CN210728396U - Detachable multifunctional double-cavity bronchial balloon catheter - Google Patents
Detachable multifunctional double-cavity bronchial balloon catheter Download PDFInfo
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- CN210728396U CN210728396U CN201920603152.9U CN201920603152U CN210728396U CN 210728396 U CN210728396 U CN 210728396U CN 201920603152 U CN201920603152 U CN 201920603152U CN 210728396 U CN210728396 U CN 210728396U
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Abstract
The utility model discloses a multi-functional two-chamber bronchial sacculus pipe of detachable belongs to the medical instrument field. A detachable multifunctional double-cavity bronchial balloon catheter comprises a catheter part and an adapter, wherein the tail end of the catheter part is detachably connected with the adapter; the catheter part consists of a double-cavity catheter, an elastic balloon and a closing part, and the adapter consists of a first needle head, a second needle head, a needle cap, an outer sleeve, a first syringe connector and a second syringe connector; the positions of the first needle head and the second needle head of the adapter respectively correspond to the positions of two tube cavities of the double-cavity catheter of the catheter part. The utility model has the advantages that: the elastic balloon is made of latex material, and the tension of the elastic balloon is suitable; the shape is spherical, and the length, the diameter and the like are proper; the tail end adapter is detachable, and the balloon catheter can be separated from the bronchoscope after the balloon catheter is inserted into a target bronchus for water injection/inflation plugging; the balloon catheter is made of harder material and does not need guide wire for guidance. The double-lumen tube can be used for protective drug infusion of segmental bronchus, and the balloon blockage can effectively prevent drug from extravasation.
Description
Technical Field
The utility model relates to a multi-functional two-chamber bronchial sacculus pipe of detachable belongs to the medical instrument field.
Background
The hemorrhage related to bronchoscope operation is the most main complication of bronchoscope diagnosis and treatment operation, airway obstruction and asphyxia caused by large hemorrhage are the most main reasons of death of patients, keeping healthy side airway smooth and rapid hemostasis are key factors of successful treatment, and the method of only depending on local perfusion of hemostatic drugs, intravenous infusion of hemostatic drugs and the like is often poor in curative effect on acute and large hemorrhage, so that the bleeding bronchus is often blocked and stopped by inserting an airway balloon through a bronchoscope working pore channel.
However, a special bronchus blocking balloon is not available in the market at present, and the special bronchus blocking balloon is often replaced by an expansion balloon in clinic. The problem with using a balloon dilation catheter for occlusion is that (1) the pressure of the dilation balloon is often high, with the risk of tearing small airways; (2) the water sac of the expansion saccule is usually longer, generally larger than 3cm, and is not beneficial to observing the condition of the bleeding airway; (3) the tail ends of all existing balloons (including an expansion balloon) are provided with thick adapter devices, so that once the balloons are injected with water/gas after being inserted into a bronchoscope working hole, the balloon catheter cannot be withdrawn from the working hole, namely the balloon catheter occupies the bronchoscope working hole, the hematocele of a healthy side bronchus cannot be cleaned by using a bronchoscope, and the obstruction state of an airway of a patient with large bleeding cannot be timely relieved; (4) partial saccule needs guide wire to guide insertion, the operation procedure is complex, the time consumption is long, and gold treatment time can be wasted.
In addition, for infectious diseases, further checking the etiology and drug sensitivity results of protective lavage performed on the infected part has important significance for diagnosis and treatment of pulmonary infection, and a catheter for relevant protective lavage is also lacked at present, so that direct bronchoalveolar lavage may cause specimen contamination and affect the reliability of detection results. Furthermore, for the bronchial foreign body, the removal is relatively difficult, and the related instruments are often needed for assistance, and a bronchial lithotomy balloon catheter is also lacked at present.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims at providing a multi-functional two-chamber bronchial sacculus pipe that terminal adapter can be dismantled. The balloon is made of latex material, and the tension of the balloon is suitable; the shape is spherical, and the length, the diameter and the like are proper; the tail end adapter is detachable, and the balloon catheter can be separated from the bronchoscope after the balloon catheter is inserted into a target bronchus for water injection/inflation plugging; the balloon catheter is made of harder material and does not need guide wire for guidance. In addition, the catheter has a two-cavity structure, so that the catheter can be used for plugging and stopping bleeding, and can also be injected with hemostatic drugs for stopping bleeding. Because the catheter has a double-cavity structure, protective lavage operation can be realized.
