CN213156182U

CN213156182U - Single-cavity balloon plugging instrument with microfilaments

Info

Publication number: CN213156182U
Application number: CN202021629379.XU
Authority: CN
Inventors: 周国武; 胡佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-05-11
Anticipated expiration: 2030-08-07

Abstract

A single-cavity balloon plugging instrument with microfilaments comprises an injection catheter, a balloon and an injection connector at the rear end; the device is characterized in that the front end of the irrigation catheter is provided with a solid hemisphere structure, and the hemisphere structure is provided with a tethered microfilament for arranging the catheter on a bronchoscope; the balloon is arranged at the rear end of the hemispherical structure and is centered on the irrigation catheter or arranged on one side of the irrigation catheter; the flushing and injecting catheter is provided with a flushing and injecting port for inflating the saccule; an injection structure connected with the injection connector is arranged; the flushing and injecting catheter is also provided with scales taking the balloon as a starting point. The instrument can enter more smoothly through the arrangement of the solid hemispherical structure, the air inflation and injection catheter can be arranged beside the endoscope tube of the bronchoscope through the tethered microfilament, and the effect that the air inflation and injection catheter enters the bleeding position along the bronchoscope is realized through the forward movement and injection catheter; through the setting from the sacculus scale, can know the entering depth of inflating and filling the pipe, and then know the position of bleeding point.

Description

Single-cavity balloon plugging instrument with microfilaments

Technical Field

The utility model belongs to the technical field of the relevant instrument of bronchoscope, especially, relate to the auxiliary instrument that the cooperation bronchoscope used, concretely relates to is a take single chamber sacculus shutoff apparatus of microfilament.

Background

The hemorrhage related to bronchoscope operation is the most main complication of bronchoscope diagnosis and treatment operation, and the airway blockage and asphyxia caused by the resulting massive hemorrhage are the most main reasons for death of a patient, so that how to ensure that under the condition of bronchoscope use, the blockage of the massive hemorrhage position is quickly realized, and the maintenance of the smoothness of a healthy side airway and the quick hemostasis are key factors for successful treatment and treatment, at present, only methods such as local perfusion of hemostatic drugs and intravenous infusion of hemostatic drugs can only deal with the condition of little bleeding, but for emergent and larger hemorrhage, the method often cannot realize effective hemostasis, and in order to quickly stanch, an airway balloon is often required to be inserted through a working duct of the bronchoscope to block and stop bleeding of a bleeding bronchus; but enters through the working hole channel, because the working hole channel is occupied, only the operation of blocking and stopping bleeding can be carried out, other related operations such as treatment and blocking can not be carried out, and the ideal treatment effect can not be achieved.

The utility model discloses to shutoff sacculus occupies working hole among the prior art, can not realize physics simultaneously

The problems of blocking hemostasis and drug therapy are solved, and a single-cavity balloon blocking instrument with microfilaments is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome among the prior art shutoff sacculus and occupy the working channel, can not directly realize the problem of physics shutoff hemostasis and medication fast, the utility model provides a take single chamber sacculus shutoff apparatus of microfilament. By tying the plugging saccule with a smaller diameter to the bronchoscope, when the bronchoscope works, the plugging saccule is tied to the outer part of the bronchoscope body through the tying micro-wire and is close to but not tightly attached to the bronchoscope, the plugging device is pushed forward by controlling the flushing catheter after the bronchoscope works, the device enters the bleeding position along the bronchoscope tube, the saccule is inflated quickly, and the plugging saccule cannot occupy a working hole channel in use.

