The application method of another Shu Zhong branches blocking type Stent-graft system on demand, methods described includes following
Step：
A2, main body artificial blood vessel is inserted into aorta vessel, by stent inserting arch of aorta top set of branch blood vessel,
Release branch overlay film frame, main body artificial blood vessel；
B2, sacculus can be filled can be preset in branch's overlay film frame chamber, be discharged jointly with support, or in surgical procedure
In branch's overlay film frame inner chamber is sent into by the artificial intravascular space of main body, connecting conduit is drawn from main body artificial blood vessel proximal part；
C2, the scale by conduit, the position that regulation can fill sacculus are allowed in target location；
D2, by conduit to can fill sacculus inject filler so that sacculus can be filled and be close to the interior of branch's overlay film frame
Wall；
E2, when needing to recover the connection between aorta vessel and arch of aorta top set blood vessel, being emptied by conduit can
The filler in sacculus is filled, and sacculus can be filled by conduit and withdrawn from vitro.
By using Shu Zhong branches of the invention blocking type Stent-graft system and application method on demand, can obtain
Obtain following Advantageous Effects.
1st, due to the branch's occluding device design in Shu Zhong branches on demand blocking type Stent-graft system, in Sun Shi
In operation, can avoid completely to arch of aorta top set blood vessel it is free, the operation such as coincide, reduce to blood vessel and surrounding tissue
Damage, reduce operating difficulty.
2nd, branch's occluding device and Stent-graft miscellaneous part can be compressed jointly, and volume, form be not after compression
Influence overall inserting in operation and discharge.
3rd, with solution off-line, its connection between Stent-graft is controllable, can foundation in operation for branch's occluding device
Need to withdraw from vitro branch's occluding device by suture or pull bar, it is postoperative without any legacy.
4th, by branch's occluding device, can be while Stent-graft discharges and opens or interior in short-term, realize actively
Obstruct between arcus haemalis top set blood vessel and aorta vessel, and the pressure of no more than 100 millimetress of mercury can be born without losing
Effect.
Brief description of the drawings
Before Fig. 1 is for specific embodiment of the invention Zhong Shuzhong branches on demand release of blocking type Stent-graft system
Structural representation.
After Fig. 2 is for specific embodiment of the invention Zhong Shuzhong branches on demand release of blocking type Stent-graft system
Structural representation.
Fig. 3 is that blocking type Stent-graft system is using ring on demand for specific embodiment of the invention Zhong Shuzhong branches
Structural representation under border.
Fig. 4 is the structural representation of flexible blocking thin slice branch occluding device in the specific embodiment of the invention.
Fig. 5 is that can fill the structural representation of balloon occlusion device in the specific embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is elaborated.
Element or organization name representated by each reference in Figure of description are introduced first.
1 main body artificial blood vessel,
2 branch's overlay film frames,
3 branch's occluding devices,
4 seekers,
5 handles,
6 main body artificial blood vessels are released back into pull bar,
7 branch's overlay film frames are released back into pull bar,
8 occluding devices withdraw from bracing wire,
9 aortic archs replace artificial blood vessel,
10 human body descending aortas,
11 main body artificial blood vessels (after inserting sustainer),
12 branch's overlay film frames (after inserting branch vessel),
The blocking cross section that 13 flexible blocking thin slices are formed,
The 14 endovascular blood flow directions of arch of aorta top set,
15 connection branch occluding devices withdraw from bracing wire,
16 sutures,
The point of 17 connection sutures and flexible blocking thin slice,
18 sewing holes,
19 solution off-lines,
20 can fill sacculus,
21 conduits.
The detailed example embodiment of following discloses.However, concrete structure disclosed herein and function detail merely for the sake of
The purpose of example embodiment is described.
It should be understood that the present invention is not limited to disclosed particular exemplary embodiment, but covering is fallen into the range of the disclosure
All modifications, equivalent and alternative.In to the description of whole accompanying drawings, identical reference represents identical element.