In order to achieve the above purpose, the utility model adopts the following design scheme:
a detachable multifunctional double-cavity bronchial balloon catheter comprises a catheter part and an adapter, wherein the tail end of the catheter part is detachably connected with the adapter;
the catheter part consists of a double-lumen catheter, an elastic balloon and a sealing part, wherein two independent lumens are arranged inside the double-lumen catheter, one lumen is a water filling lumen, the front end of the double-lumen catheter is sealed, the tail end of the double-lumen catheter is opened at the tail end of the double-lumen catheter, at least one through hole is arranged at the position of the elastic balloon, so that the water filling lumen is communicated with the inner cavity of the elastic balloon, and the other lumen is a drug injection lumen which penetrates through the double-lumen catheter; the closing piece is fixedly connected to the tail end of the double-cavity catheter to close the tail end of the double-cavity catheter; the elastic balloon surrounds the double-cavity catheter and is fixedly connected to the front part of the double-cavity catheter;
the adapter is composed of a first needle head, a second needle head, a needle cap, an outer sleeve, a first syringe joint and a second syringe joint; the first needle head and the second needle head are fixedly connected to the needle cap, and the outer sleeve is an annular ring surrounding the peripheries of the two needle heads and is fixedly connected to the front end of the needle cap; the first syringe joint is communicated with the inside of the first needle head, the second syringe joint is communicated with the inside of the second needle head, and the first syringe joint and the second syringe joint form an angle of 5-180 degrees and are fixedly connected with the rear end of the needle cap; the inner diameter of the outer sleeve is larger than the outer diameter of the conduit part, and the outer sleeve is nested on the periphery of the tail end of the conduit part during connection;
the positions of a first needle head and a second needle head of the adapter respectively correspond to the positions of two tube cavities of the double-cavity catheter of the catheter part, and after the adapter is connected with the catheter part, the two needle heads are respectively positioned in the water filling cavity channel and the medicine injection cavity channel;
the ends of the first syringe connector and the second syringe connector are fixedly connected with a pierceable elastic sealing piece respectively. The resilient closure member may be pierced by the needle of the syringe and, after separation, compresses the needle hole site to a closed position, as is conventional in the art, and functions to close the end of the lumen and prevent fluid from escaping from the lumen, including but not limited to a heparin cap.
The adapter be used for connecting the syringe, respectively to the water filling chamber of guide tube portion say water injection messenger's sacculus inflation to and the injection chamber of guide tube portion say and inject into the liquid medicine and make the medicine release patient's hemorrhage position via the front end that the injection chamber was said, two syringe needles of adapter pierce through the terminal closure of pipe portion, with adapter and the detachable connection of pipe portion.
The length of the double-cavity catheter is 1300-2000mm, and the diameter of the double-cavity catheter is 1.4-2.6 mm.
The double-cavity catheter is a hollow tube made of high polymer materials, wherein the front end of a water filling cavity channel communicated with the elastic balloon is closed, the double-cavity catheter can be bent, has elasticity and certain supporting force, and can extend into the corresponding part of a human body without the guide of a guide wire.
The elastic balloon is fixedly connected to the outer side wall of the double-cavity catheter at a position 2-10mm away from the head end of the double-cavity catheter.
The length of the elastic saccule is 10-20 mm.
The expansion diameter of the elastic saccule is 10-20mm, namely the diameter of the saccule after inflation or water inflation.
The elastic balloon is an elastic latex balloon. The structure and the material of the balloon are the prior art.