A single-cavity balloon plugging instrument with microfilaments comprises an injection catheter, a balloon and an injection connector at the rear end; the device is characterized in that the front end of the irrigation catheter is provided with a solid hemisphere structure, and the hemisphere structure is provided with a tethered microfilament for arranging the catheter on a bronchoscope; the balloon is arranged at the rear end of the hemispherical structure and is centered on the irrigation catheter or arranged on one side of the irrigation catheter; the flushing and injecting catheter is provided with a flushing and injecting port for inflating the saccule; an injection structure connected with the injection connector is arranged; the flushing and injecting catheter is also provided with scales taking the balloon as a starting point. The instrument can enter more smoothly through the arrangement of the solid hemispherical structure, the air inflation and injection catheter can be arranged beside the endoscope tube of the bronchoscope through the tethered microfilament, and the effect that the air inflation and injection catheter enters the bleeding position along the bronchoscope is realized through the forward movement and injection catheter; through the setting from the sacculus scale, can know the entering depth of inflating and filling the pipe, and then know the position of bleeding point. When the bronchoscope is used, the bronchoscope enters a corresponding position of a trachea to operate, when a bleeding point is found, the tethered microfilament is quickly arranged on an external scope tube of the bronchoscope, the irrigation catheter is pushed backwards and forwards, the balloon at the front end moves forwards along the tube body of the bronchoscope to reach the bleeding point, and inflation or liquid filling hemostasis is carried out through an injection structure; because the working hole of the bronchoscope is not occupied, other operations can be carried out through the working hole, after the operation is finished, the balloon or the irrigation catheter is withdrawn along the bronchoscope through air bleeding or liquid discharging, and the use is finished.

Furthermore, a through hole is arranged on the hemispherical structure, and the tying microfilament is arranged on the hemispherical structure by penetrating through the through hole.

Further, the tied microwires are evenly arranged on two sides of the through hole; the main direction of the arrangement of the tying micro-wires is the longitudinal axis direction of the catheter, the arrangement is convenient for accommodating instruments, the tying of the tying micro-wires is avoided, and the tying micro-wires are nylon micro-wires.

Furthermore, the flushing and injecting connector and the flushing and injecting guide pipe are integrally connected, and the integrally connected connection prevents the connection part from being separated when in use.

Furthermore, the punching and injecting connector is of a threaded structure, and the front end of the injecting structure is arranged on a threaded section corresponding to the connector.

Furthermore, a check valve which flows inwards is arranged in the flushing connector, and a release structure with a cap which can effectively deflate or drain water after the use is ensured is arranged.

Furthermore, the flushing and injecting connector comprises a containing cavity, the one-way valve comprises an opening plate arranged in the containing cavity, a circulation opening arranged on the opening plate, and an elastic plugging sheet for preventing backflow, which is arranged on the opening plate at the side, close to the balloon, of the circulation opening; open when liquid or gaseous inward flow and guarantee the circulation opening circulation, during the refluence, the circulation opening is plugged up to the shutoff piece, realizes preventing the refluence effect, realizes gaseous or the one-way flow of liquid through the aforesaid setting.

Further, release structure is for setting up the top open section of pushing away the kaifeng closure piece at the syringe front end through the circulation opening, through setting up the top open section, can realize after the shutoff, the syringe is connected with the notes connector and is carried out taking out of other goods liquid, accomplishes the use to the shutoff apparatus.

Furthermore, the first end of the injection connector is connected with the injection guide pipe, the second end of the injection connector is connected with the injection structure, the thread section is arranged in the second end, the connection between the first end and the second end can be well realized through the arrangement of the thread structure, and the separation between the injection structure and the injection connector caused by overlarge pressure in the injection process is prevented.

Furthermore, the flushing and injecting connector is divided into two parts which are mutually combined and connected, the first part is a part connected with the flushing and injecting guide pipe, and the second part is a part connected with the injecting structure; the protruding ring is arranged on the outer side of the first part, the annular groove for accommodating the protruding ring is formed in the second part, independent rotation of the second part can be achieved through the arrangement, the rotation of the whole connector is not achieved, and when the connector is connected with an injection structure, connection can be achieved only by rotating the second part.

Furthermore, the joint of the first part and the second part is provided with a leakage-proof gasket, leakage can be well prevented through the leakage-proof gasket, and normal injection is guaranteed.

Further, a one-way valve is disposed within the first portion.

Furthermore, the injection structure is an injector, and the joint of the injector is in threaded arrangement, so that connection with the threaded section of the injection connector is ensured.

