Adjustable stoma stenosis dilator

Abstract

The invention relates to the technical field of adjustable stenosis dilators, and discloses an adjustable stoma stenosis dilator which is characterized in that three sliding grooves are formed in the lower surface of a mounting seat, expansion arc-shaped plates are mounted on the three sliding grooves respectively, the three expansion arc-shaped plates incline towards the lower portion of the middle of the mounting seat respectively, and the expansion arc-shaped plates are of a telescopic structure. According to the device, the expansion arc-shaped plate is arranged, the connecting plate and the movable plate slide and contract, the extension length of the expansion arc-shaped plate is adjusted according to different depths of stoma, meanwhile, in the process, the expansion arc-shaped plate is expanded by adjusting the driving assembly, and meanwhile the telescopic frame is controlled and driven; the telescopic structure of the expansion arc-shaped plate is adjusted, and the expanded opening is adjusted.

Description

Technical Field

[0001] The invention relates to the technical field of adjustable stenosis dilators, in particular to an adjustable stoma stenosis dilator. Background Art

[0002] A stricture dilator is a medical device used to treat various stricture diseases, and is mainly used for stricture dilation in the digestive tract, respiratory tract, blood vessels and other parts.

[0003] The Chinese patent application with application number CN201510841975.5 discloses an intestinal stoma dilator, which includes a device for dilating a patient's intestinal stoma, wherein a baffle is connected to the tail end of a solid plug that can be inserted into the intestinal stoma, and a handle is connected to the outside of the baffle. When in use, the solid plug can be inserted into the patient's stoma by holding the handle, thereby expanding the contracture, retraction and stenosis of the intestinal stoma and achieving the effect of normal defecation for the intestinal stoma patient; Although such a setting can expand the contracture, retraction and stenosis of the colostomy to achieve the effect of normal defecation for patients with colostomy, the dilator of this setting cannot be adjusted according to the diameter and depth of the stoma, and thus has certain limitations. Summary of the invention

[0004] The object of the present invention is to provide an adjustable stoma stenosis dilator to solve the problems raised in the above background technology.

[0005] To solve the above technical problems, the present invention is achieved through the following technical solutions: The present invention is an adjustable stoma stenosis dilator, comprising a mounting seat, a driving assembly being mounted on the top of the mounting seat; The lower surface of the mounting seat is provided with three slide grooves, and expansion arc plates are respectively installed on the three slide grooves; The three expansion arc plates are respectively inclined toward the lower middle of the mounting seat, and the expansion arc plates are arranged as a telescopic structure; The inner sides of the three expansion arc plates are connected with telescopic frames, and one ends of the three telescopic frames are connected; The driving assembly passes through the middle of the mounting seat and extends to the bottom of the mounting seat, and the bottom of the driving assembly drives the three telescopic frames; A liquid supply assembly is installed between the lower surface of the mounting seat and the upper surface of the telescopic frame, the liquid supply assembly is communicated with the expansion arc plate, and a connecting pipe is provided at the telescopic connection of the expansion arc plate; A shell is installed on the mounting seat, and the shell is located outside the driving assembly; The purpose of the above-mentioned setting is to expand the expansion arc plate by adjusting the driving component, and at the same time control the driving telescopic frame to adjust the telescopic structure of the expansion arc plate. When the telescopic frame and the expansion arc plate are contracted, the liquid supply component is pushed to allow the liquid supply component to pump out disinfectant to disinfect the bottom of the expansion arc plate.

[0006] Further, the driving assembly includes a worm, two connecting blocks are connected to the outer wall of the mounting seat, two ends of the worm are rotatably connected to the two connecting blocks respectively, the top of the mounting seat is rotatably connected to a worm wheel, and the worm and the worm wheel are meshed with each other; The purpose of the above arrangement is to drive the worm wheel by rotating the worm, so that the operation of the telescopic frame and the expansion arc plate can obtain power.