The sealing piece is a metal cup filled with a soft rubber plug, the wall of the cup is as thin as possible, the inner diameter of the metal cup is the same as the outer diameter of the double-cavity catheter, the length of the metal cup is 3-10mm, two bottom holes are formed in the bottom of the metal cup, the positions of the bottom holes correspond to the water filling cavity channel and the medicine injection cavity channel respectively, the diameter of each bottom hole is smaller than the inner diameter of the corresponding cavity channel, the soft rubber plug is filled in the bottom inside the metal cup, the length of the soft rubber plug is 1/3-1/2 of the length of the metal cup, the part, not filled with the soft rubber plug, of the front end of the metal cup is sleeved and fixed at the tail. The soft rubber plug has excellent shrinkage performance, and after the needle head is pulled out, the needle hole is automatically closed, and the sealing effect is achieved under the action of the surrounding rubber material.
The length of the metal cup is 3-10mm, and the diameter of the bottom hole is 0.5-1 mm.
The length of the needle head of the adapter is 0.5-2cm, the outer diameter is 0.5-1mm, and the tip part of the needle head is exposed out of the front edge of the outer sleeve by 0.5-1 cm; the length and the height of the outer sleeve are 0.5-1cm, the inner diameter is 2-3mm, the needle cap is fixedly connected with a wing-shaped piece which is convenient for a user to hold, and the structure and the specification of the wing-shaped piece are the prior art.
The length of the outer sleeve can be equal to or larger than the length of the first needle and the second needle, and the needles are integrally arranged inside the outer sleeve, so that the use safety is improved.
The first syringe connector and the second syringe connector are preferably at an angle of 15-100 degrees, which is convenient for connecting the syringes respectively.
The utility model discloses a method of use refers to the detailed description in the embodiment part.
The utility model has the advantages that: the elastic balloon is made of latex material, and the tension of the elastic balloon is suitable; the shape is spherical, and the length, the diameter and the like are proper; the tail end adapter is detachable, and the balloon catheter can be separated from the bronchoscope after the balloon catheter is inserted into a target bronchus for water injection/inflation plugging; the balloon catheter is made of harder material and does not need guide wire for guidance. The double-lumen tube can be used for protective drug infusion of segmental bronchus, and the balloon blockage can effectively prevent drug from extravasation.
The following description is further described with reference to the accompanying drawings and the detailed description, and any equivalent replacement made in accordance with the present disclosure is included in the scope of the present invention.
Drawings
Figure 1 shows the schematic diagram of the section structure of the balloon catheter of the utility model
Figure 2 shows that the utility model discloses adapter looks sideways at the structural schematic diagram
Figure 3 shows a schematic diagram of the three-dimensional structure of the adapter of the present invention
Figure 4 shows a schematic view of the closure of the present invention
Figure 5 shows a longitudinal cross-section of a first syringe connector (or a second syringe connector) of the present invention.
FIG. 6 is a schematic view of the usage of the present invention
In the figure: 1-catheter part, 11-double-lumen catheter, 12-elastic balloon, 13-closing part, 111-water filling cavity channel, 1111-water filling cavity channel front end, 1112-water filling cavity channel tail end, 1113-through hole, 112-drug injection cavity channel, 1121-drug injection cavity channel front end, 2-adapter, 21-first needle, 22-second needle, 23-needle cap, 24-outer sleeve, 25-first syringe connector, 251-first elastic closing part, 26-second syringe connector, 261-second elastic closing part, 231-wing part, 131-soft rubber plug, 132-bottom hole and 3-drug.