It will also be appreciated that term "and/or" lists any of item including one or more correlations as used in this
With all combinations.It will further be appreciated that it is referred to as " connection " or during " coupled " to another part or unit when part or unit, it
Miscellaneous part or unit are can be directly connected or coupled to, or can also there is intermediate member or unit.Additionally, being used for describing
Between part or unit other words of relation should understand in the same fashion (for example, " between " to " directly between ",
" adjacent " is to " direct neighbor " etc.).
As shown in figure 1, disclosing a kind of Shu Zhong branches in the specific embodiment of the invention, blocking type support rack type is artificial on demand
Vascular system, blocking type Stent-graft system includes main body artificial blood vessel 1, branch's overlay film branch on demand for the Shu Zhong branches
Frame 2 and branch's occluding device 3, branch's occluding device 3 are located at the junction of main body artificial blood vessel 1 and branch's overlay film frame 2
Nearby or in the chamber of branch's overlay film frame 2, being between branch's occluding device 3 and main body artificial blood vessel 1 or branch's overlay film frame 2 can
Connection is separated, the master that the aorta vessel for blocking the connection of main body artificial blood vessel 1 as needed is connected with branch overlay film frame 2
Connection between arch of aorta top set blood vessel.
As shown in Fig. 2 branch's occluding device 3 of the invention can realize main body artificial blood vessel 1 connection aorta vessel with
Physical blocking between the arch of aorta top set blood vessel of the connection of branch's overlay film frame 2.In order to reach more preferable barrier effect,
In specific embodiment, branch's occluding device 3 is the occluding device of tolerable 100 mmhg pressures.
Due to the otherness of human body aorta pectoralis bow top set blood vessel, Shu Zhong branches of the invention blocking type support rack type on demand
Artificial blood vessel's system has plurality of specifications and the branch occluding device 3 supporting with it, can block the sustainer within diameter 20mm
Connection between bow top set's blood vessel and aorta vessel.Corresponding to the left subclavian artery on the arch of aorta, LCC, nothing
Name 3 branch vessels of artery, the quantity of branch's overlay film frame 2 can be 1 to 3, and correspondingly, the Shu Zhong branches are on demand
Blocking type Stent-graft system includes 1 and with top set's occluding device 3, is connected for blocking main body artificial blood vessel 1
Aorta vessel and the arch of aorta top set blood vessel of 1,2 or 3 branch's overlay film frame 2 connection between connection.
Detachably connectable between branch's occluding device 3 and main body artificial blood vessel 1 or branch's overlay film frame 2 can lead to
A little contact, linear contact lay or face contact is crossed to realize.Correspondingly, branch's occluding device 3 is for flexible blocking thin slice or can fill
Balloon occlusion device.
In one embodiment, as shown in figure 3, branch's occluding device 3 is flexible blocking thin slice 13, correspondingly,
The detachably connectable periphery in main body artificial blood vessel 1 Yu the junction of branch's overlay film frame 2 of the flexible blocking thin slice 13.
The flexible blocking thin slice 13 can be connected to main body artificial blood vessel 1 and branch's overlay film frame using different modes
The periphery of 2 junctions, in a more specific implementation method, off-line is conciliate by suture 16, tie point 17, sewing hole 18
19 coordinate, and realize dividing between flexible blocking thin slice 13 and main body artificial blood vessel 1 and the periphery of the junction of branch's overlay film frame 2
From connection.
