CN216352982U - A kind of medical mold for transurethral sac dilation of prostate - Google Patents

Abstract

The utility model discloses a medical mold for a transurethral water sac prostate dilation operation, and relates to the field of medical molds. The whole body of the utility model is made of soft silica gel, and the structure comprises a supporting seat body at the bottom, and a simulated penis structure, a simulated urethra sphincter structure, a simulated prostate structure and a simulated bladder structure with a trumpet-shaped opening which are transversely and sequentially arranged at the upper part of the supporting seat body; a bent simulated anus channel is arranged in the support seat body, and a simulated urethral catheterization cavity channel is arranged in the simulated penis structure; the upper part of the simulated prostate structure is provided with an observation port for observing the expanding state of the water sac of the prostate internal expanding operation. The utility model can be well matched with the related water sac prostate dilation catheter to perform demonstration, manual operation and related training and teaching of the transurethral water sac prostate dilation operation, greatly improves the popularization of the urethral dilation operation and the teaching and training of related professionals, can be suitable for the structural use of various water sac prostate dilation guides, and has strong universality.

Description

A kind of medical mold for transurethral sac dilation of prostate

technical field

The utility model belongs to the field of medical molds, in particular to a medical mold for transurethral sac dilation of the prostate.

Background technique

Prostatic hyperplasia (BPH) is a common benign disease in older men. The incidence of patients over 60 years old accounted for 65%, and 25% of patients had clinical symptoms requiring drug or surgical treatment. The effect of traditional transvesical prostatectomy, electric resection, and laser surgery is certain, but the surgery has a greater impact on the patient, and the physical and psychological endurance of the elderly are relatively poor, so many elderly patients are afraid of surgery. . Long-term maintenance by intubation, or even only suprapubic cystostomy to solve the difficulty in urination. Very poor quality of life. Posterior urethral dilatation for the treatment of benign prostatic hyperplasia is the current medical field should pay attention to the research and treatment of benign prostatic hyperplasia.

The related water balloon prostate dilation catheters applied by the applicant include the application number: CN201010578449.8, the composite columnar water balloon prostate dilation catheter as shown in Figures 3-4, and the application numbers: CN106581795A, CN107050624A and other posterior urethra However, there are no related molds to cooperate in the surgical demonstration and the teaching and training of urethral expansion, which affects the promotion of posterior urethral expansion and the teaching and training of related professionals. Therefore, in view of the above problems, provide A medical mold for transurethral dilatation of the prostate is of great significance.

Utility model content

The utility model provides a medical mold for transurethral sac dilation of the prostate, which solves the above problems.

In order to solve the above-mentioned technical problems, the utility model is realized through the following technical solutions:

The utility model relates to a medical mold for transurethral sac dilatation of the prostate; the whole body of the medical mold is made of soft silicone material, and the structure includes a support base at the bottom and a simulated penis structure and a simulated penis arranged laterally on the upper part of the support base Prostate structure, a simulated bladder structure with a horn-shaped opening; a circular simulated urethral sphincter structure is provided at the connection position of the simulated penis structure and the simulated prostate structure;

A curved simulated anal channel is provided inside the support base toward the side of the simulated penis structure, and the end of the simulated anal channel is located at the bottom of the simulated prostate structure;

The simulated penis structure is provided with a simulated catheterization cavity channel, the simulated prostate structure is provided with a simulated prostate catheterization channel connected with the end of the simulated catheterization cavity channel, and the simulated prostate catheterization channel and the bladder of the simulated bladder structure are provided. Urine opening is connected.

Further, the upper part of the simulated prostate structure is provided with an observation port for observing the expansion state of the water balloon in the internal expansion operation of the prostate.

Further, the medical mold does not exist or is used independently, and is used for demonstration and teaching in cooperation with the water balloon prostate dilation catheter.

The utility model includes the following beneficial effects with respect to the prior art:

1. The medical mold for transurethral sac dilation of the prostate of the present utility model is made of silicone material, and its structure is specifically referred to and simulates the relevant structures and positions in the operation, and can well cooperate with the relevant sac dilatation catheter for transurethral dilation of the prostate. Demonstration, manual operation and related training and teaching of hydrocele dilatation of the prostate, its material and structure are similar to the actual operating conditions, and can be easily carried and moved, which greatly improves the promotion of urethral dilatation and related professionals. teaching training.

2. The medical mold for transurethral sac dilatation of the prostate of the present utility model is provided with an observation port on the top which can facilitate the observation of the bulge state and phenomenon of the sac of the sac dilatation catheter during the operation, which is convenient for the trained personnel. Understand the entire process and action of transurethral sac dilatation of the prostate, as well as the entire working principle and structure and function of the hygroscopic prostate dilation catheter.

3. The medical mold for transurethral dilation of the prostate gland of the present utility model does not exist and use independently. It needs to be demonstrated in cooperation with the related dilatation catheter of the prostate, and it can adapt to the use of various structures of the dilation guide. , the versatility is strong.

