CN103767742B - A kind of ventricle coupling assembling - Google Patents
A kind of ventricle coupling assembling Download PDFInfo
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- CN103767742B CN103767742B CN201410031534.0A CN201410031534A CN103767742B CN 103767742 B CN103767742 B CN 103767742B CN 201410031534 A CN201410031534 A CN 201410031534A CN 103767742 B CN103767742 B CN 103767742B
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- bearing pin
- ring seat
- coupling assembling
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- blood pump
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- 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
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00477—Coupling
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- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Animal Behavior & Ethology (AREA)
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- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Mechanical Engineering (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- External Artificial Organs (AREA)
- Prostheses (AREA)
Abstract
The invention provides a kind of ventricle coupling assembling, comprise suture ring assembly and blood pump coupling assembling, suture ring assembly not only comprises suture ring and sews up ring seat, also comprise a connection bearing pin, described connection bearing pin is through sewing up the through hole that ring seat is offered, being locked with the thread head being connected bearing pin one end by nut and being installed in sews up in ring seat, and described connection bearing pin is freely rotated in through hole.Described blood pump coupling assembling comprises the entrance sintered pipes be sleeved in blood pump entrance on pipe, described entrance sintered pipes periphery offers link slot, by being rotationally connected bearing pin, the face of cylinder at the circular arc tangent plane place that connection bearing pin is arranged is fallen in described link slot, stitching ring seat is fixed on entrance sintered pipes.Structure of the present invention is simple, and after connecting, axial dimension is little, is conducive to stablizing in implant into body playing its function; The device designed by the present invention, can realize ventricular assist device and be connected with the quick of heart, namely shorten the time of whole operation process, reduce the risk of operation.
Description
Technical field
The present invention relates to making assisted circulation of ventriculus cordis technical field, more particularly, relate to a kind of ventricle coupling assembling.
Background technology
Blood pump or title ventricular assist device, be used to replace the speed change of heart working, the pony pump of varying capacity completely.Ventricular assist device contains an entrance and an outlet, when implanting heart, its outlet is connected with aorta by artificial blood vessel, and its entrance is communicated to ventricle by apex of the heart perforate, ventricular assist device and heart is linked together in the middle of entrance and exit by ventricle syndeton.Because ventricular assist device is for implanting in the thoracic cavity of organ complex distributions, around heart in body, size is the important indicator realizing its function in its use procedure, therefore require that ventricle syndeton is when designing, and try one's best and not increase ventricular assist device size.In addition when ventricular assist device is connected with naive hearts, easy to operate, the connection procedure time is as far as possible short, can shorten operating time like this, reduces the risk of operation.
But, the structure of the existing ventricle connecting device for connecting ventricular assist device still more complicated, axial dimension is bigger than normal, has certain influence to the operation after it implants.Further, the process need that some ventricle connecting devices are connecting is used other aid or will increase unnecessary action, extends operating time, reduces the efficiency connected when it implants heart in the middle of invisible.Therefore a kind ofly to simplify the structure, the ventricle connecting device of size microminiaturization is one of this area research direction.
Summary of the invention
The object of the invention is to solve the problems of the technologies described above, a kind of ventricle coupling assembling provided, being convenient to reduce the operating difficulty in blood pump implantation process, improving procedure efficiency.In order to achieve the above object, the invention provides following technical scheme:
A kind of ventricle coupling assembling, comprise the suture ring assembly be connected with heart apex and the blood pump coupling assembling be connected with blood pump, described suture ring assembly comprises the suture ring be connected with heart apex and the stitching ring seat being set in described blood pump Connecting groups, described suture ring assembly also comprises a connection bearing pin, described connection bearing pin is through sewing up the through hole that ring seat is offered, being locked with the thread head being connected bearing pin one end by nut and being installed in sews up in ring seat, wherein, described connection bearing pin freely rotates in through hole.Described blood pump coupling assembling comprises the entrance sintered pipes be sleeved in blood pump entrance on pipe, described entrance sintered pipes periphery offers link slot, by being rotationally connected bearing pin, the face of cylinder at the circular arc tangent plane place that connection bearing pin is arranged is fallen in described link slot, stitching ring seat is fixed on entrance sintered pipes.
Further, the body diameter at described circular arc tangent plane place is identical with through hole internal diameter in the present invention, and its cambered surface diameter is identical with the diameter of bore sewing up ring seat.
The present invention further, described suture ring is connector prepared by woven dacron material, described stitching ring seat is Connection Block prepared by titanium alloy material, be provided with the surgical thread the two being made to connection between described suture ring and described stitching ring seat, the outer wall pressed on ring of described stitching ring seat gets around and is provided with multiple stitching holes connecting described surgical thread.
