CN216022615U - Multifunctional sheath pipe device - Google Patents
Multifunctional sheath pipe device Download PDFInfo
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- CN216022615U CN216022615U CN202120159049.7U CN202120159049U CN216022615U CN 216022615 U CN216022615 U CN 216022615U CN 202120159049 U CN202120159049 U CN 202120159049U CN 216022615 U CN216022615 U CN 216022615U
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Abstract
The utility model provides a multifunctional sheath device, which comprises a tube body, wherein a cavity is formed in the tube body, and the multifunctional sheath device also comprises: the working section is arranged at any end part of the pipe body, and a first water gap, a second water gap and a working opening which are respectively communicated with the cavity are arranged on the working section; one end of the first water pipe is arranged in the cavity and communicated with the first water port, and the other end of the first water pipe is connected with the first water tank; one end of the second water pipe is arranged in the cavity and communicated with the second water port, and the first water pipe and the second water pipe are provided with one-way circulating pumps; the utility model has the advantages of simple structure and convenient operation, can realize the removal of thrombus and the one-time completion of thermal ablation only by once inserting the tube body into the blood vessel cavity, shortens the operation time, solves the problem of shortage of medical resources to a great extent, and has high working efficiency.
Description
Technical Field
The utility model belongs to the field of medical instruments, and particularly relates to a multifunctional sheath tube device.
Background
Varicose vein is a common peripheral vascular disease with high morbidity, and the endovascular heat ablation is a method for damaging the varicose vein wall by using heat energy to shrink and close the varicose vein wall, has the advantages of safety, beauty, quick postoperative recovery and the like, and is widely applied to clinical methods at present, namely, a sheath tube is placed in a vascular cavity, a heat ablation needle enters the vascular cavity by virtue of the cavity in the sheath tube, and the vascular is ablated by heating the heat ablation needle; moreover, ultrasonic imaging can evaluate whether thrombus exists in the venous cavity before superficial varicosity thermal ablation treatment, when thrombus exists in the venous cavity, thermal ablation can be carried out only after the thrombus is removed, so that a patient needs to carry out drug thrombolysis treatment before thermal ablation, and then carries out vascular intracavitary thermal ablation operation.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a multifunctional sheath device, which solves the problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a multi-functional sheath pipe device, includes the body, be formed with the cavity in the body, multi-functional sheath pipe device still includes: the working section is arranged at any end part of the pipe body, and a first water gap, a second water gap and a working opening which are respectively communicated with the cavity are arranged on the working section; one end of the first water pipe is arranged in the cavity and communicated with the first water port, and the other end of the first water pipe is connected with the first water tank; one end of the second water pipe is arranged in the cavity and communicated with the second water port, and the first water pipe and the second water pipe are provided with one-way circulating pumps; an air bladder mechanism or thermal ablation needle positionable within the cavity and in communication with the working port.
The multifunctional sheath device further comprises an air bag sheath, and the air bag mechanism can be arranged in the air bag sheath.
The air bag mechanism comprises an air bag, an air pipe and an air cylinder which are arranged in sequence.
The multifunctional sheath tube further comprises a cleaning opening and a cleaning brush, the cleaning opening is formed in the working section and communicated with the cavity, and the cleaning brush can be arranged in the cavity and communicated with the cleaning opening.
The multifunctional sheath tube further comprises a medicine injection port and an injector, the medicine injection port is arranged on the working cross section and communicated with the cavity, and the injector is arranged in the cavity and communicated with the medicine injection port.
The working port is arranged at the center of the working section.
The sectional area of the second water gap is larger than that of the first water gap, and the sectional area of the first water gap is larger than that of the working opening, the cleaning opening and the medicine injection opening.
The multifunctional sheath pipe device further comprises a recovery box communicated with the other end of the second water pipe.