Detailed Description
As shown with reference to figures 1 to 5,
a detachable multifunctional double-cavity bronchial balloon catheter comprises a catheter part 1 and an adapter 2, wherein the tail end of the catheter part 1 is detachably connected with the adapter 2;
the catheter part 1 consists of a double-lumen catheter 11, an elastic balloon 12 and a closing part 13, wherein the inside of the double-lumen catheter 11 is provided with two independent lumens, one lumen is a water-filling lumen 11, the front end 1111 of the lumen is closed, the tail end 1112 of the lumen is opened at the tail end of the double-lumen catheter 11, the position of the elastic balloon 12 is provided with at least one through hole 113, so that the water-filling lumen 11 is communicated with the inner cavity of the elastic balloon 12, and the other lumen is a drug-injecting lumen 112 which penetrates through the double-lumen catheter; the closing piece 13 is fixedly connected to the tail end of the double-cavity catheter 11 to close the tail end of the double-cavity catheter 11; the elastic balloon 12 surrounds the double-cavity catheter 11 and is fixedly connected to the front part of the double-cavity catheter 11;
the adapter 2 consists of a first needle 21, a second needle 22, a needle cap 23, an outer sleeve 24, a first syringe connector 25 and a second syringe connector 26; the first needle head 21 and the second needle head 22 are fixedly connected to the needle cap 23, the outer sleeve 24 is an annular ring surrounding the peripheries of the two needle heads and is fixedly connected to the front end of the needle cap 23; the first injector connector 25 is communicated with the inside of the first needle 21, the second injector connector 26 is communicated with the inside of the second needle 22, and the first injector connector 25 and the second injector connector 26 form an angle of 15 degrees and are fixedly connected to the rear end of the needle cap 23; the inner diameter of the outer sleeve 24 is larger than the outer diameter of the conduit pipe part 1, and the outer sleeve is nested on the periphery of the tail end of the conduit pipe part 1 during connection; the positions of the first needle 21 and the second needle 22 of the adapter 2 correspond to the two lumen positions of the double lumen catheter 11 of the catheter part 1 respectively.
The ends of the first syringe adapter 25 and the second syringe adapter 26 are fixedly connected with a pierceable first elastic sealing member 251 and a second elastic sealing member 261, respectively, which are heparin caps.
Two needles (21 and 22) of the adapter 2 pierce the closing piece 13 at the end of the catheter part 1 to detachably connect the adapter 2 with the catheter part 1.
The double-cavity catheter 11 has the length of 1300-2000mm and the diameter of 1.4-2.6 mm. The double-lumen catheter is a hollow tube made of polymer, wherein the front end 1111 of the water filling lumen 111 communicated with the elastic balloon 12 is closed, and the double-lumen catheter can be bent and has elasticity and certain supporting force.
The elastic balloon 12 is fixedly connected to the outer side wall of the double-cavity catheter 11 at a position 2-10mm away from the head end of the double-cavity catheter 11. The length of the elastic saccule is 10-20mm, and the expansion diameter of the elastic saccule is 10-20 mm. The elastic sacculus is an elastic latex sacculus.
The sealing piece 13 is a metal cup filled with a soft rubber plug 131, the wall of the metal cup is as thin as possible (for example, 0.1mm), the inner diameter of the metal cup is the same as the outer diameter of the double-cavity catheter 11, the length of the metal cup is 3-10mm, two bottom holes 132 are formed in the bottom of the metal cup, the positions of the bottom holes correspond to the water filling cavity channel 111 and the medicine injection cavity channel 112 respectively, the diameter of each bottom hole 132 is smaller than the inner diameter of the corresponding cavity channel, and the diameter of each bottom hole is 0.5-1 mm; the soft rubber plug 131 is filled at the bottom of the metal cup, the length of the soft rubber plug is 1/3-1/2 of the length of the metal cup, the part of the front end of the metal cup, which is not filled with the soft rubber plug 131, is sleeved and fixed at the tail end of the double-cavity catheter 11, and the soft rubber plug is reinforced and fixed by strong glue.
The length of two needles (a first needle 21 and a second needle 22) of the adapter 2 is 0.5-2cm, the outer diameter is 0.5-1mm, and the tip parts of the two needles are exposed out of the front edge of the outer sleeve 24 by 0.5-1 cm; the length and height of the outer sleeve 24 are 0.5-1cm, the inner diameter is 2-3mm, and the needle cap 23 is fixedly connected with a wing-shaped part 231, so that an operator can hold the needle conveniently.