Further, the axis of described through hole is parallel with stitching ring seat bottom surface, and through hole is following three's sum with the axial line distance of stitching ring seat endoporus: sew up ring seat internal bore radius, sew up the radial depth of through hole radius and link slot in ring seat in the present invention.
The present invention further, the setting corresponding with the axial location of link slot of the axial location of described through hole.
The present invention further, described connection bearing pin be provided with stir connect that bearing pin rotates dial handle, sew up fixing of ring seat and entrance sintered pipes for connecting or unclamping.
The present invention further, in the entrance that described entrance sintered pipes is sleeved on described blood pump outside pipe, is connected with described blood pump by welding.
Beneficial effect of the present invention is mainly reflected in: because ventricular assist device is used in implant into body thoracic cavity, its size is the very important index realizing its function, because structure of the present invention is simple, after connecting, axial dimension is little, substantially do not increase the size of ventricular assist device body, be conducive to stable its function of performance in implant into body; And, the ventricular assist device implantation process time is shorter, its success rate of operation is higher, structural design of the present invention solves above-mentioned technical problem, ventricular assist device can be realized be connected with the quick of heart, substantially reduce the time that ventricular assist device is connected with heart, namely shorten the time of whole operation process, reduce the risk of operation.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the syndeton schematic diagram after the Operation of a kind of ventricle coupling assembling of the present invention;
Fig. 2 is the explosive view of a kind of ventricle coupling assembling of the present invention syndeton;
Fig. 3 is the suture ring assembly explosive view in Fig. 2;
Fig. 4 is the blood pump coupling assembling schematic diagram in Fig. 2;
Fig. 5 is the syndeton sectional view of ventricle coupling assembling provided by the invention;
Fig. 6 is that in Fig. 5, suture ring assembly is connected front C place partial view with blood pump coupling assembling;
Fig. 7 is that in Fig. 5, suture ring assembly is connected another state C place partial view rear with blood pump coupling assembling.
Detailed description of the invention
The invention discloses a kind of ventricle coupling assembling, reduce the operating difficulty in blood pump implantation process, improve procedure efficiency.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear, complete description to the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Fig. 1 ~ Fig. 7, Fig. 1 is the syndeton schematic diagram after the Operation of ventricle coupling assembling provided by the invention; Fig. 2 is the explosive view of ventricle coupling assembling syndeton provided by the invention; Fig. 3 is the suture ring assembly explosive view in Fig. 2; Fig. 4 is the blood pump coupling assembling schematic diagram in Fig. 2; Fig. 5 is the syndeton sectional view of ventricle coupling assembling provided by the invention; Fig. 6 is that in Fig. 5, suture ring assembly is connected front C place partial view with blood pump coupling assembling; Fig. 7 is that in Fig. 5, suture ring assembly is connected another state C place partial view rear with blood pump coupling assembling.
Ventricle coupling assembling of the present invention, comprises the suture ring assembly 2 be connected with heart apex 41 and the blood pump coupling assembling 3 be connected with blood pump 1.As shown in Figure 1, when implanting, one end of artificial blood vessel 5 is connected with the aorta of naive hearts 4, the other end and ventricular assist device, namely the outlet 12 of blood pump 1 is connected, at the apex of the heart 41 place, suture ring assembly 2 is sewn onto on the apex of the heart 41, then the endoporus place of ring seat 21 is namely sewed up at suture ring assembly 2 endoporus by the apex of the heart 41 perforate, then pipe 11 in the entrance of blood pump 1 is inserted in ventricle by the endoporus of suture ring assembly 2 and the apex of the heart 41 perforate, after suture ring assembly 2 and blood pump coupling assembling 3 connect as one, achieve the connection of blood pump 1 and naive hearts 4.
Suture ring assembly 2 of the present invention not only comprises the suture ring 22 be connected with heart apex 41 and the stitching ring seat 21 being set in blood pump Connecting groups 3, but also comprises a connection bearing pin 24.Consult Fig. 3, this connection bearing pin 24, through sewing up the through hole 211 that ring seat 21 is offered, is locked with the thread head 243 being connected bearing pin 24 one end by nut 23 and is installed in and sews up in ring seat 21, connection bearing pin 24 is freely rotated in through hole 211.As shown in Figure 4, blood pump coupling assembling 3 comprises the entrance sintered pipes 31 be sleeved in blood pump 1 entrance on pipe 11, and this entrance sintered pipes 31 periphery offers link slot 311.Consult Fig. 5 and Fig. 6, by being rotationally connected bearing pin 24, the face of cylinder at circular arc tangent plane 242 place that connection bearing pin 24 is arranged being fallen in described link slot 311, stitching ring seat 21 is fixed on entrance sintered pipes 31.