As shown in figure 4, wherein Fig. 4-A are from the outside of branch's overlay film frame 2, along its axle center to the direction of main body artificial blood vessel 1
View, Fig. 4-B are the view to the direction of branch's overlay film frame 2 from the chamber of main body artificial blood vessel 1.With the flexibility blocking phase of thin slice 13
Correspondence, the Stent-graft also include suture 16, tie point 17 conciliate off-line 19, correspondingly, main body artificial blood vessel 1 with
More than one sewing hole 18 is with outside the junction of branch's overlay film frame 2, the flexible blocking thin slice 13 can divide according in the following manner
From the periphery for being connected to main body artificial blood vessel 1 and the junction of branch's overlay film frame 2：
The one end of suture 16 is fixed to the tie point 17 of the flexible blocking thin slice 13, remainder in sub-thread doubling form,
From the chamber of main body artificial blood vessel 1 inner side, along being passed in one sewing hole 18 above, the flexible thin slice 13 that blocks is connected
In the periphery of the main body artificial blood vessel 1 Yu the junction of branch's overlay film frame 2.As shown in Fig. 4-B, suture 16 passes through sewing hole 18
When, form " ∩ " shape in the periphery.
Solution off-line 19 is passed through from the sewing hole 18 and multiple similar sewing holes, i.e., passed through from " ∩ " shape, to ensure
Suture 16 does not come off from the sewing hole 18, and can as needed will be after solution off-line 19 withdraws from, then by suture 16 from described
Pulled out in sewing hole 18, flexible blocking thin slice 13 is withdrawn from by tie point 17.
Therefore, the arch of aorta top set that the aorta vessel of the connection of main body artificial blood vessel 1 is connected with branch overlay film frame 2
Blocking between blood vessel is controllable, that is, the company between branch's occluding device 3 and main body artificial blood vessel 1 or branch's overlay film frame 2
It is separable to connect, and can need to withdraw from vitro and without any something lost branch's occluding device 3 by bracing wire or pull bar according to operation
Stay thing.
When flexibility blocking thin slice 13 be connected to the main body artificial blood vessel 1 and the junction of branch's overlay film frame 2 it is peripheral when,
The endovascular blood flow direction 14 of arch of aorta top set can not flow to sustainer, and blood flow direction is as shown in Figure 3.
Especially, described is biology for connecting the material of the suture 16 of flexible blocking thin slice 13 and main body artificial blood vessel 1
Medical material, and the suture with some strength, such as medical polyamide fibre line, medical polyester thread can be employed as suture 16.
In addition, to ensure that flexible blocking thin slice 13 and main body artificial blood vessel 1 are compressed in Stent-graft jointly
In release device, and overall inserting in operation is not influenceed, flexibility blocking thin slice 13 answers small volume or compressible, for example, make
With homogeneous materials such as the bio-medical materials being implanted into human body, after compression volume do not influence Stent-graft in operation just
Normal inserts.
Corresponding with flexibility blocking thin slice 13, suture 16, tie point 17, the reconciliation off-line 19 of sewing hole 18, the present invention is implemented
A kind of application method of Shu Zhong branches blocking type Stent-graft system on demand is also disclosed in mode, methods described includes
Following steps：
A1, main body artificial blood vessel 1 is inserted into aorta vessel, branch's overlay film frame 2 is inserted into arch of aorta top set blood
Pipe, discharges main body artificial blood vessel 1, branch's overlay film frame 2 and branch's occluding device 3 (flexibility blocking thin slice 13), such as Fig. 3 institutes
Show.So flexible blocking thin slice 13 opens completely, and blood flow enters sustainer in blocking arch of aorta top set, suture 16 and frees
Line 19 is by the way that in the chamber of main body artificial blood vessel 1, forward end is drawn, and is maintained within sweep of the eye.
B1, when needing to recover the connection between aorta vessel and arch of aorta top set blood vessel, solution off-line 19 is withdrawn from, drawn
Dynamic suture 16 is passed successively from more than one sewing hole 18, finally under the drive of tie point 17, by flexibility blocking thin slice 13
Withdrawn from from main body artificial blood vessel 1, recover the connection between arch of aorta top set and sustainer, flexibility blocks thin slice 13 and removes
Go out device in vivo without leaving.
So, the cooperation of off-line 19 is conciliate by flexibility blocking thin slice 13, suture 16, tie point 17, sewing hole 18, can be with
Aorta vessel and arch of aorta top set blood vessel are blocked or connected as needed, are avoided in operation on the arch of aorta points
Branch vessel such as is dissociated, is coincide at the operation.
