CN113855884A

CN113855884A - Full-automatic platelet-rich plasma collector

Info

Publication number: CN113855884A
Application number: CN202111095437.4A
Authority: CN
Inventors: 韦喜敢
Original assignee: First Affiliated Hospital of Guangxi Medical University
Current assignee: First Affiliated Hospital of Guangxi Medical University
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2021-12-31

Abstract

The invention relates to the technical field of medical devices, in particular to an automatic platelet-rich plasma collection machine, comprising an automatic puncture device and a plasma separation device, wherein the automatic puncture device comprises a casing, and the casing is a hollow cylinder structure, the upper end face is provided with a notch, the two sides of the notch are provided with a first linear slide rail, the first linear slide rail is provided with a sliding block matched with it, and the sliding block is fixedly connected There is a needle moving device, and four infrared scanning modules are arranged on the inner wall of the casing. Compared with the prior art, the present invention has the following beneficial effects: the fully automatic puncturing device of the present invention can automatically sterilize and puncture the skin of a patient, and cooperate with the plasma separation device to realize full automation of blood collection and plasma separation, which is convenient to use and reduces the The labor intensity of doctors.

Description

Full-automatic platelet-rich plasma collector

Technical Field

The invention relates to the technical field of medical instruments, in particular to a full-automatic platelet-rich plasma collector.

Background

In clinical work in hospitals, collection, use or long-term storage of blood components such as plasma, platelets and erythrocytes is often involved, and blood components such as plasma, platelets and erythrocytes are mainly derived from patients and mutual donors.

At present, clinically, preparation and collection of blood components such as plasma, platelets, erythrocytes and granulocytes, or replacement therapy of pathological plasma and the like need medical workers to use different types of consumables, and the preparation and collection are mostly completed by manual operation, so that the operation is complicated. The equipment that uses at present can't weigh the detection to the blood composition of gathering, and medical personnel can only rely on experience and the sign of gathering the bag to carry out weight detection, and data are inaccurate, influence medical personnel's judgement and later stage and use.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a full-automatic platelet-rich plasma collector, which solves the problems that the operation steps of a collection device used clinically at present are relatively complicated, and full-automatic blood collection and separation cannot be carried out.

In order to achieve the purpose, the invention provides the following technical scheme: a full-automatic platelet-rich plasma collector comprises a full-automatic puncture device and a plasma separation device, wherein the full-automatic puncture device comprises a shell, the shell is of a hollow cylindrical structure, a notch is formed in the upper end face of the shell, first linear slide rails are arranged on two side faces of the notch, a slide block matched with the first linear slide rails is arranged on the first linear slide rails, the slide block is fixedly connected with a needle moving device, and four infrared scanning modules are arranged on the inner wall of the shell;

blood separator includes the shell, inside blood taking needle, blood pump, the separating cup of being equipped with of shell, the collection bag, the blood taking needle passes through clamping device with the mobile device that walks the needle and is connected, the blood taking needle other end can be dismantled through the bi-pass interface with the blood pump and be connected, the blood pump passes through the hose and is connected with the income liquid mouth of separating cup, the junction at hose both ends is the bi-pass interface and can dismantle the connection, the liquid outlet of separating cup passes through the bi-pass interface and is connected with the collection bag, and each collection bag upper end all is connected with the shell through weight detection device.

Further, the needle moving device comprises a first moving plate, a second moving plate and a third moving plate, two ends of the first moving plate are fixedly connected with the sliding blocks on the first linear sliding rails respectively, the first moving plate is provided with a second linear sliding rail, the second linear sliding rail and the first linear sliding rail are at vertical positions, the second moving plate is fixedly connected with the sliding blocks on the second sliding rail, the second moving plate is provided with a third linear sliding rail, the sliding blocks of the third linear sliding rail are fixedly connected with the third moving plate, and the lower portion of the third moving plate is fixedly connected with a needle moving mechanism.