[0007] Further, the expansion arc plate includes a sliding frame and a telescopic structure; The middle part of the worm wheel passes through the mounting seat and extends to the bottom of the mounting seat. The middle part of the worm wheel is connected to a driving disk, and the driving disk is located on the lower surface of the mounting seat. The driving disk is provided with three arc-shaped driving grooves, one end of the three sliding frames is provided with a protruding rod, and the sliding frames are slidably connected to the inner side wall of the arc-shaped driving groove through the protruding rod; The purpose of the above arrangement is that the worm wheel rotates to drive the driving disk to rotate. When the driving disk rotates, the inner wall of the arc-shaped driving groove pushes the protruding rod of the sliding frame, thereby pushing the sliding frame to slide along the sliding groove.

[0008] Further, the telescopic structure includes a connecting plate and a movable plate, the connecting plate is connected to one end of the sliding frame, a slide groove is provided at the bottom of the connecting plate, the top of the movable plate is slidably connected to the slide groove of the connecting plate, and one end of the three connecting plates is slidably connected to the inner wall of the slide groove respectively; The purpose of the above arrangement is to enable the connecting plate and the movable plate to slide and contract, and to adjust the extension length of the expansion arc plate according to the different depths of the stoma.

[0009] Further, a cavity is installed on the lower surface of the driving disk, a screw is connected to the lower surface of the cavity, the telescopic frame includes a first connecting frame and a second connecting frame, one end of the three first connecting frames are connected to each other, the other end of the first connecting frame is slidably connected to the second connecting frame, the second connecting frame is connected to the top of the movable plate through a sliding groove of the connecting plate, and the screw passes through the telescopic frame and is threadedly connected; The purpose of the above arrangement is to drive the cavity and the screw to rotate during the rotation of the driving disk, and the screw drives the first connecting frame and the second connecting frame, and the first connecting frame and the second connecting frame slide to adapt to the inclination curvature of the expansion arc plate.

[0010] Furthermore, the liquid supply assembly includes a telescopic tube and a liquid supply tube, the liquid supply tube is configured as an annular cavity structure and a telescopic structure, and the screw extends through the middle of the annular cavity structure to the outside of the bottom of the telescopic tube; The purpose of the above arrangement is that the annular cavity structure facilitates the passage of the screw rod and is threadedly connected with the telescopic frame, and the telescopic structure facilitates the extrusion of the telescopic tube.

[0011] Furthermore, the connecting shaft between the worm wheel and the middle part of the driving disc is set as a hollow structure, the connecting shaft extends to the upper surface of the worm wheel, a plug body is installed at the top port of the connecting shaft, the hollow structure is communicated with the cavity, and the outer wall of the cavity is connected with an output pipe; The output pipe passes through the telescopic pipe and extends to the inside of the telescopic pipe and is connected. The telescopic pipe is provided with an annular groove. The output pipe makes a circular motion on the inner wall of the annular groove. The liquid supply pipe is connected with the telescopic pipe. The purpose of the above arrangement is to add disinfectant through the hollow of the connecting shaft, and then the plug body closes the port, and disinfectant is added to the inside of the telescopic tube. When the bottom of the telescopic tube is squeezed, the liquid flows to the inside of the liquid supply tube through the cavity and the output tube. The annular groove is convenient for the output tube to rotate with the cavity when the output tube and the telescopic tube are connected.

[0012] Furthermore, the connection plate and the movable plate are respectively provided with inner cavities, the liquid supply pipe penetrates and is connected to the inner cavity of the connection plate, the two ends of the connection pipe penetrate and are connected to the inner cavities of the connection plate and the movable plate, the top of the connection pipe is slidably connected to the connection plate, and a plurality of liquid outlet holes are provided on the outer wall of the movable plate; The purpose of the above arrangement is that the liquid passes through the liquid supply pipe, the connecting plate and the movable plate, and then flows out through the liquid outlet hole. The disinfectant flows downward along the outer wall of the movable plate and then wipes the outer wall of the movable plate, thereby disinfecting the movable plate.

