CN117462774A

CN117462774A - Elastic urine bag

Info

Publication number: CN117462774A
Application number: CN202210960805.5A
Authority: CN
Inventors: 曹梅莲; 彭斯; 向妮娟; 劳晓清; 崔博览; 覃健丽; 张莉娟
Original assignee: TCM-INTEGRATED HOSPITAL OF SOUTHERN MEDICAL UNIVERSITY
Current assignee: TCM-INTEGRATED HOSPITAL OF SOUTHERN MEDICAL UNIVERSITY
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2024-01-30

Abstract

The invention discloses an elastic urine bag, which comprises an oblate shell, wherein one surface of the oblate shell is a magnetic surface, the upper end of the oblate shell is provided with a urine tube connecting part, the lower end of the oblate shell is provided with a urine bag connecting part, an elastic bag body with variable volume and maximum capacity of 1000ml is detachably sleeved and fixed on the urine bag connecting part, a supporting ring can be arranged on the urine bag connecting part in an up-down overturning manner and has a first state encircling the periphery of the oblate shell when the supporting ring is overturned upwards and a second state encircling the periphery of the elastic bag body when the supporting ring is overturned downwards, the supporting ring is provided with a pressure sensor and an alarm, and the elastic bag body is extruded by the pressure sensor on the supporting ring in the second state when the urine capacity in the elastic bag body reaches 1000 ml. The invention reduces the workload of nursing staff, reduces the space occupied by the urine bag during packaging, and can be fixed at any metal place beside the bed through magnetic force absorption, so that the urine bag is more convenient to place.

Description

Elastic urine bag

Technical Field

The invention relates to the field of medical appliances, in particular to an elastic urine bag.

Background

The main purpose of the indwelling catheter is to drain urine, which is a very common phenomenon clinically, and in general, for patients suffering from certain urinary tract diseases, if acute urinary retention occurs, urine is not discharged, and at the moment, urine can be drained into a special drainage bag through the indwelling catheter. In addition, the patient with high paraplegia caused by trauma can suffer from incontinence, and urine can be drained into a special drainage bag through the indwelling catheter for drainage of urine. In addition, the catheter is left before the operation of many patients, so that urine in the bladder can be drained into the urine bag through the catheter, and the operation is convenient.

For a patient with a indwelling catheter, the urine can not be placed into the urine bag for one time more than one thousand milliliters, a nursing staff needs to frequently check the scales on the urine bag before the urine in the urine bag reaches one thousand milliliters, and observe the capacity of the urine in the urine bag, and once the urine reaches the one thousand milliliters scale, the urine bag needs to be replaced on the horse, so that the work load of the nursing staff is increased due to the need of frequently checking the scales of the urine bag; in addition, the urine bag is a plastic bag body with a fixed volume, and occupies a relatively large space when being packaged; furthermore, the position for taking the urine specimen on the urine bag is at the bottom of the urine bag, and when the urine specimen is taken at the bottom of the urine bag, urine is easy to splash on the hands of a urine taker, so that middle-stage urine sampling cannot be performed; in addition, the urine bag needs to be hung at a position which can be hung on a bed by a hook, and the urine bag is inconvenient to put at the position which can not be hung on the bed. Therefore, there is a need to design a flexible urine bag to ameliorate the aforementioned disadvantages.

Disclosure of Invention

The invention aims to provide the elastic urine bag, which reduces the workload of nursing staff, reduces the occupied space when the urine bag is packaged, and can be fixed at any metal place beside a bed through magnetic force absorption, so that the urine bag is more convenient to place.

In order to achieve the above purpose, the invention provides an elastic urine bag, which comprises an oblate shell, wherein one surface of the oblate shell is a magnetic surface, the upper end of the oblate shell is provided with a urine tube connecting part communicated with the inner cavity of the oblate shell, the lower end of the oblate shell is provided with a urine bag connecting part communicated with the inner cavity of the oblate shell, the urine bag connecting part is detachably sleeved and fixed with an elastic bag body with variable volume and maximum capacity of 1000ml, a supporting ring is arranged on the urine bag connecting part in a vertically turnable way and is provided with a first state surrounding the periphery of the oblate shell when turned upwards and a second state surrounding the periphery of the elastic bag body when turned downwards, the supporting ring is provided with a pressure sensor and an alarm, and the elastic bag body is extruded by the pressure sensor on the supporting ring in the second state when the urine capacity in the elastic bag body reaches 1000 ml.

