CN110811943A

CN110811943A - Sacculus support integration system

Info

Publication number: CN110811943A
Application number: CN201911200024.0A
Authority: CN
Inventors: 吴忠隐; 张弘; 刘双庆; 霍静
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-02-21

Abstract

The invention belongs to the technical field of medical instruments, and particularly relates to a balloon support integrated system which comprises a puncture head, a first balloon, a support frame, an outer sleeve, a hemostatic valve and an inflation seat, wherein the puncture head is connected with the first balloon; the outer sleeve comprises a first pipe body, a second pipe body and a pipe sleeve, the first pipe body is communicated with the second pipe body, the pipe sleeve is sleeved on the second pipe body, and the support frame is arranged between the pipe sleeve and the second pipe body; the puncture head is arranged at one end of the first pipe body far away from the second pipe body, the first balloon is arranged on the first pipe body, the hemostatic valve is arranged at one end of the pipe sleeve far away from the first pipe body, and the inflation seat is communicated with the first balloon. In the using process, the integrated saccule support system can complete the pre-expansion of the lesion part and the release of the support frame through one-time puncture, so that the operation is more convenient, the operation process is simplified, and a large amount of operation time is saved.

Description

Sacculus support integration system

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a balloon support integrated system.

Background

Atherosclerosis is the leading cause of vascular disease, and refers to the accumulation of fats, cholesterol and other substances in the arterial vessel wall to form plaques that can affect the blood flow of the artery. And the plaque can be cracked, so that substances such as platelets and the like are gathered to form blood clots, the artery wall is thickened and hardened, and the blood vessel cavity is narrowed. Lesions often involve the large and medium arteries, which, once developed enough to occlude the lumen of the artery, cause ischemia or necrosis of the tissue supplied by the artery.

With the continuous development of the intracavity technology, the endovascular angioplasty is widely applied to the treatment of the vascular stenosis gradually, and the treatment method comprises the steps of firstly sending the balloon to the lesion part, expanding the balloon to expand the blood vessel of the lesion part to realize pre-expansion, then taking out the balloon, sending the stent to the lesion part, expanding the stent, and expanding the blood vessel of the lesion part to finish the treatment of the vascular stenosis; the operation process of the treatment scheme is very complicated, so that the time of the whole operation process is increased, and in addition, the exposure time of the patient and the operator under radiation rays is increased, thereby influencing the physical health of the patient and the operator. Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a balloon stent integrated system capable of simplifying the surgical procedure.

Disclosure of Invention

In order to solve the problems in the prior art, the invention provides a balloon stent integrated system, which aims to solve the technical problem that the operation process for treating the angiostenosis disease is complicated in the prior art.

The invention is realized by the following technical scheme:

a sacculus support integrated system comprises a puncture head, a first sacculus, a support frame, an outer sleeve, a hemostatic valve and an inflating seat;

the outer sleeve comprises a first pipe body, a second pipe body and a pipe sleeve, the first pipe body is communicated with the second pipe body, the diameter of the first pipe body is larger than that of the second pipe body, the pipe sleeve is sleeved on the second pipe body, the diameter of the pipe sleeve is equal to that of the first pipe body, and the support frame is arranged between the pipe sleeve and the second pipe body;

the puncture head is arranged at one end, away from the second pipe body, of the first pipe body, the first balloon is arranged on the first pipe body, the hemostatic valve is arranged at one end, away from the first pipe body, of the pipe sleeve, and the inflation seat sequentially penetrates through the hemostatic valve and the second pipe body and is communicated with the first balloon.

In order to better implement the present invention, in the above structure, further optimization is made, and both ends of the first balloon are provided with first developing code marks for determining the position of the first balloon.

In order to better implement the present invention, the above structure is further optimized, and the developing device further includes a second developing code notch a and a second developing code notch b, the second developing code notch a is fixedly disposed on the second pipe body, the second developing code notch b is movably disposed on the second pipe body along a length direction of the second pipe body, and the support frame is disposed between the second developing code notch a and the second developing code notch b.

In order to better implement the present invention, in the above structure, a male thread is provided on the second pipe, a female thread is provided on the second developing code scale b, and the second developing code scale b is movably provided on the second pipe by the cooperation of the male thread and the female thread.