The utility model discloses a use method is shown with reference to figure 6:
1. a detachable multifunctional double-cavity bronchial balloon catheter (hereinafter referred to as a balloon catheter) is arranged in a working duct of a bronchoscope, a catheter part 1 and an adapter 2 before use are in a connection state, and the bronchoscope is inserted into a bronchial cavity to be treated through a nasal cavity on one side of a patient.
2. When bleeding occurs in a far airway of a main bronchus, a detachable multifunctional double-lumen bronchial balloon catheter (hereinafter referred to as a balloon catheter) is immediately inserted to the near end of the bleeding part of the bleeding bronchus through a working duct of a bronchoscope, and 5-10ml of normal saline is injected into a water filling lumen 111 through a first syringe connector 25 by using a first syringe, so that the elastic balloon 12 is fully expanded, and the target bronchus is completely blocked. After the water injection is completed, the first syringe is separated from the first syringe connector 25.
3. The adapter 2 is removed from the end of the catheter portion 1, and the bronchoscope is withdrawn along the balloon catheter, leaving the balloon catheter in the body.
4. Inserting the bronchoscope through another nasal cavity again, sucking and removing the accumulated blood in the healthy side bronchial cavity, observing the position and the blocking effect of the balloon catheter, firstly connecting the adapter 2 to the tail end of the catheter part 1, injecting hemostatic medicine into the medicine injection cavity channel 112 through the second injector connector 26 by using a second injector, and releasing the medicine 3 to a bleeding part through the opening of the front end 1121 of the medicine injection cavity channel to promote the formation of thrombus; and separating the second syringe from the second syringe connector after the medicine injection is finished. Meanwhile, according to the treatment requirement, a proper amount of normal saline is continuously injected or sucked into the water filling cavity 111 through the first syringe connector 25 by using the first syringe, so that the water amount in the elastic balloon 12 is increased or decreased, and the position of the balloon for sealing the bleeding site in the patient body is adjusted. When the operation is carried out, as the tail ends of the first syringe connector and the second syringe connector are fixedly connected with the pierceable elastic sealing parts (heparin caps), the water in the saccule and the medicine in the medicine injection cavity channel can be effectively prevented from leaking to the outside of the corresponding connectors, and the function of plugging the tail ends is achieved. And 4, at the end of the step 4, the adapter 2 can be removed, or the adapter 2 is not removed.
5. After 5-10 minutes of plugging, if the adapter 2 is finally removed in step 4, the adapter 2 is connected to the closing part 13 at the end of the catheter part 1 again, and then the water in the elastic balloon 12 is pumped out. If the adapter 2 is not removed at the end of step 4, the water in the elastic balloon 12 can be directly pumped out after 5-10 minutes of occlusion.
6. Checking whether bleeding in the target bronchus stops or not, if the bleeding stops, removing the balloon catheter, and if active bleeding still exists, needing to be filled with water again for blocking until the bleeding is confirmed.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, but only by the principle of the present invention, and the present invention can be modified without departing from the spirit and scope of the present invention, and all of the modifications and improvements fall within the scope of the present invention.