Compared with the prior art, the utility model has the following technical effects:
the multifunctional sheath tube device has the advantages that the end part of the tube body is provided with the working section, the air bag mechanism can realize the purpose of plugging a blood vessel cavity containing a thrombus part through the working port on the working section, the first water pipe is connected with the first water port on the working section, the sterile water for cleaning the thrombus can be injected into the blood vessel cavity from the first water port, the sterile water can wash away the thrombus in the blood vessel cavity under the action of the unidirectional circulating pump and is discharged from the second water pipe along with the sterile water through the second water port, the efficient cleaning work of the thrombus in the blood vessel cavity is realized, the thermal ablation needle is placed in the blood vessel cavity through the working port again, the blood vessel can be contracted and closed by generating heat after the thermal ablation needle is electrified, and the thermal ablation can be completed by the contraction and closing of the blood vessel cavity, the operation is convenient, the thrombus can be cleared and the thermal ablation can be completed at one time only by once entering the blood vessel cavity through the tube body, the operation time is shortened, the problem of shortage of medical resources is solved to a great extent, and the working efficiency is high.
Drawings
FIG. 1 is a schematic view of the overall structure of the multifunctional sheath of the present invention;
FIG. 2 is a schematic view showing the operation of the sheath device of the present invention for removing a scattered thrombus in example 1;
FIG. 3 is a schematic view showing the operation of the sheath device of the present invention for removing an elongated thrombus in example 2;
FIG. 4 is a schematic view showing the sheath device of the present invention operating for thermal ablation after thrombus removal;
FIG. 5 is a schematic view of the sheath device of the present invention in operation with an infusion of an auxiliary agent for performing thermal ablation;
fig. 6 is a schematic view showing the completion of the thermal ablation of the sheath device of the present invention.
The meaning of the individual reference symbols in the figures is:
1-tube body, 2-working section, 3-first water gap, 4-second water gap, 5-working gap, 6-cleaning gap, 7-medicine injection gap, 9-first water tube, 10-second water tube, 11-one-way circulating pump, 12-air sac, 13-thermal ablation needle, 14-cleaning brush, 15-air sac sheath tube, 17-blood vessel cavity, 16-air tube, 18-scatter point thrombus, 19-long thrombus, 20-injector, 21-sterile water, 22-recycling box, 23-air cylinder and 24-medicine.
The present invention will be explained in further detail with reference to examples.
Detailed Description
The following embodiments of the present invention are provided, and it should be noted that the present invention is not limited to the following embodiments, and all equivalent changes based on the technical solutions of the present invention are within the protection scope of the present invention.
Herein, the direction of the arrows in fig. 2 and 3 represents the direction of blood flow,
example 1:
the utility model provides a multi-functional sheath pipe device, the condition that the sheath pipe device of this embodiment exists scattered thrombus is applied to in the vascular intracavity as shown in fig. 1-3 and fig. 5-6, includes body 1, be formed with the cavity in the body 1, multi-functional sheath pipe device still includes: the working section 2 is arranged at any end part of the pipe body 1, and a first water gap 3, a second water gap 4 and a working opening 5 which are respectively communicated with the cavity are arranged on the working section 2; one end of the first water pipe 9 is arranged in the cavity and communicated with the first water port 3, and the other end of the first water pipe is connected with the first water tank 21; one end of a second water pipe 10 is arranged in the cavity and communicated with the second water gap 4, and the first water pipe 9 and the second water pipe 10 are provided with a one-way circulating pump 11; an air bag mechanism or thermal ablation needle 13 capable of being disposed within the cavity and communicating with the working port 5.
The multifunctional sheath tube device of the embodiment is characterized in that the end part of the tube body 1 is provided with the working section 2, the air bag mechanism can realize the purpose of plugging a blood vessel cavity 17 containing thrombus parts through the working port 5 on the working section 2, sterile water for cleaning thrombus is injected into the blood vessel cavity 17 from the first water port 3 through the first water pipe 9 and is connected with the first water port 3 on the working section 2, the sterile water can wash away the thrombus in the blood vessel cavity 17 under the action of the one-way circulating pump 11 and is discharged from the second water pipe 9 along with the sterile water through the second water port 4, the high-efficiency cleaning work of the thrombus in the blood vessel cavity 17 is realized, the heat ablation needle 13 is placed in the blood vessel cavity 17 through the working port 5 again, the heat generated after the heat ablation needle 13 is electrified can shrink and close the blood vessel, the heat shrinkage and closure of the blood vessel cavity 17 are realized, and the ablation is completed, and the multifunctional sheath tube device of the utility model, simple structure, convenient operation only needs the pipe body once only to get into the blood vessel intracavity and just can realize the clearance of thrombus and the disposable completion of heat ablation art, shortens the operation time, the problem of the solution medical resource shortage of very big degree, work efficiency is high.
