CN217779427U - Rotating mechanism for reagent box storage bin - Google Patents
Rotating mechanism for reagent box storage bin Download PDFInfo
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- CN217779427U CN217779427U CN202123358106.3U CN202123358106U CN217779427U CN 217779427 U CN217779427 U CN 217779427U CN 202123358106 U CN202123358106 U CN 202123358106U CN 217779427 U CN217779427 U CN 217779427U
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Abstract
The utility model provides a kit storage bin slewing mechanism, set up in the reagent storehouse cavity of kit storage bin and act on the reagent dish of reagent storehouse cavity, slewing mechanism is including rotating the driving piece, rotate the driving medium, the rotation guide, evenly be provided with a plurality of reagent dish supporting seats along reagent dish circumferencial direction on the bottom surface of reagent storehouse cavity, the reagent dish is arranged in on the reagent dish supporting seat and is rotated the setting for the reagent storehouse cavity, still be provided with the rotation driving medium on the reagent dish, the rotation driving piece sets up in the bottom of kit storage bin and stretches into the inside of reagent storehouse cavity and is connected with the drive of rotation driving medium and rotate with the drive reagent dish, still be provided with on the bottom surface of reagent storehouse cavity and rotate the guiding piece and with the inboard contact of the circumference of reagent dish with the axial displacement of restriction reagent dish. The utility model discloses simple structure drives the kit of placing on it with the quick drive reagent dish through gear drive and encircles reagent storehouse main part center and keep steady rotation to satisfy the demand of quick test.
Description
Technical Field
The invention relates to the technical field of biochemical immunoassay equipment, in particular to a rotating mechanism of a kit storage bin applied to a biochemical immunoassay all-in-one machine.
Background
Biochemical analysis is one of the most important tools commonly used for clinical diagnosis. Various biochemical indexes are determined by analyzing blood or other body fluids, and comprehensive analysis is performed by combining with other clinical data, so that the diagnosis of diseases can be facilitated, the function of organs can be evaluated, and concurrent factors can be identified and the standard of treatment can be determined later and the like. The biochemical analyzer is mainly used for the quantitative determination of biochemical and chemical components of clinical blood and other body fluid samples, such as hemoglobin, cholesterol, triglyceride, albumin, C-reactive protein, glucose, potassium, sodium, calcium and the like, and is one of the most commonly used detection instruments for clinical analysis.
In the biochemical analysis process, the reagent is used for reacting with a sample to produce a reactant to be detected for clinical observation, and has higher requirements on a storage mechanism of the reagent, namely low-temperature storage is generally required, and operations of taking and placing back the reagent, replacing the reagent, adding the reagent and the like are required to be met. The slewing mechanism that sets up in the kit storage storehouse among the prior art, the structure is complicated, and drives whole reagent dish and rotate comparatively slowly, can't adapt to the demand of quick test. Therefore, there is a need for an improved and optimized rotating mechanism for a reagent cartridge storage bin in the prior art.
Disclosure of Invention
In view of this, the present invention provides a reagent box storage bin rotating mechanism to solve the problems in the prior art.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a kit storage bin slewing mechanism, sets up in the reagent storehouse cavity in kit storage bin and acts on the reagent dish of reagent storehouse cavity, slewing mechanism is including rotating driving piece, rotation driving medium, rotation guide, follow on the bottom surface of reagent storehouse cavity the reagent dish circumferencial direction evenly is provided with a plurality of reagent dish supporting seats, the reagent dish is arranged in on the reagent dish supporting seat and for the reagent storehouse cavity rotates the setting, still be provided with on the reagent dish rotate the driving medium, it sets up to rotate the driving piece the bottom in kit storage bin is stretched into the inside of reagent storehouse cavity with it connects in order to drive to rotate the driving medium drive the reagent dish rotates, still be provided with on the bottom surface of reagent storehouse cavity rotate the guide and with the inboard contact of circumference of reagent dish is in order to restrict the axial displacement of reagent dish.