Of course, any product implementing the present invention does not necessarily need to simultaneously achieve all of the above-mentioned advantages.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is a kind of structural representation of the medical mold for transurethral dilatation of the prostate of the present utility model;

Fig. 2 is a cross-sectional view of the mold structure in Fig. 1;

Fig. 3 is the structural representation of the water bladder prostate dilation catheter used based on the medical mold in the specific embodiment;

Fig. 4 is a partial enlarged view of the front part of the urinary catheter in use in Fig. 3;

In the accompanying drawings, the list of components represented by each number is as follows:

01-outer capsule, 02-inner capsule, 03-front inner capsule, 1A-4A-opening, 1B-4B-front opening, 5-inner capsule, 6-outer capsule, 7-positioning protrusion, 8-catheter body; 10 -Support body, 101- Simulate anal channel, 11- Simulate bladder structure, 12- Simulate urethral sphincter structure, 13- Simulate penis structure, 131- Simulate catheterization cavity channel, 14- Simulate prostate structure, 141- Observation port, 142 - Bladder urinal, 143 - Simulated prostate catheterization channel.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "full body", "bottom", "upper", "transverse", "end", "inside", etc. indicate orientation or positional relationships, and are only for the convenience of describing the present invention. The utility model and the simplified description, rather than indicating or implying that the components or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, should not be construed as limiting the invention.

Please refer to FIGS. 1-2 , a medical mold for transurethral dilatation of the prostate of the present utility model, the whole body of the medical mold is made of soft silicone material, and the overall structural size is 0.8-1.5 times the average structural size of a normal human body , this specific embodiment adopts the same size as the average structure size of the normal human body, and the structure includes the support base 10 at the bottom and the simulated penis structure 13, the simulated prostate structure 14, and the simulation of the trumpet-shaped opening that are arranged in sequence at the upper part of the support base 10. The bladder structure 11; the simulated penis structure 13 and the simulated prostate structure 14 are connected with a circular simulated urethral sphincter structure 12;

The inside of the support base 10 is provided with a curved simulated anal passage 101 toward the side of the simulated penis structure 13, and the end of the simulated anal passage 101 is positioned at the bottom of the simulated prostate structure 14;

The simulated penis structure 13 is provided with a simulated catheterization cavity channel 131, the simulated prostate structure 14 is provided with a simulated prostate catheterization channel 143 connected to the end of the simulated catheterization cavity channel 131, and the simulated prostate catheterization channel 143 is connected with the simulated bladder structure 11. The urinary opening 142 of the bladder is communicated.

Wherein, the upper part of the simulated prostate structure 14 is provided with an observation port 141 for observing the expansion state of the internal prostate expansion surgery water balloon.

Among them, the medical mold does not exist or use independently, and is used for demonstration and teaching in cooperation with the water balloon prostate dilation catheter.

As shown in Figures 1-4, the patent application of the applicant's publication number is CN201010578449.8, the patent name is the patent of the composite columnar water bladder prostate dilation catheter and the medical mold is explained in cooperation with this medical mold;

The composite cylindrical water bladder prostate dilation catheter shown in Figures 3-4 includes a catheter body 8, and the catheter body is provided with a catheterization cavity, an inner bladder cavity, an outer bladder cavity, and a flushing cavity, and the rear openings of the four cavities are 1A respectively. , 2A, 3A, 4A, the front openings are 1B, 2B, 3B, 4B, respectively. The rear part of the front-end openings 1B and 2B of the catheterization cavity and the flushing cavity is provided with a composite columnar high-pressure water bag, and the composite columnar high-pressure water bag includes an inner bag 5 and an outer bag 6, and the inner bag 5 is located in the outer bag 6. In the rear section, the front ends of the inner capsule cavity and the outer capsule cavity respectively have openings 3B and 4B in the inner capsule 5 and the outer capsule 6, and the expanded shape of the outer capsule 6 is columnar. The edge portion of the end of the cylindrical outer bag 6 may be provided with small rounded corners, and the radius of the small rounded corners is less than or equal to 2.5 mm. The rear end of the inner bag 5 is flush with the rear end of the outer bag 6, the length of the inner bag 5 is less than or equal to three-quarters of the length of the outer bag 6, for example, the length of the inner bag 5 can be any 1/4, 1/2, etc. of the length of the outer bag 6 .

The preferred dimensions of the specific embodiment are:

The main body of the catheter is 40cm long and the outer diameter is 5mm; the length of the inner bag 6 is 4.5-6cm, the length of the outer bag is 7-12cm, and the outer diameters of the inner and outer bags after inflation are 2.4-4.4cm.

The catheter body 8 at the rear of the outer bag 6 is provided with a positioning protrusion 7, and the positioning protrusion 7 may be 1-1.5 cm away from the tail of the outer bag. A metal inner core can be placed in the catheter main body 8 to facilitate insertion, and the metal core may not be placed as required. Both the inner bag and the outer bag can withstand pressure greater than or equal to 0.45MPa.

