CN204479595U - A kind of sample cup assembly and there is the Hemostasis examination instrument of this assembly - Google Patents
A kind of sample cup assembly and there is the Hemostasis examination instrument of this assembly Download PDFInfo
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- CN204479595U CN204479595U CN201420787158.3U CN201420787158U CN204479595U CN 204479595 U CN204479595 U CN 204479595U CN 201420787158 U CN201420787158 U CN 201420787158U CN 204479595 U CN204479595 U CN 204479595U
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Abstract
The sample cup assembly that the utility model provides and the Hemostasis examination instrument of this assembly, comprise cup and bowl cover, cup is the container having one end open, the opening of bowl cover and cup covers, bowl cover is provided with stirring fin towards the surface of cup, stirring fin holds with in cup, bowl cover is provided with the through hole that can coordinate with dwang, inserting described through hole to make described drive link drives bowl cover to rotate, the blood sample in cup can be stirred by the stirring fin on bowl cover, can make to stir fin better to contact, also can increase contact area and stir resistance, be convenient to the degree of drawing blood sample coagulation, improve the accuracy of test.
Description
Technical field
The utility model relates to blood testing field, particularly the Hemostasis examination instrument of a kind of sample cup assembly and this assembly.
Background technology
Hospitals at Present adopts thrombelastogram instrument from whole dynamic process to monitor the blood coagulation overall picture of patient usually, utilizes the blood of thrombus elastometer to patient to analyze and then exports thrombelastogram.
Current thrombelastogram instrument main operational principle is the change of one sensor being housed monitor pendency silk torsion by pendency silk upper end, lower end suspends one in midair with cylindrical bowl cover, the right cylinder of bowl cover invades in the cup filling blood sample, cup is contained on thermostatic control plate, thermostatic control plate rotates back and forth with 4 ° of 45' angles and drives cup rotate and affect blood sample, along with the increase of time, the resistance that fibrinous adhesion in blood sample produces is different, thus the power difference of pendency silk is passed to by right cylinder on bowl cover, data variation on reflection sensor is different, thus reach the object detecting blood clotting process.
As shown in Figure 1, the critical piece of existing thrombelastogram instrument has: the heating of automatic regulating thermostatic (37 DEG C) and thermostatic control plate 106, insert the bowl cover 104 with small cylinder in test cup 105, test cup 105 is carried on thermostatic control plate 106, the pendency silk 102 can connect the depending cylinder 103 of bowl cover 104, being connected with depending cylinder 103, sensor 101, pendency silk 102 upper end connecting sensor 101, lower end connects tapered cylinder 103 and becomes to be integrated.The torsion that the rotation of pendency silk 102 produces can be reflected by sensor 101, tapered cylinder 103 and bowl cover 104 are by mechanical axis hole interference fit, lower end test cup 105 is placed in closely can be come on the thermostatic control plate 106 of back rotation with 4 ° of 45' angles, and the rotational of thermostatic control plate 106 drives test cup 105 to rotate; Blood sample 107 is held in the middle of wall of cup and right cylinder.When blood sample 107 is in a liquid state, the carrying out back rotation and can not drive bowl cover 104 with small cylinder of test cup 105, reflect that signal is straight line by sensor 101, when blood sample 107 starts to solidify, resistance is produced because of fibrin adhesion between the right cylinder of test cup 105 and bowl cover 104, the rotation of test cup 105 drives bowl cover 104 to move simultaneously, along with fibrinous increase resistance also constantly increases, described test cup 105 drives the motion of bowl cover 104 also to change thereupon, continue the increase of test along with the time, fibrin will dissolve gradually, resistance also slowly reduces, this signal depicts distinctive thrombelastogram by sensor.
Current thrombelastogram instrument has following defect:
Adopt right cylinder contact with blood sample, the DeGrain that blood sample adsorbs right cylinder, when utilizing absorption affinity test blood elastic force, signal not accurately, makes test result not accurate enough.
Utility model content
In view of this, the utility model provides the Hemostasis examination instrument of a kind of sample cup assembly and this assembly.
The utility model provides a kind of sample cup assembly, described sample cup assembly comprises cup and bowl cover, described cup is the container having one end open, the opening of described bowl cover and described cup covers, described bowl cover is provided with stirring fin towards the surface of cup, described stirring fin holds with in described cup, and described bowl cover is provided with the through hole that can coordinate with dwang, inserts described through hole drive bowl cover to rotate to make described drive link.
As the preferred scheme of one, described cup is the container with one end open, and the bottom of described cup has tapering.
As the preferred scheme of one, the lower surface of described bowl cover evenly arranges four and stirs fin around the center of circle, described four are stirred fins and are symmetrically distributed in the lower surface of bowl cover, can stir blood sample in described cup to make described stirring fin under the drive of dwang.
As the preferred scheme of one, described stirring fin has the stirrer gear that two panels be arranged in parallel.
As the preferred scheme of one, the sidewall of cup is provided with handle, matching to limit with the rectangular indentation on locating slot to make described handle relatively rotates between cup and locating slot.
As the preferred scheme of one, the rectangular triangle of described handle, described handle is vertical with described cup sidewalls.