Preferably, the reagent chamber comprises an inner heat-insulating cover, an outer heat-insulating cover and a reagent chamber bottom plate, the inner heat-insulating cover and the outer heat-insulating cover are both arranged on the reagent chamber bottom plate and coaxially arranged, and the reagent disk is of a ring-shaped structure and is arranged between the inner heat-insulating cover and the outer heat-insulating cover.
Preferably, the reagent tray supporting seat comprises an L-shaped base, a cantilever shaft and supporting rollers, the L-shaped base is vertically arranged on the reagent bin bottom plate, the cantilever shaft is radially fixed on the reagent tray at the central position of one side of the L-shaped base, which is not fixed with the reagent bin bottom plate, the supporting rollers are arranged on the cantilever shaft in a penetrating manner through bearings, and the bottom surface of the reagent tray is contacted with the circumferential side surfaces of the plurality of supporting rollers to be rotatably arranged on the reagent bin bottom plate.
Preferably, the rotary driving part comprises a rotary disc, a rotary motor, a rotary shaft and a rotary gear, the rotary disc is of a ring-shaped structure and is fixed at the bottom of the reagent disc, a plurality of rotary teeth are uniformly arranged on the circumferential side surface of an inner ring of the rotary disc to form the rotary driving part, the rotary shaft penetrates through the reagent chamber bottom plate and is coaxially fixed at one end of the reagent chamber cavity, the rotary gear is meshed with the rotary driving part and is connected with the reagent chamber cavity, the rotary motor is arranged at the bottom of the reagent chamber storage chamber and an output shaft of the rotary motor is in transmission connection with the rotary shaft through a belt pulley assembly, and the rotary motor drives the rotary shaft to rotate and is in transmission through the rotary gear and the rotary driving part in a meshing manner, so that the reagent disc rotates along the circumferential direction of the reagent chamber.
Preferably, a water-blocking heat insulation sleeve is sleeved at the joint of the rotating shaft and the reagent bin bottom plate.
Preferably, the rotary driving part further comprises a rotary motor base, the rotary motor base is arranged on the bottom of the reagent box storage bin and is vertically provided with a plurality of auxiliary supporting shafts and fixedly connected with the bottom surface of the reagent box bottom plate, the rotary shaft is vertically arranged on the rotary motor base through a shaft fixing seat, the belt pulley assembly comprises a driving wheel, a driven wheel and a transmission belt, the driving wheel is coaxially fixed on an output shaft of the rotary motor, the rotating shaft is not fixed with one end of the rotary gear, the driven wheel is coaxially fixed on the one end of the rotary gear, and the transmission belt is arranged between the driving wheel and the driven wheel in a winding manner.
Preferably, the rotary guide part comprises a ring-shaped guide block and a plurality of rotary guide bodies, the ring-shaped guide block is arranged between the rotary disk and the reagent disk, a circular movement limiting groove is formed by the circumferential side surface of the ring-shaped guide block, the top surface of the rotary disk and the top surface of the reagent disk, the reagent chamber bottom plate is uniformly and fixedly provided with the plurality of rotary guide bodies along the circumferential direction of the inner ring of the ring-shaped guide block, and the plurality of rotary guide bodies are slidably embedded into the circular movement limiting groove to limit the axial displacement of the reagent disk.
Preferably, the rotation guide body comprises a convex fixing seat and a rotation guide wheel, the convex fixing seat is fixed on the reagent bin bottom plate, the top of the convex fixing seat is fixed with the rotation guide wheel through a bearing, the rotation guide wheel is coaxially arranged with the reagent tray, the circumferential side face of the rotation guide wheel is tangent to the bottom surface of the circular movement limiting groove, and the top surface and the bottom surface of the rotation guide wheel are respectively contacted with the top surface and the bottom surface of the circular movement limiting groove.