Furthermore, the needle moving mechanism comprises a puncture needle support, a clamping device is arranged on the puncture needle support, an included angle between the puncture needle support and the third advancing plate is 93-95 degrees, a killing part is arranged beside the puncture needle support, and the killing part is fixedly connected with the third advancing plate.

Further, clamping device includes the threaded rod, threaded rod one end passes through bearing swivelling joint with the pjncture needle support, and the threaded rod other end is connected with the motor, motor and pjncture needle support fixed connection, there are two splint through screw thread swivelling joint on the threaded rod, the splint upper end is equipped with the slider, be equipped with the spout on the pjncture needle support, the slider is spacing with the spout cooperation.

Further, the killing part comprises a frame body, a first limiting block is fixedly connected to the frame body, a through hole is further formed in the frame body, the position of the through hole corresponds to that of the first limiting block, a second limiting block is arranged in the through hole and is connected with the frame body through a spring, clamping grooves are formed in the first limiting block and the second limiting block and are used for clamping cotton balls, the upper end of the frame body is connected with a third advancing plate through a spring, a driving plate is arranged on the side portion of the frame body, a cam is abutted to the driving plate and is driven to rotate by the motor, and the motor is fixedly connected with the third advancing plate.

Further, the position that is close to the blood pump on the blood taking needle is equipped with anti-freezing pipeline, anti-freezing pipe connection has anti-freezing pump, anti-freezing pump's the other end is connected with the anticoagulant through the syringe needle.

Further, the weight detection device comprises a suspension plate, the middle of the suspension plate is connected with the shell through a hinge shaft, a suspension hook is arranged at one end of the suspension plate, the lower side face of the other end of the suspension plate is connected with the shell through a spring, a pressure sensing module is arranged on the shell on the upper portion of the suspension plate, and the pressure sensing module is abutted to the suspension plate.

Compared with the prior art, the invention has the following beneficial effects: the full-automatic puncture device can automatically perform disinfection puncture on the skin of a patient, and is matched with the plasma separation device, so that full automation of blood collection and plasma separation is realized, the use is convenient, and the labor intensity of doctors is reduced; the full-automatic puncture device is provided with the infrared scanning module, so that subcutaneous veins of a patient can be scanned and subjected to three-dimensional modeling, and the accuracy of puncture is ensured; the invention is also provided with a weight detection device, which can monitor the weight of each separated component in real time, is convenient for medical personnel to master the separation amount of each component and provides more accurate data for later work.

Drawings

FIG. 1 is a side view I of the fully automatic puncturing device of the present invention

FIG. 2 is a side view II of the fully automatic puncturing device of the present invention

FIG. 3 is a schematic view of the structure of the needle-moving mechanism and the killing part of the present invention

FIG. 4 is a schematic view of the structure of the plasma separator of the present invention

In the figure: 1. a housing; 2. a notch; 3. a first linear slide rail; 4. an infrared scanning module; 5. a housing; 6. a blood collection needle; 7. a blood pump; 8. a separating cup; 9. collecting bags; 10. a first traveling plate; 11. a second traveling plate; 12. a third travel plate; 13. a second linear slide rail; 14. a third linear slide rail; 15. a puncture needle holder; 16. a threaded rod; 17. a motor; 18. a splint; 19. a slider; 20. a chute; 21. a frame body; 22. a first stopper; 23. a second limiting block; 24. a spring; 25. a clamping groove; 26. a drive plate; 27. a cam; 28. a motor; 29. an anticoagulation pipeline; 30. an anticoagulation pump; 31. a suspension plate; 32. hanging hooks; 33. and a pressure sensing module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

