Lung tumor positioning and tissue long-term indwelling guiding device

Abstract

The utility model discloses a lung tumor positioning and tissue long-term indwelling guiding device, and particularly relates to the field of thoracic surgery, the lung tumor positioning and tissue long-term indwelling guiding device comprises a traction tube, the middle of the traction tube is movably connected with an expansion assembly, and one side of a protective air bag is fixedly connected with an inflation assembly. The expansion assembly comprises an adjusting plate, a user can control a transmission rod and a threaded rod to rotate through a control handle in the expansion assembly, the threaded rod drives a movable semi-ring and an expansion arc plate to move, a wound of a patient is expanded, the wound of the patient is prevented from being closed, and the wound extrudes a traction tube; when the expansion arc plate moves towards the two sides, medical workers are difficult to operate the traction tube, a user can inflate the protection air bag through the inflation assembly, the protection air bag starts to be filled with air, the protection air bag starts to expand, and therefore the situation that when the expansion arc plate moves towards the two sides, the pressure of the expansion arc plate on the wound of a patient is too large, and the wound is torn is reduced.

Description

Technical Field

[0001] The utility model relates to the field of thoracic surgery, and more specifically, to a device for guiding lung tumor positioning and long-term tissue retention. Background Art

[0002] Thoracic surgery is a medical specialty that specializes in the study of organs within the chest cavity, mainly referring to the diagnosis and treatment of esophageal, lung, and mediastinal diseases. The field of breast surgery is also included in this specialty, among which lung surgery and esophageal surgery are the main ones. In the process of lung cancer treatment, users need to use guidance devices to locate lung tumors to facilitate doctors to treat lung tumors;

[0003] After searching, the existing patent (Announcement No.: CN216294211 U) discloses a device for locating lung tumors and guiding long-term tissue retention, including a puncture piece, a balloon, a connecting piece and a guiding piece; the interior of the puncture piece is hollow, and the puncture piece is made of an expandable material; the balloon is arranged at the front end of the puncture piece; the connecting piece is arranged at the top of the expander, and a negative pressure ball and a drainage tube are arranged in parallel on the connecting piece; wherein the negative pressure ball is used to inflate the balloon through the connecting piece; the guiding piece is arranged in the hollow of the puncture piece through the drainage tube, and is used to guide the puncture piece. The utility model uses an expandable puncture piece to puncture the tumor, and then uses the inflated balloon to locate the position of the lung tumor, which is convenient for subsequent operations, and can perform biopsy through the hollow of the puncture piece. At the same time, after a drainage tube is connected to the puncture piece, therapeutic drugs can be conveniently delivered into the human body, which can provide patients and clinicians with a safer, more accurate and convenient positioning device.

[0004] When the existing guiding device is used, after the doctor inserts the guiding device deep into the patient's body, it is difficult for the medical staff to fix the wound on the patient's chest through the guiding device, which causes the wound on the patient's chest to close easily, making it difficult for the user to operate the guiding device;

[0005] Therefore, in order to solve the above problems, a device for lung tumor positioning and long-term tissue retention guidance is proposed. Meanwhile, the above cited patent documents do not propose relevant solutions to solve the problem of fixing the wound on the patient's chest. Utility Model Content

[0006] In order to overcome the above-mentioned defects of the prior art, an embodiment of the utility model provides a device for lung tumor positioning and long-term tissue indwelling guidance to solve the problems raised in the above-mentioned background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for locating lung tumors and guiding long-term tissue indwelling, comprising a traction tube, the middle part of which is movably connected to an expansion component, the left and right sides of which are both fixedly connected to protective airbags, and one side of which is fixedly connected to an inflation component;

[0008] The expansion component includes an adjustment plate, and control handles are movably connected to the left and right sides of the adjustment plate, the output end of the control handle is connected to a transmission rod through an axial linkage, one side of the transmission rod is fixedly connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a moving block, the right side of the moving block is fixedly connected to a fixed rod, the right side of the fixed rod is fixedly connected to a moving semi-ring, the right side of the moving semi-ring is fixedly connected to an expansion arc plate, the top of the adjustment plate is fixedly connected to a limiting rod, and the outer wall of the limiting rod is movably connected to the limiting block.

[0009] Preferably, a sliding structure is formed between the traction tube and the expansion component, and an integrated structure is formed between the expansion component and the protective airbag.