During use, first suture ring 22 is connected with heart apex 41, first suture ring assembly 2 and heart apex 41 are fixed as one.Then sew up the outside that ring seat 21 is sheathed on entrance sintered pipes 31, after being set with by this stitching ring seat 21 and connecting ring 31, by connection bearing pin 24, stitching ring seat 21 and entrance sintered pipes 31 are connected as one.By the connection of blood pump 1 and heart apex 41, be converted to by sewing up ring seat 21 by connecting the connection of bearing pin 24 and entrance sintered pipes 31, and be connected naive hearts 4 and blood pump 1 by suture ring 22 with entrance sintered pipes 31 respectively.Said apparatus connected mode is simple, without the need to increasing the axial dimension that blood pump is connected with heart, easy to operate, greatly can save the operating time of operation, reduces the risk of operation.
In the present invention one specific embodiment, connect circular arc tangent plane 242 set on bearing pin 24, its cambered surface diameter is identical with the diameter of bore sewing up ring seat 21, and the body diameter at circular arc tangent plane 242 place is identical with through hole 211 internal diameter that stitching ring seat 21 is provided with.Preferably, can one is provided with dial handle 241 on connection bearing pin 24, sew up the fixing of ring seat 21 and entrance sintered pipes 31 for connecting or unclamping, be convenient to stir with hands connects bearing pin 24 and arrive latched position and open position.For sewing up the through hole 211 ring seat 21 installed and connects bearing pin 24, its axis is parallel with stitching ring seat 21 bottom surface, and through hole 211 is following three's sum with the axial line distance of stitching ring seat 21 endoporus: sew up ring seat 21 internal bore radius, sew up the radial depth L of through hole 211 radius and link slot 311 in ring seat 21.The axial location setting corresponding with the axial location of link slot 311 of this through hole 211.
In the present invention one specific embodiment, the connector that suture ring 22 is prepared for woven dacron material, sew up the Connection Block that ring seat 21 is prepared for titanium alloy material, be provided with the surgical thread the two being made to connection between suture ring 22 and described stitching ring seat 21, get around in the outer wall pressed on ring sewing up ring seat 21 and be provided with multiple stitching holes 212 connecting described surgical thread.Suture ring 22 and stitching ring seat 21 are connected as one by stitching holes 212 by surgical thread, the connective stability of both guarantees, are easy to the connective stability realizing suture ring assembly 2 and heart apex.
In the present invention one specific embodiment, in the entrance that entrance sintered pipes 31 is set in blood pump 1 outside pipe 11, in its seam A, the welding of B place, laser weld is adopted to fix, to syndeton and the link position accurate limit of connecting ring 31, improve the syndeton stability of ventricle coupling assembling further.
During use, after connecting the through hole 211 of bearing pin 24 loading stitching ring seat 21, when ensureing that connecting bearing pin 24 rotates to a position, the circular arc tangent plane 242 on it is concentric with the endoporus sewing up ring seat 21.Before endoporus blood pump coupling assembling 3 being inserted suture ring assembly 2, need connection bearing pin 24 circular arc tangent plane 242 be forwarded to the endoporus sewing up ring seat 21 concentric, after blood pump coupling assembling 3 is inserted into the end, the pump housing 1 is adjusted to suitable position in circumference, then with finger stir connect bearing pin 24 stir handle 241, the face of cylinder at circular arc tangent plane 242 place connecting bearing pin 24 is made to fall in the link slot 311 of entrance sintered pipes 31, blood pump coupling assembling 3 axially cannot deviate from from suture ring assembly 2, thus the pump housing 1 is connected together with suture ring assembly 2.When occurring that special circumstances need the pump housing 1 to take out from suture ring assembly 2, can stirring the handle 241 of stirring connecting bearing pin 24, that connection bearing pin 24 circular arc tangent plane 242 is forwarded to the endoporus sewing up ring seat 21 is concentric, now the pump housing can be taken out from suture ring assembly.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a ventricle coupling assembling, comprise the suture ring assembly (2) be connected with heart apex (41) and the blood pump coupling assembling (3) be connected with blood pump (1), described suture ring assembly (2) comprises the suture ring (22) be connected with heart apex (41) and the stitching ring seat (21) being set in described blood pump Connecting groups (3), it is characterized in that:
Described suture ring assembly (2) also comprises a connection bearing pin (24), described connection bearing pin (24) is through sewing up the through hole (211) that ring seat (21) is offered, being locked with the thread head (243) being connected bearing pin (24) one end by nut (23) and being installed in sews up in ring seat (21), wherein, described connection bearing pin (24) is freely rotated in through hole (211)
Described blood pump coupling assembling (3) comprises the entrance sintered pipes (31) be sleeved in blood pump (1) entrance on pipe (11), described entrance sintered pipes (31) periphery offers link slot (311), by being rotationally connected bearing pin (24), the face of cylinder at upper circular arc tangent plane (242) place arranged of connection bearing pin (24) is fallen in described link slot (311), stitching ring seat (21) is fixed on entrance sintered pipes (31).
