CN112354071B

CN112354071B - External urinary clinical prostate expansion device

Info

Publication number: CN112354071B
Application number: CN202011231271.XA
Authority: CN
Inventors: 刘敏; 孙静
Original assignee: Central Hospital of Zibo
Current assignee: Central Hospital of Zibo
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2022-11-29
Anticipated expiration: 2040-11-06
Also published as: CN112354071A

Abstract

The invention discloses a urological prostate expansion device, which relates to the technical field of medical instruments and comprises a body, an expansion mechanism and an adjusting mechanism, wherein the outer wall of the body is connected with the inner wall of the expansion mechanism in a sliding mode, the outer wall of the expansion mechanism is connected with the inner wall of the adjusting mechanism in a rotating mode, the right end of the body is fixedly connected with the inner wall of the adjusting mechanism, the body comprises a first expansion ring and a second expansion ring, and a retraction assembly is fixedly installed on one side of the second expansion ring. The invention can be folded and unfolded according to the size of the pipeline of the organ when the part of the patient extends through the combination of the expansion mechanism and the folding and unfolding component, thereby preventing the pain of the patient, and the thread rotates through rotating the adjusting mechanism, so that the expansion size is convenient to master.

Description

External clinical prostate expansion device of uropoiesis

Technical Field

The invention relates to a urological dilator, relates to the technical field of medical instruments, and particularly relates to a clinical prostate dilator outside urinary system.

Background

Prostatic hyperplasia is also called benign prostatic hypertrophy, is a urological disease with enlarged prostate and blocked urethra, is the first common disease in old men, about 30 percent of patients need to undergo transurethral resection for prostatectomy, and the contracture and stenosis of bladder neck is one of the common complications after prostate electrosurgery, often the contracture and stenosis has the 'pinhole-like' change, the contracture and stenosis of bladder neck are gaps with the size of a pinhole, metal dilators can be adopted for dilation clinically, and if the diameter is careless, a 'false passage' appears, and even the rectum is damaged.

The following problems exist in the prior art:

1. when the prostate part of a patient is stretched and expanded, the size of the stretched treatment tool cannot be adjusted due to the different sizes of the pipelines of each human organ, so that a strong pain feeling can be generated when the patient is treated, and the flexibility of the top end of the current expansion device is certain and cannot be adjusted, so that the pipelines of the organs of the prostate part of the human body are bent when the prostate part of the patient is stretched into the pipelines of the organs for a certain distance, and the pain feeling is aggravated if the prostate part of the patient is continuously stretched, and the pain of the patient cannot be reduced;

2. to some expansion devices can only expand to the department around the device, can not expand through the pipeline of the internal other organs of patient of device to because the device stretches into in patient's body, can not carry out the drainage to the urine in patient's bladder, and then can not reach the performance use original intention that increases expansion device, this external urinary clinical prostate expansion device's suitability worsens, consequently need carry out the structural innovation and solve specific problems.

Disclosure of Invention

The technical problem to be solved by the invention is to provide an extra-urinary clinical prostate expansion device, wherein one purpose is to adjust the size of a main body conveniently and solve the problem of strong pain generated during treatment of the pipelines of organs with different sizes; the other purpose is to solve the problem that the top end of the expansion device cannot be bent so as to achieve the effect of adapting to the bending degree of the pipeline of the organ of the patient, and the other purpose is to increase the usability of the expansion device, facilitate the drainage of urine in the bladder of the patient, be beneficial to treating the pipeline of other organs of the patient through the expansion device and solve the problem that the expansion device on the current market can only be used for expansion.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the utility model provides a clinical prostate expansion device outside uropoiesis, includes body, expanding mechanism and adjustment mechanism, the outer wall of body and expanding mechanism's inner wall sliding connection, expanding mechanism's outer wall is rotated with adjustment mechanism's inner wall and is connected, the right-hand member of body and adjustment mechanism's inner wall fixed connection, the body includes first expansion ring and second expansion ring, one side fixed mounting of second expansion ring has receive and releases the subassembly, receive and release the bottom fixedly connected with adjustable ring of subassembly, the top that receives and releases the subassembly is connected with the bottom embedding of first expansion ring, and receive and release the both ends symmetry setting about the subassembly is located the second expansion ring.

The technical scheme of the invention is further improved as follows: the inner wall of expanding mechanism is provided with the spout and bears the seat, bear the top setting that the seat is located the spout, the left end fixedly connected with catch bar that bears the seat, the left end of catch bar is connected with the inner wall embedding of adjustable ring, bear the inner wall of seat and expanding mechanism's inner wall fixed connection.

