CN208672337U - A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula - Google Patents
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula Download PDFInfo
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- CN208672337U CN208672337U CN201821173523.6U CN201821173523U CN208672337U CN 208672337 U CN208672337 U CN 208672337U CN 201821173523 U CN201821173523 U CN 201821173523U CN 208672337 U CN208672337 U CN 208672337U
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Abstract
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula, at least two ball-screws are set so that fixed plate is arranged on the test base station, control handle for equipment under test described in fast-holding, then start the control handle and pressure effect is carried out to fictitious load module, it is received through fictitious load module conductance by the piezoelectric transducer, piezoelectric transducer can be connected with signal acquisitions, display devices such as oscillographs herein, to obtain real-time detector data.The utility model overcomes fixed shakiness in practice examining, thus the problem of influencing test data.Data processing, the integrated of display module overcome testing equipment in conventional inspection cumbersome, non-intuitive problem, and the supervision quality that may advantageously facilitate medical instruments field improves.
Description
Technical field
The utility model relates to a kind of detectors of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula, belong to Pneumatic Lithotripsy formula
The technical field of external pressure wave therapeutic equipment performance safety evaluation detection.
Background technique
The external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula is in the energy driving treatment handle generated using compressed air
Bullet body makes bullet body pulsed impact treatment head, generates pressure wave using the elastic collision of the two, percutaneous conduction is in pain
The medical instrument of pain site treatment.The art is required to capability and performance detection for such equipment, according to the number detected
According to Performance Evaluating Indexes are presented as, which includes: penetration depth, collision frequency and pulsewidth of the equipment etc..
Explanation of technical terms:
The external pressure wave therapeutic equipment of the Pneumatic Lithotripsy formula generally includes: host, control handle (introne body),
Treatment head and air compressor (being normally contained in host).
Handle: operator's hand-held device is controlled, control compressed air-driven bullet body and treatment head collide and generate pressure
Wave.
Bullet body: in the cavity of control handle, elastic collision is generated with treatment head under the driving of compressed air
Rigid body.
Energy converter: including treatment head, it is located at control handle end, the part with patient contact.Generally rigid material
Matter converts pressure wave for energy and acts on patient affected part after elastic collision occurs with bullet body.
Penetration depth: when pressure wave passes through biological tissue, the depth at the decline of pressure to initial pressure 50%.
Although having above-mentioned evaluation index to evaluate and test the therapeutic equipment, it may have conventional detection device, such as:
In order to obtain the penetration depth, collision frequency and pulsewidth of equipment, needs for the control handle of the equipment to be fixed on bracket, control
The fictitious load module of simulation human skin depth is treated upside down and rushes at, the top of the control handle is compacted and is arranged one
Counterweight with fixed weight.In order to detect above-mentioned data, piezoelectric transducer is set in the bottom of the fictitious load module,
The pressure data detected is further presented by external oscillograph, finally artificially records related data and basis by testing staff again
Respective standard evaluates and tests the equipment.In summary it is found that its detection device for using is more primary, such as controlled fixed
The handle stage still needs artificially to calibrate adjustment, it is difficult to realize fast accurate positioning and the intuitive effect for obtaining inspection data.
Summary of the invention
In view of the deficiencies of the prior art, the utility model provides a kind of inspection of external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula
Instrument is surveyed, to reach simple quick intuitively to the testing goal of the equipment: obtaining penetration depth, the collision of equipment under test in real time
Frequency and pulsewidth.
