Utility model content
The utility model provides a kind of diagnosis by feeling the pulse simulator, it is intended to solve the pulse and human body of the existing technology simulated
Actual pulse has larger difference, simulates the relatively low problem of the reduction degree of pulse condition.
The utility model is realized in this way a kind of diagnosis by feeling the pulse simulator, including:Simulate blood supply device, simulated blood vessel system
Device is presented with pulse;
The simulation blood supply device connect to form a blood circulation simulation system with the simulated blood vessel system, the pulse
Device is presented to be attached in the simulated blood vessel system, for exporting pulse;
The simulated blood vessel system includes:Simulated blood vessel and pressure-regulating device;
The pressure-regulating device is set on the simulated blood vessel, for adjusting the pressure in the simulated blood vessel, so that
Pressure in the simulated blood vessel is in preset range.
Preferably, the simulated blood vessel includes simulation artery and simulation vein;
The pressure-regulating device includes decompressor;
The decompressor is set between the simulation artery and the simulation vein.
Preferably, the pressure-regulating device further includes that 2 for being respectively arranged on the simulation artery and simulating on vein press
Force retaining device.
Preferably, the pressurizer includes:
The cavity being connected to the simulation vein or the simulation artery, the cavity are equipped with air inlet and gas outlet;
The feeder being connected with the air inlet;
Air bleeding valve set on the gas outlet;
Baroceptor in the cavity;
The control device being connected with the baroceptor, the gas that the control device is acquired according to the baroceptor
Data are pressed to control the feeder and the air bleeding valve, to adjust the pressure of the cavity.
Preferably, further include set on the eparterial pressurizer of simulation:
In the cavity, the liquid level sensor that is connected with the control device;
It is controlled by the control device, adjusts the liquid valve of the simulation blood outflow in the cavity.
Preferably, the pressurizer further includes:
Gas-liquid isolation board in the cavity;
The cavity is divided into air chamber and fluid chamber by the gas-liquid isolation board, the simulation of the cavity is isolated
Blood and air.
Preferably, the material of the gas-liquid isolation board is aluminium alloy or plastics.
Preferably, one end for flowing into the simulation blood of the simulated blood vessel is equipped with simulation arterial valve, to prevent
The simulation blood backflow.
Preferably, the simulation artery includes:
Interconnected simulated aorta, simulation auxiliary artery and simulation radial artery;
The simulation blood of the simulation blood supply unit feeding flows into the simulation artery from the simulated aorta, and respectively
Flow into the simulation auxiliary artery and the simulation radial artery;
The simulation blood flow of the simulation radial artery accounts for the 1/300 to 1/ of the simulation blood flow of entire simulation artery
70;
Preferably, the simulation blood flow of the simulation radial artery accounts for the simulation blood flow of entire simulation arterial flow
1/225 to 1/100;
Preferably, the ratio of the interior caliber of interior caliber and the simulated aorta of the simulation radial artery be 1/15 to
1/10。
The utility model also provides a kind of simulated blood vessel system, and the simulated blood vessel system includes:Simulated blood vessel and pressure
Regulating device;
The pressure-regulating device is set on the simulated blood vessel, for adjusting the pressure in the simulated blood vessel, so that
Pressure in the simulated blood vessel is in preset range.
