CN219201619U

CN219201619U - Tubular probe of coagulation analyzer and coagulation analyzer

Info

Publication number: CN219201619U
Application number: CN202223591618.9U
Authority: CN
Inventors: 陶思良; 石红卫; 张会玺
Original assignee: Baorui Biotechnology Taizhou Co ltd
Current assignee: Baorui Biotechnology Taizhou Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-16
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a tubular probe of a coagulation analyzer, which comprises a hollow tubular probe tube; the part of the probe tube immersed in blood is an immersed area, 4 rows and 4 columns of communication holes with the diameter of 1mm are arranged from the bottom of the immersed area, the row spacing of the communication holes is 1.5mm, and the communication holes are arranged at 90-degree intervals in the cross section direction; the middle section of the probe tube is a cavity area, two symmetrically distributed ventilation holes are arranged in the cavity area, and the diameter of each ventilation hole is 1mm; the part of the probe tube connected with the coagulation analyzer is a connecting area. The tubular probe avoids falling off caused by vibration of the transduction sensor when blood 'coagulation rate' is detected, can avoid fluctuation of values before and after detection, greatly improves discrimination and treatment efficiency of coagulation abnormality during and after operation, and promotes staff to detect coagulation abnormality in blood more quickly and conveniently.

Description

Tubular probe of coagulation analyzer and coagulation analyzer

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a tubular probe of a coagulation analyzer and the coagulation analyzer.

Background

The sonoshot coagulation and platelet function analyzer is mainly used for in-vitro detection of coagulation and platelet functions, and the application of the analyzer in the fields of cardiovascular surgery, liver transplantation surgery and other operations with large bleeding amount, pediatric, severe and hemostatic research and the like is more and more, so that the analyzer has gradually become an important, accurate and rapid clinical hemostatic test tool, and the analyzer is an improvement and optimization of a disposable consumable-detection probe in the test process.

The sonoplot device is widely applied in the global scope, the compatible device developed based on the sonoplot principle is also developed in various places, all detection devices based on the mode have certain random types in the third and fourth stages, so that the result is difficult to judge and read, clinical experience is combined to determine the detection result, the clinical popularization is not very difficult, and the device is mainly a structural schematic diagram after the fluctuation of data peaks in different stages in the blood detection process, as shown in fig. 6-8.

The reason why the coagulation signals of the third stage are random is that due to shrinkage of blood clots, the volume of blood originally filled in the probe tube is reduced due to shrinkage of the blood clots, the pressure on the tube wall is reduced, the blood clots lose adhesion to the tube wall due to the reduction of the pressure, and therefore the blood clots fall off to be in a free state, at the moment, the resistance sensed by the probe tube is reduced, the blood clots of the inner wall are shrunk, the blood clots of the outer wall are shrunk sometimes, the resistance is further reduced, the blood clots fall off randomly due to shrinkage of the blood clots, the time is uncontrollable, the falling strength is uncontrollable, the result is random in the third stage finally, and the result of the third stage is random, so that the detection result of the fourth stage is continuously influenced.

The other reason for the random result is that the probe tube is self-structured, because one end of the probe tube is inserted into the sensor probe, only one end is open, the other end is closed, the diameter of the probe tube is only 4mm, the viscosity and the surface tension of the probe tube are respectively different because of different sources of blood samples, the immersion height of blood in the inner wall of the probe tube is also different when the tubular probe is inserted into a blood sample, the immersion height of the liquid surface is provided with a certain randomness, besides the reasons caused by the surface tension, the structure that one end is closed also causes that at the moment of blood insertion, the air quantity in the tube is also random, the air pressure in the tube is slightly higher than the air pressure outside the tube, and the superposition of the reasons finally causes that after the probe tube is inserted into the blood, the liquid surface height in the tube is different from the liquid surface height outside the tube, and the random difference of the liquid surface height is random, so the tubular probe structure of the coagulation analyzer is provided for the scheme to perfect the device.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide the tubular probe of the coagulation analyzer, which is resistant to blood clot falling, strong in blood clot adhesive force, stable in internal liquid level height, simple in structure, easy to implement and completely compatible with the existing detection equipment.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