[0013] The present invention has the following beneficial effects: (1) The present invention adjusts the extension length of the expansion arc plate according to the different depths of the stoma by setting the expansion arc plate, and the connecting plate and the movable plate slide and retract. At the same time, in this process, the expansion arc plate is expanded by adjusting the driving component, and the telescopic frame is controlled to adjust the telescopic structure of the expansion arc plate and the expansion opening.

[0014] (2) The present invention provides a liquid supply assembly. When the bottom of the telescopic tube is squeezed, the liquid flows into the interior of the liquid supply tube through the cavity and the output tube. The annular groove is convenient for the output tube to be connected with the telescopic tube. The output tube can rotate with the cavity. The liquid passes through the liquid supply tube, the connecting plate and the movable plate, and then flows out through the liquid outlet hole. The disinfectant flows downward along the outer wall of the movable plate and then rubs the outer wall of the movable plate, thereby disinfecting the movable plate.

[0015] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic diagram of the shell structure of the present invention; Figure 3 It is a schematic diagram of the driving assembly of the present invention; Figure 4 The internal structure of the present invention is shown in FIG. Figure 1 ; Figure 5 This is a schematic diagram of the mounting seat structure of the present invention; Figure 6 This is a schematic diagram of the chute structure of the present invention; Figure 7 The internal structure of the present invention is shown in FIG. Figure 2 ; Figure 8 It is a schematic diagram of the internal cross-sectional structure of the present invention; Fig. 9 For the present invention Figure 8 The structural diagram at A in the middle; Fig.10 It is a schematic diagram of the telescopic frame structure of the present invention.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows: In the figure: 1. shell; 2. driving assembly; 201. worm; 202. worm wheel; 203. screw; 204. driving disk; 205. cavity; 206. output pipe; 3. telescopic frame; 301. first connecting frame; 302. second connecting frame; 4. expansion arc plate; 401. connecting plate; 402. movable plate; 403. liquid outlet; 404. sliding frame; 5. plug body; 6. liquid supply assembly; 601. telescopic tube; 602. liquid supply tube; 7. mounting seat; 701. slide groove; 8. connecting tube. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] The present invention is an adjustable stoma stenosis dilator, such as Figure 1-Figure 10 As shown, it includes a mounting seat 7, and a driving assembly 2 is installed on the top of the mounting seat 7; The lower surface of the mounting seat 7 is provided with three slide grooves 701, and the three slide grooves 701 are respectively installed with expansion arc plates 4; The three expansion arc plates 4 are respectively inclined toward the lower middle of the mounting seat 7, and the expansion arc plates 4 are arranged as a telescopic structure; The inner sides of the three expansion arc plates 4 are connected with telescopic frames 3, and one ends of the three telescopic frames 3 are connected; The driving assembly 2 passes through the middle of the mounting seat 7 and extends to the bottom of the mounting seat 7. The bottom of the driving assembly 2 drives the three telescopic frames 3. A liquid supply assembly 6 is installed between the lower surface of the mounting seat 7 and the upper surface of the telescopic frame 3. The liquid supply assembly 6 is connected to the expansion arc plate 4. A connecting pipe 8 is provided at the telescopic connection of the expansion arc plate 4. A housing 1 is mounted on the mounting seat 7, and the housing 1 is located outside the driving assembly 2; The purpose of the above-mentioned setting is to expand the expansion arc plate 4 by adjusting the driving component 2, and at the same time control the driving telescopic frame 3 to adjust the telescopic structure of the expansion arc plate 4, and when the telescopic frame 3 and the expansion arc plate 4 are contracted, the liquid supply component 6 is pushed, so that the liquid supply component 6 pumps out the disinfectant to disinfect the bottom of the expansion arc plate 4.

[0021] As an implementation method, Figure 4 As shown, further: The driving assembly 2 includes a worm 201, and two connecting blocks are connected to the outer wall of the mounting seat 7. The two ends of the worm 201 are rotatably connected to the two connecting blocks respectively, and the top of the mounting seat 7 is rotatably connected to a worm wheel 202, and the worm 201 and the worm wheel 202 are meshed with each other; The purpose of the above arrangement is to drive the worm wheel 202 by rotating the worm 201, so that the telescopic frame 3 and the expansion arc plate 4 can obtain power for operation.