In another embodiment, as shown in figure 5, branch's occluding device 3 is that can fill balloon occlusion device, institute
Stating can fill balloon occlusion device including that can fill sacculus 20 and conduit 21, and it is the company of fixation that can fill between sacculus 20 and conduit 21
Connect, sacculus 20 can be filled in the chamber of branch's overlay film frame 2, the inwall of branch's overlay film frame 2 is close under occupied state.
In order to be more convenient operation, in one more specifically implementation method, there is graduation mark, for true on the conduit 21
Surely the implantation site of sacculus 20 can be filled.
It is corresponding with balloon occlusion device can be filled, the invention discloses a kind of Shu Zhong branches blocking type support rack type people on demand
The application method of work vascular system, the described method comprises the following steps：
A2, main body artificial blood vessel 1 is inserted into aorta vessel, branch's overlay film frame 2 is inserted into arch of aorta top set blood
Pipe, discharges main body artificial blood vessel 1, branch's overlay film frame 2.Sacculus 20 and conduit 21 can be filled can be preset at branch's overlay film frame
It is released simultaneously in 2 chambers, or is inserted after the release of surgical procedure medium-height trestle；
B2, sacculus 20 can be filled send into the chamber of branch's overlay film frame 2, by the scale of conduit 21, adjustment can fill ball
Position of the capsule 20 in the chamber of branch's overlay film frame 2, is finally allowed in target location；
C2, by conduit 21 to can fill sacculus 20 inject filler so that sacculus 20 can be filled and be close to branch's overlay film branch
The inwall of frame 2, realizes the intervascular blocking of aorta vessel and arch of aorta top set；
D2, when needing to recover the connection between aorta vessel and arch of aorta top set blood vessel, emptied by conduit 21
The filler in sacculus 20 can be filled, and sacculus 20 can be filled by conduit 21 and withdrawn from vitro.
Specifically, can fill balloon occlusion device can be common in preset Stent-graft chamber under compression
Insert, or inserted after the release of surgical procedure medium-height trestle.In surgical procedure, first by the master of blocking type Stent-graft
Body artificial blood vessel 1 inserts descending aorta blood vessel, and branch's overlay film frame 2 is inserted arch of aorta top set blood vessel, branch is discharged first
Overlay film frame 2, then main body artificial blood vessel 1 is discharged, now arch of aorta top set blood vessel is connected between sustainer.From support
Type artificial blood vessel inner chamber, can fill the related conduit 21 of sacculus 20 and send into rapidly in the chamber of branch's overlay film frame 2, by conduit 21
Graduation mark, judgement can fill inserting distance and determining optimal location for sacculus 20.By conduit 21 to can fill in sacculus 20
Injection filler, makes to fill sacculus 20 and fills, and is close to the inwall of branch's overlay film frame 2, and the blocking arch of aorta is contacted by face
Connection between top set's blood vessel and aorta vessel.
In addition, if be the Shu Zhong branches blocking type Stent-graft system on demand of preset-type, in above-mentioned steps B2,
Sacculus 20 need not will can be filled to send into the chamber of branch's overlay film frame 2.
When needing to recover the connection between arch of aorta top set's blood vessel and aorta vessel, being emptied by conduit 21 first can
Filler in filling sacculus 20, makes that the contact separation of sacculus 20 and the inwall of branch's overlay film frame 2 can be filled, and by conduit 21
The entirety of sacculus 20 can be filled and withdraw from external, the connection between recovery arch of aorta top set's blood vessel and aorta vessel, can filled
Sacculus 20 and conduit 21 are left without any in vivo.Free, the kiss to arch of aorta top set blood vessel are completely avoid in operation
The operation such as conjunction.Because related surgical operation is carried out under the open visual field, can fill the inserting of sacculus 20, position adjustment, it is full can
In interior completion in short-term.
