CN215527031U

CN215527031U - Model for digital rectal examination clinical teaching

Info

Publication number: CN215527031U
Application number: CN202121326740.6U
Authority: CN
Inventors: 赵妍; 杨热电; 洪峰; 古迪
Original assignee: First Affiliated Hospital of Guangzhou Medical University
Current assignee: First Affiliated Hospital of Guangzhou Medical University
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2022-01-14
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a model for digital rectal examination clinical teaching, which comprises a model main body, wherein a simulated rectum is arranged in the model main body, one end of the simulated rectum is provided with an opening at one side of the model main body, the side wall of the simulated rectum is communicated with an air pipe, one end of the air pipe, which is far away from the simulated rectum, penetrates through the side wall of the model main body, which is far away from the opening, one end of the air pipe, which penetrates through the model main body, is communicated with an air bag, a model groove is arranged in the model main body, the side wall of the model groove is abutted against the side wall of the simulated rectum, a fixing mechanism is arranged on the bottom wall of the model main body, a fixing port is arranged on the side wall of the bottom of the model main body, two limiting grooves are respectively arranged on the side walls at two opposite sides of the fixing port, and a limiting mechanism is arranged on the inner wall of the fixing port. The teaching model can be fixed on a desktop, and parts can be replaced in the model, so that a new hand can inspect the rectum under different conditions by fingers, and the purpose of the milling technology is achieved.

Description

Model for digital rectal examination clinical teaching

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a model for digital rectal examination clinical teaching.

Background

DRE (digital rectal examination), serum PSA (prostate specific antigen) and ultrasound-guided prostate puncture are the three main methods of diagnosing early stage prostate cancer. The combined use of DRE and serum PSA is the most effective method for prostate cancer diagnosis for every patient. Experts recommend that men over 45 years old should have a digital rectal examination every year, which is very important for early diagnosis. The accuracy rate of digital rectal examination reaches 50% -70%, and the opportunity of early diagnosis and radical cure can be obtained.

As a novice can master the rapid finger examination method only through a large amount of practices, but the prior art lacks a finger examination teaching model suitable for a novice physician, is not beneficial to the finger examination of the novice physician, so that the physician may misdiagnose a patient and damage the health of the patient, and therefore, a model for rectal finger examination clinical teaching is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, such as: the lack of a targeted digital rectal examination teaching model makes it difficult for a new physician to quickly and accurately judge the condition of a patient, and provides a model for digital rectal examination clinical teaching.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a model for digital rectal examination clinical teaching, includes the model main part, the inside simulation rectum of having seted up of model main part, simulation rectum one end is equipped with the opening in model main part one side, simulation rectum lateral wall intercommunication has the trachea, the trachea is kept away from simulation rectum one end and is run through the model main part and keep away from opening one side lateral wall, the trachea runs through model main part one end intercommunication and has the gasbag, the model groove has been seted up in the model body, the lateral wall and the simulation rectum lateral wall in model groove offset, fixed establishment has been installed to model main part diapire, fixed mouthful has been seted up to model main part bottom lateral wall, two restriction grooves have been seted up respectively to the relative both sides lateral wall of fixed mouthful, restriction establishment has been installed to the fixed mouth inner wall.

Preferably, the model body has the same shape as the crotch of an adult male and the simulated rectum has the same shape and length as the rectum of an adult male.

Preferably, fixed establishment includes telescopic link and sucking disc, the telescopic link includes flexible quarter butt and flexible stock, flexible quarter butt rotates with model main part diapire to be connected, flexible stock is kept away from flexible quarter butt one end and sucking disc fixed connection.

Preferably, the limiting mechanism comprises an insert block, two convex rods, a first spring and a moving rod, wherein the side wall of the insert block is abutted to the inner wall of the fixed opening, a moving cavity is formed in the insert block, the bottom wall of the moving cavity is fixedly connected with the first spring, one end of the moving cavity and one end of the moving rod are far away from the first spring, one end of the moving rod is far away from the first spring and penetrates through the side wall of one side of the insert block, the two convex rods are arranged in the moving cavity, the two convex rods are respectively provided with one end which penetrates through the side wall of the insert block and is abutted to the inner walls of the two limiting grooves, and one end of the limiting groove which is far away from the convex rods is abutted to the side wall of the moving rod.