Preferably, the oblate shell is internally divided into two chambers which are arranged left and right through an S-shaped separation part, the urinary catheter connecting part is communicated with the left chamber, the urinary catheter connecting part is communicated with the right chamber, the lower end of the separation part is provided with a channel which enables the two chambers to be communicated, the oblate shell is provided with a middle section urine sampling port on the side surface of the left chamber, and a sampling plug is arranged at the middle section urine sampling port.

In the embodiment, the left cavity and the right cavity are formed by adopting the separation part, and the middle-section urine sampling port is arranged on the side surface of the left cavity, so that convenience is brought to middle-section urine detection and sampling; the sampling plug is adopted, so that the middle urine sampling port is conveniently sealed; the middle section urine sampling port is designed on the side face of the oblate circular shell, so that a urine specimen can be taken on the side face, a mode of taking the urine specimen at the bottom of the urine bag is replaced, and urine is prevented from splashing onto the hands of a urine taker when the urine specimen is taken.

Preferably, the right side of the partition part is provided with an extension part communicated with the channel, and a one-way valve is arranged in the extension part, and the conduction direction of the one-way valve faces to a cavity at the right side.

In the above embodiments, the use of an extension facilitates the installation of the one-way valve; by adopting the one-way valve, the urine is prevented from flowing reversely, and the risk of urinary tract infection is reduced.

Preferably, the middle section urine sampling port is arranged obliquely downwards, and a notch for giving way to the middle section urine sampling port is arranged on the support ring; a color-changing test paper which is transversely arranged is fixed on the inner wall of the chamber at the left side, and the oblate shell is a transparent shell which can observe the color change condition of the color-changing test paper.

In the embodiment, the middle-section urine sampling port is designed to be inclined downwards, so that the urine sample is more convenient to take, and urine is not easy to splash on the hands of a urine taker when a urine sample is taken; the notch is adopted to give way to the middle urine sampling port, so that the supporting ring can be folded to be in a state of being completely overlapped with the oblate shell, and the occupation of space is reduced; color-changing test paper is adopted, so that the acid-base property of urine can be conveniently detected; the transparent shell is adopted, so that the color change condition of the color-changing test paper can be observed conveniently; the color-changing test paper is transversely arranged, so that urine filled in the left cavity can quickly submerge the whole color-changing test paper.

Preferably, a magnetic plate is fixed on one surface of the oblate shell, and the size of the magnetic plate is consistent with that of the surface of the oblate shell, on which the magnetic plate is fixed.

In the above-mentioned embodiment, adopt the magnetic plate unanimous with its size in the one side of oblate shell for the adsorption area is big, adsorbs more firmly, and the loading capacity is stronger, effectively prevents to drop.

Preferably, the urine bag connecting part comprises a cylindrical part and an inner concave part connected with the lower end of the cylindrical part, a baffle is arranged at the joint of the cylindrical part and the inner concave part in an outward convex mode, the supporting ring is of a triangular structure with a small upper part and a large lower part in a side view direction, the upper end of the supporting ring is connected with an elastic C-shaped ring, the elastic C-shaped ring is clamped and fixed at the cylindrical part and is positioned above the baffle, and the bag mouth of the elastic bag body is sleeved and fixed at the inner concave part.

In the above embodiment, a baffle is used to prevent the elastic C-shaped ring from sliding down; the concave part is adopted, so that the bag mouth of the elastic bag body is convenient to fix; the supporting ring is of a triangle structure with a small upper part and a large lower part in the side view direction, so that the contact area with the bottom of the elastic bag body is large, and the elastic bag body can be stably supported.

Preferably, one side of the support ring is provided with an opening, the support ring is vertically bent and extended at two sides of the opening to form a hinged plate, and the two hinged plates are hinged at two sides of the elastic C-shaped ring through a hinge shaft.

In the above embodiment, two hinge plates are used to facilitate mounting the support ring on the elastic C-shaped ring, thereby realizing the up-and-down turning of the support ring.

Preferably, two sides of the baffle are respectively fixed with a plate body through a first screw, a second screw in threaded connection with the plate body is penetratingly arranged on each plate body, a pressing block is fixed at the inner end of each second screw, and the two pressing blocks press the bag opening of the elastic bag body sleeved at the concave part.