The technical scheme of the invention is further improved as follows: the inner wall of adjustable ring is provided with protecting frame, connecting plate and shrink post, the outer wall of shrink post runs through in the inner wall of connecting plate, protecting frame's outer wall is built in and is connected with connecting plate and shrink post, the right-hand member of shrink post and the left end fixed connection of catch bar, the top of connecting plate and the bottom fixed connection who receive and releases the subassembly.

The technical scheme of the invention is further improved as follows: the inner wall of protection frame is provided with and promotes the piece, the outer wall overlap joint that promotes the piece has the atress piece, the upper and lower both ends symmetry setting that the atress piece is located and promotes the piece, the inner wall of connecting plate is provided with the arc and promotes the post, the bottom through connection that the arc promoted the post has receive and release the subassembly, the arc promotes the top fixedly connected with atress piece of post, promote both ends fixedly connected with shrink post about the piece.

The technical scheme of the invention is further improved as follows: the left end of body is provided with soft rubber ring, the outer wall of soft rubber ring is provided with the cushion, the inner wall of cushion glues with the outer wall of body and soft rubber ring and is connected, the atmospheric pressure hole has been seted up to the left and right sides of body, and the inner wall in atmospheric pressure hole inlays to be connected with the barotron, the left end of barotron inlays to be connected with the inner wall of soft rubber ring.

The technical scheme of the invention is further improved as follows: the inner wall of the retraction assembly is provided with a sleeve and a loop bar, the top of the sleeve is fixedly connected with the bottom of the first expansion ring, the bottom of the loop bar is fixedly connected with the top of the adjusting ring, and the inner wall of the sleeve is sleeved with the outer wall of the loop bar.

The technical scheme of the invention is further improved as follows: the utility model discloses a shrink post, including shrink post, adjustable ring, elastic component, connecting plate, shrink post, elastic component, the elastic component of both ends fixed mounting about the shrink post, and the one end of elastic component and the inner wall fixed connection of adjustable ring, the shrink post is through the elastic component and the adjustable ring elastic connection that set up, and the connecting plate segmentation sets up the outer wall at the shrink post.

The technical scheme of the invention is further improved as follows: the outer side wall of the expansion mechanism and the inner side wall of the adjusting mechanism are welded with threads, and the expansion mechanism is rotatably connected with the adjusting mechanism through the arranged threads.

The technical scheme of the invention is further improved as follows: the expansion pipe is fixedly installed at the top of the inner wall of the body, a liquid circulation pipe is arranged below the expansion pipe, and the bottom of the liquid circulation pipe is fixedly connected with the bottom of the inner wall of the body.

The technical scheme of the invention is further improved as follows: the outer wall of the pushing block is connected with the inner wall of the protection frame in a sliding mode, and the pushing block is in a trapezoid shape.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:

1. the invention provides an external urinary clinical prostate expansion device, which is ingenious in design, adopts the combination of an expansion mechanism and a retraction assembly, can retract and retract according to the size of a pipeline of an organ when the part of a patient extends into the device, so as to prevent the pain of the patient, rotates a thread through rotating an adjusting mechanism, further expands the expansion mechanism, is convenient to master the expansion size, and can reduce the foreign body sensation of the patient during the extending process by arranging a soft rubber ring at the top of a main body in the process of extending the main body into the patient.

2. The invention provides an external urinary clinical prostate expansion device, which is characterized in that an expansion pipe and a liquid circulation pipe are combined, so that the blood vessel expansion device can extend into the body of a patient from the expansion pipe when the patient extends into the device for a certain distance, the blood vessel expansion device can extend into the prostate of the patient through the expansion pipe while the prostate of the patient is expanded, the treatment is more convenient, and the liquid circulation pipe can drain urine in the bladder of the patient, so that the use performance is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the body structure of the present invention;

FIG. 3 is a right side view of the body structure of the present invention;

FIG. 4 is a cross-sectional view of an adjustment ring structure of the present invention;

FIG. 5 is a cross-sectional view of a protective frame construction of the present invention;

FIG. 6 is a schematic view of the connection between the soft rubber ring and the body structure according to the present invention;

FIG. 7 is a sectional view of the retraction assembly of the present invention.