The technical solution of the utility model is as follows:
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula, test base station including horizon adjustable are being surveyed
At least two are provided with graduated ball-screw on examination base station, and fixed plate phase is utilized between described two ball-screws
Even；It is fixedly installed the test bracket for fixed control handle in the upper surface of described test base station, on the test base station
And the position opposite with the test bracket is provided with fictitious load module, is provided with pressure below the fictitious load module
Electric transducer.At least two ball-screws are arranged on the test base station fixed plate is arranged, for quick in the utility model
Then the control handle for compressing the equipment under test starts the control handle and carries out pressure effect to fictitious load module, thoroughly
It crosses fictitious load module conductance to be received by the piezoelectric transducer, piezoelectric transducer can be adopted with signals such as oscillographs herein
Collection, display device are connected, to obtain real-time detector data.The utility model utilizes more than two ball-screws and fixed plate pair
The control handle is suppressed, and keeps its detection process more stable；It is provided with scale on the ball-screw of use, makes to detect people
Member can be fixed control handle with accurate degree, meanwhile, by the scale referring to ball-screw, in conjunction with the control handle
Apparent size may be implemented quickly to read the distance between treatment head and piezoelectric transducer.
Preferred according to the utility model, the instrument further includes signal processing and communication module and test host；It is described
Piezoelectric transducer is connected by signal processing with communication module with test host.The utility model it is a technical advantage that, utilize
Signal processing and communication module carry out signal processing to the acquisition data of piezoelectric transducer and are transmitted to test host, to data into
The mode of row processing belongs to the conventional technical means of the art, and is not belonging to the protection content of the utility model.
The mode handled data is to carry out according to national standards:
Control handle is vertically fixed, and (the art is common in the static force of the top application 25N of control handle
The counterweight of 2.5kg above the control handle to applying, to generate the static force of the 25N), in the present invention,
It is to be placed on the counterweight in the fixed plate to realize to control handle application static force.
The method for obtaining the penetration depth of equipment under test is as follows,
The collected signal of the piezoelectric transducer is converted into pressure F1, in conjunction with measuring treatment head to piezoelectric transducer
Between vertical range d1.Change the thickness of fictitious load module, that is, increase the silicagel pad of a same thickness, repeats above-mentioned examination
It tests, collects pressure F when two silicagel pads make load2With distance d2；It is calculated finally by following algorithmic formula described tested
The penetration depth d of equipment50%:
Wherein, d1For the vertical range under single fictitious load module, between treatment head and the piezoelectric transducer；d2For
Vertical range under two fictitious load modules, between treatment head and the piezoelectric transducer；F1For a fictitious load mould
Pressure under block；F2For the pressure under two fictitious load modules；When detecting that the penetration depth and manufacturer state institute
State the maximum penetration of equipment under test, error without departing fromWhen, then determine the penetration depth detection of the equipment under test
It is qualified.
The method for obtaining the collision frequency of equipment under test is as follows:
Crash data is exported by piezoelectric transducer described in the utility model.In the existing equipment, the collision frequency
Rate is provided with multiple groups, and user can select according to their own needs.When being detected using the utility model device under test, selection
Maximum, minimum and three frequencies of median are detected, when the bullet body and the treatment head actual collision frequency and manufacture
When the error of quotient's statement is no more than dry 10%, then determine that the collision frequency of the equipment under test is qualified.
The method for obtaining the pulsewidth of equipment under test is as follows:
The utility model obtains pressure waveform after handling by the way that the data for acquiring piezoelectric transducer are corresponding according to the prior art,
Reading corresponding time interval value at the 50% of peak value of pulse is pulsewidth.When being detected using the utility model device under test, when
When the practical pulsewidth detected and the error of manufacturer's statement are no more than dry 10%, then the collision frequency of the equipment under test is determined
It is qualified.
It is preferred according to the utility model, it is provided with fixing bolt in the fixed plate, it is described quiet for fixed offer
The device of state power.Such as counterweight.The advantage of the utility model is, will carry out effectively fixing to the static force device of application, and prevent
Because vibration frequency is excessive that midway counterweight is caused to fall for detection, testing result is caused to be distorted or failure.
Preferred according to the utility model, the test bracket includes the scroll chuck supported by supporting leg.The utility model
Advantage be, using scroll chuck realize to control handle quick positioning, promote the installation effectiveness of detection.