A tubular probe of a coagulation analyzer, comprising a hollow tubular probe tube;

the part of the probe tube immersed in blood is an immersed area, 4 rows and 4 columns of communication holes with the diameter of 1mm are arranged from the bottom of the immersed area, the row spacing of the communication holes is 1.5mm, and the communication holes are arranged at 90-degree intervals in the cross section direction;

the middle section of the probe tube is a cavity area, two symmetrically distributed ventilation holes are arranged in the cavity area, and the diameter of each ventilation hole is 1mm;

the part of the probe tube connected with the coagulation analyzer is a connecting area.

Further, the total length of the tubular probe was 21.5mm, the length of the submerged zone was 9mm, the length of the cavity zone was 6mm, and the length of the attachment zone was 6.5mm.

On the other hand, the application still protects the blood coagulation analyzer that adopts aforementioned a blood coagulation analyzer's tubular probe, blood coagulation analyzer body upper end fixedly connected with places the platform, the outer end of blood coagulation analyzer body inlays and is equipped with data panel, control switch is installed to the outer end of blood coagulation analyzer body, control switch is located data panel's right side, place the upper end fixedly connected with of platform and detect the platform, the upper end fixedly connected with of detecting the platform two mutually symmetric distribution's fixed blocks, two fixedly connected with pivot between the inner wall of fixed block, the outer pot head of pivot is equipped with the upset lid, the recess has been seted up to the bottom of upset lid, transduction sensor is installed on the interior top of recess, transduction sensor's outer end links up through the joint subassembly has tubular probe, the upper end of detecting the platform inlays and is equipped with the sample and places the platform, sample cup is equipped with between the inner wall of platform is placed to the sample.

Further, the clamping assembly comprises a plurality of sliding grooves formed in the outer end of the transduction sensor, clamping blocks are connected between the inner walls of the sliding grooves in a sliding mode, and extension springs are fixedly connected between the sliding grooves and the inner walls of the clamping blocks.

Further, a ball groove is formed in the inner side wall of the sliding groove, and balls are rotationally connected between the inner walls of the ball groove.

Further, the lower extreme of upset lid inlays and is equipped with first magnetic path, first magnetic path is located the upside of recess, the upper end of detecting the platform inlays and is equipped with the second magnetic path, the magnetic pole of first magnetic path and second magnetic path is opposite setting, and upper and lower position corresponds each other.

3. Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

(1) According to the scheme, the ventilation holes are formed in the non-blood immersed area of the tubular probe, so that when the probe tube is inserted into blood, the air pressure inside and outside the probe tube is consistent, and the liquid level inside and outside the probe tube is consistent.

(2) According to the scheme, the communication hole is formed in the blood immersed area of the tubular probe, so that blood is not divided into an inner part and an outer part by the probe tube under the condition of immersed probe tubes, and a plurality of communication pipelines are arranged to form a netlike connection integral structure, and even if blood clots shrink, effective attachment of the tubular probe can be ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the tubular probe of the present utility model;

FIG. 3 is a schematic view showing the structure of the probe tube of the present utility model when it is inserted into blood;

FIG. 4 is a schematic diagram of a transducer according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present utility model;

fig. 6-8 are schematic diagrams of prior art structures of blood test data peak fluctuations.

The reference numerals in the figures illustrate:

1 coagulation analyzer, 2 placement table, 3 data panel, 4 control switch, 5 detection table, 6 fixed block, 7 pivot, 8 flip cover, 801 first magnetic block, 802 second magnetic block, 9 recess, 10 transduction sensor, 1001 spout, 1002 fixture block, 1003 extension spring, 1004 ball groove, 1005 ball, 11 tubular probe, 1101 probe tube, 1102 intercommunicating pore, 1103 bleeder vent, 12 sample placement table, 13 sample cup.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-5, a probe structure of a coagulation analyzer includes a coagulation analyzer body 1, a placement table 2 is fixedly connected to the upper end of the coagulation analyzer body 1, a data panel 3 is embedded in the outer end of the coagulation analyzer body 1, a control switch 4 is installed at the outer end of the coagulation analyzer body 1, the control switch 4 is located on the right side of the data panel 3, a detection table 5 is fixedly connected to the upper end of the placement table 2, two fixing blocks 6 which are symmetrically distributed are fixedly connected to the upper end of the detection table 5, a rotating shaft 7 is fixedly connected between inner walls of the two fixing blocks 6, a turnover cover 8 is sleeved on the outer end of the rotating shaft 7, a groove 9 is formed in the bottom end of the turnover cover 8, a transduction sensor 10 is installed on the inner top end of the groove 9, a tubular probe 11 is connected to the outer end of the transduction sensor 10 through a clamping assembly, a sample placement table 12 is embedded in the upper end of the detection table 5, and a sample cup 13 is arranged between inner walls of the sample placement table 12.

In the use of this scheme, when staff's needs in the art and during the discrimination and the treatment of postoperative to the blood coagulation abnormality, staff's accessible bears the weight of blood products through sample cup 13, then place sample cup 13 in sample place the platform 12 inside, afterwards and establish the tubular probe 11 of improvement in this embodiment outside to the transduction sensor 10 through joint subassembly cover, and under the effect of joint subassembly, avoided when blood "coagulation rate" detects because of the vibrations of transduction sensor 10 to lead to the phenomenon emergence that drops, then rotate flip cover 8 to laminating the surface of detecting platform 5, then press control switch 4 start coagulation analyzer body 1 detects work, and under the effect of improved tubular probe 11 in the testing process, can avoid the undulant phenomenon to appear in the numerical value in front and back when detecting, the discrimination and the treatment efficiency of postoperative to the blood coagulation abnormality have been improved greatly, and the staff can more conveniently detect the high coagulation state in the blood of promoting.

In the process of detecting blood, the transduction sensor 10 drives the tubular probe 11 to vibrate up and down at the frequency of 200Hz in the blood sample, the resistance of the tubular probe 11 is gradually increased due to the gradual increase of the viscosity of the blood in the coagulation process, the change of the resistance is received by the control circuit of the sensor and is converted into a coagulation signal, and the continuous coagulation signal can be printed out or recorded into an image to be transmitted to an upper computer for further analysis.

Referring to fig. 2, a tubular probe for a coagulation analyzer includes a hollow tubular probe tube 1101;

the part of the probe tube 1101 immersed in blood is an immersed area, 4 rows and 4 columns of communication holes 1102 with the diameter of 1mm are arranged from the bottom of the immersed area, the row spacing of the communication holes 1102 is 1.5mm, and the communication holes 1102 are arranged at 90-degree intervals in the cross section direction;

the middle section of the probe tube 1101 is a cavity area, two symmetrically distributed ventilation holes 1103 are arranged in the cavity area, and the diameter of each ventilation hole 1103 is 1mm;

the portion of the probe tube 1101 that connects to the coagulation analyzer is a connection area.

In one embodiment of the present application, the total length of tubular probe 11 is 21.5mm, the length of the submerged zone is 9mm, the length of the cavity zone is 6mm, and the length of the attachment zone is 6.5mm.

In the use process of the scheme, a worker can insert the improved probe tube 1101 into the outer side of the transduction sensor 10 and enable the clamping assembly on the surface of the transduction sensor 10 to be clamped into the clamping block 1002, so that the probe tube 1101 is limited and fixed, then when the overturning cover 8 is attached to the surface of the detection table 5, the probe tube 1101 is just inserted into a blood sample in the sample cup 13, and then along with the starting of the transduction sensor 10, the probe tube 1101 is driven to vibrate in the up-and-down movement in the blood, the coagulation rate of the blood is detected, and the up-and-down vibration is carried out under the driving of the transduction sensor 10;

because the surface of the probe tube 1101 is provided with the ventilation holes 1103, the original tubular probe is a pure hollow plastic tube, and after the blood clot is formed and contracted, the volume of the blood clot in the tube is reduced, so that the pressure on the inner wall is reduced, the adhesive force on the inner wall is also reduced, and when the clot pressure is continuously reduced, the blood clot is possibly caused to fall off, so that a random result index is formed.