In the figure: 1. a body; 2. an expansion mechanism; 3. an adjustment mechanism; 4. a first expansion ring; 5. a second expansion ring; 6. an adjusting ring; 7. a retraction assembly; 8. a protective frame; 9. a connecting plate; 10. a chute; 11. a bearing seat; 12. a push rod; 13. a contracting column; 14. a stress block; 15. a pushing block; 16. an arc-shaped pushing column; 17. an expansion tube; 18. a liquid circulation pipe; 19. a thread; 20. a pneumatic tube; 21. an elastic pad; 22. a soft rubber ring; 23. a sleeve; 24. a loop bar.

Detailed Description

The present invention will be described in further detail with reference to the following examples:

example 1

As shown in fig. 1-7, the invention provides an external urinary clinical prostate expansion device, which comprises a body 1, an expansion mechanism 2 and an adjusting mechanism 3, wherein the outer wall of the body 1 is slidably connected with the inner wall of the expansion mechanism 2, the outer wall of the expansion mechanism 2 is rotatably connected with the inner wall of the adjusting mechanism 3, the right end of the body 1 is fixedly connected with the inner wall of the adjusting mechanism 3, the body 1 comprises a first expansion ring 4 and a second expansion ring 5, a retraction assembly 7 is fixedly installed on one side of the second expansion ring 5, an adjusting ring 6 is fixedly connected with the bottom of the retraction assembly 7, the top of the retraction assembly 7 is connected with the bottom of the first expansion ring 4 in an embedded manner, and the retraction assembly 7 is symmetrically arranged at the left end and the right end of the second expansion ring 5.

In this embodiment, through the first expansion ring 4 and the second expansion ring 5 that set up can do corresponding regulation according to the pipeline size of patient's organ, minimize reduces patient's painful sense when stretching into the patient internal to body 1 and adjustment mechanism 3 fixed connection's relation makes the removal of expansion mechanism 2 not influence body 1, thereby realizes the regulation of first expansion ring 4 and second expansion ring 5 size.

As shown in fig. 3-4, in this embodiment, preferably, the inner wall of the expanding mechanism 2 is provided with a sliding groove 10 and a bearing seat 11, the bearing seat 11 is disposed above the sliding groove 10, the left end of the bearing seat 11 is fixedly connected with a push rod 12, the left end of the push rod 12 is connected with the inner wall of the adjusting ring 6 in an embedded manner, the inner wall of the bearing seat 11 is fixedly connected with the inner wall of the expanding mechanism 2, the outer side wall of the expanding mechanism 2 is welded with the inner side wall of the adjusting mechanism 3 by a thread 19, the expanding mechanism 2 is rotatably connected with the adjusting mechanism 3 by the arranged thread 19, the expanding mechanism 2 is moved on the outer wall of the body 1 by rotating the adjusting mechanism 3, the size between the first expanding ring 4 and the second expanding ring 5 can be realized in the moving process, and the rotation adjustment is performed by the thread 19, so as to facilitate the grasping of the size of the adjustment range.

As shown in fig. 2-3, preferably, an expansion tube 17 is fixedly mounted on the top of the inner wall of the main body 1, a fluid flow tube 18 is disposed below the expansion tube 17, the bottom of the fluid flow tube 18 is fixedly connected with the bottom of the inner wall of the main body 1, when the main body 1 is placed in the body of a patient, the patient can be further treated by the arranged expansion tube 17, and the expansion tube 17 is disposed in the main body 1, so that the pain of the patient can be reduced, and the fluid flow tube 18 can drain urine in the bladder of the patient to increase the usability.

Example 2

As shown in fig. 4-5, on the basis of embodiment 1, the present invention provides a technical solution: the inner wall of the adjusting ring 6 is provided with a protective frame 8, a connecting plate 9 and a contraction column 13, the outer wall of the contraction column 13 penetrates through the inner wall of the connecting plate 9, the outer wall of the protective frame 8 is fixedly connected with the connecting plate 9 and the contraction column 13, the right end of the contraction column 13 is fixedly connected with the left end of a push rod 12, the top of the connecting plate 9 is fixedly connected with the bottom of the retraction assembly 7, the inner wall of the protective frame 8 is provided with a push block 15, the outer wall of the push block 15 is slidably connected with the inner wall of the protective frame 8, and the push block 15 is in a ladder shape, so that in the moving process of the push block 15, the moving distances of stress blocks 14 arranged at the two ends of the pull block are different, further the moving distances of arc-shaped push columns 16 are different, and the size between the first expansion ring 4 and the second expansion ring 5 is adjusted, promote the outer wall overlap joint of piece 15 and have atress piece 14, atress piece 14 is located the upper and lower both ends symmetry setting that promotes piece 15, the inner wall of connecting plate 9 is provided with arc promotion post 16, the bottom through connection that arc promoted post 16 has receive and releases subassembly 7, arc promotes the top fixedly connected with atress piece 14 of post 16, both ends fixedly connected with shrink post 13 about promoting piece 15, both ends fixed mounting has the elastic component about shrink post 13, and the one end of elastic component and the inner wall fixed connection of adjustable ring 6, shrink post 13 is through the elastic component and the adjustable ring 6 elastic connection who sets up, the elastic component is adjusted the distance that shrink post 13 left and right sides upwards moved, be convenient for promote post 15 and remove, and connecting plate 9 segmentation sets up the outer wall at shrink post 13.