[0022] As an implementation method, Figure 3 and Figure 6 As shown, further: The expansion arc plate 4 includes a sliding frame 404 and a telescopic structure; The middle part of the worm wheel 202 passes through the mounting seat 7 and extends to the bottom of the mounting seat 7. The middle part of the worm wheel 202 is connected with a driving disk 204, and the driving disk 204 is located on the lower surface of the mounting seat 7. The driving disk 204 is provided with three arc-shaped driving grooves, and one end of the three sliding frames 404 is provided with a protruding rod, and the sliding frames 404 are slidably connected to the inner side wall of the arc-shaped driving groove through the protruding rod; The purpose of the above arrangement is that the worm wheel 202 drives the driving disk 204 to rotate during rotation. When the driving disk 204 rotates, the protruding rod of the sliding frame 404 is pushed through the inner wall of the arc-shaped driving groove, thereby pushing the sliding frame 404, and the sliding frame 404 slides along the sliding groove 701.

[0023] As an implementation method, Figure 7 As shown, further: The telescopic structure includes a connecting plate 401 and a movable plate 402. The connecting plate 401 is connected to one end of the sliding frame 404. A sliding groove is provided at the bottom of the connecting plate 401. The top of the movable plate 402 is slidably connected to the sliding groove of the connecting plate 401. One end of the three connecting plates 401 is slidably connected to the inner wall of the sliding groove 701 respectively. The purpose of the above arrangement is to enable the connecting plate 401 and the movable plate 402 to slide and contract, and to adjust the extension length of the expansion arc plate 4 according to the different depths of the stoma.

[0024] As an implementation method, Figure 7-10 As shown, further: A cavity 205 is installed on the lower surface of the driving disk 204, and a screw 203 is connected to the lower surface of the cavity 205. The telescopic frame 3 includes a first connecting frame 301 and a second connecting frame 302. One ends of the three first connecting frames 301 are connected to each other, and the other ends of the first connecting frames 301 are slidably connected to the second connecting frames 302. The second connecting frame 302 is connected to the top of the movable plate 402 through the sliding groove of the connecting plate 401, and the screw 203 penetrates the telescopic frame 3 and is threadedly connected; The purpose of the above arrangement is to drive the cavity 205 and the screw 203 to rotate during the rotation of the driving disk 204, and the screw 203 drives the first connecting frame 301 and the second connecting frame 302, and the first connecting frame 301 and the second connecting frame 302 slide to adapt to the inclination curvature of the expansion arc plate 4.

[0025] As an implementation method, Figure 8-Figure 10 As shown, further: The liquid supply assembly 6 includes a telescopic tube 601 and a liquid supply tube 602. The liquid supply tube 602 is configured as an annular cavity structure and a telescopic structure. The screw 203 extends through the middle of the annular cavity structure to the outside of the bottom of the telescopic tube 601. The purpose of the above arrangement is that the annular cavity structure facilitates the screw rod 203 to pass through and be threadedly connected with the telescopic frame 3, and the telescopic structure facilitates the telescopic tube 601 to be squeezed.

[0026] As an implementation method, Figure 8 As shown, further: The connecting shaft between the worm wheel 202 and the driving disc 204 is set as a hollow structure, and the connecting shaft extends to the upper surface of the worm wheel 202. A plug body 5 is installed at the top port of the connecting shaft. The hollow structure is connected to the cavity 205. The outer wall of the cavity 205 is connected to the output pipe 206. The output pipe 206 passes through the telescopic pipe 601 and extends to the inside of the telescopic pipe 601 to communicate with each other. The telescopic pipe 601 is provided with an annular groove. The output pipe 206 moves in a circular motion on the inner wall of the annular groove. The liquid supply pipe 602 is communicated with the telescopic pipe 601. The purpose of the above arrangement is to add disinfectant through the hollow of the connecting shaft, and then the plug body 5 closes the port, and disinfectant is added to the inside of the telescopic tube 601. When the bottom of the telescopic tube 601 is squeezed, the liquid flows to the inside of the liquid supply tube 602 through the cavity 205 and the output tube 206. The annular groove is to facilitate the output tube 206 to rotate with the cavity 205 when the output tube 206 and the telescopic tube 601 are connected.

