CN112242078A - Simulation training system and simulation training method for ultrasonically cleaning bladder - Google Patents
Simulation training system and simulation training method for ultrasonically cleaning bladder Download PDFInfo
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- CN112242078A CN112242078A CN202011294740.2A CN202011294740A CN112242078A CN 112242078 A CN112242078 A CN 112242078A CN 202011294740 A CN202011294740 A CN 202011294740A CN 112242078 A CN112242078 A CN 112242078A
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
Abstract
The invention relates to the field of medical machinery, in particular to a simulation training system and a simulation training method for ultrasonically cleaning a bladder, wherein the training system comprises a lifting and movable suspension bracket (1), a lifting treatment table (2), a human body model (11) and a flushing assembly, the human body model (11) is arranged on the lifting treatment table (2), the bladder assembly (10) is detachably arranged in the abdomen of the human body model (11), the flushing assembly comprises a flushing bottle (13), a water inlet pipe (12), an ultrasonic catheter (8), a drainage pipe (5) and a drainage bag (4) which are sequentially connected, the flushing bottle (13) is suspended on the suspension bracket (1), and the ultrasonic catheter (8) is detachably communicated with the bladder assembly (10). Compared with the prior art, the bladder cleaning device has the advantages of good cleaning effect, simplicity and convenience in operation, rapidness in bladder replacement, leakage and overflow prevention, high intelligent degree, good simulation effect and the like, and can be used for training and checking prosthesis simulation bladder cleaning for medical workers.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a simulation training system and a simulation training method for ultrasonically cleaning a bladder.
Background
For patients who are bedridden for a long time and cannot get out of bed to move or patients suffering from bladder diseases such as cystitis and bladder tumor, in order to keep urine of the patients to drain smoothly and remove foreign matters such as blood clots, mucus and bacteria in the bladder, regular cleaning of the bladder is required, even a catheter is kept in the body of the patients, if the bladder is not cleaned properly, sundries can be accumulated, urinary tract infection is caused, and further discomfort of the patients is aggravated.
With the increase of the number of clinical patients, the workload of clinical treatment operations required by medical staff is increased, which is a serious test for the working efficiency, proficiency, patience and the like of the medical staff. At the same time, with the continuous development of technology, patient expectations are also increasing, and they desire an optimized, less invasive cleaning method. Therefore, the medical instrument is continuously optimized, and the operation fineness and the skill of the medical staff are improved, so that the requirements of patients can be further met. The related simulation training device can help medical staff to simulate and exercise in advance, is familiar with new products, new technologies and new medical procedures, improves the operation proficiency of the medical staff, improves the self-confidence of the operation, enables the operation to be more accurate, and enables the use of instruments to be more standard, so that the risk possibly encountered in the real medical process is reduced to the minimum.
In addition, in the teaching or scientific research of relevant nursing school or medical college, also often need simulate trainer to the teacher gives lessons, student study and training experiment, thereby improve student's perception directly perceived nature, reduce the degree of difficulty in the learning process, improve the proficiency degree of student's operation, the confidence of operation certainly, let the student can operate more accurately, more professional, reduce the misoperation that probably appears in the actual clinic in the future, reduce the operation risk. In addition, by means of the simulation training device for the relevant bladder cleaning, the general public or family members of the patient except the professional can really feel the general flow of the bladder cleaning, learn and know the relevant knowledge in advance, reduce panic, finally improve the nursing level of the patient and the like.
The traditional bladder washing or irrigating device utilizes a catheter to inject a solution into the bladder, and then the injected liquid is drained out by using the siphon principle. The method has the following disadvantages: firstly, suspended matters floating in the bladder can only be drained by utilizing a siphon principle, but fine particles, sediments, adhesion impurities and the like adsorbed on the bladder wall are difficult to clean, medical workers often adopt a method of changing the body position of a patient to clean the patient at multiple angles, so that the operation is very troublesome, the workload is increased, and the operation is repeated for 3 to 4 times; secondly, in order to improve the cleaning effect, the bladder is often cleaned by adding chemical components into the cleaning solution, which may cause additional damage to the bladder.
Disclosure of Invention
The invention aims to solve the problems and provides a simulation training system and a simulation training method for ultrasonically cleaning the bladder, the training system has the advantages of good cleaning effect, simplicity and convenience in operation, rapidness in bladder replacement, leakage prevention and overflow prevention, high intelligent degree, good simulation effect and the like, and can be used for performing prosthesis simulation bladder cleaning training and checking work on medical workers.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a simulation training system for supersound washing bladder, training system includes liftable and mobilizable mounted frame, liftable treatment platform, locates the manikin and the flush assembly on the liftable treatment platform, can dismantle in manikin's the belly and be equipped with the bladder subassembly, the flush assembly is including the washing bottle, inlet tube, supersound catheter, drainage tube and the drainage bag that connect gradually, the washing bottle hangs on the mounted frame, supersound catheter can dismantle with the bladder subassembly and be linked together. The ultrasonic catheter is a catheter which can be used for ultrasonic treatment and is formed by arranging an ultrasonic vibrator in the catheter, so that the catheter with the functions is named as the ultrasonic catheter.