[0010] Preferably, the expansion arc plate is symmetrically arranged on the left and right sides of the front end of the adjustment plate, and the expansion arc plate is fixedly connected to the protective airbag.

[0011] Preferably, a sliding structure is formed between the limiting rod and the limiting block, and the limiting block and the moving block are fixedly connected.

[0012] Preferably, the inflation assembly includes an air delivery box, an extrusion airbag is fixedly connected to the right side of the interior of the air delivery box, an air intake pipe is fixedly connected to the top of the extrusion airbag, a one-way valve is fixedly connected to the interior of the air intake pipe, an extrusion plate is movably connected to the left side of the interior of the air delivery box, an extrusion rod is fixedly connected to the middle of the left side of the extrusion plate, and a pressing plate is fixedly connected to the left side of the extrusion rod.

[0013] Preferably, the extrusion airbag and the protection airbag are connected via an inflation tube, and a one-way valve is installed inside the inflation tube.

[0014] Preferably, the pressing plate and the extrusion plate are fixedly connected via an extrusion rod, and a notch matching the extrusion rod is provided on the left side of the gas delivery box.

[0015] Preferably, a sliding structure is formed between the extrusion plate and the gas delivery box, and the pressing plate and the gas delivery box are connected via an extrusion spring.

[0016] Technical effects and advantages of the utility model:

[0017] 1. Compared with the prior art, the lung tumor positioning and long-term tissue retention guiding device includes an adjustment plate through an expansion component. The user can control the rotation of the transmission rod and the threaded rod through the control handle inside the expansion component, so that the threaded rod drives the moving semi-ring and the expansion arc plate to move, expand the patient's wound, avoid the patient's wound from closing, and cause the wound to squeeze the traction tube, making it difficult for medical staff to operate the traction tube.

[0018] 2. Compared with the prior art, the device for lung tumor positioning and long-term tissue retention guidance includes an air delivery box through an inflation component. The user can inflate the protective airbag through the inflation component to fill the gas inside the protective airbag and expand the protective airbag, thereby reducing the excessive pressure on the patient's wound caused by the expansion arc plate when the expansion arc plate moves to both sides, resulting in wound tearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0020] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the expansion component of the utility model.

[0021] Figure 3 For this utility model Figure 2 A in the figure is an enlarged structural diagram.

[0022] Figure 4 It is a schematic diagram of the internal three-dimensional structure of the inflatable component of the utility model.

[0023] The accompanying drawings are marked as follows: 1. traction tube; 2. expansion component; 201. moving half ring; 202. expansion arc plate; 203. control handle; 204. fixing rod; 205. threaded rod; 206. adjustment plate; 207. limit block; 208. limit rod; 209. transmission rod; 210. moving block; 3. inflation component; 301. inflation tube; 302. pressing plate; 303. air delivery box; 304. air inlet pipe; 305. one-way valve; 306. extrusion airbag; 307. extrusion plate; 308. extrusion spring; 309. extrusion rod; 4. protective airbag. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] As attached Figure 1 and Figure 2 The device for locating lung tumors and guiding long-term tissue indwelling shown in the figure comprises a traction tube 1, an expansion component 2 is movably connected to the middle of the traction tube 1, a protection airbag 4 is fixedly connected to the left and right sides of the expansion component 2, and an inflation component 3 is fixedly connected to one side of the protection airbag 4;

[0027] The expansion component 2 includes an adjustment plate 206, and the left and right sides of the adjustment plate 206 are movably connected with a control handle 203, the output end of the control handle 203 is connected to a transmission rod 209 through an axial linkage, one side of the transmission rod 209 is fixedly connected with a threaded rod 205, the outer wall of the threaded rod 205 is threadedly connected with a moving block 210, the right side of the moving block 210 is fixedly connected with a fixed rod 204, the right side of the fixed rod 204 is fixedly connected with a moving semi-ring 201, the right side of the moving semi-ring 201 is fixedly connected with an expansion arc plate 202, the top of the adjustment plate 206 is fixedly connected with a limiting rod 208, and the outer wall of the limiting rod 208 is movably connected to the limiting block 207.