[0027] As an implementation method, Figure 8 As shown, further: The connection plate 401 and the movable plate 402 are respectively provided with inner cavities, the liquid supply pipe 602 penetrates and is connected to the inner cavity of the connection plate 401, the two ends of the connection pipe 8 penetrate and are connected to the inner cavities of the connection plate 401 and the movable plate 402, the top of the connection pipe 8 is slidably connected to the connection plate 401, and a plurality of liquid outlet holes 403 are provided on the outer wall of the movable plate 402; The purpose of the above arrangement is that the liquid passes through the liquid supply pipe 602, passes through the connecting plate 401 and the movable plate 402, and then flows out through the liquid outlet 403, and the disinfectant flows downward along the outer wall of the movable plate 402, and then wipes the outer wall of the movable plate 402, thereby disinfecting the movable plate 402.

[0028] When in use, the worm 201 is rotated to drive the worm wheel 202, so that the telescopic frame 3 and the expansion arc plate 4 can obtain power. During the rotation of the worm wheel 202, the driving disk 204 is driven to rotate. When the driving disk 204 rotates, the convex rod of the sliding frame 404 is pushed through the inner wall of the arc-shaped driving groove, thereby pushing the sliding frame 404. The sliding frame 404 slides along the sliding groove 701, and the connecting plate 401 and the movable plate 402 slide and contract. According to the different depths of the stoma, the extension length of the expansion arc plate 4 is adjusted. During the rotation of the driving disk 204, the cavity 205 and the screw 203 are driven to rotate, and the screw 203 drives the first connecting frame 301 and the second connecting frame 302. The first connecting frame 301 and the second connecting frame 302 slide to adapt to the expansion arc plate 4, the annular cavity structure is convenient for the screw rod 203 to pass through and be threadedly connected with the telescopic frame 3, the telescopic structure is convenient for the telescopic tube 601 to be squeezed, and disinfectant is added through the hollow of the connecting shaft, and then the plug body 5 closes the port, and disinfectant is added to the inside of the telescopic tube 601. When the bottom of the telescopic tube 601 is squeezed, the liquid flows to the inside of the liquid supply pipe 602 through the cavity 205 and the output pipe 206. The annular through groove is convenient for the output pipe 206 to be connected with the telescopic tube 601, and the output pipe 206 can rotate with the cavity 205. The liquid passes through the liquid supply pipe 602, passes through the connecting plate 401 and the movable plate 402, and then flows out through the liquid outlet 403. The disinfectant flows downward along the outer wall of the movable plate 402, and then rubs the outer wall of the movable plate 402, thereby disinfecting the movable plate 402.

[0029] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An adjustable stoma stenosis dilator, characterized in that: include: A mounting seat (7), a driving assembly (2) being mounted on the top of the mounting seat (7); The lower surface of the mounting seat (7) is provided with three slide grooves (701), and expansion arc plates (4) are respectively installed on the three slide grooves (701); The three expansion arc plates (4) are respectively inclined toward the lower middle portion of the mounting seat (7), and the expansion arc plates (4) are configured as telescopic structures; The inner sides of the three expansion arc plates (4) are connected to telescopic frames (3), and one ends of the three telescopic frames (3) are connected; The driving assembly (2) passes through the middle of the mounting seat (7) and extends to the bottom of the mounting seat (7), and the bottom of the driving assembly (2) drives the three telescopic frames (3); A liquid supply assembly (6) is installed between the lower surface of the mounting seat (7) and the upper surface of the telescopic frame (3); the liquid supply assembly (6) is in communication with the expansion arc plate (4); and a connecting pipe (8) is provided at the telescopic connection of the expansion arc plate (4); A housing (1) is mounted on the mounting seat (7), and the housing (1) is located outside the drive assembly (2).