When the tubular probe is adopted, blood clots are interconnected and communicated through the communication holes 1102 on the side wall of the tubular probe before being formed, so that the contraction process is carried out simultaneously in and out of the tube, the volume of the blood clots in the tube is contracted, but the blood clots outside the tube are contracted, the pressure in the tube is increased, the contracted volume is compensated, and the blood clots in the tube and the blood clots outside the tube form a whole and are not easy to fall off due to the communication holes 1102, so that the physical testing results in a physical true phase with indexes closer to real blood coagulation and fibrinolysis.

Meanwhile, after the closed tubular probe is inserted into blood, a section of air is closed in the prior art, the closed air volume is slightly and randomly different due to the difference of the viscosity of the blood sample and the surface tension, and the closed air forms an air spring effect, so that the height of the liquid level of the blood in the tube is higher than that of the outer bottom of the tube, thereby causing the random difference of the attaching area of the inner wall of the tube to the blood, and further representing the random difference on the detection result;

the vent 1103 is arranged in the cavity area, so that the originally closed probe tube 1101 can be opened, the atmospheric pressure in the tube is consistent with the atmospheric pressure outside the tube, the influence of an air spring is completely avoided, under the vibration of a probe, the vent in the immersed area of the probe tube forms the existence of a communicating vessel principle, the liquid level in the tube is completely consistent with the liquid level outside the tube, the influence of sample difference and surface tension on the liquid level in the tube is perfectly solved, and the stability and consistency of a result are improved.

Referring to fig. 3-5, the clamping assembly includes a plurality of sliding grooves 1001 formed at the outer end of the transducer 10, clamping blocks 1002 are slidably connected between the inner walls of the sliding grooves 1001, and extension springs 1003 are fixedly connected between the sliding grooves 1001 and the inner walls of the clamping blocks 1002.

In the use of this scheme, when the staff inserts probe tube 1101 and establishes to the sensor 10 surface of transducing, its fixture block 1002 is under the extrusion effect of probe tube 1101, because the tip is spherical groove before the fixture block 1002, its fixture block 1002 is constantly accomodate to between the spout 1001 inner wall because of the conflict power of probe tube 1101, and the continuous extrusion extension spring 1003, promote it to take place the shrink deformation state simultaneously, then when probe tube 1101 is at the continuous back of inserting, when its intercommunicating pore 1102 is located the fixture block 1002 surface, because fixture block 1002 is not receiving the extrusion force, under the effect that extension spring 1003 elastic potential energy reset, the outside removal of extension spring 1003 is being driven to the fixture block 1002 again, and the back block is to inside the intercommunicating pore 1102, thereby accomplish the spacing work to probe tube 1101, avoid it to take place under the vibrations work of sensor 10 and take place the card that takes place to take place the card and lead to the phenomenon that detection work can't go on.

When the worker needs to take down the probe tube 1101, the worker can pull out the probe tube 1101 outside the surface of the sensor 10, and the fixture block 1002 is received in the chute 1001 again by the interference force of the probe tube 1101 during the pulling process, and then the fixture block 1002 is not engaged to the inside of the communication hole 1102, so as to complete the releasing operation of the probe tube 1101 and take down the probe tube 1101.

Referring to fig. 5, a ball groove 1004 is formed on an inner side wall of the chute 1001, and balls 1005 are rotatably connected between inner walls of the ball groove 1004.

This scheme is in the use, when fixture block 1002 receives the contradict power of probe tube 1101 and accomodates to spout 1001 inside, its fixture block 1002 under the effect of ball 1005, reducible and spout 1001 inner wall between frictional force to accelerate the inside slip efficiency of fixture block 1002 in spout 1001, make the staff can be more convenient when installing or dismantling probe tube 1101.