Furthermore, the length of the flushing and injecting conduit is 1300-2000mm, the outer diameter is 1.4-2.4mm, and the size arrangement can ensure

Furthermore, the injection guide pipe is a hollow pipe made of high polymer materials, can be bent, and has elasticity and certain supporting force.

Further, the saccule is fixedly arranged at the position 2-10mm away from the head end of the catheter.

Further, the length of the balloon is 10-20mm, and the expansion diameter of the balloon is 10-20 mm;

further, the elastic balloon is an elastic latex balloon.

Furthermore, the length range of the punching and injecting connector is 5-12 mm; such a length may be sufficient for the connection length of the syringe connector.

Further, the maximum scale value is 60 cm; the scale setting of 60cm can satisfy the understanding of clinical entering depth.

Compared with the plugging device in the prior art, the plugging device of the design is arranged beside a bronchoscope or a bronchoscope through the tethered microfilament, can enter the bleeding position from the outside of the body along the bronchoscope, knows the depth of the bleeding position through the scale, is not required to occupy the working hole passage when being used, can carry out other operations through the working hole passage according to the bleeding site condition due to not occupying the working hole passage, can effectively save the operation time, and ensures the trouble of patients to the maximum extent

The life of the person is safe.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of embodiment 1 of the present invention without an injection structure;

FIG. 3 is a schematic view of the balloon-inflated state of the catheter balloon according to the present invention in a partially enlarged longitudinal cross-sectional view;

FIG. 4 is a schematic view of the partially enlarged longitudinal cross-sectional structure of the balloon of the irrigation catheter in a balloon-retracted state;

FIG. 5 is a schematic structural view of the graduated portion of the irrigation catheter of the present invention;

FIG. 6 is a schematic view of the injection structure of the present invention;

fig. 7 is a schematic view of the overall structure of embodiment 3 of the present invention;

figure 8 is a schematic diagram of embodiment 3 of the present invention in a partially inflated state without an injection structure;

figure 9 is a schematic structural view of embodiment 3 of the present invention in an uninflated state without an injection structure part;

FIG. 10 is a schematic view of a partially enlarged structure of the injection connecting head of the present invention;

FIG. 11 is a schematic view of the structure of the impact injection connector of the present invention in a partially enlarged longitudinal cross-sectional view;

FIG. 12 shows the injection structure with the top opening section of the present invention

In the figure, 1, a perfusion catheter; 11. a hemispherical structure; 12. punching an injection port; 2. a balloon; 3. punching and injecting the connector; 31. a threaded segment; 32. a first portion; 321. a projecting ring; 33. a second portion; 331. an annular groove; 34. a leakage-proof pad; 41. tying the microfilament; 42. a through hole; 5. an injection structure; 51. a top opening section; 6. calibration; 71. opening plate; 72. a flow-through opening; 73. an elastic plugging sheet.

Detailed Description

Embodiment 1 Single-lumen balloon occlusion device with microwires

A single-cavity balloon plugging device with microfilaments comprises an injection catheter 1, a balloon 2 and an injection connector 3 at the rear end; the front end of the irrigation catheter 1 is provided with a solid hemisphere structure 11, and the hemisphere structure 11 is provided with a tethered microfilament 41 for arranging the catheter on a bronchoscope; the balloon 2 is arranged at the rear end of the hemispherical structure 11, and the balloon 2 is centered on the irrigation catheter 1 or arranged on one side of the irrigation catheter 1; the flushing and injecting catheter 1 is provided with a flushing and injecting port 12 for inflating the saccule 2; an injector connected with the flushing and injecting connector 3 is arranged; the irrigation catheter 1 is also provided with a scale 6 taking the balloon 2 as a starting point. The instrument can enter more smoothly through the arrangement of the solid hemispherical structure 11, the tying microfilament 41 can arrange the inflation infusion catheter 1 beside the endoscope tube of the bronchoscope, and the effect that the inflation infusion catheter 1 enters the bleeding position along the bronchoscope is realized through moving the infusion catheter 1 forwards; through the arrangement of the scales 6 of the balloon 2, the entering depth of the inflation and filling catheter 1 can be known, and the position of a bleeding point can be further known.