As the preferred scheme of one, described bowl cover is circular, to make the opening fit of described bowl cover and described cup.
As the preferred scheme of one, described through hole is positioned at the center of described bowl cover, and described through hole, for having Morse's taper bellmouth, can coordinate with the tapered portion of dwang to make described bellmouth.
As the preferred scheme of one, it is characterized in that, the wall thickness of described cup is 0.5 millimeter to 3 millimeters, and described cup volume is greater than 100 microlitres.
The utility model provides a kind of Hemostasis examination instrument, and described Hemostasis examination instrument comprises above-mentioned sample cup assembly.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages:
The sample cup assembly that the utility model provides and the Hemostasis examination instrument of this assembly, comprise cup and bowl cover, cup is the container having one end open, the opening of bowl cover and cup covers, bowl cover is provided with stirring fin towards the surface of cup, stirring fin holds with in cup, bowl cover is provided with the through hole that can coordinate with dwang, inserting described through hole to make described drive link drives bowl cover to rotate, the blood sample in cup can be stirred by the stirring fin on bowl cover, can make to stir fin better to contact, also can increase contact area and stir resistance, be convenient to the degree of drawing blood sample coagulation, improve the accuracy of test.
Accompanying drawing explanation
Fig. 1 is the structural representation of prior art;
Fig. 2 is the structural drawing of a kind of embodiment of the utility model Hemostasis examination instrument;
Fig. 3 is the explosive view of a kind of embodiment of the utility model Hemostasis examination instrument;
Fig. 4 is the schematic diagram of a kind of embodiment placement sample cup assembly of the utility model Hemostasis examination instrument;
Fig. 5 is the schematic diagram that a kind of embodiment of the utility model sample cup assembly adds blood sample in cup;
Fig. 6 is the schematic diagram that a kind of embodiment mechanism for testing of the utility model sample cup assembly stirs blood sample;
Fig. 7 is the schematic diagram at another visual angle of Fig. 6;
Fig. 8 is the schematic diagram that a kind of embodiment of the utility model Hemostasis examination instrument carries out taking off bowl cover operation;
Fig. 9 is the schematic diagram after a kind of embodiment bowl cover of the utility model Hemostasis examination instrument is taken off;
Figure 10 is the schematic diagram that a kind of embodiment of the utility model Hemostasis examination instrument takes off that sample cup assembly is taken in cover plate reset away;
Figure 11 is the structural drawing of a kind of embodiment sample cup assembly of the utility model Hemostasis examination instrument;
Figure 12 is the structural drawing that a kind of embodiment code-disc of the utility model Hemostasis examination instrument is connected with dwang;
Figure 13 be in Figure 12 V to cut-open view;
Figure 14 is the structural drawing at another visual angle of Figure 12;
Figure 15 is the structural drawing of a kind of embodiment constant temperature accessory plate of the utility model Hemostasis examination instrument.
Embodiment
The utility model embodiment provides the Hemostasis examination instrument of a kind of sample cup assembly and this assembly, the blood sample in cup can be stirred by the stirring fin on bowl cover, can make to stir fin better to contact, also can increase contact area and stir resistance, be convenient to the degree of drawing blood sample coagulation, improve the accuracy of test.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those skilled in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in composition graphs 2, a kind of embodiment of the utility model Hemostasis examination instrument, described instrument comprise mechanism for testing 110 for detecting blood elastic force, for place blood sample sample placement mechanism 120 and for realize mechanism for testing near or away from the gear train 130 of described sample placement mechanism;
Mechanism for testing comprises rotating unit, test cell and supports the support of above-mentioned parts, described rotating unit comprises the first magnetic force body 111, second magnetic force body 112, first servomotor 113 and dwang 114, described first magnetic force body 111 and the second magnetic force body 112 interval are arranged, described first magnetic force body 111 is fixedly connected with the first servomotor, described second magnetic force body 112 is fixedly connected with dwang 114, drives described second magnetic force body 112 to rotate when rotating to make described first magnetic force body 111;
Described sample placement mechanism comprises for keeping the constant temperature unit 121 of blood sample and the sample cup assembly 122 for holding blood sample, described sample cup assembly 122 comprises cup 1221 and bowl cover 1222, described cup 1221 is for there being the container of one end open, described bowl cover 1222 covers with the opening of described cup 1221, described bowl cover 1222 is provided with stirring fin 1223 towards the surface of cup 1221, described stirring fin 1223 holds with in described cup 1221, described bowl cover 1222 is provided with the through hole coordinated with described dwang 114, inserting described through hole to make described drive link drives bowl cover 1222 to rotate,
When mechanism for testing is in primary importance, the through hole that described dwang 114 inserts described bowl cover 1222 is connected with bowl cover 1222 to realize described dwang 114;
When mechanism for testing is in the second place, described drive link drives described bowl cover 1222 away from described cup 1221 and makes to stir fin 1223 and is positioned at described cup 1221 inside, and described first servomotor 113 drives described first magnetic force body 111 to rotate with default rotational angle, first magnetic force body 111 drives described second magnetic force body 112 to rotate under the effect of magnetic force, described second magnetic force body 112 drives described stirring fin 1223 to rotate in described cup 1221
Described test cell also comprises signal generator and processor, described signal generator is according to the rotation situation production burst signal of described second magnetic force body 112, and described pulse signal is sent to processor, processor draws thrombelastogram by utilizing the signal received.