A full-automatic platelet-rich plasma collector comprises a full-automatic puncture device and a plasma separation device, wherein the full-automatic puncture device comprises a shell 1, the shell 1 is of a hollow cylinder structure, a notch 2 is formed in the upper end face of the shell, first linear slide rails 3 are arranged on two side faces of the notch 2, a slide block 19 matched with the first linear slide rails 3 is arranged on each first linear slide rail 3, a needle moving device is fixedly connected with each slide block 19, the first linear slide rails 3 control the needle moving device to move along the radial direction of the notch 2, four infrared scanning modules 4 are arranged on the inner wall of the shell 1, each infrared scanning module 4 can scan subcutaneous veins of an arm of a patient and upload the subcutaneous veins of the arm of the patient to a microcomputer of the plasma separation device, the microcomputer carries out three-dimensional modeling, the vein patterns of the hand of the patient are three-dimensionally reconstructed, and medical personnel carry out puncture point setting, the microcomputer controls the needle moving device to puncture the puncture point.

The needle moving device comprises a first moving plate 10, a second moving plate 11 and a third moving plate 12, wherein two ends of the first moving plate 10 are respectively fixedly connected with a sliding block 19 on a first linear sliding rail 3, the first moving plate 10 is provided with a second linear sliding rail 13, the second linear sliding rail 13 and the first linear sliding rail 3 are at a vertical position, the second moving plate 11 is fixedly connected with the sliding block 19 on the second sliding rail, the second moving plate 11 is provided with a third linear sliding rail 14, the sliding block 19 of the third linear sliding rail 14 is fixedly connected with the third moving plate 12, the lower part of the third moving plate 12 is fixedly connected with a needle moving mechanism, the first moving plate 10 drives the needle moving mechanism to move along the radial direction of a notch 2 through the first linear sliding rail 3, the second moving plate 11 is driven by the second linear sliding rail 13 to move along the direction vertical to the radial direction of the notch 2, the third traveling plate 12 is vertically moved by the third linear guide 14.

The needle moving mechanism comprises a puncture needle support 15, a clamping device is arranged on the puncture needle support 15, an included angle between the puncture needle support 15 and the third traveling plate 12 is 93-95 degrees, the included angle is the optimal puncture angle and can ensure accurate puncture of the puncture needle, a killing part is arranged beside the puncture needle support 15 and is fixedly connected with the third traveling plate 12.

Clamping device includes threaded

rod

16, 16 one end of threaded rod passes through bearing swivelling joint with puncture needle support 15, and the 16 other ends of threaded rod are connected with motor 17, motor 17 and puncture needle support 15 fixed connection, there are two splint 18 through screw thread swivelling joint on the threaded rod 16, splint 18 upper end is equipped with slider 19, be equipped with spout 20 on the puncture needle support 15, slider 19 and spout 20 cooperation are spacing, place the needle handle of blood taking needle 6 between two splint 18, rotate motor 17 drive threaded rod 16, and two splint 18 are close to each other, carry out the centre gripping to blood taking needle 6.

The killing part comprises a frame body 21, wherein a first limiting block 22 is fixedly connected to the frame body 21, a through hole is further formed in the frame body 21, the position of the through hole corresponds to the position of the first limiting block 22, a second limiting block 23 is arranged in the through hole, the second limiting block 23 is connected with the frame body 21 through a spring 24, clamping grooves 25 are formed in the first limiting block 22 and the second limiting block 23 and used for clamping cotton balls, the second limiting block 23 is pulled to place killing swabs in the clamping grooves 25, the second limiting block 23 is loosened, the second limiting block 23 is matched with the first limiting block 22 to clamp the killing swabs under the action of the spring 24, the upper end of the frame body 21 is connected with a third advancing plate 12 through the spring 24, a driving plate 26 is arranged on the side portion of the frame body 21, a cam 27 is abutted to the driving plate 26, the cam 27 is driven to rotate through a motor 28, and the motor 28 is fixedly connected with the third advancing plate 12, the motor 17 drives the cam 27 to rotate, so that the convex part of the cam 27 presses the driving plate 26, the frame body 21 vertically moves, the disinfecting cotton swab is contacted with the skin of the puncture part of the patient, and the puncture part is disinfected.