In order to better implement the present invention, in the above structure, the first development code etching, the second development code etching a and the second development code etching b are made of platinum or gold.

In order to better realize the invention, the structure is further optimized, a second balloon is arranged on the second tube body, the support frame is sleeved on the second balloon, and the inflation seat is communicated with the second balloon.

To better achieve the present invention, the structure described above is further optimized, and the inflation seat includes a first air inlet end and a second air inlet end, the first air inlet end is communicated with the first balloon, and the second air inlet end is communicated with the second balloon.

In order to better implement the present invention, in the above structure, the material of the first balloon and the second balloon is made of nylon, polyamide or polyethylene.

In order to better implement the invention, the above structure is further optimized, and the puncture head is of a spiral structure.

In order to better implement the invention, the structure is further optimized, and the support frame is woven by nickel-titanium alloy.

In summary, the present invention has the following technical effects:

in the using process, a doctor can move the sacculus support integrated system along the guide wire, send the first sacculus to a diseased part of a blood vessel, inflate the first sacculus through the inflating seat, so that the first sacculus is expanded to complete the pre-expansion of the diseased part, at the moment, the doctor can move the sacculus support integrated system forwards continuously, move the support frame to the diseased part of the blood vessel, pull the pipe sleeve backwards, expand the support frame, so as to prop up the diseased part of the blood vessel, the sacculus support integrated system can complete the pre-expansion of the diseased part and the release of the support frame through one-time puncture, the operation is more convenient, and a large amount of operation time is saved.

In addition, the optimization scheme of the invention also has the following technical effects:

(1) the optimization scheme of the invention is that the two ends of the first balloon are respectively provided with the first developing code scale, and the first developing code scale can accurately determine the position of the first balloon, so that the balloon-stent integrated system is more convenient in the use process.

(2) The optimal scheme of the invention is that the second developing code carving b is movably arranged on the second pipe body, and the arrangement mode can adjust the distance between the second developing code carving a and the second developing code carving b, so that the saccule support integrated system can be suitable for support frames with different lengths, and the use of the saccule support integrated system is more convenient.

(3) The second balloon is arranged on the second pipe body and can complete balloon dilatation support expansion, so that the balloon and support integrated system can be suitable for a self-expanding support frame and a balloon expandable support frame, and the application range of the balloon and support integrated system is wider.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a balloon stent integration system in accordance with a first embodiment;

fig. 2 is a deployment view of a balloon stent integration system in accordance with one embodiment;

fig. 3 is a schematic structural view of a balloon stent integration system according to the second embodiment;

FIG. 4 is a partial enlarged view of portion A of FIG. 3;

fig. 5 is a diagram showing a state in which a balloon stent integration system according to the second embodiment is located at a lesion site;

fig. 6 is a state diagram of a balloon stent integrated system according to the second embodiment, when a first balloon is expanded;

fig. 7 is a state diagram of the second balloon of the balloon stent integrated system according to the second embodiment when expanded.

Reference numerals:

1. a puncture head; 2. a support frame; 3. an outer sleeve; 31. a first pipe body; 32. a second tube body; 33. pipe sleeve; 4. a hemostatic valve; 51. a first air inlet end; 52. a second air inlet end; 61. a first balloon; 62. a second balloon; 7. first developing code engraving; 81. a second development code etching a; 82. and b, second development code etching.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1 and 2:

a sacculus support integrated system comprises a puncture head 1, a first sacculus 61, a support frame 2, an outer sleeve 3, a hemostatic valve 4 and an inflating seat; wherein the content of the first and second substances,

the outer sleeve 3 comprises a first pipe body 31, a second pipe body 32 and a pipe sleeve 33, the first pipe body 31 is communicated with the second pipe body 32, the diameter of the first pipe body 31 is larger than that of the second pipe body 32, the pipe sleeve 33 is sleeved on the second pipe body 32, the diameter of the pipe sleeve 33 is equal to that of the first pipe body 31, and the support frame 2 is arranged between the pipe sleeve 33 and the second pipe body 32;

the puncture head 1 is arranged at one end of the first pipe body 31 far away from the second pipe body 32, the first balloon 61 is arranged on the first pipe body 31, the hemostatic valve 4 is arranged at one end of the pipe sleeve 33 far away from the first pipe body 31, and the inflation seat sequentially penetrates through the hemostatic valve 4 and the second pipe body 32 and is communicated with the first balloon 61.