In the embodiment, the screw-mounting plate body is adopted to the baffle plate, so that the plate body can be disassembled, the bag opening of the elastic bag body is conveniently sleeved on the urine bag connecting part, and the elastic bag body is also convenient to disassemble and replace; the second screw with the pressing block is installed and connected with the plate body, so that the second screw is convenient to operate, the pressing block presses the bag opening of the elastic bag body, and the elastic bag body filled with urine is effectively prevented from falling.

Preferably, the plate body comprises an upper plate and a lower plate, the inner side of the upper plate exceeds the inner side of the lower plate to form an L-shaped structure, the upper plate is abutted against the baffle, the pressing block is positioned between the lower plate and the inner concave part, and a gap is reserved between the pressing block and the lower plate when the pressing block is abutted against the inner concave part.

In the above embodiment, the gap is adopted, so that the pressing block has a space away from the bag opening, and the elastic bag body is convenient to detach and replace.

Preferably, the pressing block comprises a vertical part, two horizontal parts vertically connected with the upper end and the lower end of the vertical part, and an elastic pressing sheet connected between the two horizontal parts, wherein the elastic pressing sheet is a convex arc-shaped sheet, the vertical part, the two horizontal parts and the elastic pressing sheet form a deformation space for deformation of the elastic pressing sheet, and the convex arc surface of the elastic pressing sheet is tightly pressed on the bag mouth of the concave part of the elastic bag body; the oblate shaped shell has a Tai Chi pattern on the opposite side of the magnetic plate.

In the embodiment, the elastic pressing piece is adopted, so that the effect of pressing the pressing piece to press the bag opening is better; the Taiji pattern is adopted, so that the design is more attractive.

Compared with the prior art, the elastic urine bag has the following beneficial effects:

(1) Through adopting oblate shell and design into the magnetic surface in its one side, oblate shell can be fixed in the place of any metal material of bedside through magnetic force absorption like this, need not to use the couple to look for the position and hang the urine bag for the placing of urine bag is more convenient.

(2) Through adopting the supporting portion and design pressure sensor and alarm on the supporting portion for the internal urine capacity of elasticity bag reaches when 1000ml and reports to the police immediately, thereby prompts nursing staff in time to change the urine bag, does not need nursing staff to frequently look over the urine bag scale, has reduced nursing staff's work load.

(3) The bearing part is designed to be capable of being turned up and down, so that the bearing part surrounds the periphery of the oblate shell when turned up, namely, the bearing part can be folded up, and the occupied space is reduced.

(4) By adopting the elastic bag body with variable volume to replace the urine bag with fixed volume, the occupation of space is reduced during packaging, and the packaging space is saved.

The invention will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.

Drawings

Fig. 1 is a schematic view of an elastic urine bag.

Fig. 2 is a partial enlarged view of fig. 1.

Fig. 3 is a schematic view of the carrier ring of fig. 1 after being turned up.

Fig. 4 is a partial enlarged view of fig. 3.

Fig. 5 is a schematic view of the stretch bag of fig. 3 with the stretch bag removed.

Fig. 6 is a partial enlarged view of fig. 5.

Fig. 7 is a schematic view of a one-way valve.

Fig. 8 is a front view of an oblate shell.

Fig. 9 is a side view of an oblate shell.

FIG. 10 is a schematic view of FIG. 9 in combination with an upturned carrier ring.

FIG. 11 is a schematic view of FIG. 9 in combination with a turned down carrier ring.

Reference numerals illustrate: the urine bag comprises an oblate-shaped shell 1, a magnetic plate 11, a urine tube connecting part 12, a urine bag connecting part 13, a cylindrical part 131, an inner concave part 132, a baffle 133, a screw one 134, a plate body 135, an upper plate 1351, a lower plate 1352, a screw two 136, a pressing block 137, a vertical part 1371, a horizontal part 1372, an elastic pressing piece 1373, a deformation space 1374, a partition 14, a chamber 15, a color-changing test paper 15a, an extension part 16, a one-way valve 17, a middle urine sampling port 18, a sampling plug 19, a Taiji pattern 1a, an elastic bag body 2, a support ring 3, a notch 31, an elastic C-shaped ring 32, a hinge plate 33, a hinge shaft 34, a pressure sensor 35, an alarm 36 and a controller 37.

Detailed Description

Embodiments of the present invention will now be described with reference to the drawings, wherein like reference numerals represent like elements throughout.

Referring to fig. 1-11, the elastic urine bag comprises an oblate shell 1, an elastic bag body 2 and a supporting ring 3.

