CN116808398A - Arterial sheath tube for V-AECMO integrated distal perfusion and interventional therapy function - Google Patents
Arterial sheath tube for V-AECMO integrated distal perfusion and interventional therapy function Download PDFInfo
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- CN116808398A CN116808398A CN202310723036.1A CN202310723036A CN116808398A CN 116808398 A CN116808398 A CN 116808398A CN 202310723036 A CN202310723036 A CN 202310723036A CN 116808398 A CN116808398 A CN 116808398A
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- Prior art keywords
- sheath
- interventional therapy
- tube
- aecmo
- tube body
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- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 28
- 230000010412 perfusion Effects 0.000 title claims abstract description 21
- 239000008280 blood Substances 0.000 claims abstract description 15
- 210000004369 blood Anatomy 0.000 claims abstract description 15
- 238000001802 infusion Methods 0.000 claims description 10
- 230000002439 hemostatic effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 210000003141 lower extremity Anatomy 0.000 abstract description 12
- 230000000740 bleeding effect Effects 0.000 abstract description 8
- 210000001105 femoral artery Anatomy 0.000 description 9
- 230000017531 blood circulation Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000002627 tracheal intubation Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 206010000891 acute myocardial infarction Diseases 0.000 description 3
- 238000002618 extracorporeal membrane oxygenation Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000002792 vascular Effects 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 208000028867 ischemia Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 206010051093 Cardiopulmonary failure Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 210000000702 aorta abdominal Anatomy 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 230000002008 hemorrhagic effect Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses an arterial sheath tube for the integrated remote perfusion and interventional therapy function of V-AECMO, which relates to the technical field of medical appliances, and comprises a sheath tube body, wherein a main tube cavity is arranged in the sheath tube body; a plurality of groups of side holes are formed on the sheath tube body towards the conical tip end; the side holes are arranged in all directions on the sheath body and are used for injecting blood in the sheath body; the invention can lead blood to flow towards the direction of a far-end lower limb by arranging the convolution bleeding opening in the sheath body, thereby avoiding complications of the lower limb of a patient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an arterial sheath tube for an integrated distal perfusion and interventional therapy function of V-AECMO.
Background
Extracorporeal membrane oxygenation (ECMO), also known as an artificial heart-lung machine, is primarily used to provide sustained in vitro breathing and circulation to patients with severe cardiopulmonary failure to sustain patient life. The artificial heart-lung machine mainly comprises an intravascular intubation, a circulating pipe, a power pump (artificial heart), an oxygenator (artificial lung), an oxygen supply pipe, a monitoring system and the like, wherein the femoral artery intubation is one type of intravascular intubation, and is inserted into a femoral artery at the thigh position of a human body so as to realize that the artificial heart-lung machine infuses oxygenated arterial blood into the large artery. When the illness state of a patient is complex, medical staff not only needs to use an artificial heart-lung machine to establish extracorporeal blood circulation for the patient, but also needs to puncture arteries of the patient, insert an arterial sheath tube, and insert a guide wire through the sheath tube so as to perform cardiac interventional therapy operation.
VA-ECM often prefers the femoral artery as the return blood vessel. Because the femoral artery intubation blocks the perfusion of the blood flow at the distal end of the lower limb, the ischemia of the lower limb can be caused, and the prognosis of a patient is influenced, the VA-ECM O becomes one of the more common complications, and in order to reduce the occurrence rate of the complications, the current common clinical solution is to puncture and put a single lower limb distal end perfusion tube along the blood flow direction, but the method is complex to operate, so that the ECMO machine-turning time is increased, the puncture damage of the femoral artery is increased, and the possibility of increasing the vascular complications exists.
In the prior art, as disclosed in patent document with publication number CN215608138U, an ECMO femoral artery cannula capable of preventing ischemia of lower limb is synchronously disclosed, which comprises a cannula body with openings at both ends and a hollow inner cavity, wherein a first small cylindrical pipeline and a second small cylindrical pipeline are arranged in the cannula body, one end of the first small cylindrical pipeline is opened at the front end opening of the cannula body, the other end of the first small cylindrical pipeline is opened at the middle part of the cannula body, and one end of the second small cylindrical pipeline is opened at the middle part of the cannula body; however, in the practical application process, since the first small cylindrical pipe and the second small cylindrical pipe are arranged in parallel in the cannula body, blood cannot flow in the direction of the distal end of the lower limb when flowing in the first small cylindrical pipe and the second small cylindrical pipe, and further, the possibility of increasing vascular complications exists.
Disclosure of Invention
The invention aims to provide an arterial sheath tube with integrated remote perfusion and interventional therapy functions for V-AECMO, which solves the following technical problems:
because the first small cylindrical pipeline and the second small cylindrical pipeline are arranged in parallel in the cannula body, blood can not flow towards the direction of the distal end of the lower limb when flowing in the first small cylindrical pipeline and the second small cylindrical pipeline, and further the possibility of increasing vascular complications exists.