The working method of this medical mold is:

Now fix the bottom of the medical mold by the support base 10, take the composite columnar water bladder prostate dilation catheter in this specific embodiment, and insert the catheter body 8 into the simulated catheterization cavity channel 131 to the end through the insertion aid; After the tip of the simulated prostate structure 14 touches the positioning protrusion 7, the catheter body 8 is pulled back by 1.5 cm, and the catheter body 8 is temporarily fixed. The thumb and middle finger press against the genitals, and after touching the positioning protrusion 7, push the catheter body 8 inward by 1-1.5cm; the assistant connects the pressure gauge with the water injection tube of the internal capsule 02, injects 10-15mm of normal saline, and the indicator finger is simulated by The anal channel 101 extends into the simulated anus; the cusp of the simulated prostate structure 14 and the membrane of the urethra can be touched to initialize the sac. If it cannot be touched, the main body 8 of the catheter needs to be adjusted until the bulge of the saccular tail can be touched; the assistant continues to enter the inner sac Inject normal saline into 02 until the pressure is maintained at 2 atmospheres, and the lower part of the membrane of the simulated prostate structure 14 is torn. 01 When the pressure reaches 2 atmospheres, slowly inject water; when the pressure reaches 2 and a half atmospheres, the positioning protrusion 7 can be clearly felt through the index finger in the anal channel 101 to slide into the simulated bladder structure 11, and the internal capsule 02 is released from the simulated urethral sphincter. Compression of structure 12; hold the main catheter 8 by hand, place a columnar water bladder and slide too much into the bladder; continue to inject water to 3 atmospheres to simulate the rupture of the left and right lobes of the prostate structure 14 from the anterior commissure of the prostate, when the outer bladder 01 maintain three atmospheric pressures and keep after 3-5 minutes, the inner bag 02 water is released part, make the outer bag 01 pressure be 1 atmosphere; After pushing the simulated penis structure 13 to the root tip, tie the main conduit 8 with gauze strips , pull out the metal inner core, connect the infusion set to the irrigation tube to rinse the simulated bladder structure 11, and the simulated operation ends.

Beneficial effects:

1. The medical mold for transurethral sac dilation of the prostate of the present utility model is made of silicone material, and its structure is specifically referred to and simulates the relevant structures and positions in the operation, and can well cooperate with the relevant sac dilatation catheter for transurethral dilation of the prostate. Demonstration, manual operation and related training and teaching of hydrocele dilatation of the prostate, its material and structure are similar to the actual operating conditions, and can be easily carried and moved, which greatly improves the promotion of urethral dilatation and related professionals. teaching training.

2. The medical mold for transurethral sac dilatation of the prostate of the present utility model is provided with an observation port on the top which can facilitate the observation of the bulge state and phenomenon of the sac of the sac dilatation catheter during the operation, which is convenient for the trained personnel. Understand the entire process and action of transurethral sac dilatation of the prostate, as well as the entire working principle and structure and function of the hygroscopic prostate dilation catheter.

3. The medical mold for transurethral dilation of the prostate gland of the present utility model does not exist and use independently. It needs to be demonstrated in cooperation with the related dilatation catheter of the prostate, and it can adapt to the use of various structures of the dilation guide. , the versatility is strong.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (3)

1. A medical mould of transurethral water sac prostate dilation operation is characterized in that:

the medical mould is made of soft silica gel, and comprises a support base body (10) at the bottom, and a simulated penis structure (13), a simulated prostate structure (14) and a simulated bladder structure (11) with a horn-shaped opening which are transversely and sequentially arranged at the upper part of the support base body (10); a round simulated urethra sphincter structure (12) is arranged at the connecting position of the simulated penis structure (13) and the simulated prostate structure (14);

one side of the inside of the supporting seat body (10) facing the simulated penis structure (13) is provided with a bent simulated anus channel (101), and the tail end of the simulated anus channel (101) is positioned at the bottom of the simulated prostate structure (14);

a simulated urethral catheterization cavity channel (131) is arranged in the simulated penis structure (13), a simulated prostate urethral catheterization channel (143) connected with the tail end of the simulated urethral catheterization cavity channel (131) is arranged in the simulated prostate structure (14), and the simulated prostate urethral catheterization channel (143) is communicated with a bladder urine opening (142) of the simulated bladder structure (11).

2. The medical mold for transurethral water sac prostate dilation according to claim 1, wherein the upper portion of the simulated prostate structure (14) is provided with an observation port (141) for observing the dilation state of the water sac for the internal dilation operation of the prostate.

3. The transurethral water-sac prostate dilation medical device according to claim 1, wherein the medical device is not separately present or used for demonstration and teaching purposes in cooperation with a water-sac prostate dilation catheter.

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