The oblate shell 1 is a transparent shell, one surface of the oblate shell 1 is a magnetic surface, and specifically, a magnetic plate 11 is fixed on one surface of the oblate shell 1, the size of the magnetic plate 11 is consistent with that of the surface of the oblate shell 1, where any metal material exists, of a sickbed can be adsorbed and fixed, and a urine bag does not need to be hung at a position where a hook is needed, so that the urine bag is placed more conveniently. The upper end of the oblate shell 1 is provided with a urinary catheter connecting part 12 communicated with the inner cavity of the oblate shell 1, the urinary catheter connecting part 12 is detachably connected with a urinary catheter placed in the urethra of a patient through a urinary catheter connecting pipe 12a through threads, the urinary catheter connecting pipe 12a is made of PVC, and a clip (not shown in the figure) for clamping the urinary catheter connecting pipe 12a is arranged on the urinary catheter connecting pipe 12 a. The lower end of the oblate shell 1 is provided with a urine bag connecting part 13 communicated with the inner cavity of the oblate shell 1, and the urine bag connecting part 13 is detachably sleeved and fixed with a bag opening of the elastic bag body 2. The inside of the oblate shell 1 is divided into two chambers 15 which are arranged left and right through an S-shaped partition part 14, a color-changing test paper 15a which is transversely arranged is fixed on the inner wall of the chamber 15 positioned at the left side, the color-changing test paper 15a changes color when encountering urine, if the urine is acidic, the color-changing test paper 15a changes orange red, if the urine is alkaline, the color-changing test paper 15a changes blue-green, and the color change of the color-changing test paper 15a can be observed through the transparent oblate shell 1. The color-changing test paper 15a is transversely arranged, so that urine filled in the left cavity can quickly submerge the whole color-changing test paper 15a. The urine tube connecting part 12 is communicated with the left chamber 15, the urine bag connecting part 13 is communicated with the right chamber 15, a channel for communicating the two chambers 15 is arranged at the lower part of the separation part 14, an extension part 16 communicated with the channel is arranged at the right side of the separation part 14, a one-way valve 17 is arranged in the extension part 16, and the conduction direction of the one-way valve 17 faces to the right chamber 15, so that the urine is prevented from flowing reversely, and the risk of urinary tract infection is reduced. The side of the left cavity 15 of the oblate shell 1 is provided with the middle section urine sampling port 18, and the middle section urine sampling port 18 is arranged obliquely downwards, so that urine sampling is more convenient, and urine is not easy to splash on the hands of a urine sampler when the urine sample is taken. The middle urine sampling port 18 is provided with a sampling plug 19, which is convenient for sealing the middle urine sampling port 18 and opening the urine sampling specimen. The oblate shaped case 1 has a Tai Chi pattern 1a on the opposite surface of the magnetic plate 11, making the oblate shaped case 1 more beautiful.

The urine bag connecting part 13 comprises a cylindrical part 131 and an inner concave part 132 connected with the lower end of the cylindrical part 131, and a baffle 133 is outwards protruded at the joint position of the cylindrical part 131 and the inner concave part 132. Two sides of the baffle 133 are respectively fixed with a plate body 135 through a first screw 134, a second screw 136 in threaded connection with the plate body 135 is arranged on each plate body 135 in a penetrating manner, and a pressing block 137 is fixed at the inner end of each second screw 136. The plate body 135 comprises an upper plate 1351 and a lower plate 1352, the inner side of the upper plate 1351 exceeds the inner side of the lower plate 1352 to form an L-shaped structure, the upper plate 1351 is abutted against the baffle 133, the pressing block 137 is positioned between the lower plate 1352 and the inner concave portion 132, a gap is reserved between the pressing block 137 and the lower plate 1352 when the pressing block 137 is abutted against the inner concave portion 132, so that the pressing block 137 has a space leaving a bag opening, and the elastic bag body 2 is convenient to detach and replace. The pressing block 137 includes a vertical portion 1371, two horizontal portions 1372 vertically connected to the upper and lower ends of the vertical portion 1371, and an elastic pressing piece 1373 connected between the two horizontal portions 1372, wherein the elastic pressing piece 1373 is a convex arc piece, and the vertical portion 1371, the two horizontal portions 1372 and the elastic pressing piece 1373 form a deformation space 1374 in which the elastic pressing piece 1373 deforms.