As a preferable scheme of the present embodiment, the air bag mechanism includes an air bag 12, an air pipe 16 and an air cylinder 23 which are sequentially arranged.
The balloon mechanism achieves the effect of blocking the blood vessel cavity 17, and the specific operation is that the balloon 12 is arranged in the blood vessel cavity 17 through a working port when the balloon 12 is deflated, the air cylinder 23 transmits air into the balloon 12 through the air pipe 16, the balloon 12 is inflated to block the blood vessel, and when the balloon 12 needs to be taken out of the blood vessel cavity 17, the air cylinder 23 sucks the air in the balloon 12 out through the air pipe 12, so that the balloon 12 is deflated and taken out;
in this embodiment, the types of the airbag 12 are: RFS 2-6-12.
As a preferable scheme of this embodiment, the multifunctional sheath further includes a cleaning opening 6 and a cleaning brush 14, the cleaning opening 6 is disposed on the working section 2 and is communicated with the cavity, and the cleaning brush 14 can be disposed in the cavity and is communicated with the cleaning opening 6.
Wherein, the purpose that sets up cleaning brush 14 is, when the part is scattered some thrombus 18 and vascular wall combine comparatively firmly, accessible cleaning brush 14 clears up it, helps the breaking away from of some thrombus 18 and vascular wall, realizes clearing up the purpose of some thrombus 18 fast, improves work efficiency.
As a preferable scheme of this embodiment, the multifunctional sheath device further includes a drug injection port 7 and an injector 20, the drug injection port 7 is disposed on the working cross section 2 and is communicated with the cavity, and the injector 20 is disposed in the cavity and is communicated with the drug injection port 7.
Wherein, the purpose of arranging the injector is to inject a medicament into the blood vessel cavity 17 through the medicament injection port 7 in the process of performing the thermal ablation so as to accelerate the contraction and closing of the blood vessel cavity 17, the purpose of the medicament in the embodiment is to assist the thermal ablation needle to complete the thermal ablation, wherein the medicament in the embodiment is a foam hardening agent or thrombin, on the other hand, after the thermal ablation is completed, the injector injects an ultrasonic contrast agent into the blood vessel cavity 17 through the medicament injection port 7, the flowing condition of the ultrasonic contrast agent in the blood vessel cavity 17 is observed through ultrasonic imaging, when the ultrasonic contrast agent displayed by the ultrasonic imaging does not flow, the thermal ablation is completed, the blood vessel is completely contracted and closed, when the ultrasonic contrast agent displayed by the ultrasonic imaging flows, the thermal ablation is not completely completed, the blood vessel cavity 17 is not completely contracted and closed, at this time, the thermal ablation needle 13 is made to continue to work until the ultrasonic contrast agent displayed by the ultrasonic imaging does not flow, the completion of the thermal ablation can be detected efficiently.
The model of the ultrasonic imaging instrument adopted in the implementation is as follows: AFFINITI70, wherein the thermal ablation needle 13 is a microwave ablation needle, a radio frequency ablation needle and a laser ablation needle, and the microwave ablation needle is adopted in the embodiment and has the model of CF 7-7-60; the cleaning brush 14 is made of soft plastic.
As a preferable scheme of the embodiment, the working port 5 is provided at the center of the working section 2, so as to facilitate the balloon 12 or the thermal ablation needle 13 to be located at the center of the blood vessel during working, and improve the occlusion efficiency of the balloon 12 and the contraction efficiency of the thermal ablation needle 13 on the blood vessel cavity 17.
In a preferred embodiment of the present invention, the cross-sectional area of the second nozzle 4 is larger than the cross-sectional area of the first nozzle 3, and the cross-sectional area of the first nozzle 3 is larger than the cross-sectional areas of the working port 5, the cleaning port 6, and the injection port 7.
The sectional area of the second water gap 4 is larger than that of the first water gap 3, so that flushed thrombus can be smoothly discharged into the recovery box 22 from the second water pipe 10, the work efficiency of thrombus cleaning is improved, the sectional area of the first water gap 3 is larger than that of the working opening 5, the cleaning opening 6 and the medicine injection opening 7, sterile water after thrombus cleaning can be prevented from being discharged from the second water gap 4, and the work efficiency of thrombus cleaning is improved.