The Hemostasis examination instrument that the utility model provides, adopt the effect that magnetic force attracts, bowl cover 1222 is affected to stir blood sample in cup 1221 by the tractive force of the first magnetic force body 111 and the second magnetic force body 112, and by code-disc 123 and signal transceiver, microcosmic in blood clotting process occurred in complicated biology change and convert pulse signal to and carry out acquisition process and become thrombelastogram, make test process simple to operate, reduce the workload of operating personnel, provide cost savings.
Below the structure of Hemostasis examination instrument is specifically introduced.
Described Hemostasis examination instrument comprise mechanism for testing, sample placement mechanism and for realize mechanism for testing near or away from the gear train of described sample placement mechanism;
Mechanism for testing comprises rotating unit, test cell and supports the support 124 of above-mentioned parts;
Described rotating unit comprises the first magnetic force body 111, second magnetic force body 112, first servomotor 113 and dwang 114, namely the N pole of the first magnetic force body 111 and the S pole of the second magnetic force body 112 are positioned at the same side, the S pole of the first magnetic force body 111 and the N pole of the second magnetic force body 112 are positioned at the same side, the attracting effect of magnetic is produced between first magnetic force body 111 and the second magnetic force body 112, first magnetic force body 111 rotates and the second magnetic force body 112 can be driven to rotate, the centre of gravity place of described first magnetic force body 111 is fixedly connected with the rotating shaft of described first servomotor 113, described second magnetic force body 112 is arranged on one end of dwang 114, the centre of gravity place of the second magnetic force body 112 is connected with dwang 114, the N pole of described first magnetic force body 111 is vertical with described rotating shaft with place, S pole straight line.
Preferably, described first magnetic force body 111 and described second magnetic force body 112 are right cylinder, the magnetic force value of the first magnetic force body 111 is greater than the magnetic force value of the second magnetic force body 112, thus make the first magnetic force body 111 that the second magnetic force body 112 can be driven smoothly easily to rotate, wherein the centre distance of the first magnetic force body and the second magnetic force body 112 is greater than both radius sums, i.e. the first magnetic force body 111 and the second magnetic force body 112 vertically interval and be arrangeding in parallel, avoids the inaccurate problem causing test result due to the first magnetic force body and the second contacting of magnetic force body.
Shown in composition graphs 2 and Fig. 3, described support 124 comprises and is positioned at support 124 top for installing the installing plate 1241 of the first servomotor 113, be positioned at support 124 bottom for the location-plate 1242 that supports the second magnetic force body 112 and rotate and connection plate 1241 vertical plate 1243 with location-plate 1242, described location-plate 1242 adopts material to be the teflon or polyetheretherketone (PEEK) that friction factor is less, also can other be adopted to have self lubricity good, physical strength is high, high temperature resistant, shock-resistant, fire-retardant, acid and alkali-resistance, hydrolysis, wear-resisting, endurance, the material of radiation-resistant property, be particularly useful for the material with code-disc 123 surface of contact, the friction force making it coordinate is reduced to minimum.
Described test cell comprises signal generator and processor, described signal generator comprises code-disc 123, signal transceiver 125, the pulse signal of generation is sent to processor by signal transceiver 125, processor draws thrombelastogram by utilizing the pulse signal received, the card being specially described code-disc 123 arranges at least one window 1231, described dwang 114 passes the center of described code-disc 123 and is fixedly connected with code-disc 123, preferably, adopt the mode of interference fit, described signal transceiver 125 comprises a pair impulse ejection pole and reception of impulse pole that are positioned at code-disc 123 both sides, impulse ejection pole is to code-disc 123 transponder pulse signal, through the window 1231 of code-disc 123, reception of impulse pole receives this pulse signal, when the pulse signal launched when impulse ejection pole stops on code-disc 123, pulse signal can not pass window 1231, reception of impulse pole can not receive this pulse signal.
The process need how generating thrombelastogram is stressed:
Described first magnetic force body 111 under the drive of the first servomotor 113 with the regular positive and negative rotation of certain value angle ω amplitude, when testing blood viscosity and being maximum, the angle ω that described first magnetic force body 111 rotates is definite value and should be greater than the angle ω ' of the rotation of code-disc 123, and ω ' should be greater than the angle σ of window 1231 region on code-disc 123, under the effect of magnetic force, drive the second magnetic force body 112 and drive code-disc 123 to rotate with the positive and negative rotation of angle ω ' amplitude.Stir with the amplitude of angle ω ' the blood sample held in cup 1221 after above-mentioned bowl cover 1222 closely cooperates with code-disc 123, along with the change of fibrin adhesion in blood sample, thus the reacting condition stirring fin 1223 of bowl cover 1222 lower end being produced to resistance is in the changes in amplitude of the rotational angle ω ' of code-disc 123, the pulse of above-mentioned signal transceiver 125 sequential filming some, when the window 1231 of described code-disc 123 just can receive pulse signal through the transmitting-receiving port of signal transceiver 125, other regions then do not receive pulse signal, the change of the rotational angle ω ' of code-disc 123 is judged according to the quantity of the pulse signal received, the overall picture of blood clotting process is reflected after the process of signal, and draw blood elastic force figure.