In the use process of the balloon stent integrated system with the structure, a doctor can move the balloon stent integrated system in a blood vessel along the guide wire, and when the position of the first balloon 61 moves to a lesion part, the first balloon 61 is inflated through the inflating seat, so that the first balloon 61 is expanded, and the lesion part of the blood vessel is expanded;

at this time, the doctor can continue to move the integrated saccule-stent system to enable the support frame 2 in the integrated saccule-stent system to correspond to the diseased region of the blood vessel, and then the tube sleeve 33 can be pulled backwards, the restriction of the support frame 2 by the tube sleeve 33 can be eliminated, the support frame 2 can be automatically expanded to expand the diseased region, so that the treatment of the diseased region can be completed; the treatment mode can complete the pre-expansion of the lesion part and the release of the stent only through one-time puncture work, thereby reducing the steps of the operation, reducing the difficulty of the operation and saving a large amount of operation time.

It should be noted that the integrated system of the saccule stent in this embodiment is suitable for the self-expandable stent, when the doctor pulls the tube sleeve 33 backward, the tube sleeve 33 does not restrain the self-expandable stent, and the self-expandable stent can be braked and expanded to complete the support of the lesion site.

Preferably, the first developing code 7 is arranged at both the front end and the rear end of the first balloon 61; in the operation process, a doctor can observe the first developing code 7 on the integrated saccule support system in the blood vessel through other instruments and equipment, and can determine the position of the first saccule 61 through the two first developing code 7, so that the integrated saccule support system is more convenient to use in the operation process.

Preferably, the integrated system of the saccule support further comprises a second developing code scale b82, the support frame 2 is sleeved on the second tube body 32, one end of the support frame 2 abuts against the connecting end of the first tube body 31 and the second tube body 32, and the other end of the support frame 2 abuts against the second developing code scale b 82; during use, the doctor can confirm the position of the support frame 2 through the position of the second visualized code scale b 82.

Preferably, the integrated system of the saccule support further comprises a second developing code notch a81, the second developing code notch a81 is also arranged on the second tube 32, and the support frame 2 is sleeved between the second developing code notch a81 and the second developing code notch b 82; the position of the support frame 2 can be more accurately determined through the second developing code carving a81 and the second developing code carving b82, so that the accuracy of the integrated saccule-stent system in the operation process is improved.

The second developing code a81 and the second developing code b82 are both sleeved on the second tube 32.

Preferably, an external thread is disposed on the outer side wall of the second tube 32, an internal thread is disposed on the second developing code notch b82, the internal thread of the second developing code notch b82 matches with the external thread of the second tube 32, and the distance between the second developing code notch a81 and the second developing code notch b82 is adjusted by rotating the second developing code notch b82, so that the integrated system of the balloon stent can be applied to support frames 2 with different lengths, and the application range of the integrated system of the balloon stent is wider.

More preferably, the first developed code segment 7, the second developed code segment a81 and the second developed code segment b82 are made of platinum or gold.

Preferably, the support frame 2 is woven from nitinol.

Preferably, the puncture head 1 has a spiral structure; in the operation process, when the integrated sacculus support system is not easy to pass through a diseased part in a blood vessel, a doctor can rotate the integrated sacculus support system, and the helical puncture head 1 can easily pass through the diseased part, so that the integrated sacculus support system is more convenient to use.

Example two:

as shown in fig. 3 to 7:

as a further optimization of the above embodiment, a second balloon 62 is disposed on the second tube 32 in the integrated system of balloon stent, the support frame 2 is sleeved on the second balloon 62, and the inflation seat is communicated with the second balloon 62;

when the second balloon 62 is needed to support the support frame 2, a doctor can inflate the second balloon 62 through the inflation seat to expand the second balloon 62, and when the second balloon 62 is expanded, the second balloon 62 can support the support frame 2 to complete the support of the lesion site.