2. a kind of ventricle coupling assembling according to claim 1, is characterized in that: the body diameter at described circular arc tangent plane (242) place is identical with through hole (211) internal diameter, and its cambered surface diameter is identical with the diameter of bore sewing up ring seat (21).
3. a kind of ventricle coupling assembling according to claim 1, it is characterized in that: the connector that described suture ring (22) is prepared for woven dacron material, the Connection Block that described stitching ring seat (21) is prepared for titanium alloy material, be provided with the surgical thread the two being made to connection between described suture ring (22) and described stitching ring seat (21), the outer wall pressed on ring of described stitching ring seat (21) gets around and is provided with multiple stitching holes (212) connecting described surgical thread.
4. a kind of ventricle coupling assembling according to claim 1, it is characterized in that: the axis of described through hole (211) is parallel with stitching ring seat (21) bottom surface, and through hole (211) is following three's sum with the axial line distance of stitching ring seat (21) endoporus: sew up ring seat (21) internal bore radius, sew up the radial depth of the upper through hole radius of ring seat (21) and link slot (311).
5. a kind of ventricle coupling assembling according to claim 1, is characterized in that: the axial location of described through hole (211) and the corresponding setting of axial location of link slot (311).
6. a kind of ventricle coupling assembling according to Claims 1-4 any one, it is characterized in that: described connection bearing pin (24) be provided with stir connect that bearing pin (24) rotates dial handle (241), sew up the fixing of ring seat (21) and entrance sintered pipes (31) for connecting or unclamping.
7. a kind of ventricle coupling assembling according to Claims 1-4 any one, is characterized in that: described entrance sintered pipes (31) is sleeved on interior pipe (11) outside of entrance of described blood pump (1), is connected with described blood pump (1) by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031534.0A CN103767742B (en) | 2014-01-23 | 2014-01-23 | A kind of ventricle coupling assembling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031534.0A CN103767742B (en) | 2014-01-23 | 2014-01-23 | A kind of ventricle coupling assembling |
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| CN103767742A CN103767742A (en) | 2014-05-07 |
| CN103767742B true CN103767742B (en) | 2015-12-02 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104295592B (en) * | 2014-09-29 | 2016-07-06 | 深圳市威斯泰克光电技术有限公司 | Have handled connector, connect framework and screen connecting device |
| CN110420048B (en) * | 2014-12-10 | 2022-06-17 | 心脏器械股份有限公司 | Cardiac pump implant apparatus and method |
| CN107961407A (en) * | 2017-10-31 | 2018-04-27 | 深圳核心医疗器械有限公司 | The ventricle connection component and its assemble method of a kind of implanted artificial blood pump |
| CN117899352A (en) * | 2024-03-20 | 2024-04-19 | 苏州同心医疗科技股份有限公司 | Ventricular connection device and ventricular connection system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203724137U (en) * | 2014-01-23 | 2014-07-23 | 苏州同心医疗器械有限公司 | Ventricle connecting assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6732501B2 (en) * | 2002-06-26 | 2004-05-11 | Heartware, Inc. | Ventricular connector |
| JP2004060590A (en) * | 2002-07-31 | 2004-02-26 | Japan Servo Co Ltd | Roller pump |
| JP4929735B2 (en) * | 2006-01-26 | 2012-05-09 | 株式会社ジェイ・エム・エス | Roller pump |
| JP5858732B2 (en) * | 2011-10-31 | 2016-02-10 | エア・ウォーター防災株式会社 | Gas supply socket |
| DE102012105919A1 (en) * | 2012-07-03 | 2014-06-12 | B. Braun Avitum Ag | Tubular roller pump with pivoting lid and medical device for extracorporeal blood treatment with tube roller pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203724137U (en) * | 2014-01-23 | 2014-07-23 | 苏州同心医疗器械有限公司 | Ventricle connecting assembly |
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Address after: Room 301, Building 07, Northwest District, Suzhou Nano City, No. 99, Jinji Lake Avenue, Suzhou Industrial Park, Jiangsu Province 215123 Patentee after: Suzhou Tongxin Medical Technology Co., Ltd. Address before: 215125 Room A4-302, No. 218, Xinghu Street, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU TONGXIN MEDICAL DEVICES CO.,LTD. |
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