Example 3

As shown in fig. 6 to 7, on the basis of the embodiment 1 and the embodiment 2, the present invention provides a technical solution: preferably, the left end of body 1 is provided with soft rubber ring 22, the outer wall of soft rubber ring 22 is provided with cushion 21, the inner wall of cushion 21 is connected with the outer wall gluing of body 1 and soft rubber ring 22, the atmospheric pressure hole has been seted up to the left and right sides of body 1, and the inner wall in atmospheric pressure hole inlays the solid and is connected with pneumatic tube 20, the soft rubber ring 22 of setting can reduce patient's foreign object sensation at the in-process that stretches into, and because the pipeline of this department organ is not relatively straight, through the pressure boost of the mouth of pipe department to different pneumatic tube 20, can change soft rubber ring 22's regulation direction, thereby be convenient for adapt to the crookedness of pipeline, the indirect painful sensation that has reduced the patient, pneumatic tube 20's left end is connected with the inner wall of soft rubber ring 22 inlays the solid, the inner wall of subassembly 7 is provided with sleeve 23 and loop bar 24, use through the cooperation of sleeve 23 and loop bar 24, thereby be convenient for receive and release between first expansion ring 4 and the second expansion ring 5, the regulation of first expansion ring 4 and the size has been realized, the top of sleeve 23 and the fixed loop bar's of the fixed ring 4 of the bottom of the fixed loop of the outer wall of first expansion ring 4, the outer wall of sleeve 23 is connected with the loop bar 24, the bottom of sleeve connection of sleeve 24, the fixed loop of sleeve is connected with the expansion ring 6, the expansion ring.

The working principle of the external urinary clinical prostate expansion device is as follows:

as shown in fig. 1-7, the expansion mechanism 2 moves on the surface of the body 1 by rotating the adjusting mechanism 3, and in the moving process of the expansion mechanism 2, as the expansion mechanism 2 is subjected to the traction force of the bearing seat 11 and the push rod 12 arranged therein, the contraction column 13 moves in the adjusting ring 6, and as the two ends of the push block 15 are connected with the contraction column 13, the movement of the arc-shaped push column 16 in the connecting plate 9 is pushed up and down by the left and right movement of the push block 15, and the pushing force is transmitted to the retraction assembly 7, and as the sleeve 23 and the sleeve rod 24 in the inner part are matched, when the adjusting ring 6 is subjected to the pushing force, the sleeve rod 24 enters the sleeve 23, and at this time, as the sleeve 23 is connected with the first expansion ring 4, the downward movement of the first expansion ring 4 is driven, and at this time, the size between the first expansion ring 4 and the second expansion ring 5 changes, and the size between the first expansion ring 4 and the second expansion ring 5 is realized by the forward and backward rotation of the adjusting mechanism 3, so as to adapt to the size of the conduit of the organ of the patient.

The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.

Claims

1. The utility model provides a clinical prostate expansion device outside uropoiesis, includes body (1), expanding mechanism (2) and adjustment mechanism (3), its characterized in that: the outer wall of the body (1) is in sliding connection with the inner wall of the expansion mechanism (2), the outer wall of the expansion mechanism (2) is rotatably connected with the inner wall of the adjusting mechanism (3), the right end of the body (1) is fixedly connected with the inner wall of the adjusting mechanism (3), the body (1) comprises a first expansion ring (4) and a second expansion ring (5), a retraction assembly (7) is fixedly mounted on one side of the second expansion ring (5), an adjusting ring (6) is fixedly connected to the bottom of the retraction assembly (7), the top of the retraction assembly (7) is embedded and connected with the bottom of the first expansion ring (4), and the retraction assembly (7) is symmetrically arranged at the left end and the right end of the second expansion ring (5);