As a preferable mode of this embodiment, the multifunctional sheath device further includes a recovery tank 22 communicating with the other end of the second water pipe 10, and the recovery tank 22 is provided to recover the sterile water discharged from the second water pipe 10 and the scattered thrombus 18, thereby preventing environmental pollution.
The working process of the embodiment:
firstly, the staff locates body 1 in vascular cavity 17 along the reverse of blood flow direction, need with the help of the pjncture needle when placing body 1 in this embodiment, seal wire and puncture sheath, puncture sheath includes body 1 and locates the expander in body 1 through the working port, at first pierce the skin with the pjncture needle and get into the vascular intracavity, take out the nook closing member in the pjncture needle, place seal wire one end in the pjncture needle and get into behind the vascular cavity and take out the pjncture needle from the vascular cavity, place puncture sheath in the vascular cavity along the other end of seal wire after, take out the expander from the blood vessel, place body 1 in the vascular cavity.
Secondly, after the deflated balloon 12 enters the blood vessel cavity 17 through the working port 5 and the balloon 12 bypasses the scatter thrombus 18 by observing an image displayed by ultrasonic imaging, the deflated balloon 12 is inflated through the air cylinder 23 to be fully combined with the blood vessel wall;
thirdly, sterile water 21 is injected into the first water pipe 9 and enters the blood vessel cavity 17 through the first water port 3, the second water pipe 10 is arranged at the second water port 4, the one-way circulating pump 11 is opened, meanwhile, the cleaning brush 14 enters the blood vessel cavity 17 through the cleaning port 6, the cleaning brush 14 is contacted with the scattered thrombus 18 by observing an image displayed by ultrasonic imaging, and a worker operates the cleaning brush 14 to separate the scattered thrombus 18 from the blood vessel wall, so that the scattered thrombus 18 is removed;
then, after the gas in the air sac 12 is exhausted, the air sac is taken out of the blood vessel cavity 17, the thermal ablation needle 13 is placed in the blood vessel cavity 17 through the working port 5 again, the thermal ablation needle 13 is heated, the foam hardening agent is injected into the blood vessel cavity 17 through the medicine injection port 7, the tube body 1 is gradually withdrawn from the blood vessel cavity 17 from the direction opposite to the blood flow direction, and the blood vessel cavity 17 is contracted and closed to finish the thermal ablation;
finally, contrast medium is injected through the injection port 7, whether the thermal ablation is completed or not is judged according to the flow condition of the image displayed by ultrasonic imaging, and the tube body 1 is taken out of the blood vessel after completion.
Example 2:
the present embodiment is different from embodiment 1 in that, as shown in fig. 1 to 2 and fig. 4 to 6, the multifunctional sheath device of the present embodiment is applied to a case where an elongated thrombus 19 exists in a blood vessel lumen, and the multifunctional sheath device of the present embodiment further includes a balloon sheath 15 and a balloon mechanism that can be provided in the balloon sheath 15.
When there is rectangular thrombus 19 in vascular cavity 17, rectangular thrombus 19 can't be walked around to vascular cavity 17 to gasbag 12 and carry out the shutoff, and through setting up gasbag sheath 15 this moment, locate one side of body 1 with gasbag sheath 15 along the blood flow direction, locate between body 1 and gasbag sheath 15 with rectangular thrombus, and gasbag 12 realizes the shutoff to vascular cavity 17 through gasbag sheath 15 this moment.
In this embodiment, the types of the balloon sheath 15 are: RS a70K10 SQ.