It should be noted that the integrated system of the balloon stent in this embodiment is suitable for the balloon expandable scaffold and the self-expandable scaffold; when the support frame 2 is a self-expanding support frame, the self-expanding support frame can be automatically expanded after the doctor extracts the pipe sleeve 33 so as to complete the support of the lesion part of the blood vessel;

when the scaffold 2 is a balloon-expandable scaffold, the doctor can inflate the second balloon 62 after pulling out the sleeve 33, so that the second balloon 62 can expand the balloon-expandable scaffold to support the vascular lesion site, and the balloon-expandable scaffold 2 can support the vascular lesion site.

Preferably, the inflation seat comprises a first air inlet 51 and a second air inlet 52, the first air inlet 51 is communicated with the first balloon 61 through a first pipeline, the second air inlet 52 is communicated with the second balloon 62 through a second pipeline, and the first balloon 61 and the second balloon 62 are independently controlled through the first air inlet 51 and the second air inlet 52, so that the first balloon 61 and the second balloon 62 are not interfered during inflation, and the integrated balloon-stent system is more convenient to use.

Preferably, the materials of the first balloon 61 and the second balloon 62 are nylon, polyamide or polyethylene.

Preferably, the support frame 2 is woven from nitinol or made from cobalt chromium alloy.

In addition, other structures of the integrated system of a ballstent in this embodiment are the same as those in the first embodiment, and specific reference may be made to the contents in the first embodiment, and repeated description is omitted here.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. The utility model provides a sacculus support integration system which characterized in that: comprises a puncture head (1), a first saccule (61), a support frame (2), an outer sleeve (3), a hemostatic valve (4) and an inflating seat;

the outer sleeve (3) comprises a first pipe body (31), a second pipe body (32) and a pipe sleeve (33), the first pipe body (31) is communicated with the second pipe body (32), the diameter of the first pipe body (31) is larger than that of the second pipe body (32), the pipe sleeve (33) is sleeved on the second pipe body (32), the diameter of the pipe sleeve (33) is equal to that of the first pipe body (31), and the support frame (2) is arranged between the pipe sleeve (33) and the second pipe body (32);

the puncture head (1) is arranged at one end, away from the second pipe body (32), of the first pipe body (31), the first balloon (61) is arranged on the first pipe body (31), the hemostatic valve (4) is arranged at one end, away from the first pipe body (31), of the pipe sleeve (33), and the inflation seat sequentially penetrates through the hemostatic valve (4) and the second pipe body (32) and is communicated with the first balloon (61).

2. The integrated ballstent system of claim 1, wherein: both ends of the first balloon (61) are provided with first developing code stamps (7) for determining the position of the first balloon (61).

3. The integrated ballstent system of claim 2, wherein: still include the second and develop the sign indicating number and carve a (81) and the second and develop the sign indicating number and carve b (82), the second develops the sign indicating number and carves a (81) fixed the setting on second body (32), the second develops the sign indicating number and carves b (82) and follow the mobilizable setting of length direction of second body (32) is in on second body (32), support frame (2) set up the second develops the sign indicating number and carves between a (81) and the second develops the sign indicating number and carve b (82).

4. The integrated ballstent system of claim 3, wherein: be provided with the external screw thread on second body (32), the second is developed the sign indicating number and is carved and be provided with the internal thread on b (82), the second is developed the sign indicating number and is carved b (82) and pass through the mobilizable setting of external screw thread and internal thread cooperation on second body (32).

5. The integrated ballstent system of claim 4, wherein: the first developing code scale (7), the second developing code scale a (81) and the second developing code scale b (82) are all made of platinum or gold.

6. The integrated ballstent system of claim 1, wherein: the second balloon (62) is arranged on the second tube body (32), the support frame (2) is sleeved on the second balloon (62), and the inflating seat is communicated with the second balloon (62).

7. The integrated ballstent system of claim 6, wherein: the inflation seat comprises a first air inlet end (51) and a second air inlet end (52), the first air inlet end (51) is communicated with the first balloon (61), and the second air inlet end (52) is communicated with the second balloon (62).

8. The integrated ballstent system of claim 7, wherein: the first balloon (61) and the second balloon (62) are made of nylon, polyamide or polyethylene materials.

9. The integrated ballstent system of claim 1, wherein: the puncture head (1) is of a spiral structure.

10. The integrated ballstent system of claim 1, wherein: the support frame (2) is woven by nickel-titanium alloy.