Further, the head of the ultrasonic catheter is communicated with the bladder assembly and is provided with an ultrasonic vibrator, the tail of the ultrasonic catheter is provided with a water inlet and a water outlet, the water inlet is connected with a water inlet pipe and is provided with a water inlet valve, the water outlet is connected with a drainage pipe, and the ultrasonic catheter is provided with a drainage valve and a one-way valve. The ultrasonic catheter is a double-cavity or three-cavity catheter, ultrasonic waves emitted by the ultrasonic vibrator have an adjustable function, in the flushing process, the drain valve and the one-way valve are closed firstly, the water inlet valve is opened, flushing fluid flows out of the flushing bottle and enters the ultrasonic catheter through the water inlet pipe and the water inlet, the flushing fluid becomes waste liquid after the bladder assembly is cleaned, the water inlet valve is closed, the drain valve and the one-way valve are opened, the waste liquid enters the drainage bag through the water outlet and the drainage tube, and the one-way valve is located in the downstream direction of the drain valve to prevent backflow of the waste. The ultrasonic vibrator is made of the existing commercial product, and the size of the ultrasonic vibrator can be adjusted according to the actual situation and can be customized.
Furthermore, the head of the ultrasonic catheter is partially hollowed, so that the vibration effect of the ultrasonic vibrator can be enhanced.
Further, the training system further comprises a pressure detection control assembly, the pressure detection control assembly comprises a liquid pressure sensor and a controller, the liquid pressure sensor is connected with the ultrasonic catheter, and the controller is electrically connected with the ultrasonic vibrator through a lead. Liquid pressure sensor passes through connecting pipe intercommunication supersound catheter, can detect and show the pressure of the flush fluid in the simulation bladder, if the pressure of flush fluid surpasss the settlement scope, the last probe that is equipped with of liquid pressure sensor, the probe is linked together through Y type pipe and supersound catheter, water pressure in the bladder just can transmit the probe like this, be equipped with the connecting pipe between probe and the liquid pressure sensor body, the external manikin is located to the connecting pipe, the supersound transmitting strength of accessible controller control supersound catheter, the emission time etc. so that control ultrasonic vibration intensity and ultrasonic cleaning time when wasing the simulation bladder.
Further, the bladder subassembly is including dismantling the simulation bladder, bladder connection pressure head and the bladder seat of connecting in proper order, the pressure head is connected to the bladder includes that bladder connector and cover establish the head that sticiss in the bladder connector outside, the opening part clamp of simulation bladder is between bladder connector and sticis the head, the bladder seat is fixed in manikin's belly, be equipped with the bladder connector passageway that the axial runs through in the bladder connector, be equipped with the bladder seat passageway that the axial runs through in the bladder seat, the head of supersound catheter passes bladder seat passageway and bladder connector passageway in proper order and links to each other with the simulation bladder, the lower extreme of bladder seat is equipped with artificial human reproduction mould ware. The simulated bladder, the tight pressure head, the bladder connector, the bladder seat and the human body reproductive module form a hollow urinary mechanism simulating the human bladder and the urethra, can be used for catheterization training and bladder cleaning training, can be a bottle, a balloon, an animal bladder and the like, and is hermetically connected with the bladder connector through the tight pressure head. The pressing head is hollow and provided with a pressing head channel, the end part of the bladder connector connected with the pressing head is positioned in the pressing head channel, the inner diameter of the bladder connector channel is smaller than that of the pressing head channel, the end part of the bladder seat connected with the bladder connector is positioned in the bladder connector channel, and the inner diameter of the bladder seat channel is smaller than that of the bladder connector channel. The simulated bladder, the bladder connector and the tightening head are matched for use and are provided with a plurality of sets, and the whole set of replacement can be carried out at any time according to the requirements when in use.
Furthermore, the inner wall of the pressing head is provided with internal threads and an inner taper hole, the outer wall of the end part of the bladder connector connected with the pressing head is provided with external threads and an external conical surface which are matched with the pressing head, the outer wall of the bladder seat is provided with external threads, and the outer wall of the end part of the bladder connector connected with the bladder seat is provided with internal threads matched with the bladder seat. The tightening head is in threaded fit connection with the bladder connector, and the bladder connector is tightly pressed to penetrate through the simulated bladder between the inner conical hole and the outer conical surface so as to realize sealing and is in threaded fit connection with the bladder seat.
Furthermore, still the cover is equipped with the bladder seat sealing washer outside the bladder seat, and the bladder seat sealing washer is located the junction of bladder connector and bladder seat, prevents that inside liquid from leaking outward.