The volume of the elastic bag body 2 is variable, the maximum capacity is 1000ml, the bag mouth of the elastic bag body 2 is sleeved and fixed at the inner concave part 132, the elastic press pieces 1373 of the two press blocks 137 press the bag mouth of the elastic bag body 2 sleeved at the inner concave part 132, and the effect of pressing the bag mouth by the press blocks 137 is better due to the adoption of the elastic press pieces 1373. The elastic bag body 2 is made of pure natural latex balloon material, and has large elasticity and high strength. The natural latex balloon consists of a basic formula and a coagulator formula, wherein the basic formula comprises 100 parts by mass of latex (60%), 0.3 part by mass of casein, 0.3 part by mass of potassium hydroxide, 0.75 part by mass of sulfur, 0.75 part by mass of accelerator ZDC, 0.4 part by mass of zinc oxide, 0.75 part by mass of antioxidant D and 1-1.5 parts by mass of pigment. The coagulant formula comprises 15 parts by mass of calcium chloride, 1 part by mass of starch, 0.5 part by mass of peach gum and a proper amount of soft water.

The support ring 3 is mounted on the urine bag connection part 13 so as to be vertically turnable and has a first state surrounding the periphery of the oblate circular shell 1 when turned upwards and a second state surrounding the periphery of the elastic bag body 2 when turned downwards. The support ring 3 is provided with a notch 31 for giving way to the middle urine sampling port 18, the support ring 3 is connected with an elastic C-shaped ring 32, and the elastic C-shaped ring 32 is clamped and fixed at the cylindrical part 131 and is positioned above the baffle 133. One side of the support ring 3 is opened, the support ring 3 is vertically bent and extended at two sides of the opening to form a hinge plate 33, and the two hinge plates 33 are hinged at two sides of the elastic C-shaped ring 32 through a hinge shaft 34. The pressure sensor 35 and the alarm 36 are arranged on the support ring 3, when the urine volume in the elastic bag body 2 reaches 1000ml, the elastic bag body 2 extrudes the pressure sensor 35 on the support ring 3 in the second state, the pressure sensor 35 transmits the pressure to the controller 37, and the controller 37 controls the alarm 36 to give out alarm sound. The supporting ring 3 has a triangular structure with a small upper part and a large lower part in the side view direction, so that the contact area with the bottom of the elastic bag body 2 is large, and the elastic bag body 2 can be stably supported.

When the nursing bed is used, the first supporting ring 3 is turned up, the first screw 134 is unscrewed, the plate body 135 and the pressing block 137 are detached, the bag mouth of the elastic bag body 2 is sleeved at the concave part 132, the plate body 135 is installed, the first screw 134 is screwed down to fix the plate body 135, the second screw 136 is screwed down, the elastic pressing piece 1373 of the pressing block 137 presses the elastic bag body 2 to be sleeved at the bag mouth of the concave part 132, the supporting ring 3 is turned down, the catheter is connected to the catheter connecting part 12, the magnetic plate 11 is adsorbed at any proper position of a sickbed, urine in the catheter flows into the elastic bag body 2 through the oblate shell 1, the volume of the elastic bag body 2 is gradually increased due to gradual increase of the urine in the urine, and the elastic bag body 2 can be pressed to the pressure sensor 35 on the supporting ring 3 when reaching 1000ml, so that an alarm prompts a nursing staff to replace the elastic bag body 2, the nursing staff does not need to frequently check the scale of the urine bag, and the work load of the nursing staff is reduced.

When the patient removes nuclear magnetic resonance, the oblate shell 1 and the elastic bag body 2 are required to be separated, the oblate shell 1 is separated from the urinary catheter, the urinary catheter connecting pipe 12a is separated from the urinary catheter connecting part 12, and the bag mouth of the elastic bag body 2 is sleeved on the urinary catheter connecting part 12 through the elastic force and fixed by the rubber band, so that the patient can directly remove nuclear magnetic resonance examination.

The bag mouth of the elastic bag body 2 can be integrally connected with a threaded connecting pipe, the size of the threaded connecting pipe is designed to be matched with the size of the urinary catheter connecting part 12 and the size of the concave part 132, the elastic bag body is directly connected with the urinary catheter connecting part 12 through the threaded connecting pipe in a threaded manner, and the elastic bag body is also connected with the concave part 132 through the threaded connecting pipe in a threaded manner, so that the structure is simpler.

The invention has been described in connection with the preferred embodiments, but the invention is not limited to the embodiments disclosed above, but it is intended to cover various modifications, equivalent combinations according to the essence of the invention.