Sacculus 20 can be filled and can act also as other occluding devices because of remedial measure when unpredictable reason fails, can
Insert, fill, block in interior realization in short-term, with good substituting.
In addition, Shu Zhong branches of the present invention on demand blocking type Stent-graft system also include release device, such as Fig. 1 institutes
Show, the release device includes seeker 4, handle 5, main body artificial blood vessel is released back into pull bar 6 and branch's overlay film frame is released back into
Pull bar 7.Seeker 4 is located at the distal end of Stent-graft, for the position of guide support type artificial blood vessel.5, handle
It is hand-held for operating personnel in the proximal part of Stent-graft.Main body artificial blood vessel is released back into pull bar 6 and is connected to Subject-Human
Work blood vessel 1 simultaneously controls it to discharge, and branch's overlay film frame is released back into pull bar 7 and is connected to branch's overlay film frame 2 and controls it to discharge.
Therefore, by using Shu Zhong branches of the invention blocking type Stent-graft system and application method on demand,
In grandson's krimer operation, can avoid completely to arch of aorta top set blood vessel it is free, the operation such as coincide, reduce to blood vessel and surrounding
The damage of tissue, reduces operating difficulty.In addition, branch's occluding device and Stent-graft miscellaneous part can be pressed jointly
Contracting, volume, form do not influence overall inserting in operation and discharge after compression.
It should be noted that above-mentioned implementation method is only the present invention preferably embodiment, it is impossible to be understood as to this
The limitation of invention protection domain, under the premise of without departing from present inventive concept, to any minor variations done of the invention and modification
Belong to protection scope of the present invention.
Claims (4)
1. a kind of Shu Zhong branches blocking type Stent-graft system on demand, Shu Zhong branches blocking type support rack type people on demand
Work vascular system includes main body artificial blood vessel, branch's overlay film frame, branch's occluding device, and branch's occluding device is located at main body
It is separable company between branch's occluding device and main body artificial blood vessel near the junction of artificial blood vessel and branch's overlay film frame
Connect, for controlling aorta vessel blocking intervascular with arch of aorta top set in operation as needed and connecting；
Branch's occluding device is the flexible blocking thin slice of tolerable 100 mmhg pressures, and the flexible blocking thin slice leads to
Controllable connection method is crossed, the periphery of main body artificial blood vessel and branch's overlay film frame junction is preset in；
Blocking type Stent-graft system also includes that suture conciliates off-line, correspondingly, Subject-Human on demand for the Shu Zhong branches
Work blood vessel is with more than one sewing hole with the outer of branch's overlay film frame junction, and the flexible blocking thin slice divides according to following
The periphery of main body artificial blood vessel and branch's overlay film frame junction is connected to from mode：
Suture one end is fixed to the point on the flexible blocking thin slice, and remainder is pressed in sub-thread doubling form from Shu Zhong branches
Need blocking type Stent-graft system body part chamber inner side, passed along one above sewing hole, solution off-line from
The artificial lumen of vessels outside of main body, sequentially passes through along to rip out stitches endoporus, to ensure that suture does not come off from the sewing hole, realizes
Peripheral controllable connection of the flexible blocking thin slice in the main body artificial blood vessel Yu branch's overlay film frame junction.
2. the blocking type Stent-graft system on demand of the Shu Zhong branches according to claim 1, it is characterised in that institute
The quantity of branch's overlay film frame is stated for 1 to 3, correspondingly, Shu Zhong branches blocking type Stent-graft system on demand
Including 1 or more branch's occluding device, for block main body artificial blood vessel connection aorta vessel and 1,2 or 3
The arch of aorta top set blood vessel of branch's overlay film frame connection.
3. the blocking type Stent-graft system on demand of the Shu Zhong branches according to claim 1, it is characterised in that also
Including release device, the release device include seeker, middle bar, handle, lashing wire, main body artificial blood vessel be released back into pull bar and
Branch's overlay film frame is released back into pull bar, and seeker is located at the distal end of main body artificial blood vessel, and handle is located at main body artificial blood vessel's
Proximal part, middle bar is connected between seeker and handle, and the main body artificial blood vessel before release is compressed on middle bar, and with binding
Wire harness ties up fixation, and main body artificial blood vessel is released back into pull bar and is connected to main body artificial blood vessel and controls it to discharge, branch's overlay film frame
Pull bar is released back into be connected to branch's overlay film frame and control it to discharge.