Further, the training system also comprises an air bag assembly, wherein the air bag assembly comprises an annular air bag, an inflation tube and an inflation air bag, and the annular air bag is arranged on the side wall of the bladder seat channel and is in interference contact with the ultrasonic catheter. The side part of the bladder seat is provided with an opening for the inflation tube to extend into and communicate the annular air bag and the inflation air bag. The inflatable air bag can inflate the annular air bag to compress the ultrasonic catheter passing through the bladder seat channel of the bladder seat and realize sealing, so that the phenomenon that closed liquid in the simulated bladder leaks along the ultrasonic catheter, the urethra or the bladder seat channel is avoided, the annular air bag can simulate real urethral pressure and friction force to a certain extent, and the authenticity of a urethral catheterization and bladder cleaning training experiment is enhanced.
Furthermore, the training system also comprises a pulling pressure sensor connected with the bladder seat, the pulling pressure sensor is an annular through hole pressure sensor, a through shaft type sensor or a cylindrical sensor and comprises an annular inner ring and an annular outer ring from inside to outside, a through hole is arranged in the annular inner ring and sleeved on the outer side of the bladder seat through the through hole, and the annular outer ring is fixed in the abdomen of the manikin. In order to quantify the friction force of the ultrasonic catheter to a bladder seat channel (simulated urethra) during catheterization training or bladder cleaning training and control the force of medical personnel inserting the ultrasonic catheter so as to reduce the injury to the urethra of a patient, a pull pressure sensor is arranged and measures the insertion force of the ultrasonic catheter transmitted by an annular air bag to the urethra.
Further, the pull pressure sensor further comprises an inner elastic connecting piece arranged in the annular inner ring and an outer elastic connecting piece arranged outside the annular outer ring, a through hole matched with the bladder seat is formed in the inner elastic connecting piece, the inner elastic connecting piece is arranged between the annular inner ring and the bladder seat, the annular outer ring is fixed in the abdomen of the human body model through the outer elastic connecting piece, and the inner elastic connecting piece or the outer elastic connecting piece can be springs or rubber and the like, so that reverse traction resistance of muscles such as urethra and the like to the urinary catheter when the urinary catheter is inserted in a more real simulation mode is achieved, and the phenomenon that a trainer experiences hardness due to rigid connection is avoided.
Further, the training system still includes the subassembly of weighing, the subassembly of weighing is including hanging the title and with hang the weighing box that the title is connected, the lateral part of liftable treatment platform is equipped with the couple that supplies to hang the title and hang, the drainage bag is placed in weighing the box. The hanging is called small-size portable scale, can weigh out the weight of bearing box and drainage bag, and the hanging scale has the zero set device so that weigh out the weight of drainage bag alone, or weigh out the increase amount of drainage bag alone to detect the weight of human exhaust washing liquid or urine more conveniently.
Furthermore, the suspension bracket sequentially comprises a plurality of suspension brackets, a first supporting rod, a second supporting rod and a supporting base from top to bottom, the second supporting rod is hollow, the first supporting rod is inserted into the second supporting rod and movably connected with the second supporting rod, a fixing part is arranged at the joint, a plurality of universal wheels are arranged at the bottom of the supporting base, and the washing bottle is suspended on the suspension brackets. Through the depth of insertion of adjustment first bracing piece in the second bracing piece, carry out the altitude mixture control of suspension bracket to the washing liquid is to the fluid pressure of simulation bladder in the adjustment washing bottle, and the universal wheel is rotatory convenient, makes things convenient for the removal of suspension bracket. The hanging frame adopts the existing commercial products, the matching of the first supporting rod and the second supporting rod is a large sleeve and a small pipe, and the locking and unlocking are realized by a knob, which is similar to the rod of a telescopic mop.
Furthermore, the liftable treatment table is a scissor-fork type liftable treatment table and comprises an object stage, a scissor-fork structure and a treatment table base from top to bottom, the scissor-fork structure comprises an outer support frame, an inner support frame and a rocker arm, the inner support frame is rotatably connected with the outer support frame, the rocker arm is arranged on the inner support frame, one end of the outer support frame is rotatably connected with the treatment table base, and the other end of the outer support frame is fixedly connected with the object stage. The rotating angle of the inner support frame relative to the outer support frame and the rotating angle of the outer support frame relative to the base of the treatment table are adjusted through the rocker arms, so that the height of the object stage is adjusted, the height of the human body model is changed, a patient can conveniently lie in the actual operation, and the pressure of flushing liquid in the flushing bottle on liquid simulating the bladder can be adjusted together with the suspension bracket. The scissor-fork type liftable treatment table adopts the existing commercial products, the scissor-fork structure is in an X-shaped structure, and the included angle between the 'v' and the 'v' of the X-shaped structure is changed by horizontal pushing, so that the height of the scissor-fork structure is changed.
Further, all parts of the training system may be made of transparent material, in particular the manikin and the bladder assembly, the abdomen of which is provided with an abdominal cover.
Furthermore, the training system also comprises a camera system, and the camera system can shoot videos in the training process, acquire key points of operation steps, perform system scoring on the training process, and can be used as future standardized teaching videos for other people to learn or discuss.