It is preferred according to the utility model, the fixed fictitious load module and pressure are additionally provided on the test base station
The fixing sleeve of electric transducer.The advantage of the utility model is, introduces fixing sleeve to the fictitious load module and piezoelectric sensing
Device fix up and down, prevents from causing detection to fail because positional shift causes collected data distortion.In the utility model
The similar silicagel pad of high resilience for simulating human skin or other types of cushion can be selected in the fictitious load module, single
A silicagel pad is single fictitious load module.
Preferred according to the utility model, the test base station bottom is provided with the horizontal feet of adjusting, in the test base
The surface of platform is provided with level meter.The advantage of the utility model is, prevents from influencing because of the position of detecting instrument placement
Measuring accuracy.
The utility model has the technical advantages that:
At least two ball-screws are arranged on the test base station so that fixed plate is arranged in the utility model, are used for fast ram compression
Then the control handle of the tight equipment under test starts the control handle and carries out pressure effect to fictitious load module, penetrates
Fictitious load module conductance is received by the piezoelectric transducer, herein piezoelectric transducer can with the signal acquisitions such as oscillograph,
Display device is connected, to obtain real-time detector data.Further, the utility model is using signal processing and communication module to piezoelectricity
The acquisition data of sensor carry out signal processing and are simultaneously transmitted to test host, realize the automatic collection to the data, processing and
The mode of output, processing data carries out according to national standards.The utility model overcomes fixed shakiness in practice examining,
The problem of to influence test data.Data processing, the integrated of display module overcome testing equipment in conventional inspection cumbersome, not directly
The problem of sight.The utility model is reliable and practical, and the supervision quality that may advantageously facilitate medical instruments field improves.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
In Fig. 1,1, test base station；2, ball-screw；3, fixed plate；4, handle is controlled；5, test bracket；6, simulation is negative
Carry module；7, piezoelectric transducer；8, signal processing and communication module；9, host is tested；9-1, signal access port；9-2, signal are defeated
Outlet；9-3, switch；10, counterweight；11, supporting leg；12, scroll chuck；13, fixing sleeve；14, horizontal feet is adjusted；15, horizontal
Instrument；16, treatment head；17, for fixing the bolt of the fixed plate.
Specific embodiment
The utility model is described in detail below with reference to embodiment and Figure of description, but not limited to this.
Embodiment 1,
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula, test base station 1 including horizon adjustable are being surveyed
At least two are provided with graduated ball-screw 2 on examination base station 1, and fixed plate 3 is utilized between described two ball-screws 2
It is connected；It is fixedly installed the test bracket 5 for fixed control handle 4 in the upper surface of described test base station 1, in the test base
On the platform 1 and position opposite with the test bracket 5 is provided with fictitious load module 6, in the lower section of the fictitious load module 6
It is provided with piezoelectric transducer 7.
Embodiment 2,
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in Example 1, distinguishes and is, institute
Stating instrument further includes signal processing and communication module 8 and test host 9；The piezoelectric transducer 7 by signal processing with communicate
Module 8 is connected with test host 9.
It is provided with signal access port 9-1 and signal output end 9-2 on test host 9, and is set on the test host
It is equipped with switch 9-3.
The mode handled data is to carry out according to national standards:
It is vertically fixed in control handle, and (the art is common in the static force of the top application 25N of control handle
The counterweight of 2.5kg above the control handle to applying, to generate the static force of the 25N), in the present invention,
It is to be placed on the counterweight in the fixed plate to realize to control handle application static force.