4. the blocking type Stent-graft system on demand of the Shu Zhong branches according to claim 1, it is characterised in that institute
Stating branch's occluding device can be by flexibility blocking thin slice, so as to block between aorta vessel and arch of aorta top set blood vessel
Connection；Such as need to recover the connection between aorta vessel and arch of aorta top set blood vessel, solution off-line can be pulled out, pull suture from
Passed in sewing hole, the flexible blocking thin slice of release.
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| CN201510290278.1A CN104873305B (en) | 2015-05-29 | 2015-05-29 | Shu Zhong branches blocking type Stent-graft system and application method on demand |
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| CN201510290278.1A CN104873305B (en) | 2015-05-29 | 2015-05-29 | Shu Zhong branches blocking type Stent-graft system and application method on demand |
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| CN104873305B true CN104873305B (en) | 2017-06-06 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105726165B (en) * | 2016-05-09 | 2017-07-28 | 中国人民解放军南京军区福州总医院 | A kind of sustainer overlay film branch stent |
| CN106388972B (en) * | 2016-10-18 | 2021-02-12 | 福建省立医院 | Composite intraoperative stent system and using method thereof |
| CN106821545B (en) * | 2016-11-29 | 2018-11-20 | 刘永民 | Blocking-up type branch stent blood vessel on demand in a kind of combined type art |
| CN106618822B (en) * | 2016-12-26 | 2018-09-18 | 微创心脉医疗科技（上海）有限公司 | Stent system in stent delivery system and art in art |
| CN107595348A (en) * | 2017-10-19 | 2018-01-19 | 孙晓刚 | Total aortic arch replacement and support elephant trunk technique aorta clamping device |
| CN110801309B (en) * | 2019-10-20 | 2022-03-29 | 黄健兵 | Tectorial membrane stent blood vessel composite set for reconstructing aortic arch part and three branches |
| CN111281463A (en) * | 2020-02-24 | 2020-06-16 | 河北医科大学第二医院 | Perfusion flow guiding device for avoiding deep low temperature stop circulation in aortic total-arch replacement |
| CN113397761A (en) * | 2021-05-27 | 2021-09-17 | 华中科技大学同济医学院附属协和医院 | Suturing-free artificial blood vessel and conveying device thereof |
| CN113499164B (en) * | 2021-07-12 | 2022-08-16 | 中国医学科学院阜外医院 | Trunk support implanting system |
| CN115006053B (en) * | 2022-08-09 | 2022-11-15 | 北京华脉泰科医疗器械股份有限公司 | Integrated intraoperative stent |
| CN116712229B (en) * | 2023-08-10 | 2024-01-12 | 北京华脉泰科医疗器械股份有限公司 | Tectorial membrane support conveying system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6146370A (en) * | 1999-04-07 | 2000-11-14 | Coaxia, Inc. | Devices and methods for preventing distal embolization from the internal carotid artery using flow reversal by partial occlusion of the external carotid artery |
| US20060161241A1 (en) * | 2005-01-14 | 2006-07-20 | Denise Barbut | Methods and devices for treating aortic atheroma |
| US20070168013A1 (en) * | 2006-01-19 | 2007-07-19 | Myles Douglas | Vascular graft and deployment system |
| CN102415924B (en) * | 2011-09-16 | 2014-11-26 | 上海微创医疗器械（集团）有限公司 | Branched sheath and blood vessel stent conveying and release device applying same |
| CN204709074U (en) * | 2015-05-29 | 2015-10-21 | 有研亿金新材料有限公司 | Shu Zhong branch is blocking type Stent-graft system as required |
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