Example 2

Blood separator includes shell 5, 5 inside blood taking needle 6, blood pump 7, the separating cup 8 of being equipped with of shell, gather bag 9, blood taking needle 6 passes through clamping device with the mobile device that walks the needle and is connected, the blood taking needle 6 other end can be dismantled through the bi-pass interface with blood pump 7 and be connected, blood pump 7 passes through the hose and is connected with the income liquid mouth of separating cup 8, the junction at hose both ends is the bi-pass interface and can dismantle the connection, the liquid outlet of separating cup 8 passes through the bi-pass interface and is connected with collection bag 9, respectively gathers bag 9 upper end and all is connected with shell 5 through weight detection device, the position that is close to blood pump 7 on the blood taking needle 6 is equipped with anticoagulation pipeline 29, anticoagulation pipeline 29 is connected with anticoagulation pump 30, anticoagulation pump 30's the other end is connected with the anticoagulant through the syringe needle.

The blood taking needle 6 punctures into the subcutaneous vein of the patient, and the blood pump 7 draws the venous blood of the patient, and the anti-coagulant pump 30 pours the anti-coagulant into the pipeline between the blood pump 7 and the blood taking needle 6 simultaneously, and blood and anti-coagulant are got into the separating cup 8 by the blood pump 7, and the separating cup 8 pours into the blood platelet, plasma, granulocyte, erythrocyte in the blood into respectively and gathers bag 9.

The weight detection device comprises a hanging plate 31, the middle of the hanging plate 31 is connected with a shell 5 through a hinge shaft, a hanging hook 32 is arranged at one end of the hanging plate 31, the lower side face of the other end of the hanging plate 31 is connected with the shell 5 through a spring 24 to limit the hanging plate 31, a pressure sensing module 33 is arranged on the shell 5 on the upper portion of the hanging plate 31, the pressure sensing module 33 is abutted to the hanging plate 31, and the weight for collecting each blood component is set through a microcomputer arranged on a blood separation device.

The collection bag 9 is hung on the hanging hook 32, the other end of the hanging plate 31 is abutted against the pressure sensing module 33, the pressure detected by the pressure sensing module 33 monitors the blood components in the collection bag 9 in real time, when a preset value is reached, the microcomputer controls the blood pump 7 to stop drawing blood, the first traveling plate 10, the second traveling plate 11 and the third traveling plate 12 are linked to draw the blood taking needle 6 out of the patient, the motor 28 drives the cam 27 to rotate, the protruding part of the cam 27 is abutted against and fixed with the driving plate 26, and the puncture part of the patient is pressed.

Hang and collude 32 and can use the test-tube clamp replacement, press from both sides the test tube and establish to the test-tube rack on, the test tube upper end is passed through the hose and is connected with the separation cup, and the blood composition accessible hose that the separation cup separates pours into to the test tube into, reduces the volume of gathering of blood, makes things convenient for the continuous volume of gathering of page or leaf of medical personnel control.

The medical personnel can set the volume of each collected component through voice, the voice control module transmits data to the microcomputer and processes the data through the microcomputer, and the electric signal control is carried out on the full-automatic puncture device and the plasma separation device to adjust the blood collection amount; a control button is arranged beside the microcomputer, and the control button can control the movement of the first advancing plate 10, the second advancing plate 11 and the third advancing plate 12 to realize the puncture of the vein of the patient; a numerical display of the pressure sensing module 33 is arranged beside the control button, and the medical staff can control the opening and closing of the blood separation device through the numerical value indicated by the numerical display.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a full-automatic collection machine of rich platelet plasma which characterized in that: the full-automatic puncture device comprises a shell (1), wherein the shell (1) is of a hollow cylindrical structure, a notch (2) is formed in the upper end face of the shell, first linear slide rails (3) are arranged on two side faces of the notch (2), a slide block (19) matched with the first linear slide rails (3) is arranged on the first linear slide rails (3), the slide block (19) is fixedly connected with a needle moving device, and four infrared scanning modules (4) are arranged on the inner wall of the shell (1);

