CN207280729U - Thrombelastogram instrument pendency silk stiffness factor detecting system - Google Patents
Thrombelastogram instrument pendency silk stiffness factor detecting system Download PDFInfo
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- CN207280729U CN207280729U CN201720733322.6U CN201720733322U CN207280729U CN 207280729 U CN207280729 U CN 207280729U CN 201720733322 U CN201720733322 U CN 201720733322U CN 207280729 U CN207280729 U CN 207280729U
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- standard component
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Abstract
The utility model is suitable for medical detection field, there is provided a kind of thrombelastogram instrument pendency silk stiffness factor detecting system, the system include：Measure probe, it is connected with measurement probe tip inverted T shaped by rotary column, it is connected with turn pendency silk and fixing bracket at the top of rotary column, upper and lower sheet metal is fixedly connected with the stay of rotary column, torsion measurement sensor and controller are equipped between two metal sheets, controller is obtained by the rotation period of rotary column according to the periodically variable torsion that torsion measurement sensor senses, standard component is removably connected with by the cross member side of rotary column, if standard component is standard component one, passive column rotation period T is obtained by controller1If standard component is standard component two, passive column rotation period T is obtained by controller2, controller is according to T1And T2Calculate the stiffness factor of pendency silk；The pendency silk stiffness factor calculated by the method for rotary inertia, influence of the external interference to the computational methods are little, it is ensured that the accuracy of pendency silk stiffness factor value.
Description
Technical field
The utility model belongs to medical detection field, more particularly to a kind of pendency silk stiffness factor detection of thrombelastogram instrument
System.
Background technology
It is pendency silk to have a kind of important part in existing thrombelastogram instrument blood coagulable status detection device, it rises
To the effect of torsional spring, the speed of tested blood clotting and fibrinolytic and tested blood are obtained by detecting the twisting angle of pendency silk
The intensity that liquid condenses, as the passage of usage time is, it is necessary to be detected the stiffness factor for the silk that dangles, common detection method
It is to be detected using standard torsional spring, i.e., standard button spring is fixed in measuring instrument main body, standard component is reversed into certain angle, is then surveyed
Go out the angle that passive column rotates, the stiffness factor of pendency silk is calculated according to the stiffness factor of standard button spring, standard component first is done
Get up complicated, its stiffness factor can also change over time in itself, and its stiffness factor in the case of different temperatures
Different, this precision to detection has an impact.
Utility model content
The utility model embodiment provides a kind of thrombelastogram instrument pendency silk stiffness factor detecting system, it is intended to solves existing
Its stiffness factor of some standard spring detection Plays springs can also change over time in itself, and in the case of different temperatures
Its stiffness factor is also different, the problem of being had an impact to the precision of detection.
The utility model is realized in this way a kind of thrombelastogram instrument pendency silk stiffness factor detecting system, the system
System includes：
Probe is measured, is fixedly connected with the measurement probe tip inverted T shaped by rotary column, the inverted T shaped top by rotary column
Portion is fixedly connected with pendency silk, fixing bracket is connected with the top of the pendency silk, in the inverted T shaped stay by rotary column
On be fixedly connected with sheet metal and lower sheet metal, torsion measurement is provided between sheet metal and the lower sheet metal on described
Sensor and the controller being connected with the torsion sensor, the week that the controller is sensed according to torsion measurement sensor
The torsion of phase property change is obtained by the rotation period T of rotary column；
It is described it is inverted T shaped standard component is provided with by the cross member side of rotary column, the standard component is by being detachably connected
Device is connected with the cross member side, when the standard component for standard component for the moment, the measurement probe is placed in and fills blood
In the measuring cup of liquid sample, the angular speed for controlling the measuring cup to set rotates, and passes through the controller and obtains passive column turn
Dynamic cycle T1, when the standard component is standard component two, the measurement probe is placed in the measuring cup for filling same blood sample
In, control the measuring cup to be rotated with identical angular speed, passive column rotation period T is obtained by the controller2, the control
Device processed is according to described by rotary column rotation period T1And the passive column rotation period T2Calculate the stiffness factor K of pendency silk；
The standard component one is different with the rotary inertia of the standard component two.
Further, the standard component one is identical with two shape of standard component.
Further, the detachable connecting device includes：
In the hole for being threaded one that cross member side is set；
Connecting rod, one end of connecting rod is equipped with the screw thread being adapted with described hole screw thread, by the screw thread by described in
Connecting rod is fixed on the side of the cross member, and the other end of the connecting rod is provided with screw thread two；
The perforation of the standard component is arranged at, and the nut being adapted with the screw thread two, the standard component pass through institute
State perforation and pass through the connecting rod from the side equipped with the screw thread two, rotate the nut, until the standard component presses institute
State the side of cross member.