Claims (10)
1. The utility model provides a multi-functional two-chamber bronchial balloon pipe of detachable which characterized in that: the connector comprises a conduit part and an adapter, wherein the tail end of the conduit part is detachably connected with the adapter;
the catheter part consists of a double-lumen catheter, an elastic balloon and a sealing part, wherein two independent lumens are arranged inside the double-lumen catheter, one lumen is a water filling lumen, the front end of the double-lumen catheter is sealed, the tail end of the double-lumen catheter is opened at the tail end of the double-lumen catheter, at least one through hole is arranged at the position of the elastic balloon, so that the water filling lumen is communicated with the inner cavity of the elastic balloon, and the other lumen is a drug injection lumen which penetrates through the double-lumen catheter; the closing piece is fixedly connected to the tail end of the double-cavity catheter to close the tail end of the double-cavity catheter; the elastic balloon surrounds the double-cavity catheter and is fixedly connected to the front part of the double-cavity catheter;
the adapter is composed of a first needle head, a second needle head, a needle cap, an outer sleeve, a first syringe joint and a second syringe joint; the first needle head and the second needle head are fixedly connected to the needle cap, and the outer sleeve is an annular ring surrounding the peripheries of the two needle heads and is fixedly connected to the front end of the needle cap; the first syringe joint is communicated with the inside of the first needle head, the second syringe joint is communicated with the inside of the second needle head, and the first syringe joint and the second syringe joint form an angle of 5-180 degrees and are fixedly connected to the rear end of the needle cap; the inner diameter of the outer sleeve is larger than the outer diameter of the conduit part, and the outer sleeve is nested on the periphery of the tail end of the conduit part during connection; the positions of a first needle head and a second needle head of the adapter respectively correspond to the positions of two tube cavities of the double-cavity catheter of the catheter part; the ends of the first syringe connector and the second syringe connector are fixedly connected with a pierceable elastic sealing piece respectively.
2. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: two needles of the adapter pierce the closing piece at the tail end of the catheter part to detachably connect the adapter with the catheter part.
3. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the length of the double-cavity catheter is 1300-2000mm, and the diameter of the double-cavity catheter is 1.4-2.6 mm.
4. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the double-cavity catheter is a hollow tube made of high polymer materials, wherein the front end of a water filling cavity channel communicated with the elastic balloon is closed, and the double-cavity catheter can be bent and has elasticity and certain supporting force.
5. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the elastic balloon is fixedly connected to the outer side wall of the double-cavity catheter at a position 2-10mm away from the head end of the double-cavity catheter.
6. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the length of the elastic saccule is 10-20mm, and the expansion diameter of the elastic saccule is 10-20 mm.
7. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the elastic balloon is an elastic latex balloon.
8. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the sealing piece is a metal cup filled with a soft rubber plug, the wall of the cup is as thin as possible, the inner diameter of the metal cup is the same as the outer diameter of the double-cavity catheter, the length of the metal cup is 3-10mm, two bottom holes are formed in the bottom of the metal cup, the positions of the bottom holes correspond to the water filling cavity channel and the medicine injection cavity channel respectively, the diameter of each bottom hole is smaller than the inner diameter of the corresponding cavity channel, the soft rubber plug is filled in the bottom inside the metal cup, the length of the soft rubber plug is 1/3-1/2 of the length of the metal cup, the part, not filled with the soft rubber plug, of the front end of the metal cup is sleeved and fixed at the tail.
9. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 8, wherein: the length of the metal cup is 3-10mm, and the diameter of the bottom hole is 0.5-1 mm.
10. The detachable multifunctional double-cavity bronchial balloon catheter as claimed in claim 1, wherein: the length of the needle head of the adapter is 0.5-2cm, the outer diameter is 0.5-1mm, and the tip part of the needle head is exposed out of the front edge of the outer sleeve by 0.5-1 cm; the length and height of the outer sleeve is 0.5-1cm, the inner diameter is 2-3mm, and the needle cap is fixedly connected with a wing-shaped piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920603152.9U CN210728396U (en) | 2019-04-28 | 2019-04-28 | Detachable multifunctional double-cavity bronchial balloon catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920603152.9U CN210728396U (en) | 2019-04-28 | 2019-04-28 | Detachable multifunctional double-cavity bronchial balloon catheter |
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| Publication Number | Publication Date |
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| CN210728396U true CN210728396U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920603152.9U Active CN210728396U (en) | 2019-04-28 | 2019-04-28 | Detachable multifunctional double-cavity bronchial balloon catheter |
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| Country | Link |
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| CN (1) | CN210728396U (en) |
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- 2019-04-28 CN CN201920603152.9U patent/CN210728396U/en active Active
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