A simulation training method of the simulation training system for ultrasonically cleaning the bladder comprises the following steps:
(a) adjusting the height of the liftable treatment table, flatly placing the human body model on the liftable treatment table, assembling the bladder assembly, and checking the airtightness;
(b) adjusting the height of the suspension bracket, assembling the flushing assembly, hanging the flushing bottle on the suspension bracket, connecting the ultrasonic urinary catheter and the bladder assembly, and cleaning;
(c) after the cleaning is finished, closing each pipeline, and replacing bladder components or finishing training.
Specifically, step 1, assembling, and well-equipped work: assembling a human body model, preparing a plurality of simulated bladders, tightening heads and bladder connectors, wherein the simulated bladders can adopt animal bladders and the like, selecting one of the simulated bladders, the tightening heads and the bladder connectors, opening an abdominal cavity cover, connecting the simulated bladder, the tightening heads and the bladder connectors with a bladder seat fixed in the human body model, screwing, paying attention to whether a bladder seat sealing ring is placed, checking the tightness after connection, checking the tightness, confirming the good condition, and preparing a human simulator; moving the liftable treatment table to a proper position, adjusting the height of the liftable treatment table, flatly placing the human body model (dummy) on the liftable treatment table, and enabling the human body model to lie on the back; the air bag assembly is connected, the air bag is pressed to inflate the annular air bag, whether the air pressure rises or not is checked, the annular air bag rises to proper pressure, the ultrasonic catheter is convenient to penetrate and has certain resistance, the ultrasonic catheter is sealed, and then the abdominal cavity cover is covered.
And 3, finishing cleaning: stopping and closing the related valves, sequentially pulling out the pipes, pouring the waste liquid, and dismantling the related equipment.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention adopts an ultrasonic cleaning mode to clean the bladder, detects the pressure in the simulated bladder through the liquid pressure sensor, and adjusts the ultrasonic emission intensity and the emission time of the ultrasonic catheter by the controller, thereby solving the problems of incomplete cleaning and dirt discharge of the patient who needs to be turned over in the prior art.
(2) The bladder in a human body is simulated by adopting the simulated bladder, the tightening head, the bladder connector and the bladder seat, and a plurality of times of cleaning training can be carried out by replacing the simulated bladder, the tightening head and the bladder connector.
(3) The structure of tight pressure head, bladder connector and bladder seat designs, makes the bladder subassembly be airtight state to set up bladder seat sealing washer, further prevent that inside liquid from leaking outward.
(4) Through annular gasbag, gas tube and gas bag, compress tightly the supersound catheter in the bladder seat passageway to prevent to simulate inclosed liquid in the bladder and leak along urethra or bladder seat passageway outward, annular gasbag moreover and can simulate real urethra pressure and frictional force to a certain extent, the authenticity of reinforcing catheterization and washing bladder training experiment.
(5) The pressure sensor can quantify the friction force of the ultrasonic catheter to the bladder seat channel (simulated urethra) during catheterization training or bladder cleaning training, and the force of medical staff inserting the ultrasonic catheter is controlled to reduce the urethral injury of a patient.
(6) The weighing component can conveniently detect the weight of the cleaning liquid or urine discharged by a human body.
(7) The suspension bracket and the liftable treatment table can be lifted and adjusted to adjust the pressure of the flushing liquid in the flushing bottle on the liquid simulating the bladder, and the suspension bracket can also move.
Drawings
FIG. 1 is a schematic diagram of a simulated training system for ultrasonically cleaning a bladder;
FIG. 2 is a schematic view of a connection structure of the ultrasonic urinary catheter and the pressure detection control assembly;
FIG. 3 is a schematic view of the connection of the irrigation assembly and the bladder assembly;
FIG. 4 is a schematic view of the connection configuration of the bladder assembly;
FIG. 5 is an isometric view of FIG. 4;
FIG. 6 is an exploded view of FIG. 4;
FIG. 7 is a schematic view of the bladder assembly positioned within the mannequin;
FIG. 8 is a schematic view of the connection of the balloon assembly and the bladder assembly;
FIG. 9 is a schematic diagram of a pull pressure sensor;
FIG. 10 is a schematic view of the hanger;
FIG. 11 is a schematic view of a liftable treatment table;
FIG. 12 is a bladder device in need of replacement;
FIG. 13(a) is an axial cross-sectional view of a positional relationship of an ultrasonic vibrator and an ultrasonic urinary catheter;
FIG. 13(b) is a transverse cross-sectional view of a positional relationship of an ultrasonic vibrator and an ultrasonic urinary catheter;
FIG. 13(c) is a diagram of a head cutout of an ultrasonic urinary catheter;
FIG. 14 is a schematic view of the connection of the tension and compression force sensor to the manikin;
fig. 15 is a schematic view showing another state of the treatment table which can be lifted (a state in which the height is lowered).