Due to overhanging silk as the passage of usage time, its elasticity can change, the accuracy of blood clotting curve can be influenced,
Timing is needed to measure the stiffness factor for the silk that dangles, whether place changes or in optimal the performance for the silk that judges to dangle,
The pendency silk stiffness factor detecting system that the utility model embodiment provides can be calculated outstanding by the method for rotary inertia
Vertical silk stiffness factor value, and influence of the external interference (such as temperature and time) to the pendency silk stiffness factor computational methods is not
Greatly, it is ensured that the accuracy of pendency silk stiffness factor value, in addition, the control program to controller is improved, can also realize solidifying
The detection of blood process, therefore, every time carry out blood clotting curved measurement before, switching control program, carry out pendency silk stiffness system
Number measurement, judge its elasticity whether change, afterwards, carry out blood clotting curve measurement, it is ensured that coagulation curve it is accurate
Degree.
Brief description of the drawings
Fig. 1 is that the structure for the thrombelastogram instrument pendency silk stiffness factor detecting system that the utility model embodiment provides is shown
It is intended to；
1. measure probe, 2. it is inverted T shaped by rotary column, 21. stays, 22. cross members, 23. holes, 3. pendency silks, 4.
Fixing bracket, 5. sheet metals, sheet metal, 52. times sheet metals, 53. torsion measurement sensors, 6. standard components, 7. connections on 51.
Bar, 8. nuts.
Embodiment
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, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
Fig. 1 is the structure diagram of thrombelastogram instrument provided by the utility model pendency silk stiffness factor detecting system,
For convenience of description, only show and the relevant part of the utility model embodiment.
Thrombelastogram instrument pendency silk stiffness factor detecting system includes：Probe 1 is measured, fixes and connects with measurement probe tip
What is connect is inverted T shaped by rotary column 2, and the inverted T shaped top by rotary column 2 is fixedly connected with pendency silk 3, and the top of pendency silk 3 is connected with fixation
Stent 4, is fixedly connected with sheet metal 51 and lower sheet metal 52, in upper sheet metal on the inverted T shaped stay 21 by rotary column 2
Torsion measurement sensor 53 is provided between 51 and lower sheet metal 52 and the controller being connected with torsion sensor 53 (does not show in figure
Go out), controller is obtained by the rotation period T of rotary column according to the periodically variable torsion that torsion measurement sensor 53 senses；
Standard component 6 is provided with the side of the inverted T shaped cross member 22 by rotary column 2, standard component 6 is by being detachably connected dress
Put and be connected with the side of cross member 22；When the standard component 6 for standard component for the moment, measurement probe 1 is placed in and fills blood preparation
Measuring cup in, control measuring cup is rotated with the angular speed that sets, and passive column rotation period T is obtained by controller1, work as standard
When part 6 is standard component two, measurement probe 1 is placed in the measuring cup for filling same blood sample, control measuring cup is with identical
Angular speed rotates, and passive column rotation period T is obtained by controller2, controller is according to by rotary column rotation period T1And passive column turns
Dynamic cycle T2Calculate the stiffness factor K of pendency silk.
In the utility model, standard component one is different with two rotary inertia of standard component, for the ease of passing through same fixed dress
Put and realize standard component one and standard component two being detachably connected in the side of the T-shaped cross member by rotary column, one He of standard component
Two physical arrangement of standard component is identical, i.e., shape is identical.