A kind of diagnosis by feeling the pulse simulator provided by the utility model, including simulate blood supply device, simulated blood vessel system and pulse and be in
Existing device, wherein simulated blood vessel system includes simulated blood vessel and pressure-regulating device.Simulation blood supply device is for simulating human body
Heart simulates blood to the intravascular infeed of simulated blood vessel system, and pressure-regulating device is then used to adjust the pressure in simulated blood vessel
Power makes its pressure be maintained in range similar with pressure in human vas, and device is presented by being covered in simulated blood vessel in pulse
On, and when the tissue (including skin, joint, bone, muscle etc.) for simulating human body wrist, neck etc. is actually felt the pulse to simulate
Sense of touch plays the role of exporting pulse.This diagnosis by feeling the pulse simulator is realized with the relevant organ of pulse to arteries and veins by simulation human body
The simulation fought generates the principle that the principle of simulation pulse is generated close to human pulse, real with human body to reduce simulation pulse
The difference of border pulse improves the reduction degree of simulation pulse condition.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of diagnosis by feeling the pulse simulator provided by the utility model, including simulate blood supply device, simulated blood vessel system and pulse and be in
Existing device, wherein simulated blood vessel system includes simulated blood vessel and pressure-regulating device.Simulation blood supply device is for simulating human body
Heart simulates blood to the intravascular infeed of simulated blood vessel system, and pressure-regulating device is then used to adjust the pressure in simulated blood vessel
Power makes its pressure be maintained in range similar with pressure in human vas, and device is presented by being covered in simulated blood vessel in pulse
On, and when the tissue (including skin, joint, bone, muscle etc.) for simulating human body wrist, neck etc. is actually felt the pulse to simulate
Sense of touch plays the role of exporting pulse.This diagnosis by feeling the pulse simulator is realized with the relevant organ of pulse to arteries and veins by simulation human body
The simulation fought generates the principle that the principle of simulation pulse is generated close to human pulse, real with human body to reduce simulation pulse
The difference of border pulse improves the reduction degree of simulation pulse condition.
As depicted in figs. 1 and 2, in one embodiment of the utility model, diagnosis by feeling the pulse simulator includes:Simulate blood supply device
10, device 30 is presented in simulated blood vessel system 20 and pulse, and simulation blood supply device 10 is connect with simulated blood vessel system 20 forms a blood
Liquid circulating analog system, pulse is presented device 30 and is attached in simulated blood vessel system 20, for exporting pulse.Wherein, blood is simulated
Guard system 20 includes simulated blood vessel 4 and pressure-regulating device 5, and pressure-regulating device 5 is set on simulated blood vessel 4, for adjusting mould
Pressure in quasi- blood vessel 4, so that the pressure in simulated blood vessel 4 is in preset range.
In the utility model embodiment, simulation blood supply device 10 has the outflux 133 and inflow entrance of simulation blood
134, the both ends of simulated blood vessel 4 are connect with inflow entrance 134 and outflux 133 respectively, constitute the circulatory system of a simulation blood.
Pulse is presented device 30 and is attached on simulated blood vessel 4, by simulate the tissues such as skin, joint, bone, muscle of human body wrist come
Sense of touch when simulation is actually felt the pulse, to show pulse.Pressure-regulating device 5 is arranged on simulated blood vessel 4, adjusts mould
Pressure in quasi- blood vessel 4, in the range of making the pressure in simulated blood vessel 4 maintain human body real blood vessels pressure so that simulation blood
The state of pipe 4 and its simulation blood of inside is closer to the true blood vessel of human body and blood status, to make this diagnosis by feeling the pulse simulator
The pulse come is simulated closer to the true pulse of human body, and then improves the reduction degree of the pulse condition simulated.
In the utility model embodiment, simulation blood supply device 10 (is blocked, with dotted line including driving unit 11 in figure
Indicate), intermittent drive unit 12 and piston cylinder 13.Intermittent drive unit 12 is driven with the cooperation of driving unit 11, intermittent
The power that driving unit 11 is provided be transferred to piston cylinder 13, to drive 131 intermittent exercise of piston of piston cylinder 13, mould
The intermittent blood supply of pseudocardia simulates human heart by features such as the blood supply frequencies, amount of blood supply, blood supply intensity of adjusting blood supply
Blood supply situation so that simulation pulse condition can be reflected in pulse present device 30 on.
Intermittent drive unit 12 includes the first driving section 121 and the second driving section 122, and the first driving section 121 is driving
Be rotated under the driving of unit 11,121 periodic Intermittent Contact of the second driving section 122 and the first driving section, with into
Row intermittently-driving.
The device that motor etc. provides rotary power may be used in driving unit 11, and the first driving section 121 is mounted on a rotation
On turntable 14, rotating disk 14 is installed in the rotary shaft of driving unit 11, to make the first driving section 121 in the band of rotating disk 14
It is rotated under dynamic.Second driving section 122 is connect with the piston rod 132 of piston cylinder 13, is moved with the piston 131 of promotion.