In the figure: 1-a suspension bracket; 101-a suspension bracket; 102-a first support bar; 103-a second support bar; 104-a support base; 105-a fixture; 106-universal wheel; 2-lifting treatment table; 201-an object stage; 202-treatment table base; 203-outer support frame; 204-inner support frame; 205-a rocker arm; 206-hook; 3-weighing box; 4-a drainage bag; 5, a drainage tube; 6-hanging and weighing; 7-a pressure detection control component; 701-a liquid pressure sensor; 702-a controller; 8-ultrasonic urinary catheter; 801-water inlet; 802-a water inlet valve; 803-water outlet; 804-a drain valve; 805-a one-way valve; 806-an ultrasonic vibrator; 807-sealing ring with threading hole; 808-threading holes; 9-an airbag module; 901-annular balloon; 902-a gas-filled tube; 903-an inflatable air bag; 10-bladder component; 1001-simulated bladder; 1002-tightening a pressing head; 1003-bladder connector; 1004-bladder seat; 1005-bladder seat sealing ring; 1006-bladder seat channel; 1007-bladder connector channel; 1008-the compaction head channel; 11-a manikin; 1101-abdominal cavity cover; 12-a water inlet pipe; 13-a washing bottle; 14-a pull pressure sensor; 1401-an annular inner ring; 1402-annular outer ring.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Examples
As shown in figure 1, a simulation training system for ultrasonically cleaning bladder comprises a liftable and movable suspension bracket 1, a liftable treatment table 2, a human body model 11 arranged on the liftable treatment table 2, a flushing component, a pressure detection control component 7, an air bag component 9, a pull pressure sensor 14 and a weighing component, wherein an abdominal cavity cover 1101 is detachably arranged on the abdomen of the human body model 11, a bladder component 10 is detachably arranged in the abdomen of the human body model 11, the flushing component comprises a flushing bottle 13, a water inlet pipe 12, an ultrasonic urinary catheter 8, a drainage pipe 5 and a drainage bag 4 which are sequentially connected, the flushing bottle 13 is suspended on the suspension bracket 1, the ultrasonic urinary catheter 8 is detachably communicated with the bladder component 10, the weighing component comprises a hanging scale 6 and a weighing box 3 connected with the hanging scale 6, the side part of the liftable treatment table 2 is provided with a hook 206 for hanging the hanging scale 6, and the weighing box 3 is used for placing the drainage bag 4.
As shown in fig. 2, 3, 13(a) and 13(b), the head of the ultrasonic urinary catheter 8 is communicated with the bladder assembly 10, and is provided with an ultrasonic vibrator 806 (the ultrasonic vibrator 806 is arranged on the inner side wall of the head), the ultrasonic vibrator 806 is electrically isolated through a threading hole 808 arranged on the ultrasonic urinary catheter 8 (the threading hole 808 is arranged along the axial direction of the ultrasonic urinary catheter 8, a lead wire connected with the controller 702 is positioned in the threading hole 808), the end of the threading hole 808 at the connection part with the ultrasonic vibrator 806 is provided with a threading hole sealing ring 807 to prevent liquid from entering the lead wire of the ultrasonic vibrator 806, the tail of the ultrasonic urinary catheter 8 is provided with a water inlet 801 and a water outlet 803, the water inlet 801 is connected with the water inlet pipe 12, the water inlet 801 is provided with a water inlet valve 802, the water outlet 803 is connected with the drainage pipe 5, the water outlet 803 is provided with a drainage valve 804 and a one-way valve, the pressure detection control assembly 7 comprises a liquid pressure sensor 701 and a controller 702, wherein the liquid pressure sensor 701 is connected with the ultrasonic urinary catheter 8, and the controller 702 is electrically connected with the ultrasonic vibrator 806. The manikin 11 is also provided with a channel for the ultrasonic urinary catheter 8 to extend out. In addition, in order to enhance the vibration effect of the ultrasonic vibrator 806, the head of the ultrasonic urinary catheter 8 may be partially hollowed out, as shown in fig. 13 (c).