Shown in Figure 12 and Figure 13, preferably 4 windows 1231, described window 1231 is rectangular window, described four rectangular windows are arranged at equal intervals along code-disc 123 circumferencial direction, wherein, in the surface direction of parallel code-disc 123, the cross section of described window 1231 is trapezoidal, namely narrow along on cross section from top to bottom direction, preferred isosceles trapezoid, wherein 0 < 10 < 180 degree, 0 < β < 90 degree, by adopting such structure, when making the run-off the straight of instrument own, on code-disc 123, the edge of window 1231 can not block pulse signal, cause erroneous judgement, because in the error that actual parts machining and assembling exist, code-disc 123 will certainly be there is in vertical direction to swing certain angle θ in the factors such as vibrations during instrument work and residing level environment do not meet, make actual signal transceiver 125 transponder pulse signal s1 or s2 and the impossible absolute upright of code-disc 123 card, thus produce number of pulses error when can cause reception of impulse, the error problem produced when cross section then can be avoided to be other shapes when window 1231 is designed to above-mentioned isosceles trapezoid.
Shown in Figure 14, described code-disc 123 is positioned at dwang 114 one end near the second magnetic force body 112, the end of described dwang 114 is radially provided with through hole 1226, described second magnetic force body 112 is through this through hole 1226, the centre of gravity place of the second magnetic force body 112 is positioned at this through hole 1226, like this when the second magnetic force body 112 rotation, can not because of the asymmetric generation causing shaking of center of gravity.
Shown in Figure 14, dwang 114 pressed on ring deviating from the second magnetic force body 112 side at code-disc 123 is circumferentially provided with cone boss 1141 in direction, described location-plate 1242 is provided with pilot hole, described dwang 114 is through described pilot hole, described cone boss 1141 is resisted against on the hole wall of described pilot hole, like this in the process of dwang 114 rotation, dwang 114 diminishes with the contact area of location-plate 1242, friction force reduces, reduce the impact of friction on test result as far as possible, improve the accuracy of test result.
Shown in composition graphs 3, in order to prevent dwang 114 on location-plate 1242 along above-below direction play, described dwang 114 is provided with stopper slot 1142 through the body of rod of pilot hole, described stopper slot 1142 is the ring-shaped groove arranged around dwang 114 circumferencial direction, limit buckle 1143 is installed additional in stopper slot 1142, dwang 114 is when being subject to External Force Acting, because the cooperation of limit buckle 1143 and stopper slot 1142 exists, limit the moving displacement of dwang 114 axis, make the dwang 114 being positioned at pilot hole both sides not easily axial float occur.
Shown in Figure 14, the other end of described dwang 114 comprises guiding most advanced and sophisticated 1143 and tapered portion 1144, described guiding most advanced and sophisticated 1143 is positioned at the end of dwang 114 and tapered body, for playing guide-localization effect when coordinating with bowl cover 1222, convenient insertion bowl cover 1222, tapered portion 1144 self has certain taper, namely the diameter of tapered portion 1144 reduces gradually towards guiding most advanced and sophisticated 1143, one is arranged to continuously with guiding most advanced and sophisticated 1143, when being that bowl cover 1222 coordinates, also realize easily assembling by interference fit and be not easy to come off, avoid and occur assembling not in place due to artificial assembling and shake the blood examination that causes easily failure and the testing result problem of being forbidden.
Sample placement mechanism comprises constant temperature unit 121, sample cup assembly 122 and de-cap unit, is specifically described below to Each part:
Shown in composition graphs 3, constant temperature unit 121 comprises erection support 1211 and is positioned at the thermostatic control assembly on erection support 1211, described thermostatic control assembly comprises heat insulation support plate 1212, be arranged on the constant temperature accessory plate 1213 on heat insulation support plate 1212 and be arranged on the constant temperature retainer 1214 of constant temperature accessory plate 1213 lower surface, described heat insulation support plate 1212 adopts heat insulation and that hardness is high nonmetallic materials, for fixing and supporting constant temperature accessory plate 1213 and prevent its temperature from dispersing, described constant temperature retainer 1214 is for heating and detect the temperature of constant temperature accessory plate 1213, detect the temperature threshold whether temperature of constant temperature accessory plate 1213 is required, if stop heating constant temperature accessory plate 1213 higher than required temperature threshold constant temperature retainer 1214, if temperature heats lower than required temperature threshold constant temperature retainer 1214 pairs of constant temperature accessory plates 1213, thus reach the object keeping constant temperature accessory plate 1213 temperature constant at required temperature threshold, in the present embodiment, required temperature threshold is 37 degrees Celsius.