The aim of the invention can be achieved by the following technical scheme:
an arterial sheath tube for the integrated distal perfusion and interventional therapy function of V-AECMO comprises a sheath tube body, wherein a main tube cavity is arranged in the sheath tube body;
a plurality of groups of side holes are formed on the sheath tube body towards the conical tip end; the side holes are arranged in all directions on the sheath body and are used for injecting blood in the sheath body;
wherein, sheath body one side interlude has set up distal end and has poured the pipe, and distal end is the inclined arrangement and locates sheath body one side, and distal end fills the pipe and stretches into the one end of main pipe cavity and set up to the spiral end, and distal end fills the pipe end and sets up the side mouth on sheath body side corresponding.
Preferably, a side tube body for interventional therapy is further arranged on one side of the sheath tube body, wherein the side tube body is obliquely arranged on one side of the sheath tube body.
Preferably, the end part of the side pipe body is provided with an opening, and a spiral sealing cap is spirally arranged at the opening.
Preferably, a hemostatic rubber plug is also arranged at the opening of the side tube body.
Preferably, the puncture guide core is inserted and distributed in the main pipe cavity.
Preferably, one side of the sheath tube body is provided with a conical tip, the conical tip is an outlet end, the other side of the sheath tube body is provided with an open end, and the puncture guide core is inserted into the main tube cavity from the open end and then passes out from the outlet end at the conical tip.
Preferably, the puncture guide core is provided as a hollow mechanism for the passage of the guide wire during puncture.
The invention has the beneficial effects that:
(1) The invention discloses a novel catheter, which is characterized in that a distal perfusion tube is inserted and arranged on one side of a sheath tube body, the distal perfusion tube is obliquely arranged on one side of the sheath tube body, one end of the distal perfusion tube extending into a main tube cavity is provided with a spiral end, the tail end of the distal perfusion tube is provided with a rotary bleeding port, and the rotary bleeding port corresponds to a side port arranged on the side surface of the sheath tube body; by arranging the rotary bleeding port in the sheath tube body, blood can flow towards the direction of the far-end lower limb, so that complications of the lower limb of a patient are avoided;
(2) In the invention, when the patient needs to be subjected to interventional therapy, such as acute myocardial infarction interventional stent therapy, the tube placement is not required to be punctured again, secondary injury bleeding is avoided, the spiral sealing cap is unscrewed during use, the interventional guide wire passes through the hemostatic rubber plug, and can directly reach the chest-abdomen aorta cavity through the side tube body to perform therapeutic operation, the hemostatic rubber plug is used for avoiding blood leakage, and the spiral sealing cap plays a double role in preventing bleeding during non-operation.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of an arterial sheath for integrated distal infusion and interventional therapy of V-AECMO according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of an arterial sheath for integrated distal infusion and interventional therapy of V-AECMO according to the present invention;
FIG. 3 is a schematic view of the coiled end of an arterial sheath for integrated distal infusion and interventional therapy function of the present invention;
fig. 4 is a schematic illustration of the integrated distal infusion and interventional therapy function of the present invention for distal infusion in arterial sheaths.
In the figure: 1. a sheath body; 2. a side pipe body; 3. a distal irrigation tube; 101. a tapered tip; 102. a side hole; 103. a side port; 104. a main pipe cavity; 201. a screw sealing cap; 202. a hemostatic rubber stopper; 301. a helical end.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4, the invention discloses an arterial sheath for integrated distal perfusion and interventional therapy of V-AECMO, comprising a sheath body 1, wherein a main tube cavity 104 is arranged in the sheath body 1, and a puncture guide core is arranged in the main tube cavity 104 in a penetrating manner;
in one implementation of this embodiment, one side of the sheath body 1 is provided with a conical tip 101, the conical tip 101 is an outlet end, the other side is provided with an open end, and the puncture guide core is inserted into the main pipe cavity 104 from the open end and then passes out from the outlet end at the conical tip 101;
the puncture guide core is arranged as a hollow mechanism for the passage of the guide wire during puncture; when the femoral artery cannula needs to be used, the whole femoral artery cannula including the sheath body 1 is inserted into the femoral artery through the guidance of the puncture guide core;
a plurality of groups of side holes 102 are formed on the sheath tube body 1 towards the conical tip 101; the side holes 102 are arranged in all directions on the sheath tube body 1 and are used for injecting blood in the sheath tube body 1;
the distal perfusion tube 3 is arranged on one side of the sheath tube body 1 in an inserted manner, the distal perfusion tube 3 is obliquely arranged on one side of the sheath tube body 1, one end of the distal perfusion tube 3 extending into the main tube cavity 104 is provided with a spiral end 301, the tail end of the distal perfusion tube 3 corresponds to a side opening 103 formed in the side surface of the sheath tube body 1, and the side opening 103 is provided with an oblique groove, so that blood can flow backwards;
in addition, the spiral end 301 is connected with the side port 103 after being coiled in the main pipe cavity 104 for one circle, so as to reduce the excessive resistance caused by direct return of blood;
it may be noted that, in this embodiment, by arranging the distal perfusion tube 3 in the sheath tube body 1, blood can flow in a direction toward the distal lower limb, so as to avoid complications of the lower limb of the patient.