As shown in figures 3, 4 and 5, as shown in fig. 6 and 12, the bladder assembly 10 is placed on the abdomen of the human body model 22, and includes a simulated bladder 1001, a bladder connection tightening head, a bladder seat 1004 and a simulated human body genital model device (omitted in the figures), the bladder connection tightening head includes a bladder connector 1003 and a tightening head 1002 sleeved outside the bladder connector 1003, an opening of the simulated bladder 1001 is clamped between the bladder connector 1003 and the tightening head 1002, the bladder seat 1004 is fixed in the abdomen of the human body model 11, an axially through tightening head channel 1008 is arranged in the tightening head 1002 and used for inserting the bladder connector 1003, an axially through bladder connector channel 1007 is arranged in the bladder connector 1003, an axially through bladder seat channel 1006 is arranged in the bladder seat 1004, and the head of the ultrasonic catheter 8 sequentially passes through the bladder seat channel 1006 and the bladder connector channel 1007 and is connected with the simulated bladder 1001. The inner wall of the pressing head 1002 is provided with an internal thread and an internal taper hole, the outer wall of the end part of the bladder connector 1003 connected with the pressing head 1002 is provided with an external thread and an external taper surface which are matched with the pressing head 1002, the simulated bladder 1001 penetrates between the internal taper hole and the external taper surface, the outer wall of the bladder seat 1004 is provided with an external thread, the outer wall of the end part of the bladder connector 1003 connected with the bladder seat 1004 is provided with an internal thread which is matched with the bladder seat 1004, namely, the pressing head 1002 is a ring, the outer diameters of the two end parts of the bladder connector 1003 are smaller than the outer diameter of the middle part of the bladder connector 1003, and the outer. In addition, the end of the bladder connector 1003 is sleeved in the compression head 1002, namely, in the compression head channel 1008, the end of the bladder seat 1004 is sleeved in the bladder connector 1003, namely, in the bladder connector channel 1007, the inner diameter of the compression head channel 1008 is larger than the inner diameter of the bladder connector channel 1007, and the inner diameter of the bladder connector channel 1007 is larger than the inner diameter of the bladder seat channel 1006. A bladder seat sealing ring 1005 is sleeved outside the bladder seat 1004 and is positioned at the joint of the bladder connector 1003 and the bladder seat 1004. Fig. 12 shows a replaceable simulated bladder 1001, bladder connector 1003 and compression head 1002, bladder seat 1004 and bladder seat seal 1005 being pre-placed in the body of manikin 11 and secured to the anchoring head in the abdomen.
As shown in fig. 5, 7 and 8, the balloon assembly 9 comprises an annular balloon 901, an inflation tube 902 and an inflation balloon 903, wherein the annular balloon 901 is arranged on the side wall of the channel 1006 of the bladder seat 1004 and is in interference contact with the ultrasonic urinary catheter 8. The side of the bladder seat 1004 is open for the inflation tube 902 to extend into and communicate the annular balloon 901 and the inflation balloon 903, and the abdominal cover 1101 is also provided with a hole for the inflation tube 902 to pass through.
As shown in fig. 9, the tension and pressure sensor 14 includes, from inside to outside, an inner elastic connector (not shown), an annular inner ring 1401, an annular outer ring 1402 and an outer elastic connector (not shown), in which the inner elastic connector is provided with a through hole, the annular inner ring 1401 is also provided with a through hole, the inner elastic connector is sleeved on the outer side of the bladder seat 1004, the annular outer ring 1402 is fixed in the abdomen of the manikin 11 through the outer elastic connector, the annular inner ring 1401 partially protrudes out of the annular outer ring 1402, the side surface of the annular outer ring 1402 is provided with a connector, the connector is provided with a lead, the lead is connected with an external display or computer, and the measured tension and pressure value can be transmitted and displayed. Fig. 14 is a schematic view showing the position of the tension/compression sensor 14 fixed in the manikin 11.
As shown in fig. 10, the suspension bracket 1 sequentially includes, from top to bottom, a plurality of suspension brackets 101, a first support rod 102, a second support rod 103 and a support base 104, the second support rod 103 is hollow, the first support rod 102 is inserted into the second support rod 103 and movably connected with the second support rod 103, a fixing member 105 is disposed at a joint, a plurality of universal wheels 106 are disposed at the bottom of the support base 104, and the washing bottle 13 is suspended on the suspension brackets 101.
As shown in fig. 11, the liftable therapeutic table 2 is a scissor-type liftable therapeutic table, and comprises, from top to bottom, an object stage 201, a scissor-fork structure and a therapeutic table base 202, the scissor-fork structure comprises an outer support frame 203, an inner support frame 204 rotatably connected to the outer support frame 203, and a rocker arm 205 arranged on the inner support frame 204, one end of the outer support frame 203 is rotatably connected to the therapeutic table base 202, and the other end is fixedly connected to the object stage 201, and fig. 15 is a state diagram when the liftable therapeutic table 2 is lowered in height. The suspension bracket, the liftable treatment table, the ultrasonic vibrator, the catheter, the liquid pressure sensor, the controller, each valve, the pull pressure sensor and the like all adopt the existing equipment.
A simulation training method of a simulation training system for ultrasonically cleaning a bladder specifically comprises the following steps:
(a) adjusting the height of the liftable treatment table 2, flatly placing the human body model 11 on the liftable treatment table 2, assembling the bladder assembly 10, and checking the airtightness;
(b) adjusting the height of the suspension bracket 1, assembling the flushing assembly, hanging the flushing bottle 13 on the suspension bracket 1, connecting the ultrasonic urinary catheter 8 with the bladder assembly 10, and cleaning;
(c) after the washout is complete, the conduits are closed, the bladder assembly 10 is replaced or the training is completed.