Preferably, the motion rod is provided with two grooves on the side wall abutting against the two convex rods, and the two grooves are located at the end, far away from the first spring, of the motion rod.

Preferably, two lateral walls that the nose bar is located the motion intracavity are fixedly connected with quarter butt respectively, the quarter butt is close to motion chamber lateral wall one side fixedly connected with second spring, the second spring is kept away from quarter butt one end and is moved chamber lateral wall fixed connection, two the nose bar is located the inside of two second springs respectively.

Compared with the prior art, the utility model has the beneficial effects that:

1. the fixing mechanism is arranged to firmly fix the model on a table top, so that a doctor can quickly and accurately perform finger examination on the rectum conveniently, and a novice doctor can quickly master the skill of the digital rectal examination;

2. by arranging the limiting mechanism, different types of models can be placed in the model grooves in the model body, so that rectal changes under different diseases are simulated, and doctors can conveniently and comprehensively know the possible conditions of digital rectal examination.

Drawings

FIG. 1 is a schematic structural diagram of a model for digital rectal examination clinical teaching according to the present invention;

FIG. 2 is a schematic structural diagram of a model body;

fig. 3 is a schematic structural view of the restricting mechanism.

In the figure: the model comprises a model body 1, a simulated rectum 2, an air pipe 3, an air bag 4, a model groove 5, a limiting groove 6, a telescopic short rod 7, a telescopic long rod 8, a sucking disc 9, an insertion block 10, a convex rod 11, a first spring 12, a motion rod 13, a groove 14, a short rod 15 and a second spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a model for digital rectal examination clinical teaching, which comprises a model main body 1, wherein a simulated rectum 2 is arranged in the model main body 1, one end of the simulated rectum 2 is provided with an opening at one side of the model main body 1, the shape of the model main body 1 is the same as the shape of the crotch of an adult male, the shape and the length of the simulated rectum 2 are also the same as the shape and the length of the rectum of the adult male, the side wall of the simulated rectum 2 is communicated with an air tube 3, one end of the air tube 3, which is far away from the simulated rectum 2, penetrates through the side wall of the model main body 1, which is far away from the opening, and one end of the air tube 3, which penetrates through the model main body 1, is communicated with an air bag 4;

the model body is internally provided with a model groove 5, the side wall of the model groove 5 is abutted against the side wall of the simulated rectum 2, the bottom wall of the model main body 1 is provided with a fixing mechanism, the fixing mechanism comprises a telescopic rod and a sucker 9, the telescopic rod comprises a telescopic short rod 157 and a telescopic long rod 8, the telescopic short rod 157 is rotatably connected with the bottom wall of the model main body 1, one end of the telescopic long rod 8, which is far away from the telescopic short rod 157, is fixedly connected with the sucker 9, the side wall of the bottom of the model main body 1 is provided with a fixing opening, the side walls of two opposite sides of the fixing opening are respectively provided with two limiting grooves 6, and the inner wall of the fixing opening is provided with a limiting mechanism;

the limiting mechanism comprises an inserting block 10, two convex rods 11, a first spring 12 and a moving rod 13, two grooves 14 are respectively formed in the side wall of the moving rod 13, which is abutted to the two convex rods 11, the positions of the two grooves 14 are both located at the end, far away from the first spring 12, of the moving rod 13, the side wall of the inserting block 10 is abutted to the inner wall of the fixing opening, a moving cavity is formed in the inserting block 10, the bottom wall of the moving cavity is fixedly connected with the first spring 12, and one end, far away from the moving cavity, of the first spring 12 is fixedly connected with the moving rod 13;

motion pole 13 is kept away from first spring 12 one end and is run through inserted block 10 one side lateral wall, two nose bars 11 are all installed in the motion intracavity, two nose bars 11 all have one end to run through inserted block 10 lateral wall and offset respectively with two 6 inner walls in restriction groove, two nose bars 11 are kept away from 6 one ends in restriction groove and are offset respectively with motion pole 13 lateral wall, two nose bars 11 are located the lateral wall of motion intracavity fixedly connected with quarter butt 15 respectively, quarter butt 15 is close to motion chamber lateral wall one side fixedly connected with second spring 16, quarter butt 15 one end and motion chamber lateral wall fixed connection are kept away from to second spring 16, two nose bars 11 are located the inside of two second springs 16 respectively.