2. The adjustable stoma stenosis dilator according to claim 1, characterized in that: The driving assembly (2) comprises a worm (201), two connecting blocks are connected to the outer wall of the mounting seat (7), two ends of the worm (201) are rotatably connected to the two connecting blocks respectively, the top of the mounting seat (7) is rotatably connected to a worm wheel (202), and the worm (201) and the worm wheel (202) are meshed with each other.

3. The adjustable stoma stenosis dilator according to claim 2, characterized in that: The expansion arc plate (4) comprises a sliding frame (404) and a telescopic structure; The middle portion of the worm wheel (202) passes through the mounting seat (7) and extends to the bottom of the mounting seat (7); the middle portion of the worm wheel (202) is connected to a driving disk (204); and the driving disk (204) is located on the lower surface of the mounting seat (7); The driving disk (204) is provided with three arc-shaped driving grooves, one end of the three sliding frames (404) is provided with a protruding rod, and the sliding frames (404) are slidably connected to the inner side wall of the arc-shaped driving groove via the protruding rod.

4. The adjustable stoma stenosis dilator according to claim 3, characterized in that: The telescopic structure comprises a connecting plate (401) and a movable plate (402); the connecting plate (401) is connected to one end of a sliding frame (404); a sliding groove is provided at the bottom of the connecting plate (401); the top of the movable plate (402) is slidably connected to the sliding groove of the connecting plate (401); and one end of the three connecting plates (401) is slidably connected to the inner wall of the sliding groove (701).

5. The adjustable stoma stenosis dilator according to claim 4, characterized in that: A cavity (205) is installed on the lower surface of the driving disk (204), and a screw (203) is connected to the lower surface of the cavity (205). The telescopic frame (3) comprises a first connecting frame (301) and a second connecting frame (302). One ends of the three first connecting frames (301) are connected to each other, and the other ends of the first connecting frames (301) are slidably connected to the second connecting frames (302). The second connecting frame (302) is connected to the top of the movable plate (402) through a sliding groove of the connecting plate (401), and the screw (203) passes through the telescopic frame (3) and is threadedly connected.

6. The adjustable stoma stenosis dilator according to claim 5, characterized in that: The liquid supply assembly (6) comprises a telescopic tube (601) and a liquid supply tube (602); the liquid supply tube (602) is configured as an annular cavity structure and a telescopic structure; the screw rod (203) extends through the middle of the annular cavity structure to the outside of the bottom of the telescopic tube (601).

7. The adjustable stoma stenosis dilator according to claim 6, characterized in that: The connecting shaft in the middle of the worm wheel (202) and the driving disc (204) is arranged as a hollow structure, the connecting shaft extends to the upper surface of the worm wheel (202), a plug body (5) is installed at the top port of the connecting shaft, the hollow structure is in communication with the cavity (205), and an output pipe (206) is in communication with the outer wall of the cavity (205); The output pipe (206) passes through the telescopic pipe (601) and extends into the interior of the telescopic pipe (601) to be connected. The telescopic pipe (601) is provided with an annular through groove. The output pipe (206) performs a circular motion on the inner wall of the annular through groove. The liquid supply pipe (602) is connected to the telescopic pipe (601).

8. The adjustable stoma stenosis dilator according to claim 7, characterized in that: The connecting plate (401) and the movable plate (402) are each provided with an inner cavity, the liquid supply pipe (602) penetrates and is connected to the inner cavity of the connecting plate (401), the two ends of the connecting pipe (8) penetrate and are connected to the inner cavities of the connecting plate (401) and the movable plate (402), the top of the connecting pipe (8) is slidably connected to the connecting plate (401), and a plurality of liquid outlet holes (403) are provided on the outer wall of the movable plate (402).

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