A through hole 42 is formed in the hemispherical structure 11, and the tie-down micro-wire 41 is disposed on the hemispherical structure 11 by passing through the through hole 42. The tied microwires 41 are averagely arranged on two sides of the through hole 42; the main direction of the arrangement of the tying micro-wire 41 is the longitudinal axis direction of the catheter, the arrangement is convenient for accommodating instruments, the tying micro-wire 41 can not be tied, and the tying micro-wire 41 is a nylon micro-wire.

The flushing and injecting connector 3 is integrally connected with the flushing and injecting guide pipe 1, and the integrally connected part prevents the separation of the connection part in use. The flushing connector 3 is of a threaded structure, and the front end of the injector is arranged on a threaded section 31 corresponding to the connector. Towards annotate 3 first ends of connector and connect towards annotating pipe 1, the second end is connected the syringe, sets up screw thread section 31 in the second end, corresponds on the syringe and sets up the helicitic texture, and the realization that can be fine through helicitic texture's setting is connected between them, prevents to inject the in-process because of pressure too big syringe and the separation of towards annotating connector 3 that causes.

The length of the flushing conduit 1 is 1300-2000mm, and the outer diameter is 1.4-2.4mm, and the size setting can be ensured. The injection conduit 1 is a hollow pipe made of polymer material, can be bent, and has elasticity and a certain supporting force. The saccule 2 is fixedly arranged at the position 2-10mm away from the head end of the catheter. The length of the balloon 2 is 10-20mm, and the expansion diameter of the balloon 2 is 10-20 mm; the elastic balloon 2 is an elastic latex balloon 2. The length range of the punching connector 3 is 5-12 mm; such a length may be sufficient for the connection length of the syringe connector. The maximum scale 6 value is 60 cm; the scale 6 of 60cm is arranged, so that the clinical depth of entry can be known.

When the device is used, the bronchoscope enters the corresponding position of the trachea for operation, when a bleeding point is found, the tethered microfilament 41 is quickly arranged on the external scope tube of the bronchoscope, the irrigation catheter 1 is pushed backwards and forwards, the front end balloon 2 moves forwards along the tube body of the bronchoscope to reach the bleeding point, and inflation or liquid filling hemostasis is carried out through a syringe; because the working hole of the bronchoscope is not occupied, other operations can be carried out through the working hole, after the operation is finished, the balloon 2 and the irrigation catheter 1 are withdrawn along the bronchoscope through air bleeding or liquid discharging, and the use is finished.

Embodiment 2 Single-lumen balloon occlusion device with microfilaments

The flushing and injecting connector 3 is integrally connected with the flushing and injecting guide pipe 1, and the integrally connected part prevents the separation of the connection part in use. Towards annotate 3 first ends of connector and connect towards annotating pipe 1, the second end is connected the syringe, sets up screw thread section 31 in the second end, corresponds on the syringe and sets up the helicitic texture, and the realization that can be fine through helicitic texture's setting is connected between them, prevents to inject the in-process because of pressure too big syringe and the separation of towards annotating connector 3 that causes.

Set up the check valve of inside circulation in the towards notes connector 3, and push away the top open segment 51 that unseals the jam piece through circulation opening 72 at the syringe front end, through setting up top open segment 51, can realize after the shutoff, the syringe is connected with towards notes connector 3 and is carried out taking out of other goods liquid, accomplishes the use to the shutoff apparatus. The flushing and injecting connector 3 comprises a containing cavity, the one-way valve comprises an opening plate arranged in the containing cavity, a circulation opening 72 arranged on the opening plate, and an elastic blocking piece 73 which is arranged on the opening plate at the side of the circulation opening 72 close to the balloon 2 and used for preventing backflow; when liquid or gas flows inwards, the opening 72 is opened to ensure the circulation of the circulation opening, and when the liquid or gas flows back, the opening 72 is blocked by the blocking sheet to realize the backflow prevention effect, so that the unidirectional flow of the gas or the liquid is realized through the arrangement.