The measurement probe 1 for the vertical silk stiffness factor detecting system for being fixed with standard component one is placed in the survey for filling blood preparation
In measuring cup, control measuring cup is rotated with the angular speed set, and measurement probe drives measurement with the stress that the blood of condensation produces
Probe and on by rotary column 2, sheet metal (51；52) and pendency silk 3 periodically rotates in torsion measurement sensor 53, controls
Device obtains the rotation week by rotary column 2 and measurement probe 1 according to the periodically variable torsion that force measuring sensors 53 sense
Phase T1, the measurement probe 1 for the vertical silk stiffness factor detecting system for being fixed with standard component two is placed in and fills same blood sample
In measuring cup, control measuring cup is rotated with identical angular speed, and measurement probe is surveyed as the stress that the blood of condensation produces drives
Measure probe 1 and on by rotary column 2, sheet metal (51；52) and pendency silk 3 periodically rotates in torsion measurement sensor 53,
Periodically variable torsion that controller (in figure for show) is sensed according to torsion measurement sensor is obtained by rotary column and survey
Measure the rotation period T of probe2, the stiffness factor of pendency silk is calculated according to two rotation period values, stiffness factor K computational methods are such as
Under：
Passively the rotation period of column is with the stiffness factor of pendency silk and the relation of rotary inertia：
Wherein I0It is by the rotary inertia of rotary column, upper and lower sheet metal and the silk itself that dangles, K is the stiffness factor of pendency silk,
T is measured by the rotation period of rotary column.After above formula conversion:
Fixed standard part one is set in the inverted T shaped side by rotary column cross member 22, the rotary inertia of standard component one is I1,
It can be measured with canonical measure device, obtain torsion measurement sensor and detect passive column rotation period T1；
Fixed standard part two is set in the inverted T shaped side by rotary column cross member, the rotary inertia of standard component two is I2, can
To be measured with canonical measure device, obtain torsion measurement sensor and detect passive column rotation period T2；
The stiffness factor of pendency silk can be obtained by formula (3) and formula (4)
Due to overhanging silk as the passage of usage time, its elasticity can change, the accuracy of blood clotting curve can be influenced,
Timing is needed to measure the stiffness factor for the silk that dangles, whether place changes or in optimal the performance for the silk that judges to dangle,
The pendency silk stiffness factor detecting system that the utility model embodiment provides can be calculated outstanding by the method for rotary inertia
Vertical silk stiffness factor value, and influence of the external interference (such as temperature and time) to the pendency silk stiffness factor computational methods is not
Greatly, it is ensured that the accuracy of pendency silk stiffness factor value, in addition, the control program to controller is improved, can also realize solidifying
The detection of blood process, therefore, every time carry out blood clotting curved measurement before, switching control program, carry out pendency silk stiffness system
Number measurement, judge its elasticity whether change, afterwards, carry out blood clotting curve measurement, it is ensured that coagulation curve it is accurate
Degree.
In the utility model embodiment, above-mentioned detachable connecting device includes：
22 side of cross member set be threaded one hole,
Connecting rod 7, one end of connecting rod 7 are equipped with the screw thread being adapted with hole screw thread, are fixed connecting rod 7 by screw thread
In the side of cross member 22, the other end of connecting rod 7 is provided with screw thread two；
The perforation being arranged on standard component 6, and the nut 8 being adapted with screw thread two；
The standard component 6 passes through connecting rod 7, rotating nuts 8, until standard component 6 by perforation from the side equipped with screw thread two
Press the side of cross member 22；
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 made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (3)
- The silk stiffness factor detecting system 1. a kind of thrombelastogram instrument dangles, it is characterised in that the system comprises：Measure probe, be fixedly connected with the measurement probe tip it is inverted T shaped by rotary column, it is described inverted T shaped to be consolidated by the top of rotary column Surely pendency silk is connected with, fixing bracket is connected with the top of the pendency silk, is fixed on the inverted T shaped stay by rotary column Sheet metal and lower sheet metal are connected with, torsion measurement sensor is provided between sheet metal and the lower sheet metal on described And the controller being connected with the torsion sensor, the controller become according to the periodicity that torsion measurement sensor senses The torsion of change is obtained by the rotation period T of rotary column；It is described it is inverted T shaped standard component is provided with by the cross member side of rotary column, the standard component passes through detachable connecting device It is connected with the cross member side, the standard component includes standard component one and standard component two, the standard component one and the mark The rotary inertia of quasi- part two is different.
- The silk stiffness factor detecting system 2. thrombelastogram instrument as claimed in claim 1 dangles, it is characterised in that the standard Part one is identical with two shape of standard component.
- The silk stiffness factor detecting system 3. thrombelastogram instrument as claimed in claim 1 or 2 dangles, it is characterised in that described Detachable connecting device includes：In the hole for being threaded one that cross member side is set；Connecting rod, one end of connecting rod are equipped with the screw thread being adapted with described hole screw thread, by the screw thread by the connection Bar is fixed on the side of the cross member, and the other end of the connecting rod is provided with screw thread two；The perforation of the standard component is arranged at, and the nut being adapted with the screw thread two, the standard component are worn by described Hole passes through the connecting rod from the side equipped with the screw thread two, rotates the nut, until the standard component presses the horizontal stroke To the side of component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720733322.6U CN207280729U (en) | 2017-06-22 | 2017-06-22 | Thrombelastogram instrument pendency silk stiffness factor detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720733322.6U CN207280729U (en) | 2017-06-22 | 2017-06-22 | Thrombelastogram instrument pendency silk stiffness factor detecting system |
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| Publication Number | Publication Date |
|---|---|
| CN207280729U true CN207280729U (en) | 2018-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720733322.6U Active CN207280729U (en) | 2017-06-22 | 2017-06-22 | Thrombelastogram instrument pendency silk stiffness factor detecting system |
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- 2017-06-22 CN CN201720733322.6U patent/CN207280729U/en active Active
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