The method for obtaining the penetration depth of equipment under test is as follows,
The collected signal of the piezoelectric transducer is converted into pressure F1, in conjunction with measuring treatment head to piezoelectric transducer
Between vertical range d1.Change the thickness of fictitious load module, that is, increase the silicagel pad of a same thickness, repeats above-mentioned examination
It tests, collects pressure F when two silicagel pads make load2With distance d2；It is calculated finally by following algorithmic formula described tested
The penetration depth d of equipment50%:
Wherein, d1For the vertical range under single fictitious load module, between treatment head and the piezoelectric transducer；d2For
Vertical range under two fictitious load modules, between treatment head and the piezoelectric transducer；F1For a fictitious load mould
Pressure under block；F2For the pressure under two fictitious load modules；When detecting that the penetration depth and manufacturer state institute
State the maximum penetration of equipment under test, error without departing fromWhen, then determine that the penetration depth detection of the equipment under test is closed
Lattice.
The method for obtaining the collision frequency of equipment under test is as follows:
Crash data is exported by piezoelectric transducer described in the utility model.In the existing equipment, the collision frequency
Rate is provided with multiple groups, and user can select according to their own needs.When being detected using the utility model device under test, selection
Maximum, minimum and three frequencies of median are detected, when the bullet body and the treatment head actual collision frequency and manufacture
The error of quotient's statement is no more thanWhen, then determine that the collision frequency of the equipment under test is qualified.
The method for obtaining the pulsewidth of equipment under test is as follows:
The utility model obtains pressure waveform after handling by the way that the data for acquiring piezoelectric transducer are corresponding according to the prior art,
Reading corresponding time interval value at the 50% of peak value of pulse is pulsewidth.When being detected using the utility model device under test, when
The error that the practical pulsewidth detected is stated with manufacturer is no more thanWhen, then determine the collision frequency of the equipment under test
It is qualified.
Embodiment 3,
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in embodiment 1,2 is distinguished and is,
It is provided with fixing bolt in the fixed plate 3, provides the device of the static force for fixed.Such as counterweight.
Embodiment 4,
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in embodiment 1,2,3, difference exist
In the test bracket 5 includes the scroll chuck 12 supported by supporting leg 11.
Embodiment 5,
A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in embodiment 1,2,3,4, difference
It is, the fixing sleeve 13 of fixed the fictitious load module 6 and piezoelectric transducer 7 is additionally provided on the test base station 1.
1 bottom of test base station is provided with the horizontal feet 14 of adjusting, and the surface of the test base station 1 is provided with level
Instrument 15.
Claims (6)
1. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula, which is characterized in that the test including horizon adjustable
Base station is provided at least two with graduated ball-screw on test base station, utilizes between described two ball-screws
Fixed plate is connected；It is fixedly installed the test bracket for fixed control handle in the upper surface of described test base station, in the survey
On examination base station and the position opposite with the test bracket is provided with fictitious load module, in the lower section of the fictitious load module
It is provided with piezoelectric transducer.
2. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in claim 1, which is characterized in that institute
Stating detector further includes signal processing and communication module and test host；The piezoelectric transducer by signal processing with communicate mould
Block is connected with test host.
3. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in claim 1, which is characterized in that
It is provided with fixing bolt in the fixed plate, provides the device of static force for fixed.
4. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in claim 1, which is characterized in that institute
Stating test bracket includes the scroll chuck supported by supporting leg.
5. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in claim 1, which is characterized in that
The fixing sleeve of fixed the fictitious load module and piezoelectric transducer is additionally provided on the test base station.
6. a kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula as described in claim 1, which is characterized in that institute
It states test base station bottom and is provided with the horizontal feet of adjusting, the surface of the test base station is provided with level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821173523.6U CN208672337U (en) | 2018-07-23 | 2018-07-23 | A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821173523.6U CN208672337U (en) | 2018-07-23 | 2018-07-23 | A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208672337U true CN208672337U (en) | 2019-03-29 |
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ID=65829947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821173523.6U Active CN208672337U (en) | 2018-07-23 | 2018-07-23 | A kind of detector of the external pressure wave therapeutic equipment of Pneumatic Lithotripsy formula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208672337U (en) |
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2018
- 2018-07-23 CN CN201821173523.6U patent/CN208672337U/en active Active
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