The working process of the embodiment:
firstly, the staff locates the balloon sheath 15 in the blood vessel cavity 17 along the blood flow direction, locates the deflated balloon 12 in the blood vessel cavity 17 through the blood vessel cavity 17, locates the balloon 12 on one side of the long thrombus 19 by observing the image displayed by ultrasonic imaging, inflates the deflated balloon 12 to be fully combined with the blood vessel wall, and locates the tube body 1 in the blood vessel cavity 17 along the reverse direction of the blood flow direction; the tube body 1 is positioned at the other side of the long thrombus 19, and the long thrombus 19 is ensured to be positioned between the air sac 12 and the tube body 1, and the air sac sheath 15 and the tube body 1 are arranged in the blood vessel cavity in the embodiment in the same way as the tube body 1 is arranged in the blood vessel cavity in the embodiment 1;
secondly, sterile water 21 is injected into the first water pipe 9 and enters the blood vessel cavity 17 through the first water port 3, the second water pipe 10 is arranged at the second water port 4, the one-way circulating pump 11 is opened, meanwhile, the cleaning brush 14 enters the blood vessel cavity 17 through the cleaning port 6, the cleaning brush 14 is contacted with the long thrombus 19 by observing an image displayed by ultrasonic imaging, and a worker operates the cleaning brush 14 to separate the long thrombus 19 from the blood vessel wall, so that the long thrombus 19 is removed;
then, the thermal ablation needle 13 is placed in the blood vessel cavity 17 through the working port, the thermal ablation needle 13 is heated, the tube body 1 is gradually withdrawn from the blood vessel cavity 17, and at the moment, a foam hardening agent is injected into the blood vessel cavity 17 through the medicine injection port 7, so that the blood vessel cavity 17 is contracted and closed to complete thermal ablation;
finally, a contrast medium is injected through the drug injection port 7, whether the thermal ablation is completed or not is judged by the flow condition of the image displayed by the ultrasonic imaging, and the tube body 1, the balloon 12 and the balloon sheath 15 are taken out of the blood vessel after completion.
Claims (8)
1. The utility model provides a multi-functional sheath pipe device, includes body (1), be formed with the cavity in body (1), its characterized in that, multi-functional sheath pipe device still includes:
the working section (2) is arranged at any end part of the pipe body (1), and a first water gap (3), a second water gap (4) and a working opening (5) which are respectively communicated with the cavity are arranged on the working section (2);
one end of the first water pipe (9) is arranged in the cavity and communicated with the first water port (3), and the other end of the first water pipe is connected with the first water tank (21);
one end of the second water pipe (10) is arranged in the cavity and is communicated with the second water gap (4), and the first water pipe (9) and the second water pipe (10) are provided with one-way circulating pumps (11);
an air bag mechanism or a thermal ablation needle (13) capable of being disposed within the cavity and communicating with the working port (5).
2. The multifunctional sheath device of claim 1, further comprising a balloon sheath (15), said balloon mechanism being positionable within said balloon sheath (15).
3. The multifunctional sheath device according to claim 2, wherein the balloon mechanism comprises a balloon (12), an air tube (16) and an air cylinder (23) arranged in sequence.
4. The multifunctional sheath device of claim 1 or 2, wherein said multifunctional sheath further comprises:
clean mouthful (6) and cleaning brush (14), clean mouthful (6) are located on the working cross-section (2) with the cavity intercommunication, cleaning brush (14) can be located in the cavity and with clean mouthful (6) intercommunication.
5. The multifunctional sheath device of claim 4, wherein said multifunctional sheath further comprises:
injection mouth (7) and syringe (20), injection mouth (7) are located on the working cross-section (2) with the cavity intercommunication, syringe (20) are located in the cavity and with injection mouth (7) intercommunication.
6. The multifunctional sheath device according to claim 1, wherein the working port (5) is provided at the center of the working section (2).
7. The multifunctional sheath device according to claim 1, wherein the cross-sectional area of the second nozzle (4) is larger than the cross-sectional area of the first nozzle (3), and the cross-sectional area of the first nozzle (3) is larger than the cross-sectional areas of the working port (5), the cleaning port (6) and the injection port (7).
8. The multifunctional sheath device according to claim 1, further comprising a recovery tank (22) communicating with the other end of the second water pipe (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159049.7U CN216022615U (en) | 2021-01-20 | 2021-01-20 | Multifunctional sheath pipe device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120159049.7U CN216022615U (en) | 2021-01-20 | 2021-01-20 | Multifunctional sheath pipe device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216022615U true CN216022615U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120159049.7U Active CN216022615U (en) | 2021-01-20 | 2021-01-20 | Multifunctional sheath pipe device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216022615U (en) |
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2021
- 2021-01-20 CN CN202120159049.7U patent/CN216022615U/en active Active
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