Shown in Figure 15, described constant temperature accessory plate 1213 is provided with one for holding the locating slot 1215 of sample cup assembly 122, described sample cup assembly 122 is placed in locating slot 1215, in the present embodiment, locating slot 1215 adopts cylindrical structure, the axial direction of cylinder is vertical with the surface of constant temperature accessory plate 1213, the end face of locating slot 1215 is provided with a rectangular indentation 1216, at cup 1221 outside surface of sample cup assembly 122, the handle 1224 coordinated with this rectangular indentation 1216 is set, sample cup assembly 122 is placed in locating slot 1215, this handle 1224 is stuck in described rectangular indentation 1216, the shape of certain locating slot 1215 can be square tube or other planforms, meet sample cup assembly 122 to be placed in locating slot 1215 and can not to relatively rotate, specifically can not limit, locating slot 1215 is for locating sample cup assembly 122, prevent from driving it to rock together because the fibrin viscosity of blood sample increases in test process, affect test result.
Shown in Figure 11, sample cup assembly 122 comprises cup 1221, described cup 1221 is for having the container of one end open, the bottom of described cup 1221 has certain taper, to be more easily placed in locating slot 1215, cup 1221 shape and locating slot 1215 fit, such as, locating slot 1215 adopts cylinder, then cup 1221 is also related to right cylinder, cup 1221 wall thickness preferably 0.5 millimeter ~ 3 millimeters in the present embodiment, volume is set to and is greater than 100 microlitres, the sidewall of cup 1221 is provided with leader 1224, preferably, described handle 1224 is triangle at right angles, described handle 1224 is arranged on cup 1221 on the sidewall of opening, this handle 1224 can the rectangular indentation 1216 on locating slot 1215 match, relatively rotate between restriction cup 1221 and locating slot 1215, prevent the cup 1221 when testing blood sample from rotating and affect test result, also facilitate and get with hand-held, avoid and cause the inaccurate and test crash of test result owing to artificially assembling bowl cover 1222 factor not in place and vibrations, greatly reduce man power and material's cost.
Shown in Figure 11, sample cup assembly 122 of the present utility model provides a kind of embodiment, described sample cup assembly 122 also comprises bowl cover 1222, bowl cover 1222 is circular, can with the opening fit of cup 1221, described bowl cover 1222 upper surface is provided with a through hole, what this through hole was concrete can be bellmouth 1225, preferably, described bellmouth 1225 is positioned at the center of bowl cover 1222, the tapering of described bellmouth 1225 adopts Morse's taper design and can coordinate with the tapered portion 1144 of dwang 114, the auto-lock function that this structure utilizes Morse's taper itself to have, the principle that the power of axis is converted into the radial force of rotation can be made tapered portion 1144 compact siro spinning technology of bowl cover 1222 and dwang 114.Bowl cover 1222 lower surface is provided with at least one and stirs fin 1223, described stirring fin 1223 is evenly distributed on the lower surface of bowl cover 1222, stir fin 1223 and can stir blood sample in cup 1221 under the drive of dwang 114, blood sample is stirred by stirring fin, can make to stir fin better to contact, also can increase contact area and stir resistance, being convenient to the degree of drawing blood sample coagulation, improving the accuracy of test.
Shown in Figure 11, preferably, evenly arrange four at the lower surface of bowl cover 1222 around the center of circle and stir fin 1223, four are stirred the lower surface that fin 1223 is symmetrically distributed in bowl cover 1222, make bowl cover 1222 uniform force in rotation process, avoid because stir the uneven generation vibration of fin distribution.
Shown in Figure 11, preferably, the shape of each stirring fin 1223 is n shape, namely each stirring fin 1223 has two panels stirrer gear, two stirrer gears be arranged in parallel, make raising in the process stirred stir the toughness of fin 1223 and increase blood sample to the resistance stirring fin 1223 by this structure, monitor out the degree of blood sample coagulation more accurately.
Preferably, the bowl cover 1222 of described sample cup assembly 122 and cup 1221 adopt the macromolecular material with biocompatibility to make and with certain toughness, be medical disposable material articles for use, bowl cover 1222 and cup 1221 fasten and seal before the use, ensure that the clean of cup 1221 inside, avoid blood sample to be polluted.
Shown in composition graphs 9 and Figure 10, sample placement mechanism also comprises de-cap unit, and for being departed from from dwang 114 by described bowl cover 1222 after test terminates, sample cup assembly 122 entirety is taken off by convenient operation personnel.
Shown in composition graphs 9 and Figure 10, described de-cap unit comprises force assembly 126, one end is arranged on the web joint 1261 on force assembly 126 and is arranged on the de-cover plate 1262 of web joint 1261 other end, described de-cover plate 1262 can turn an angle and go to directly over locating slot 1215 under the effect of force assembly 126, stop that sample cup assembly 122 is followed dwang 114 and promoted, namely stop that sample cup assembly 122 is along the axial direction of dwang 114 continuing rise, sample cup assembly 122 is separated with dwang 114, the effect of de-lid automatically can be played like this, solve medical personnel's operation steps various, workload is large, the result caused that firmly differs of artificial assembling appearance is forbidden, the problem of mistake or test crash, bowl cover 1222 is connected with the Automated assembly of dwang 114, automatically laying down bowl cover 1222 by de-cover plate 1262 after being completed, to solve medical worker's workload large, the problem of operating process complexity.