[0028] Among them: the user can control the rotation of the transmission rod 209 and the threaded rod 205 through the control handle 203 inside the expansion component 2, so that the threaded rod 205 drives the moving half ring 201 and the expansion arc plate 202 to move, so as to expand the patient's wound, avoid the patient's wound from closing, and make the wound squeeze the traction tube 1, making it difficult for medical staff to operate the traction tube 1. At the same time, the user can inflate the protective airbag 4 through the inflation component 3, so that the gas inside the protective airbag 4 begins to fill, and the protective airbag 4 begins to expand, thereby reducing the pressure of the expansion arc plate 202 on the patient's wound when the expansion arc plate 202 moves to both sides, causing the wound to tear.

[0029] Embodiment 2

[0030] Based on the first embodiment, the solution in the first embodiment is further detailed in combination with the following specific working methods. Figures 1 to 4 As shown, see the following description for details:

[0031] As a preferred embodiment, a sliding structure is formed between the traction tube 1 and the expansion component 2, and an integrated structure is formed between the expansion component 2 and the protective airbag 4; further, through the structural relationship between the traction tube 1 and the expansion component 2, the traction tube 1 can move inside the expansion component 2, so that the medical staff can extend the traction tube 1 into the patient's body while preventing the patient's wound from closing through the expansion component 2.

[0032] As a preferred embodiment, the expansion arc plate 202 is symmetrically arranged on the left and right sides of the front end of the adjustment plate 206, and the expansion arc plate 202 is fixedly connected to the protective airbag 4; further, through the positional relationship between the expansion arc plate 202 and the adjustment plate 206, medical staff can expand the patient's wound through the expansion arc plate 202 to avoid closure of the patient's wound, and through the connection relationship between the expansion arc plate 202 and the protective airbag 4, it can be avoided that the expansion arc plate 202 exerts excessive pressure on the patient's wound, causing tearing of the wound.

[0033] As a preferred embodiment, a sliding structure is formed between the limit rod 208 and the limit block 207, and the limit block 207 and the moving block 210 are fixedly connected; further, through the structural relationship between the limit rod 208 and the limit block 207, the limit block 207 can slide on the limit rod 208, and through the connection relationship between the limit block 207 and the moving block 210, the limit block 207 and the limit rod 208 can limit the moving block 210.

[0034] As a preferred embodiment, the inflation component 3 includes an air delivery box 303, an extrusion airbag 306 is fixedly connected to the right side of the interior of the air delivery box 303, an air inlet pipe 304 is fixedly connected above the extrusion airbag 306, a one-way valve 305 is fixedly connected to the interior of the air inlet pipe 304, an extrusion plate 307 is movably connected to the left side of the interior of the air delivery box 303, an extrusion rod 309 is fixedly connected to the middle of the left side of the extrusion plate 307, and a pressing plate 302 is fixedly connected to the left side of the extrusion rod 309; further, the user can inflate the protective airbag 4 through the inflation component 3, so that the gas inside the protective airbag 4 begins to fill and the protective airbag 4 begins to expand, thereby reducing the excessive pressure on the patient's wound by the expansion arc plate 202 when the expansion arc plate 202 moves to both sides, causing the wound to tear.

[0035] As a preferred embodiment, the extrusion airbag 306 is connected to the protective airbag 4 via an inflation tube 301, and a one-way valve 305 is installed inside the inflation tube 301; further, through the connection relationship between the extrusion airbag 306 and the protective airbag 4, medical staff can transport gas to the inside of the protective airbag 4 through the extrusion airbag 306, and through the one-way valve 305 installed inside the inflation tube 301, it is prevented that during the expansion of the extrusion airbag 306, the gas flows back through the inflation tube 301, resulting in a reduction in the protective efficiency of the protective airbag 4.

[0036] As a preferred embodiment, the pressing plate 302 and the extrusion plate 307 are fixedly connected by an extrusion rod 309, and a notch matching the extrusion rod 309 is provided on the left side of the gas delivery box 303; further, through the connection relationship between the pressing plate 302 and the extrusion plate 307, the pressing plate 302 can control the extrusion of the extrusion plate 307, and through the notch on the left side of the gas delivery box 303, the extrusion rod 309 can slide inside the gas delivery box 303 under the action of external force.

[0037] As a preferred embodiment, a sliding structure is formed between the extrusion plate 307 and the gas delivery box 303, and the pressing plate 302 is connected to the gas delivery box 303 via an extrusion spring 308; further, through the structural relationship between the extrusion plate 307 and the gas delivery box 303, the extrusion plate 307 can slide inside the gas delivery box 303 under the action of external force, and through the connection relationship between the pressing plate 302 and the gas delivery box 303, the pressing plate 302 will be subjected to the elastic force applied by the extrusion spring 308 when there is no external force restriction.