Second driving section 122 uses T-bar, and there are one the rod structures vertical with 131 stroke directions of piston for tool, for being driven with first
Portion 121 coordinates, and transmits the thrust from the first driving section 121, in addition, other than rod structure, can also use and 132 row of piston
Face structure vertical Cheng Fangxiang is driven as long as can coordinate with the first driving section 121.When the first driving section 121 is in rotating disk
When being moved downward under 14 drive, the second driving section 122 can be pushed to move downward, with drive the piston 131 of piston cylinder 13 to
Lower movement, when piston cylinder 13 being made to be moved upwards to 20 blood supply of simulated blood vessel system, and the first driving section 121 not with the second driving section
122 contacts, to achieve the purpose that intermittently-driving.Piston cylinder 13 is equipped with resetting apparatus 15, for being transported downwards when piston 131
When moving to blood supply stroke end, so that piston 131 is moved up to blood supply start of a run, play reset response.Resetting apparatus 15 can
To use tension spring, tension spring can be set on piston rod 132 to improve stability, in addition to tension spring, also using setting in piston 131
The spring of lower section is realized, can also be used the devices such as pneumatic release link, can be selected according to actual conditions.
In the utility model embodiment, simulated blood vessel 4 includes simulation artery 41 and simulation vein 42, pressure-regulating device
5 include decompressor (not shown), and decompressor is set between simulation artery and simulation vein.
Artery 41 and simulation vein 42 are simulated using decompressor as boundary, is simulation artery 41 set on decompressor front end,
It is simulation vein 42 positioned at decompressor rear end, the pressure simulated in artery 41 is significantly greater than the pressure simulated in vein 42.
The device such as pressure reducing valve may be used in decompressor, and simulation blood is flowed into from simulation blood supply device 10 in simulation artery 41, stream
It is flowed into again after decompressor in simulation vein 42, by the depressurization of decompressor, keeps the pressure in simulation vein 42 bright
It is aobvious to reduce so that the blood pressure of the state of simulated blood vessel 4 and its simulation blood of inside closer to the true blood vessel of human body and blood pressure,
The pulse come to make this diagnosis by feeling the pulse simulator simulate improves the pulse condition simulated closer to the true pulse of human body
Reduction degree.
As shown in figure 3, in the utility model embodiment, pressure-regulating device further includes being respectively arranged on the simulation artery
41 and simulation vein 42 on 2 pressurizers 51.Pressurizer 51 is quiet for maintaining simulation artery 41 or simulation
Pressure in arteries and veins 42 is that pressure is maintained within the scope of human body actual blood pressure.
In the utility model embodiment, pressurizer includes:Cavity 511, liquid valve 516, feeder (are not schemed
Show), air bleeding valve (not shown), baroceptor (not shown), liquid level sensor (not shown) and control device (not shown).
Cavity 511 is connected to simulation artery 41 or simulation vein 42, and cavity 511 is equipped with inlet 514 and liquid outlet
515, simulation blood flows into cavity 511 from inlet 514, then flows out to simulation artery 41 or simulation vein 42 from liquid outlet 515.
Air inlet 512 and gas outlet 513 are additionally provided on cavity 511, air inlet 512 is connect with feeder, gas outlet 513
It is connect with air bleeding valve, baroceptor is additionally provided in cavity 511, control device controls the work of feeder according to baroceptor
Make being turned on and off for urgency and air bleeding valve, so that the air pressure in cavity 511 is maintained in default range, to make simulation artery
41 or simulation vein 42 in blood pressure keep human body actual blood pressure within the scope of.
Liquid valve 516 is arranged at liquid outlet 515, and liquid level sensor is equipped in cavity 511, and control device is according to liquid
Face sensor control liquid valve 516 is turned on and off, the liquid valve 516 when the liquid level in cavity 511 is more than preset value
It opens, when liquid level is less than preset value, liquid valve 516 is closed so that the liquid level in cavity 511 is maintained at certain model
In enclosing, avoid the simulation blood in cavity 511 excessive or very few.
In the present embodiment, feeder can be used air pump, air accumulator or other can play the role of the device of gas supply, control
Microcontroller (such as currently used 51 microcontroller, STM32 microcontrollers etc.) can be used in device.