Embodiment 3 Single-lumen balloon occlusion device with microwire

Towards annotate connector 3 with towards annotating pipe 1 body coupling, towards annotate the first end connection of connector 3 and towards annotate pipe 1, the syringe is connected to the second end, sets up screw thread section 31 in the second end, corresponds on the syringe and sets up the helicitic texture, through the connection between the realization that the setting of helicitic texture can be fine, prevent to inject the in-process because of the too big separation that causes syringe and towards annotate connector 3 of pressure.

The flushing connector 3 is divided into two parts which are mutually combined and connected, the first part 32 is a part connected with the flushing catheter 1, and the second part 33 is a part connected with the injector; the protruding ring 321 is arranged outside the first part 32, and the annular groove 331 for accommodating the protruding ring 321 is arranged on the second part 33, so that the second part 33 can be rotated independently, but not the whole connector, and when the connector is connected with the injector, the connection can be realized only by rotating the second part 33.

A leakproof pad 34 is arranged at the joint of the first part 32 and the second part 33, the leakproof effect can be well realized through the arrangement of the leakproof pad 34, the normal infusion is ensured, and a one-way valve is arranged in the first part 32.

The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the invention without departing from the principle of the invention, which would also fall within the scope of the claims of the invention.

Claims

1. A single-cavity balloon plugging instrument with microfilaments comprises an injection catheter, a balloon and an injection connector at the rear end; the device is characterized in that the front end of the irrigation catheter is provided with a solid hemisphere structure, and the hemisphere structure is provided with a tethered microfilament for arranging the catheter on a bronchoscope; the balloon is arranged at the rear end of the hemispherical structure and is centered on the irrigation catheter or arranged on one side of the irrigation catheter; the flushing and injecting catheter is provided with a flushing and injecting port for inflating the saccule; an injection structure connected with the injection connector is arranged; the flushing and injecting catheter is also provided with scales taking the balloon as a starting point.

2. The endoluminal balloon occlusion device of claim 1, wherein the hemispherical structure is provided with a through-hole, and the tethering microfilament is disposed on the hemispherical structure by passing through the through-hole.

3. The single lumen balloon occlusion device with microwires of claim 2, wherein the tethering microwires are disposed averagely to both sides of the through-hole; and the main direction of the arrangement of the tying micro-wires is the longitudinal axis direction of the catheter.

4. The single-lumen balloon occlusion device with the microfilament of claim 1, wherein the injection connector is of a threaded structure, and the front end of the injection structure is arranged on a corresponding threaded section of the connector.

5. The single-lumen balloon occlusion device with microfilaments of claim 1, wherein a check valve is arranged in the irrigation connector and a release structure with a cap is arranged to ensure effective deflation or drainage after use.

6. The single-lumen balloon occlusion device of claim 5, wherein the injection connector comprises a cavity, and the one-way valve comprises an opening plate disposed in the cavity, a flow opening disposed on the opening plate, and an elastic blocking piece disposed on the opening plate on a balloon side of the flow opening for preventing backflow.

7. The single-cavity balloon occlusion device with the microfilament according to any of claims 1-6, wherein the infusion connector is divided into two parts which are combined and connected with each other, the first part is a part connected with the infusion catheter, and the second part is a part connected with the injection structure; the first part is provided with a protruding ring on the outer side, and the second part is provided with an annular groove for accommodating the protruding ring.

8. The single-lumen balloon occlusion device with a microwire of claim 7, wherein the length of the irrigation catheter is 1300-2000mm and the outer diameter is 1.4-2.4 mm.

9. The single-lumen balloon occlusion device with the microfilament of claim 7, wherein the balloon is fixedly arranged at a position 2-10mm away from the head end of the catheter, and the elastic balloon is an elastic latex balloon.

10. The single lumen balloon occlusion device of claim 7, wherein the length of the irrigation connector ranges from 5 mm to 12 mm.