[0038] The working process of the utility model is as follows:

[0039] When the user needs to locate and guide the patient's lung tumor, the medical staff needs to extend the traction tube 1 into the patient's chest cavity and locate the lung tumor through the traction tube 1. After the traction tube 1 is extended into the patient's chest wound, the medical staff can rotate the control handle 203. Under the action of the control handle 203, the transmission rod 209 drives the threaded rod 205 to rotate. Under the action of the limit rod 208 and the limit block 207, the threaded rod 205 drives the moving block 210 to move, so that the moving semi-ring 201 drives the expansion arc plate 202 to block the patient's wound, prevent the patient's wound from closing, and squeeze the traction tube 1, making it difficult for the user to control the traction tube 1.

[0040] When the medical staff uses the expansion arc plate 202 to prevent the patient's wound from closing, the medical staff can squeeze the pressing plate 302, so that the pressing plate 302 squeezes the squeezing plate 307 through the squeezing rod 309, so that the gas inside the squeezing airbag 306 is transported to the inside of the protective airbag 4 through the inflation tube 301, so that the protective airbag 4 expands, thereby reducing the excessive pressure on the patient's wound by the expansion arc plate 202 when it moves to both sides, thereby avoiding tearing of the patient's wound.

[0041] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A device for locating lung tumors and guiding long-term tissue indwelling, comprising a traction tube (1), characterized in that: The middle part of the traction tube (1) is movably connected to an expansion component (2), the left and right sides of the expansion component (2) are fixedly connected to protective airbags (4), and one side of the protective airbag (4) is fixedly connected to an inflation component (3); The expansion component (2) comprises an adjustment plate (206), the left and right sides of the adjustment plate (206) are both movably connected to control handles (203), the output end of the control handle (203) is connected to a transmission rod (209) through an axis linkage, one side of the transmission rod (209) is fixedly connected to a threaded rod (205), the outer wall of the threaded rod (205) is threadedly connected to a moving block (210), the right side of the moving block (210) is fixedly connected to a fixed rod (204), the right side of the fixed rod (204) is fixedly connected to a moving half ring (201), the right side of the moving half ring (201) is fixedly connected to an expansion arc plate (202), the top of the adjustment plate (206) is fixedly connected to a limit rod (208), and the outer wall of the limit rod (208) is movably connected to the limit block (207).

2. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 1, characterized in that: A sliding structure is formed between the traction tube (1) and the expansion component (2), and an integrated structure is formed between the expansion component (2) and the protective airbag (4).

3. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 1, characterized in that: The expansion arc plate (202) is symmetrically arranged on the left and right sides of the front end of the adjustment plate (206), and the expansion arc plate (202) is fixedly connected to the protective airbag (4).

4. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 1, characterized in that: A sliding structure is formed between the limiting rod (208) and the limiting block (207), and the limiting block (207) and the moving block (210) are fixedly connected.

5. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 1, characterized in that: The inflation component (3) comprises an air delivery box (303), the right side of the interior of the air delivery box (303) is fixedly connected to an extrusion air bag (306), the upper part of the extrusion air bag (306) is fixedly connected to an air intake pipe (304), the interior of the air intake pipe (304) is fixedly connected to a one-way valve (305), the left side of the interior of the air delivery box (303) is movably connected to an extrusion plate (307), the middle part of the left side of the extrusion plate (307) is fixedly connected to an extrusion rod (309), and the left side of the extrusion rod (309) is fixedly connected to a pressing plate (302).

6. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 5, characterized in that: The squeezing airbag (306) and the protective airbag (4) are connected via an inflation tube (301), and a one-way valve (305) is installed inside the inflation tube (301).

7. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 5, characterized in that: The pressing plate (302) and the squeezing plate (307) are fixedly connected via a squeezing rod (309), and a notch matching the squeezing rod (309) is provided on the left side of the gas delivery box (303).

8. The device for lung tumor positioning and long-term tissue indwelling guidance according to claim 5, characterized in that: A sliding structure is formed between the squeezing plate (307) and the gas delivery box (303), and the pressing plate (302) and the gas delivery box (303) are connected via a squeezing spring (308).

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