Compared with the prior art, the utility model provides a pair of kit storage storehouse slewing mechanism for the convenience is got and is put the kit, and the slewing mechanism design is for adopting gear drive especially for reagent dish drives the kit of placing on it and encircles reagent storehouse main part center rotation. When the kit runs out, the rotating mechanism can rotate the kit to the taking and placing opening of the kit storage bin quickly, and then the new kit can be taken out and placed through manpower or mechanical arms, so that the operation time is further shortened. Meanwhile, a rotating guide piece is arranged in the rotating mechanism to limit the axial movement of the reagent disk, so that the reagent disk can rotate stably.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a cartridge storage bin;
FIG. 2 is a schematic diagram of the structure inside the reagent cartridge chamber;
FIG. 3 is a schematic structural view of FIG. 2 with the inner heat-retaining cover removed;
FIG. 4 is a cross-sectional view of the rotating mechanism;
FIG. 5 is a schematic view of the rotary drive member;
FIG. 6 is a schematic view of a reagent disk support base.
Reference numerals and component parts description referred to in the drawings:
1. a reagent tray; 2. a kit; 3. an inner heat-insulating cover; 4. an outer heat-insulating cover; 5. a reagent bin floor; 6. a reagent tray supporting seat; 7. rotating the disc; 8. rotating the motor; 9. a rotating shaft; 10. a rotating gear; 11. rotating the motor base; 12. rotating the teeth; 13. an auxiliary support shaft; 14. a shaft fixing seat; 15. a driving wheel; 16. a driven wheel; 17. a drive belt; 18. a ring-shaped guide block; 19. rotating the guide body; 20. a water-blocking heat insulation sleeve;
601. an L-shaped base; 602. a cantilever shaft; 603. supporting the rollers;
1901. a convex fixed seat; 1902. the guide wheel is rotated.
Detailed Description
The technical solution of the present invention will be described clearly and completely through the following detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 6, a reagent box storage bin rotating mechanism is arranged in a reagent box chamber of a reagent box storage bin and acts on a reagent disk 1 of the reagent box chamber, a plurality of groups of reagent boxes 2 are placed on the reagent disk 1, and the rotating mechanism drives the reagent disk 1 to rotate so that the plurality of groups of reagent boxes 2 on the reagent disk rotate to a designated position.
In order to meet the requirement of low-temperature storage, a heat-insulating layer is required to be arranged in the reagent chamber, so that the reagent chamber is composed of an inner heat-insulating cover 3, an outer heat-insulating cover 4 and a reagent chamber bottom plate 5. The inner heat-insulating cover 3 and the outer heat-insulating cover 4 are both arranged on the reagent bin bottom plate 5 and are coaxially arranged, and the reagent disk 1 is specially arranged into a ring-shaped structure in order to match the structures of the inner heat-insulating cover 3 and the outer heat-insulating cover 4 and is arranged between the two structures.
A plurality of reagent dish supporting seats 6 are uniformly arranged on the bottom surface of the reagent bin bottom plate 5 along the circumferential direction of the reagent dish 1, and the reagent dish 1 is arranged on the reagent dish supporting seat 6 and is arranged in a rotating way relative to the reagent bin cavity. Specifically, the reagent tray supporting seat 6 comprises an L-shaped base 601, a cantilever shaft 602 and supporting rollers 603, the L-shaped base 601 is vertically arranged on the reagent compartment bottom plate 5, the central position of one side of the L-shaped base 601, which is not fixed with the reagent compartment bottom plate 5, is fixed with the cantilever shaft 602 along the radial direction of the reagent tray 1, the supporting rollers 603 are arranged on the cantilever shaft 602 in a penetrating manner through bearings, the bottom surface of the reagent tray 1 is in contact with the circumferential side surfaces of the supporting rollers 603 so as to be rotatably arranged on the reagent compartment bottom plate 5, so that the reagent tray is subsequently matched with a rotating mechanism, and the rotation of the reagent tray 1 is realized.
The rotating mechanism comprises a rotating driving piece, a rotating transmission piece and a rotating guide piece. The reagent disk 1 is also provided with a rotating transmission part, and the rotating transmission part is arranged at the bottom of the reagent box storage bin and extends into the inside of the reagent bin cavity to be connected with the rotating transmission part in a driving way so as to drive the reagent disk 1 to rotate.