In the utility model, as the model body is placed in the storehouse when not in use, dust can possibly enter the simulated rectum 2, and the dust in the simulated rectum 2 can be blown out by squeezing the air bag 4, thereby being more beneficial to the long-term use of the simulated rectum 2;

under the initial condition, two nose bars 11 one end offset with motion pole 13 lateral wall, the other end then offsets with restriction groove 6 inner wall, through pressing motion pole 13, motion pole 13 will extrude first spring 12, two nose bars 11 will drive nose bar 11 and get into in the recess 14 of motion pole 13 lateral wall under the effect of second spring 16 this moment, and then make nose bar 11 break away from the restriction groove 6 of fixed mouthful lateral wall, take out inserted block 10, just can place different models in model groove 5, be convenient for the doctor to know the change of rectum in the different diseases.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The model for digital rectal examination clinical teaching comprises a model main body (1) and is characterized in that a simulation rectum (2) is arranged inside the model main body (1), one end of the simulation rectum (2) is provided with an opening on one side of the model main body (1), the side wall of the simulation rectum (2) is communicated with a trachea (3), one end, far away from the simulation rectum (2), of the trachea (3 penetrates through the side wall of the model main body (1) on one side far away from the opening, one end, penetrating through the model main body (1), of the trachea (3) is communicated with an air bag (4), a model groove (5) is formed in the model main body, the side wall of the model groove (5) is abutted against the side wall of the simulation rectum (2), a fixing mechanism is arranged on the bottom wall of the model main body (1), a fixing opening is formed in the side wall of the bottom of the model main body (1), two limiting grooves (6) are respectively formed in the side walls on two opposite sides of the fixing opening, the inner wall of the fixed port is provided with a limiting mechanism.

2. A model for digital rectal examination clinical teaching according to claim 1, characterized in that the shape of the model body (1) is the same as the shape of the crotch of an adult male, and the shape and length of the simulated rectum (2) are also the same as the shape and length of the rectum of an adult male.

3. The model for the digital rectal examination clinical teaching of claim 1, wherein the fixing mechanism comprises a telescopic rod and a suction cup (9), the telescopic rod comprises a short telescopic rod (15) (7) and a long telescopic rod (8), the short telescopic rod (15) (7) is rotatably connected with the bottom wall of the model main body (1), and one end, far away from the short telescopic rod (15) (7), of the long telescopic rod (8) is fixedly connected with the suction cup (9).

4. The model for digital rectal examination clinical teaching of claim 1, wherein, the limiting mechanism comprises an insert block (10), two convex rods (11), a first spring (12) and a moving rod (13), the side wall of the insertion block (10) is abutted against the inner wall of the fixed opening, a motion cavity is arranged in the insertion block (10), the bottom wall of the motion cavity is fixedly connected with a first spring (12), one end of the first spring (12) far away from the motion cavity is fixedly connected with a motion rod (13), one end of the moving rod (13), far away from the first spring (12), penetrates through the side wall of one side of the inserting block (10), the two protruding rods (11) are arranged in the moving cavity, one ends of the two protruding rods (11) penetrate through the side wall of the inserting block (10) and respectively abut against the inner walls of the two limiting grooves (6), and one ends of the two protruding rods (11), far away from the limiting grooves (6), abut against the side wall of the moving rod (13).

5. A model for digital rectal examination clinical teaching according to claim 4, characterized in that the motion bar (13) is provided with two grooves (14) on the side wall opposite to the two convex bars (11), and the two grooves (14) are located at the end of the motion bar (13) far away from the first spring (12).

6. A model for rectal digital examination clinical teaching according to claim 4, characterized in that the side walls of the two convex rods (11) located in the motion cavity are fixedly connected with short rods (15), respectively, one side of the short rods (15) close to the side wall of the motion cavity is fixedly connected with second springs (16), one ends of the second springs (16) far away from the short rods (15) are fixedly connected with the side wall of the motion cavity, and the two convex rods (11) are located inside the two second springs (16), respectively.