Referring to fig. 1, a first magnetic block 801 is embedded at the lower end of the flip cover 8, the first magnetic block 801 is located at the upper side of the groove 9, a second magnetic block 802 is embedded at the upper end of the detection table 5, magnetic poles of the first magnetic block 801 and the second magnetic block 802 are oppositely arranged, and the upper position and the lower position are corresponding to each other.

In the use of this scheme, when upset lid 8 and detection platform 5 surface carry out the laminating, under the principle that first magnetic path 801 and second magnetic path 802 magnetic pole opposite attraction, impel to accomplish spacing work between upset lid 8 and the detection platform 5, avoid leading to the upset lid 8 to appear rocking the phenomenon emergence at detection platform 5 surface because of the vibrations of transduction sensor 10 in the operation in-process to also improve the detection analysis efficiency of tubular probe 11 to blood "coagulation rate" greatly.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A tubular probe for a coagulation analyzer, characterized by: comprises a hollow tubular probe tube (1101);

the part of the probe tube (1101) immersed in blood is an immersed area, 4 rows and 4 columns of communication holes (1102) with the diameter of 1mm are arranged from the bottom of the immersed area, the row spacing of the communication holes (1102) is 1.5mm, and the communication holes are arranged at 90-degree intervals in the cross section direction;

the middle section of the probe tube (1101) is a cavity area, two symmetrically distributed ventilation holes (1103) are arranged in the cavity area, and the diameter of each ventilation hole (1103) is 1mm;

the portion of the probe tube (1101) connected to the coagulation analyzer is a connection region.

2. The tubular probe of claim 1, wherein the tubular probe comprises: the total length of the tubular probe (11) was 21.5mm, the length of the immersed zone was 9mm, the length of the cavity zone was 6mm, and the length of the connecting zone was 6.5mm.

3. A coagulation analyzer employing a tubular probe of the coagulation analyzer of claim 1, wherein: the blood coagulation analyzer comprises a blood coagulation analyzer body (1), a placing table (2) is fixedly connected to the upper end of the blood coagulation analyzer body (1), a data panel (3) is embedded in the outer end of the blood coagulation analyzer body (1), a control switch (4) is installed at the outer end of the blood coagulation analyzer body (1), the control switch (4) is located on the right side of the data panel (3), a detection table (5) is fixedly connected to the upper end of the placing table (2), two fixing blocks (6) which are symmetrically distributed are fixedly connected to the upper end of the detection table (5), a rotating shaft (7) is fixedly connected to the inner walls of the fixing blocks (6), a turnover cover (8) is sleeved on the outer end of the rotating shaft (7), a groove (9) is formed in the bottom end of the turnover cover (8), a transduction sensor (10) is installed at the inner top end of the groove (9), a tubular probe (11) is connected to the outer end of the transduction sensor (10) through a clamping assembly, a sample placing table (12) is embedded in the upper end of the detection table (5), and a sample cup (13) is arranged between the inner walls of the sample placing table (12).

4. A coagulation analyzer as in claim 3, wherein: the clamping assembly comprises a plurality of sliding grooves (1001) formed in the outer end of the transduction sensor (10), clamping blocks (1002) are connected between the inner walls of the sliding grooves (1001) in a sliding mode, and extension springs (1003) are fixedly connected between the sliding grooves (1001) and the inner walls of the clamping blocks (1002).

5. The coagulation analyzer of claim 4, wherein: the inner side wall of the sliding groove (1001) is provided with a ball groove (1004), and balls (1005) are rotationally connected between the inner walls of the ball groove (1004).

6. A coagulation analyzer as in claim 3, wherein: the lower extreme of upset lid (8) inlays and is equipped with first magnetic path (801), first magnetic path (801) are located the upside of recess (9), the upper end of detecting bench (5) inlays and is equipped with second magnetic path (802), the magnetic pole of first magnetic path (801) and second magnetic path (802) is opposite setting, and upper and lower position corresponds each other.