Shown in composition graphs 9 and Figure 10, preferably, force assembly 126 can adopt servomotor, servomotor is arranged on the bearing of constant temperature unit 121, web joint 1261 is connected with the rotating shaft of servomotor, by exporting control signal, control servomotor rotates, drive web joint 1261, and then drive de-cover plate 1262 to rotate, the plane of rotation of de-cover plate 1262 can be parallel with the upper surface of bowl cover 1222, namely rotate along horizontal direction, can certainly rotate by the vertical direction, namely de-cover plate 1262 turns to directly over locating slot 1215 from top to bottom, the mode adopting de-cover plate 1262 horizontal direction to rotate in the present embodiment turns to directly over locating slot 1215.
Preferably, described de-cover plate 1262 one end has the cylinder boss be connected with web joint 1261, and the other end of de-cover plate 1262 has semicircular indentations, makes de-cover plate 1262 better can turn to the top of bowl cover 1222, make de-lid process more steady, deflection is less likely to occur.
Preferably, described de-cap unit also comprises the first location inductive switch, for locating the initial position of de-cover plate 1262, the angle turned to directly over locating slot 1215 from initial position can be arranged as required, rotational angle is greater than zero degree, described first location inductive switch is positioned on described mounting bracket 124, in the present embodiment, the rotational angle of de-cover plate 1262 is 90 degree, turn to directly over the first location inductive switch 1263 after de-cover plate 1262 completes de-lid, first location inductive switch 1263 is pulse transceiver, pulse signal is through the reflection of de-cover plate 1262, first location inductive switch 1263 outputs signal, servomotor stops operating, de-cover plate 1262 is made to be positioned at initial position.
Shown in composition graphs 2 and Fig. 3, introduce below realize mechanism for testing near or the structure of gear train away from sample placement mechanism, specifically comprise following:
Described gear train 130 comprises ball-screw 131 and guide rail 132, described ball-screw 131 comprises screw rod 1311 and nut 1312, ball-screw 131 also can adopt other slowly to promote or the device of the mechanism for testing that lands, if certainly damping, buffering problem can be resolved, also cylinder can be adopted to replace, do not limit.
The support 124 of described mechanism for testing comprises the card extender 1241 for attaching nut 1312 and slide block, sliding back and forth on guide rail 132 slide block 1321 is set, in the present embodiment, the screw rod 1311 of ball-screw is as active body, the bottom of screw rod 1311 is provided with servomotor, servomotor drives screw rod 1311 to rotate, slide block can slide up and down at guide rail 132 and play guide effect, drive nut 1312 rectilinear motion by the rotation of screw rod 1311, the mechanism for testing be positioned at like this on nut 1312 can realize near or away from sample placement mechanism.
Preferably, described mechanism for testing also comprises the bearing plate 115 for mounting guide rail 132, guide rail 132 is arranged on the surface of bearing plate 115, described bearing plate 115 becomes vertical with the bearing of described sample placement mechanism and places, namely bearing plate 115 is vertically arranged, and described guide rail 132 is vertically arranged on bearing plate 115.
Preferably, the second location inductive switch (not shown) and the 3rd that described mechanism for testing also comprises for positioning sliding block position locates inductive switch (not shown), described second location inductive switch and the 3rd location inductive switch are all arranged on the bearing plate 115 of the same side of guide rail 132, described second location inductive switch and the 3rd location inductive switch are all arranged on the bearing plate of the same side of guide rail, described second location inductive switch is used for outputing signal when mechanism for testing is in primary importance, when being in primary importance, dwang 114 is connected with bowl cover 1222, described 3rd location inductive switch is used for outputing signal when mechanism for testing is in the second place, when being in the second place, dwang 114 drives bowl cover 1222 to rotate the sample stirring and be arranged in cup 1221.
Described bearing plate is provided with the 4th location inductive switch 1264, for outputing signal when described slide block is in guide rail top, to point out described bowl cover 1222 under the drive of mechanism for testing away from described cup 1221, described 4th location inductive switch is arranged on the bearing plate 115 on guide rail 132 top, removes the operation of sample time for placing sample or terminating test
It should be noted that, location inductive switch can be arranged on preposition, for pointing out location, inductive switch can comprise transmitter and receiver, transmitter, to receiver utilizing emitted light signal, can install baffler 1265, for shading light signal on slide block, receiver then illustrates when not receiving light signal that the baffler 1265 on slide block is moved between transmitter and receiver, and location inductive switch can output signal prompting slide block movement to precalculated position.
Preferably, described instrument also comprises the display screen for display measurement result, processor generates thrombelastogram according to pulse signal, again thrombelastogram is sent to display screen display, certainly, display screen not only can display measurement result, also can show other parameters, the such as running time etc., specifically do not limit.
Preferably, described instrument also comprises level meter, for the current state whether being in horizontal positioned of detecting instrument, horizontality also can be shown by display screen by described level meter, handled easily personnel adjustment instrument state, avoids the jiggly situation of instrument, improves the accuracy of detection of instrument.