In the embodiment, the rotating mechanism adopts a gear transmission mode. The rotary driving part comprises a rotary disk 7, a rotary motor 8, a rotary shaft 9, a rotary gear 10 and a rotary motor base 11, wherein the rotary disk 7 needs to adapt to the internal structure design of the reagent chamber and is designed into a ring-shaped structure and fixed at the bottom of the reagent disk 1 to be used as a rotary chassis of the reagent disk 1. A plurality of rotating teeth 12 are uniformly arranged on the circumferential side surface of the inner ring of the rotating disk 7 to form a rotating transmission member.
The rotating motor base 11 is arranged on the bottom of the reagent box storage bin and is vertically provided with a plurality of auxiliary supporting shafts 13 and is fixedly connected with the bottom surface of the reagent box bottom plate 5 so as to further support the reagent box storage bin. The rotating shaft 9 is vertically arranged on the rotating motor base 11 through a shaft fixing seat 14, the top end of the rotating shaft 9 penetrates through the reagent chamber bottom plate 5 and extends into the inside of the reagent chamber, and a rotating gear 10 is fixed at the end, and the rotating gear 10 is in meshed connection with the rotating transmission piece. The junction cover of axis of rotation 9 and reagent storehouse bottom plate 5 is equipped with a heat insulating sleeve 20 that blocks water, and the major function of heat insulating sleeve 20 that blocks water is to prevent that intracavity air conditioning from transmitting along axis of rotation 9 downwards, because the temperature is high in the cavity of reagent storehouse cavity bottom air, meets colder axis of rotation 9 and can form the comdenstion water, adheres to it and trickles downwards, causes the corrosion of the axle body and the 14 inside bearings of axle fixing base, and the event sets up the heat insulating sleeve 20 that blocks water and takes place in order to avoid above-mentioned condition.
The rotating motor 8 is arranged at the bottom of the reagent box storage bin, and an output shaft of the rotating motor is in transmission connection with the rotating shaft 9 through a belt pulley assembly. The belt pulley component comprises a driving wheel 15, a driven wheel 16 and a transmission belt 17, wherein the driving wheel 15 is coaxially fixed on an output shaft of a rotating motor 8, the driven wheel 16 is coaxially fixed at one end of a rotating shaft 9, which is not fixed with a rotating gear 10, and the transmission belt 17 is wound between the driving wheel 15 and the driven wheel 16.
When the reagent disk 1 needs to be rotated to rotate a certain reagent box 2 on the reagent disk to the taking and placing opening, the rotating motor 8 drives the rotating shaft 9 to rotate through the belt pulley assembly and is in meshing transmission with the rotating transmission part through the rotating gear 10, so that the reagent disk 1 fixed on the rotating disk 7 can rotate relative to the reagent bin bottom plate 5 under the action of the supporting roller 603 of the reagent disk supporting seat 6, and then a plurality of groups of reagent boxes 2 on the reagent disk are driven to rotate along the circumferential direction of the reagent disk 1, and a specific corresponding certain reagent box 2 is driven to rotate to the taking and placing opening.
Because reagent disk 1 is last to be placed multiunit kit 2, need keep whole stable in reagent disk 1 rotation in-process, avoid taking place the skew, so still be provided with the rotation guide on the bottom surface of reagent storehouse cavity and contact with the circumference inboard of reagent disk 1 with the axial displacement of restriction reagent disk 1, this rotation guide has the movement direction or moves spacing function.