Specifically, step 1, assembling, and well-equipped work: assembling a human body model 11, preparing a plurality of simulated bladders 1001, compression heads 1002 and bladder connectors 1003, wherein the simulated bladders 1001 can adopt animal bladders and the like, selecting one of the simulated bladders 1001, the compression heads 1002 and the bladder connectors 1003, opening an abdominal cavity cover 1101, connecting and screwing the simulated bladders 1001, the compression heads 1002 and the bladder connectors 1003 with bladder seats 1004 fixed in the human body model 11, paying attention to whether bladder seat sealing rings 1005 are placed, checking the tightness of connected bladder components, confirming that the tightness is good, and well preparing a human simulator; moving the liftable treatment table 2 to a proper position, adjusting the height of the liftable treatment table 2, flatly placing the human body model 11 (dummy) on the liftable treatment table 2, and enabling the face of the human body model to lie flat; the balloon assembly 9 is connected, the annular balloon 901 is inflated by pressing the inflatable balloon 903, and the annular balloon 901 is inspected to see whether the air pressure is increased or not, and is raised to a proper pressure, so that the ultrasonic urinary catheter 8 can be conveniently penetrated and has a certain resistance to form a seal for the ultrasonic urinary catheter 8, and then the abdominal cover 1101 is covered.
Step 2, connecting pipelines, starting equipment, and entering a cleaning link: firstly, preparation work before cleaning is done: firstly, moving the suspension bracket 1 to a proper position, lifting or lowering the suspension bracket to a proper height, and hanging the washing bottle 13; the upper end of the hanging scale 6 is hung on a hook 206 of the liftable treatment table 2, the weighing box 3 is hung at the lower end of the hanging scale 6, and the drainage bag 4 is placed in the weighing box; tearing the outer package of the disposable product, such as the outer package of the water inlet pipe 12, the drainage pipe 5 and the ultrasonic urinary catheter 8, connecting the water inlet valve 802, the water discharge valve 804 and the one-way valve 805, and paying attention to closing the water inlet valve 802 and the water discharge valve 804; secondly, the ultrasonic catheter 8 is inserted and connected with each pipeline and circuit: the ultrasonic urinary catheter 8 is inserted (the ultrasonic urinary catheter 8 is communicated with the simulated bladder 1001 through the bladder seat channel 1006 and the bladder connector channel 1007 in sequence), and the gas pressure of the annular air bag 901 can be adjusted according to the diameter test of the ultrasonic urinary catheter 8 in advance to prevent over-tightness or over-looseness in consideration of leakage caused by untight sealing of an unreal patient; connecting a drainage bag 4 and a drainage tube 5, recording data of a hanging scale 6 or carrying out zero setting operation, connecting and matching a water inlet valve 802 and a flushing bottle 13, electrically connecting a controller 702, a liquid pressure sensor 701 and an ultrasonic catheter 8, and in order to prevent accidents caused by equipment faults, checking whether ultrasonic emission and pressure test of the controller 702, the liquid pressure sensor 701 and the ultrasonic catheter 8 are normal or not in advance, particularly whether ultrasonic frequency, amplitude, waveform type and cleaning time length are set reasonably or not; and finally, cleaning: opening the water inlet valve 804, and closing the water inlet valve 802 after the flushing liquid in the flushing bottle 13 flows into the simulated bladder 1001 or the liquid pressure sensor 701 monitors that the internal pressure of the ultrasonic urinary catheter 8 reaches the range of a preset value; the controller is operated to set ultrasonic frequency, amplitude, waveform type and cleaning duration, ultrasonic oscillation cleaning is carried out on the simulated bladder 1001, the controller 702 is closed after the ultrasonic time reaches the set time, the drain valve 804 is opened to discharge waste liquid containing urine and cleaning liquid, and the weight of the liquid finally flowing into the drainage bag 4 is recorded for medical reference. In practice, the cleaning effect can be judged according to the turbidity degree of the waste liquid in the drainage bag 4 so as to clean again.
And 3, finishing cleaning: stopping and closing the related valves, sequentially pulling out the pipes, pouring the waste liquid, and dismantling the related equipment.
And 4, replacing the simulated bladder 1001, the compression head 1002 and the bladder connector 1003, or finishing the whole process: replacing the simulated bladder 1001, the compression head 1002 and the bladder connector 1003 for cleaning the next patient; or after training, scoring the evaluation of the operation process, cutting open the simulated bladder 1001 to judge whether the cleaning effect of the operator reaches the standard, and performing summary evaluation and the like; or editing the recorded video for teaching.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. The utility model provides a simulation training system for ultrasonic cleaning bladder, a serial communication port, training system includes liftable and mobilizable mounted frame (1), liftable treatment platform (2), locates manikin (11) and the washing unit on liftable treatment platform (2), can dismantle in the belly of manikin (11) and be equipped with bladder subassembly (10), the washing unit is including washing bottle (13), inlet tube (12), supersound catheter (8), drainage tube (5) and drainage bag (4) that connect gradually, wash bottle (13) and hang on mounted frame (1), supersound catheter (8) can be dismantled with bladder subassembly (10) and be linked together.