the inner wall of the expansion mechanism (2) is provided with a sliding chute (10) and a bearing seat (11), the bearing seat (11) is arranged above the sliding chute (10), the left end of the bearing seat (11) is fixedly connected with a push rod (12), the left end of the push rod (12) is embedded and connected with the inner wall of the adjusting ring (6), and the inner wall of the bearing seat (11) is fixedly connected with the inner wall of the expansion mechanism (2);

the inner wall of the adjusting ring (6) is provided with a protective frame (8), a connecting plate (9) and a contraction column (13), the outer wall of the contraction column (13) penetrates through the inner wall of the connecting plate (9), the outer wall of the protective frame (8) is fixedly connected with the connecting plate (9) and the contraction column (13) in an embedded mode, the right end of the contraction column (13) is fixedly connected with the left end of the push rod (12), and the top of the connecting plate (9) is fixedly connected with the bottom of the retraction assembly (7);

the inner wall of the protective frame (8) is provided with pushing blocks (15), the outer wall of each pushing block (15) is lapped with a stress block (14), the stress blocks (14) are symmetrically arranged at the upper end and the lower end of each pushing block (15), the inner wall of the connecting plate (9) is provided with an arc-shaped pushing column (16), the bottom of each arc-shaped pushing column (16) is connected with a retraction assembly (7) in a penetrating manner, the top of each arc-shaped pushing column (16) is fixedly connected with the stress block (14), the left end and the right end of each pushing block (15) are fixedly connected with a contraction column (13), the outer wall of each pushing block (15) is connected with the inner wall of the protective frame (8) in a sliding manner, and each pushing block (15) is in a trapezoidal shape;

the left end of the body (1) is provided with a soft rubber ring (22), the outer wall of the soft rubber ring (22) is provided with an elastic pad (21), the inner wall of the elastic pad (21) is connected with the outer walls of the body (1) and the soft rubber ring (22) in an adhesive mode, air pressure holes are formed in the left side and the right side of the body (1), the inner walls of the air pressure holes are connected with an air pressure pipe (20) in an embedded mode, and the left end of the air pressure pipe (20) is connected with the inner wall of the soft rubber ring (22) in an embedded mode;

a sleeve (23) and a loop bar (24) are arranged on the inner wall of the retraction assembly (7), the top of the sleeve (23) is fixedly connected with the bottom of the first expansion ring (4), the bottom of the loop bar (24) is fixedly connected with the top of the adjusting ring (6), and the inner wall of the sleeve (23) is sleeved with the outer wall of the loop bar (24);

elastic pieces are fixedly arranged at the left end and the right end of the shrinkage column (13), one end of each elastic piece is fixedly connected with the inner wall of the adjusting ring (6), the shrinkage column (13) is elastically connected with the adjusting ring (6) through the arranged elastic pieces, and the connecting plates (9) are arranged on the outer wall of the shrinkage column (13) in a segmented manner;

rotating adjustment mechanism and making expanding mechanism move on the surface of body, expanding mechanism is at the in-process that removes this moment, because expanding mechanism receives the traction force of its inside bearing seat and catch bar that sets up, make the shrink post move in the inside of adjustable ring, because the both ends of pushing the piece are connected with the shrink post, at this moment remove through pushing the piece and will promote the arc in the connecting plate inside and promote the post upper and lower removal, and then convey the driving force to receive and release the subassembly, because under the cooperation of the sleeve in its inside and loop bar, under the condition that the adjustable ring received thrust, make the loop bar enter into in the sleeve, this moment because the sleeve is connected with first expansion ring, can drive the downstream of first expansion ring, at this moment the size between first expansion ring and the second expansion ring will change, realize the size between first expansion ring and the second expansion ring through adjustment mechanism's positive and negative rotation.

2. The extraurinary clinical prostate dilation device according to claim 1, further comprising: the outer side wall of the expansion mechanism (2) and the inner side wall of the adjusting mechanism (3) are welded with threads (19), and the expansion mechanism (2) is rotatably connected with the adjusting mechanism (3) through the arranged threads (19).

3. The extraurinary clinical prostate dilation device according to claim 1, further comprising: the expansion pipe (17) is fixedly installed at the top of the inner wall of the body (1), a liquid circulating pipe (18) is arranged below the expansion pipe (17), and the bottom of the liquid circulating pipe (18) is fixedly connected with the bottom of the inner wall of the body (1).