The rotary guide part comprises a ring-shaped guide block 18 and a plurality of rotary guide bodies 19, wherein the ring-shaped guide block 18 is arranged between the rotary disk 7 and the reagent disk 1, and the circumferential side surface of the ring-shaped guide block 18, the top surface of the rotary disk 7 and the top surface of the reagent disk 1 form a circular movement limiting groove. A plurality of rotary guide bodies 19 are uniformly and fixedly arranged on the reagent bin bottom plate 5 along the circumferential direction of the inner ring of the ring-shaped guide block 18, and the rotary guide bodies 19 are slidably embedded into the circular movable limiting groove to limit the axial displacement of the reagent disk 1. Above-mentioned, rotate guide body 19 including convex fixing base 1901 and rotation leading wheel 1902, convex fixing base 1901 is fixed on reagent storehouse bottom plate 5 and its top is fixed with through the bearing and rotates leading wheel 1902, rotates leading wheel 1902 and the coaxial setting of reagent dish 1, and the circumference side of rotating leading wheel 1902 is tangent with the tank bottom surface of circular removal spacing groove, rotates the top surface and the bottom surface of leading wheel 1902 and contacts with the top surface and the bottom surface of circular removal spacing groove respectively. The reagent disk 1 is ensured to rotate stably by limiting the rotary guide wheel 1902 and the circular movement limiting groove.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a kit storage compartment slewing mechanism, sets up in the reagent storehouse cavity in kit storage compartment and acts on the reagent dish of reagent storehouse cavity, its characterized in that: slewing mechanism is including rotating driving piece, rotation driving medium, rotation guide, follow on the bottom surface of reagent storehouse chamber the reagent dish circumferencial direction evenly is provided with a plurality of reagent dish supporting seats, the reagent dish is arranged in on the reagent dish supporting seat and for the reagent storehouse chamber rotates and sets up, still be provided with on the reagent dish the rotation driving medium, the rotation driving piece sets up the bottom in kit storage storehouse is and is stretched into the inside of reagent storehouse chamber with rotate the driving medium drive and connect with the drive the reagent dish rotates, still be provided with on the bottom surface of reagent storehouse chamber rotate the guide and with the circumference inboard contact of reagent dish is in order to restrict the axial displacement of reagent dish.
2. The reagent cartridge storage compartment turning mechanism according to claim 1, characterized in that: the reagent chamber cavity comprises an inner heat-insulation cover, an outer heat-insulation cover and a reagent chamber bottom plate, wherein the inner heat-insulation cover and the outer heat-insulation cover are arranged on the reagent chamber bottom plate and are coaxially arranged, and the reagent disk is of a ring-shaped structure and is arranged between the inner heat-insulation cover and the outer heat-insulation cover.
3. The reagent cartridge storage compartment turning mechanism according to claim 2, characterized in that: the reagent tray supporting seat comprises an L-shaped base, a cantilever shaft and supporting rollers, the L-shaped base is vertically arranged on the reagent bin bottom plate, the cantilever shaft is radially fixed at the center of one side of the L-shaped base, which is far away from the reagent bin bottom plate, of the reagent tray, the supporting rollers are arranged on the cantilever shaft in a penetrating mode through bearings, and the bottom surface of the reagent tray is in contact with the circumferential side surfaces of the supporting rollers to be rotatably arranged on the reagent bin bottom plate.
4. The reagent cartridge storage compartment turning mechanism according to claim 2, characterized in that: the reagent box is characterized in that the rotary driving piece comprises a rotary disc, a rotary motor, a rotary shaft and a rotary gear, the rotary disc is of a ring-shaped structure and is fixed to the bottom of the reagent box, a plurality of rotary teeth are evenly arranged on the circumferential side face of the inner ring of the rotary disc to form the rotary driving piece, the rotary shaft penetrates through the reagent box bottom plate and is located at one end in the reagent box cavity, the rotary gear is coaxially fixed to one end of the reagent box bottom plate, the rotary gear is meshed with the rotary driving piece and is connected with the rotary driving piece, the rotary motor is arranged at the bottom of the reagent box storage box and an output shaft of the reagent box storage box and is in transmission connection with the rotary shaft through a belt pulley assembly, and the rotary motor drives the rotary shaft to rotate and pass through the rotary gear and the rotary driving piece to be driven by the rotary gear to rotate along the circumferential direction of the reagent box.
5. The reagent cartridge storage compartment turning mechanism according to claim 4, wherein: and a water-blocking heat insulation sleeve is sleeved at the joint of the rotating shaft and the reagent bin bottom plate.