2. The simulated training system for ultrasonically cleaning the bladder according to claim 1, wherein the head part of the ultrasonic urinary catheter (8) is communicated with the bladder assembly (10) and is provided with an ultrasonic vibrator (806), the tail part of the ultrasonic urinary catheter (8) is provided with a water inlet (801) and a water outlet (803), the water inlet (801) is connected with a water inlet pipe (12) and is provided with a water inlet valve (802), the water outlet (803) is connected with a drainage pipe (5) and is provided with a drainage valve (804) and a one-way valve (805).
3. A simulated training system for ultrasonically cleaning a bladder according to claim 2, wherein the training system further comprises a pressure detection control assembly (7), the pressure detection control assembly (7) comprising a liquid pressure sensor (701) and a controller (702), the liquid pressure sensor (701) being connected to the ultrasonic urinary catheter (8), the controller (702) being electrically connected to the ultrasonic vibrator (806).
4. A simulated training system for ultrasonically cleaning a bladder according to claim 1, the bladder component (10) comprises a simulated bladder (1001), a bladder connecting pressure head and a bladder seat (1004) which are detachably connected in sequence, the bladder connecting and pressing head comprises a bladder connector (1003) and a pressing head (1002) sleeved outside the bladder connector (1003), the opening of the simulated bladder (1001) is clamped between the bladder connector (1003) and the compression head (1002), the bladder seat (1004) is fixed in the abdomen of the manikin (11), a bladder connector channel (1007) which axially penetrates through is arranged in the bladder connector (1003), a bladder seat channel (1006) which axially penetrates through the bladder seat (1004) is arranged in the bladder seat, the head of the ultrasonic urinary catheter (8) sequentially passes through the bladder seat channel (1006) and the bladder connector channel (1007) and is connected with the simulated bladder (1001).
5. A simulated training system for ultrasonically cleaning a bladder according to claim 4, wherein the training system further comprises a balloon assembly (9), the balloon assembly (9) comprises an annular balloon (901), an inflation tube (902) and an inflation balloon (903) which are connected in sequence, and the annular balloon (901) is arranged on the inner wall of the bladder seat channel (1006) and is in interference contact with the ultrasonic urinary catheter (8).
6. A simulated training system for ultrasonically cleaning a bladder according to claim 4, further comprising a pulling and pressing force sensor (14) connected with the bladder seat (1004), wherein the pulling and pressing force sensor (14) comprises an annular inner ring (1401) and an annular outer ring (1402) from inside to outside, the annular inner ring (1401) is sleeved on the outside of the bladder seat (1004), and the annular outer ring (1402) is fixed in the abdomen of the manikin (11).
7. The simulated training system for ultrasonically cleaning the bladder according to claim 1, wherein the training system further comprises a weighing component, the weighing component comprises a hanging scale (6) and a weighing box (3) connected with the hanging scale (6), a hook (206) for hanging the hanging scale (6) is arranged at the side part of the liftable treatment table (2), and the drainage bag (4) is placed in the weighing box (3).
8. The simulated training system for ultrasonically cleaning the bladder according to claim 1, wherein the suspension bracket (1) comprises a plurality of suspension brackets (101), a first support rod (102), a second support rod (103) and a support base (104) from top to bottom in sequence, the second support rod (103) is hollow, the first support rod (102) is inserted into the second support rod (103) and movably connected with the second support rod (103), a fixing part (105) is arranged at the joint, a plurality of universal wheels (106) are arranged at the bottom of the support base (104), and the washing bottle (13) is suspended on the suspension brackets (101).
9. A simulated training system for ultrasonically cleaning a bladder according to claim 1, wherein the liftable treatment table (2) comprises an object stage (201), a scissor structure and a treatment table base (202) from top to bottom, the scissor structure comprises an outer support frame (203), an inner support frame (204) rotatably connected with the outer support frame (203), and a rocker arm (205) arranged on the inner support frame (204), one end of the outer support frame (203) is rotatably connected with the treatment table base (202), and the other end is fixedly connected with the object stage (201).
10. A simulated training method based on the simulated training system for ultrasonically cleaning the bladder according to any one of claims 1 to 9, comprising the following steps:
(a) adjusting the height of the liftable treatment table (2), flatly placing the human body model (11) on the liftable treatment table (2), assembling the bladder assembly (10), and checking the airtightness;
(b) adjusting the height of the suspension bracket (1), assembling the flushing component, hanging a flushing bottle (13) on the suspension bracket (1), connecting the ultrasonic catheter (8) and the bladder component (10), and cleaning;
(c) after the washout is finished, the channels are closed, and the bladder assembly (10) is replaced or the training is finished.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113674602A (en) * | 2021-08-30 | 2021-11-19 | 新余市人民医院 | Urinary surgery lower urinary tract minimally invasive surgery training model |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113674602A (en) * | 2021-08-30 | 2021-11-19 | 新余市人民医院 | Urinary surgery lower urinary tract minimally invasive surgery training model |
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