Example 2
On the basis of the embodiment 1, a side tube body 2 for interventional therapy is further arranged on one side of the sheath tube body 1, wherein the side tube body 2 is obliquely arranged on one side of the sheath tube body 1, an opening is formed in the end part of the side tube body 2, and a spiral sealing cap 201 is spirally arranged at the opening;
as a further proposal of the embodiment, a hemostatic rubber plug 202 is arranged at the opening of the side tube body 2; it can be stated that when the patient needs to perform interventional therapy, such as acute myocardial infarction interventional stent therapy, the tube is not required to be punctured again, secondary injury bleeding is avoided, the spiral sealing cap 201 is unscrewed during use, the interventional guide wire passes through the hemostatic rubber plug 202, and can directly reach the chest and abdomen aortic cavity through the side tube body 2 to perform therapeutic operation, the hemostatic rubber plug 202 is used for avoiding blood leakage, and the spiral sealing cap 201 plays a role in doubly preventing bleeding during non-operation.
The working principle of the invention is as follows: through laying distal end perfusion tube 3 in sheath body 1, can make blood flow towards the direction of distal end low limbs, when the patient need carry out interventional therapy, if acute myocardial infarction intervenes the stent therapy, need not puncture again and put the pipe, avoided secondary injury to bleed, screw off spiral seal cap 201 during the use, intervene the seal wire and pass hemostasis rubber plug 202, can directly reach chest abdominal aorta intracavity through side body 2, carry out the treatment operation, hemostasis rubber plug 202 is to avoid blood to leak outward, the spiral seal cap 201 plays dual prevention hemorrhagic effect during non-operation.
In the description of the present invention, it should be understood that the terms "upper," "lower," "left," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and for simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, as well as a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (7)
1. An arterial sheath tube for the integrated distal perfusion and interventional therapy function of V-AECMO comprises a sheath tube body (1), wherein a main tube cavity (104) is arranged in the sheath tube body (1);
it is characterized in that a plurality of groups of side holes (102) are arranged on the sheath tube body (1) towards the conical tip (101); the side holes (102) are distributed in all directions on the sheath tube body (1) and are used for injecting blood in the sheath tube body (1);
wherein, distal end filling tube (3) has been alternately laid to sheath body (1) one side, and distal end filling tube (3) are inclined to arrange in sheath body (1) one side, and distal end filling tube (3) stretches into one end in main pipe cavity (104) and sets up to spiral end (301), and distal end filling tube (3) end sets up and sets up side mouth (103) on sheath body (1) side corresponding.
2. The arterial sheath for the integrated distal perfusion and interventional therapy function of V-AECMO according to claim 1, wherein a side tube body (2) for interventional therapy is further arranged on one side of the sheath body (1), and the side tube body (2) is obliquely arranged on one side of the sheath body (1).
3. Arterial sheath for integrated distal infusion and interventional therapy function of V-AECMO according to claim 2, characterized in that the side tube (2) is provided with an opening at the end, where a screw sealing cap (201) is arranged helically.
4. An arterial sheath for integrated distal infusion and interventional therapy of V-AECMO according to claim 3, characterized in that a hemostatic rubber stopper (202) is also deployed at the opening of the lateral vessel (2).
5. The arterial sheath for integrated distal infusion and interventional therapy of V-AECMO of claim 1, wherein a puncture guide is inserted into the main lumen (104).
6. Arterial sheath for integrated distal infusion and interventional therapy according to claim 5, characterized in that the sheath body (1) is provided with a conical tip (101) on one side, the conical tip (101) being the outlet end and an open end on the other side, the puncture guide core being pierced by the outlet end at the conical tip (101) after insertion into the main lumen (104) from the open end.
7. An arterial sheath for integrated distal infusion and interventional therapy of V-AECMO according to claim 6, wherein the puncture guide core is provided as a hollow mechanism for the passage of the guide wire during puncture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310723036.1A CN116808398A (en) | 2023-06-19 | 2023-06-19 | Arterial sheath tube for V-AECMO integrated distal perfusion and interventional therapy function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310723036.1A CN116808398A (en) | 2023-06-19 | 2023-06-19 | Arterial sheath tube for V-AECMO integrated distal perfusion and interventional therapy function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116808398A true CN116808398A (en) | 2023-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310723036.1A Pending CN116808398A (en) | 2023-06-19 | 2023-06-19 | Arterial sheath tube for V-AECMO integrated distal perfusion and interventional therapy function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116808398A (en) |
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2023
- 2023-06-19 CN CN202310723036.1A patent/CN116808398A/en active Pending
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