Claims

1. An elastic urine bag comprising: the urine bag comprises an oblate shell, wherein one side of the oblate shell is a magnetic surface, the upper end of the oblate shell is provided with a urine tube connecting part communicated with an oblate shell inner cavity, the lower end of the oblate shell is provided with a urine bag connecting part communicated with the oblate shell inner cavity, an elastic bag body with a variable volume and a maximum capacity of 1000ml is detachably sleeved and fixed on the urine bag connecting part, a supporting ring can be installed on the urine bag connecting part in an up-down overturning manner and has a first state encircling the periphery of the oblate shell when the supporting ring overturns upwards and a second state encircling the periphery of the elastic bag body when the supporting ring overturns downwards, the supporting ring is provided with a pressure sensor and an alarm, and the elastic bag body extrudes the pressure sensor on the supporting ring in the second state when the urine capacity in the elastic bag body reaches 1000 ml.

2. The flexible urine bag as defined in claim 1, wherein: the interior of the oblate shell is divided into two chambers which are arranged left and right through an S-shaped separation part, the urine tube connecting part is communicated with the chamber on the left side, the urine bag connecting part is communicated with the chamber on the right side, the lower extreme of division portion has the passageway that makes two cavities intercommunication, and oblate shell is provided with middle section urine sampling port in the side of the cavity of left side, and middle section urine sampling port department has the sampling plug.

3. The flexible urine bag as defined in claim 2, wherein: the right side of the separation part is provided with an extension part communicated with the channel, a one-way valve is arranged in the extension part, and the conduction direction of the one-way valve faces to a cavity at the right side.

4. A flexible urine bag as defined in claim 3, wherein: the middle-section urine sampling port is arranged obliquely downwards, and a notch for giving way to the middle-section urine sampling port is formed in the supporting ring; a color-changing test paper which is transversely arranged is fixed on the inner wall of the chamber at the left side, and the oblate shell is a transparent shell which can observe the color change condition of the color-changing test paper.

5. The flexible urine bag as defined in any one of claims 1-4, wherein: one surface of the oblate shell is fixed with a magnetic plate, and the size of the magnetic plate is consistent with that of the surface of the oblate shell, on which the magnetic plate is fixed.

6. The flexible urine bag as defined in claim 5, wherein: the urine bag connecting part comprises a cylindrical part and an inner concave part connected with the lower end of the cylindrical part, a baffle is outwards protruded at the joint position of the cylindrical part and the inner concave part, the supporting ring is of a triangular structure with a small upper part and a big lower part in the side view direction, the upper end of the supporting ring is connected with an elastic C-shaped ring, the elastic C-shaped ring is clamped and fixed at the cylindrical part and positioned above the baffle, and the bag mouth of the elastic bag body is sleeved and fixed at the inner concave part.

7. The flexible urine bag as defined in claim 6, wherein: one side of the supporting ring is provided with an opening, the two sides of the opening are respectively vertically bent and extended to form a hinged plate, and the two hinged plates are hinged on two sides of the elastic C-shaped ring through a hinge shaft.

8. The flexible urine bag as defined in claim 6 or 7, wherein: two sides of the baffle are respectively fixed with a plate body through a first screw, a second screw which is in threaded connection with the plate body is arranged on each plate body in a penetrating mode, a pressing block is fixed at the inner end of each second screw, and the two pressing blocks press the bag opening of the elastic bag body sleeved at the concave portion.

9. The flexible urine bag as defined in claim 8, wherein: the plate body includes upper plate and hypoplastron, and the inboard of upper plate surpasses the inboard of hypoplastron and forms L type structure, and the upper plate is leaned on the baffle, and the briquetting is located between hypoplastron and the interior concave part, has the clearance with the hypoplastron when the briquetting is hugged closely the interior concave part.

10. The flexible urine bag as defined in claim 9, wherein: the pressing block comprises a vertical part, two horizontal parts vertically connected with the upper end and the lower end of the vertical part, and an elastic pressing sheet connected between the two horizontal parts, wherein the elastic pressing sheet is a convex arc-shaped sheet, the vertical part, the two horizontal parts and the elastic pressing sheet form a deformation space for deformation of the elastic pressing sheet, and the convex arc surface of the elastic pressing sheet is tightly pressed on the bag mouth of the concave part of the elastic bag body; the oblate shaped shell has a Tai Chi pattern on the opposite side of the magnetic plate.