blood separator includes shell (5), inside blood taking needle (6), blood pump (7), separating cup (8) of being equipped with of shell (5), gather bag (9), blood taking needle (6) pass through clamping device with the device that moves needle and are connected, blood taking needle (6) other end can be dismantled through the bi-pass interface with blood pump (7) and be connected, blood pump (7) are connected through the income liquid mouth of hose with separating cup (8), the junction at hose both ends is the bi-pass interface and can dismantle the connection, the liquid outlet of separating cup (8) passes through the bi-pass interface and is connected with gathering bag (9), and each is gathered bag (9) upper end and all is connected with shell (5) through weight detection device.

2. The fully automatic platelet-rich plasma collection machine according to claim 1, wherein: the needle moving device comprises a first moving plate (10), a second moving plate (11) and a third moving plate (12), wherein two ends of the first moving plate (10) are fixedly connected with a sliding block (19) on a first linear sliding rail (3) respectively, a second linear sliding rail (13) is arranged on the first moving plate (10), the second linear sliding rail (13) and the first linear sliding rail (3) are in vertical positions, the second moving plate (11) is fixedly connected with the sliding block (19) on the second sliding rail, a third linear sliding rail (14) is arranged on the second moving plate (11), the sliding block (19) of the third linear sliding rail (14) is fixedly connected with the third moving plate (12), and a needle moving mechanism is fixedly connected with the lower portion of the third moving plate (12).

3. The fully automatic platelet-rich plasma collection machine according to claim 2, wherein: the needle moving mechanism comprises a puncture needle support (15), a clamping device is arranged on the puncture needle support (15), an included angle between the puncture needle support (15) and the third traveling plate (12) is 93-95 degrees, a killing part is arranged beside the puncture needle support (15), and the killing part is fixedly connected with the third traveling plate (12).

4. The fully automatic platelet rich plasma collection machine according to claim 3, wherein: clamping device includes threaded rod (16), threaded rod (16) one end passes through bearing swivelling joint with pjncture needle support (15), and the threaded rod (16) other end is connected with motor (17), motor (17) and pjncture needle support (15) fixed connection, there are two splint (18) through screw thread swivelling joint on threaded rod (16), splint (18) upper end is equipped with slider (19), be equipped with spout (20) on pjncture needle support (15), slider (19) and spout (20) cooperation are spacing.

5. The fully automatic platelet rich plasma collection machine according to claim 3, wherein: the killing part comprises a frame body (21), a first limiting block (22) fixedly connected to the frame body (21), a through hole is formed in the frame body (21), the position of the through hole corresponds to that of the first limiting block (22), a second limiting block (23) is arranged in the through hole, the second limiting block (23) is connected with the frame body (21) through a spring (24), a clamping groove (25) is formed in each of the first limiting block (22) and the second limiting block (23) and used for clamping cotton balls, the upper end of the frame body (21) is connected with a third advancing plate (12) through the spring (24), a driving plate (26) is arranged on the side portion of the frame body (21), a cam (27) is abutted to the driving plate (26), the cam (27) is driven to rotate through the motor (28), and the third advancing plate (12) are fixedly connected.

6. The fully automatic platelet-rich plasma collection machine according to claim 1, wherein: the blood taking needle (6) is provided with an anticoagulation pipeline (29) at a position close to the blood pump (7), the anticoagulation pipeline (29) is connected with an anticoagulation pump (30), and the other end of the anticoagulation pump (30) is connected with an anticoagulant through a needle.

7. The fully automatic platelet-rich plasma collection machine according to claim 1, wherein: the weight detection device comprises a suspension plate (31), the middle of the suspension plate (31) is connected with a shell (5) through a hinge shaft, one end of the suspension plate (31) is provided with a suspension hook (32), the lower side face of the other end of the suspension plate (31) is connected with the shell (5) through a spring (24), a pressure sensing module (33) is arranged on the shell (5) on the upper portion of the suspension plate (31), and the pressure sensing module (33) is abutted to the suspension plate (31).