6. The reagent cartridge storage compartment rotating mechanism according to claim 4, wherein: rotate the driving piece still including rotating motor base, rotate motor base setting on the bottom in kit storage storehouse and be equipped with many auxiliary support shafts perpendicularly on it and with the bottom surface fixed connection of reagent storehouse bottom plate, the axis of rotation sets up perpendicularly through an axle fixing base on rotating motor base, the pulley subassembly includes the action wheel, follows driving wheel and driving belt, coaxial being fixed with on the output shaft of rotation motor the action wheel, the axis of rotation is kept away from the coaxial fixed of slewing gear's one end from the driving wheel, the action wheel with around being equipped with from between the driving wheel driving belt.
7. The reagent cartridge storage compartment turning mechanism according to claim 4, wherein: the reagent box is characterized in that the rotary guide piece comprises a ring-shaped guide block and a plurality of rotary guide bodies, the ring-shaped guide block is arranged between the rotary disc and the reagent disc, the circumferential side face of the ring-shaped guide block and the top face of the rotary disc and the top face of the reagent disc form a circular movable limiting groove, a plurality of rotary guide bodies are evenly and fixedly arranged on the bottom plate of the reagent box along the circumferential direction of the inner ring of the ring-shaped guide block, and the rotary guide bodies are embedded into the circular movable limiting groove in a sliding mode to limit the axial displacement of the reagent disc.
8. The reagent cartridge storage compartment turning mechanism according to claim 7, wherein: the rotation guide body is including convex fixing base and rotation leading wheel, convex fixing base is fixed on the reagent storehouse bottom plate and its top is fixed with through the bearing rotate the leading wheel, rotate the leading wheel with the coaxial setting of reagent dish, the circumference side of rotating the leading wheel with the tank bottom surface of circular removal spacing groove is tangent, the top surface and the bottom surface of rotating the leading wheel respectively with the top surface and the bottom surface contact of circular removal spacing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358106.3U CN217779427U (en) | 2021-12-29 | 2021-12-29 | Rotating mechanism for reagent box storage bin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123358106.3U CN217779427U (en) | 2021-12-29 | 2021-12-29 | Rotating mechanism for reagent box storage bin |
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| CN217779427U true CN217779427U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123358106.3U Active CN217779427U (en) | 2021-12-29 | 2021-12-29 | Rotating mechanism for reagent box storage bin |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115535473A (en) * | 2022-11-24 | 2022-12-30 | 坛墨质检科技股份有限公司 | Standard solution sterilization storage device for water quality monitoring |
| CN116946534A (en) * | 2023-08-01 | 2023-10-27 | 嘉兴科语生物科技有限公司 | Serum protein quantitative detection kit and use method thereof |
-
2021
- 2021-12-29 CN CN202123358106.3U patent/CN217779427U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115535473A (en) * | 2022-11-24 | 2022-12-30 | 坛墨质检科技股份有限公司 | Standard solution sterilization storage device for water quality monitoring |
| CN115535473B (en) * | 2022-11-24 | 2023-03-10 | 坛墨质检科技股份有限公司 | Standard solution sterilization storage device for water quality monitoring |
| CN116946534A (en) * | 2023-08-01 | 2023-10-27 | 嘉兴科语生物科技有限公司 | Serum protein quantitative detection kit and use method thereof |
| CN116946534B (en) * | 2023-08-01 | 2024-01-23 | 嘉兴科语生物科技有限公司 | Serum protein quantitative detection kit and use method thereof |
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Address after: Floor 3-2-2, 3-2-3, 3-2-4, 3-2-5, No. 66, Fenghe Road, Beibei District, Chongqing 400700 Patentee after: Chongqing Guoke Medical Innovation Technology Development Co.,Ltd. Patentee after: Suzhou Institute of Biomedical Engineering and Technology Chinese Academy of Sciences Address before: 400000 floor 3-2-2,3-2-3,3-2-4,3-2-5, No. 66, Fenghe Road, Beibei District, Chongqing Patentee before: Chongqing Guoke Medical Technology Development Co.,Ltd. Patentee before: Suzhou Institute of Biomedical Engineering and Technology Chinese Academy of Sciences |