Mechanism for testing comprises electric control unit, electric control unit and first locates inductive switch 1263, second location inductive switch and the 3rd location inductive switch are electrically connected, first location inductive switch 1263, the signal of collection is delivered to electric control unit by the second location inductive switch and the 3rd location inductive switch electricity, electric control unit controls servomotor motion according to the signal of each location inductive switch, then control servomotor stop operating to moving to assigned address, electric control unit also may be used for the electrical installation realizing control device entirety, can carry out powering etc. for display screen, specifically do not repeat.
Shown in composition graphs 4 to Figure 10, conveniently to understanding of the present utility model, the application scenarios of a kind of embodiment of Hemostasis examination instrument is provided to be illustrated below:
Hemostasis examination instrument starting up, carries out system initialization;
Mechanism for testing carries out initial position rectification to code-disc 123 and signal transceiver 125, make code-disc 123 rotate move angle after signal transceiver 125 can complete normally transmission or return pulse signal.
Sample cup assembly 122 is placed in the locating slot 1215 of sample placement mechanism, constant temperature unit 121 starts to heat, and keep temperature constant constant, mechanism for testing moves to primary importance under the drive of gear train, second location inductive switch output signal prompting mechanism for testing is in primary importance, now dwang 114 inserts in the bellmouth 1225 of bowl cover 1222, dwang 114 and bowl cover 1222 cooperate together, drive mechanism drives mechanism for testing to move up to guide rail 132 top, 4th location inductive switch output signal prompting mechanism for testing is in guide rail 132 top, now cup 1221 and bowl cover 1222 are in complete released state, testing staff adds blood sample in cup 1221, mechanism for testing moves downwardly to the second place under the drive of gear train, 3rd location inductive switch output signal prompting current location, now, stirring fin 1223 on bowl cover 1222 extend in the blood sample in cup 1221, first servomotor 113 of mechanism for testing rotates, described first magnetic force body 111 under the drive of the first servomotor 113 with the regular positive and negative rotation of certain value angle ω amplitude, when testing blood viscosity and being maximum, the angle ω that described first magnetic force body 111 rotates is definite value and should be greater than the angle ω ' of the rotation of code-disc 123, and ω ' should be greater than the angle σ of window 1231 region on code-disc 123, under the effect of magnetic force, drive the second magnetic force body 112 and drive code-disc 123 to rotate with the positive and negative rotation of angle ω ' amplitude.Stir with the amplitude of angle ω ' the blood sample held in cup 1221 after above-mentioned bowl cover 1222 closely cooperates with code-disc 123, along with the change of fibrin adhesion in blood sample, thus the reacting condition stirring fin 1223 of bowl cover 1222 lower end being produced to resistance is in the changes in amplitude of the rotational angle ω ' of code-disc 123, the pulse of above-mentioned signal transceiver 125 sequential filming some, when the window 1231 of described code-disc 123 just can receive pulse signal through the transmitting-receiving port of signal transceiver 125, other regions then do not receive pulse signal, the change of the rotational angle ω ' of code-disc 123 is judged according to the quantity of the pulse signal received, the overall picture of blood clotting process is reflected after the process of signal, and draw blood elastic force figure.
Blood elastic force figure is completed and can be shown by display screen or print, de-cap unit turns to above locating slot 1215 to stop bowl cover 1222, mechanism for testing moves upward under the drive of gear train, dwang 114 also rises along with mechanism for testing and rises, now be in the stop of the bowl cover 1222 on dwang 114 due to de-cap unit, bowl cover 1222 can not continue to move upward, and bowl cover 1222 is separated with dwang 114, reaches the object of de-lid automatically.
Effect of the present utility model be solve that the operating process of at present blood coagulation overall picture detector is on the market complicated, the problem of cost that mistaken diagnosis that blood examination easily failure, testing result are forbidden to cause, medical worker's workload are large and high.
The utility model is by being connected the Automated assembly of sample bowl cover 1222 with the conical section of code-disc 123 lower end, automatically lay down bowl cover 1222 by de-cover plate 1262 after being completed and solve the problem that medical worker's workload is large, operating process is complicated, avoid and occur assembling not in place due to artificial assembling and shake the blood examination that causes easily failure and the testing result problem of being forbidden, the utility model the selection of material is common common material, the special problem solving the high cost caused because equipment is perishable of structural design.
In whole operating process, doctor only need place sample cup, press testing button, and add blood sample to sample cup, sample cup is taken away after testing, this instrumentation is easy, greatly reduces the workload of medical personnel, improves work efficiency, avoid and cause the inaccurate and test crash of test result owing to artificially assembling bowl cover 1222 factor not in place and vibrations, greatly reduce man power and material's cost.
The utility model scheme is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in instructions of the present utility model and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.The embodiments described herein should be appreciated that the data used like this can be exchanged in the appropriate case, so that can be implemented with the order except the content except here diagram or description.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
Above a kind of Hemostasis examination instrument provided by the utility model is described in detail, for one of ordinary skill in the art, according to the thought of the utility model embodiment, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1. a sample cup assembly, it is characterized in that, described sample cup assembly comprises cup and bowl cover, described cup is the container having one end open, the opening of described bowl cover and described cup covers, and described bowl cover is provided with stirring fin towards the surface of cup, and described stirring fin holds with in described cup, described bowl cover is provided with the through hole that can coordinate with dwang, inserts described through hole drive bowl cover to rotate to make described drive link.