In the utility model embodiment, set in cavity 511 there are one gas-liquid isolation board 517, gas-liquid isolation board 517 covers
The liquid level of simulation blood, moves up and down with the variation of liquid level, cavity 511 is divided into air chamber in cavity 511
5111 and fluid chamber 5112, simulation blood and air in cavity 511 has been isolated, simulation blood is avoided to contact and influence with air
Simulate the physicochemical property of blood.The materials such as aluminium alloy, plastics or rubber can be used in gas-liquid isolation board 517, can be according to actual conditions
Selection.
As shown in Figure 4, Figure 5, Figure 6 and Figure 7, in another embodiment of the utility model, simulation artery 41 is supplied with simulation
The junction of blood device 10 is equipped with can be to the simulation arterial valve 43 of simulation 41 one-way conduction of artery.
The arterial valve of the structure and function simulation human body of arterial valve 43 is simulated, tool simulates valve there are three valve 431 is simulated
431 be in arc-shaped, and simulation valve 431 is using soft elastic materials such as silica gel, natural rubber or nitrile rubbers, wherein due to silica gel
Material more close to human connective tissue, better effect can be reached.
When simulating blood from simulation blood supply device 10 to simulation 41 forward flow of artery, simulation valve 431 is simulated
The thrust of blood and to curved edge deform, simulation valve 431 crooked radian become larger, simulate valve 431 between there is gap,
Simulation blood can be flowed through from the gap, realize the forward conduction of simulation blood.When simulating blood reverse flow, valve is simulated
431 stress are deformed upon towards center, simulation valve 431 crooked radian become smaller, but due to three simulation valves 431 to
Center deformation so that three simulation valves 431 are mutually squeezed and are adjacent to, and there is no gaps between simulation valve 431, prevent mould
The flowing of quasi- blood, realizes the reversed prevention of simulation blood.The combination of above-mentioned two process just realizes simulation blood to simulation
The one-way conduction of artery 41.
As shown in figure 8, in the utility model embodiment, simulation artery 41 is dynamic including simulated aorta 411, simulation auxiliary
Arteries and veins 413 and simulation radial artery 412, three is at Y type bifurcation structures, and there are one bifurcations for tool.Simulate the mould that blood supply device 10 is fed
Quasi- blood is flowed into from simulated aorta 411, is divided into two-way in bifurcation, separately flows into simulation auxiliary artery 413 and simulation oar is dynamic
Arteries and veins 412.The interior caliber of radial artery 412 is simulated much smaller than simulation auxiliary artery 413 and simulated aorta 411, is selected by interior caliber
The 1/300 to 1/70 of the simulation blood flow for making the flow of simulation blood in simulation radial artery 412 account for entire simulation artery 41 is selected,
It further, can be by that will simulate the interior caliber of radial artery 412 and simulate by ratio control in 1/225 to 1/100 range
The ratio of the interior caliber of aorta 411 is set as 1/15 to 1/10 to realize, also, pulse is presented device 30 and is attached to simulation
On radial artery 412.Since the radial artery of human body real blood vessels and the blood flow ratio of entire artery are generally also 1/225 to 1/
In 100 ranges, therefore, the radial artery and the entire artery blood flow magnitude relation of human body of human body can be simulated in this way, so that
The pulse that diagnosis by feeling the pulse simulator simulates is more nearly true pulse.
The utility model embodiment additionally provides a kind of simulated blood vessel system, which is in above-described embodiment
Simulated blood vessel system 20, details are not described herein.
A kind of diagnosis by feeling the pulse simulator provided by the utility model, including simulate blood supply device, simulated blood vessel system and pulse and be in
Existing device, wherein simulated blood vessel system includes simulated blood vessel and pressure-regulating device.Simulation blood supply device is for simulating human body
Heart simulates blood to the intravascular infeed of simulated blood vessel system, and pressure-regulating device is then used to adjust the pressure in simulated blood vessel
Power makes its pressure be maintained in range similar with pressure in human vas, and device is presented by being covered in simulated blood vessel in pulse
On, and when the tissue (including skin, joint, bone, muscle etc.) for simulating human body wrist, neck etc. is actually felt the pulse to simulate
Sense of touch plays the role of exporting pulse.This diagnosis by feeling the pulse simulator is realized with the relevant organ of pulse to arteries and veins by simulation human body
The simulation fought generates the principle that the principle of simulation pulse is generated close to human pulse, real with human body to reduce simulation pulse
The difference of border pulse improves the reduction degree of simulation pulse condition.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.