2. sample cup assembly according to claim 1, is characterized in that, described cup is the container with one end open, and the bottom of described cup has tapering.
3. sample cup assembly according to claim 1, it is characterized in that, the lower surface of described bowl cover evenly arranges four and stirs fin around the center of circle, described four are stirred fins and are symmetrically distributed in the lower surface of bowl cover, can stir blood sample in described cup to make described stirring fin under the drive of dwang.
4. the sample cup assembly according to claim 1 or 3, is characterized in that, described stirring fin has the stirrer gear that two panels be arranged in parallel.
5. sample cup assembly according to claim 1, is characterized in that, the sidewall of cup is provided with handle, and matching to limit with the rectangular indentation on locating slot to make described handle relatively rotates between cup and locating slot.
6. sample cup assembly according to claim 5, is characterized in that, the rectangular triangle of described handle, described handle is vertical with described cup sidewalls.
7. sample cup assembly according to claim 2, is characterized in that, described bowl cover is circular, to make the opening fit of described bowl cover and described cup.
8. sample cup assembly according to claim 7, is characterized in that, described through hole is positioned at the center of described bowl cover, and described through hole, for having Morse's taper bellmouth, can coordinate with the tapered portion of dwang to make described bellmouth.
9. sample cup assembly according to any one of claim 1 to 8, is characterized in that, the wall thickness of described cup is 0.5 millimeter to 3 millimeters, and described cup volume is greater than 100 microlitres.
10. a Hemostasis examination instrument, is characterized in that, described Hemostasis examination instrument comprises the sample cup assembly according to any one of claim 1 to 8.
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| CN201420787158.3U CN204479595U (en) | 2014-12-12 | 2014-12-12 | A kind of sample cup assembly and there is the Hemostasis examination instrument of this assembly |
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| CN201420787158.3U CN204479595U (en) | 2014-12-12 | 2014-12-12 | A kind of sample cup assembly and there is the Hemostasis examination instrument of this assembly |
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| CN204479595U true CN204479595U (en) | 2015-07-15 |
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| CN105548583A (en) * | 2016-01-11 | 2016-05-04 | 广州阳普医疗科技股份有限公司 | Blood coagulation detecting instrument |
| WO2016090739A1 (en) * | 2014-12-12 | 2016-06-16 | 广州阳普医疗科技股份有限公司 | Blood coagulation measuring device |
| CN106370829A (en) * | 2016-08-30 | 2017-02-01 | 诺泰科生物科技（苏州）有限公司 | Thrombus elastometer and blood containing cup loading and unloading method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016090739A1 (en) * | 2014-12-12 | 2016-06-16 | 广州阳普医疗科技股份有限公司 | Blood coagulation measuring device |
| CN105548583A (en) * | 2016-01-11 | 2016-05-04 | 广州阳普医疗科技股份有限公司 | Blood coagulation detecting instrument |
| WO2017121288A1 (en) * | 2016-01-11 | 2017-07-20 | 广州阳普医疗科技股份有限公司 | Apparatus for measuring blood coagulation |
| CN107525915A (en) * | 2016-06-21 | 2017-12-29 | 北京航空航天大学 | A kind of thrombelastogram instrument |
| CN107525915B (en) * | 2016-06-21 | 2019-10-18 | 北京航空航天大学 | A kind of thrombelastogram instrument |
| CN106370829A (en) * | 2016-08-30 | 2017-02-01 | 诺泰科生物科技（苏州）有限公司 | Thrombus elastometer and blood containing cup loading and unloading method |
| CN106370829B (en) * | 2016-08-30 | 2019-02-12 | 诺泰科生物科技（苏州）有限公司 | A kind of thrombus elastometer and contain blood cup discharging method |
| WO2018187958A1 (en) * | 2017-04-12 | 2018-10-18 | 广州阳普医疗科技股份有限公司 | Sensing cup |
| CN107843525A (en) * | 2017-11-27 | 2018-03-27 | 世纪亿康（天津）医疗科技发展有限公司 | Detect specimen cup and its application of coagulation function |
| KR20210146016A (en) * | 2020-05-26 | 2021-12-03 | 고려대학교 산학협력단 | Blood test apparatus |
| KR102414376B1 (en) * | 2020-05-26 | 2022-06-29 | 고려대학교 산학협력단 | Blood test apparatus |
| CN111781340A (en) * | 2020-07-10 | 2020-10-16 | 赫安仕科技（苏州）有限公司 | Guide rod and thrombelastogram instrument |
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Address after: 519031 office 2320, No. 3000, Huandao East Road, Hengqin new area, Zhuhai, Guangdong Patentee after: Yangpu Medical Technology Co.,Ltd. Address before: 510000 Kaiyuan Avenue 102, Science City, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee before: GUANGZHOU IMPROVE MEDICAL TECHNOLOGY Co.,Ltd. |