CN113425939A

CN113425939A - Clinical hematopoietic stem cell feedback device

Info

Publication number: CN113425939A
Application number: CN202110885497.XA
Authority: CN
Inventors: 李利华
Original assignee: Henan Cancer Hospital
Current assignee: Henan Cancer Hospital
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-09-24

Abstract

The invention discloses a clinical hematopoietic stem cell reinfusion device which comprises a conveying pipe and a placing rack, wherein a rotating plate is hinged to the lower surface of the placing rack through a hinge, the lower surface of the rotating plate is fixedly connected with the conveying pipe, a clamping structure is arranged at the lower end inside the placing rack, an adjusting structure is arranged at the upper end inside the placing rack, the clamping structure comprises a clamping block, a limiting block, a clamping spring, a pull rod and a sliding rail, and one side of the inner bottom wall of the placing rack is fixedly connected with the sliding rail. This clinical hematopoietic stem cell feedback device sets up through the cooperation of couple, lifter plate and threaded rod, makes this clinical hematopoietic stem cell feedback device possess the effect of being convenient for adjust the couple height to play the effect that can highly adjust according to the demand, through the setting of chucking structure, can the chucking rotor plate in the use, and then played the effect of being convenient for connect the conveyer pipe, reached the purpose that improves stability.

Description

Clinical hematopoietic stem cell feedback device

Technical Field

The invention relates to the technical field of medical treatment, in particular to a clinical hematopoietic stem cell reinfusion device.

Background

Hematopoietic stem cells are adult stem cells in the blood system, are a heterogeneous population, have the ability to self-renew for a long period of time and the potential to differentiate into various types of mature blood cells. The stem cell is the adult stem cell with the longest research history and the most deep, and has important guiding significance for researching various stem cells including tumor stem cells.

The pathway for infusing the hematopoietic stem cells, which is clinically used at present, is generally a blood transfusion device, and at the present stage, an infusion apparatus and a hematopoietic stem cell bag are often connected in a plugging manner, so that the plugging is unstable and is not tight, great inconvenience is brought to clinical work, the workload of nurses is increased, medical disputes are easy to occur, and in addition, the pathway is very easy to disconnect along with the movement of patients and the friction of clothes, so that the hematopoietic stem cells overflow. Therefore, the existing hematopoietic stem cell transfusion device has the defects of poor stability, single function and inconvenience in fixation with patients.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a clinical hematopoietic stem cell reinfusion device which has the advantages of good stability, comprehensive functions, convenience for fixing with a patient and the like, and solves the problems of poor stability, single function and inconvenience for fixing with the patient.

(II) technical scheme

In order to achieve the purposes of good stability, comprehensive functions and convenience for fixing with a patient, the invention provides the following technical scheme: a clinical hematopoietic stem cell reinfusion device comprises a delivery pipe and a placing frame, wherein the lower surface of the placing frame is hinged with a rotating plate through a hinge, the lower surface of the rotating plate is fixedly connected with the conveying pipe, the lower end in the placing rack is provided with a clamping structure, an adjusting structure is arranged at the upper end inside the placing rack, the clamping structure comprises a clamping block, a limiting block, a clamping spring, a pull rod and a slide rail, one side of the inner bottom wall of the placing rack is fixedly connected with a sliding rail, one side of the sliding rail is connected with a limiting block in a sliding way through a sliding chute, one end of the limiting block is fixedly connected with the clamping spring, one end of the clamping spring is fixedly connected with the inner side wall of the placing frame, the lower surface of the limiting block is fixedly connected with the pull rod, an L-shaped groove matched with the pull rod is formed in one side of the outer side face of the placing frame, and the outer side face of the pull rod is connected with the slide rail in a sliding mode.

Preferably, the adjusting structure comprises a lifting plate, a hook and a threaded rod, a groove is formed in the upper end of the inside of the placing frame, the inside of the groove is connected with the lifting plate in a sliding mode, and the outer side face of the lifting plate is fixedly connected with the hook.

Preferably, the middle of the outer side face of the placing frame is provided with a slide matched with the hook, one side of the outer side face of the placing frame is provided with a plurality of through holes, the inner wall of each through hole is in threaded connection with a threaded rod through threads, and one end of each threaded rod is fixedly connected with a round block.

Preferably, the round hole with threaded rod looks adaptation is seted up to the lateral surface of lifter plate, the quantity of couple, threaded rod and circle piece is three, and is the form arrangement of circumference array, a plurality of observation hole has been seted up to the lateral surface opposite side of rack.

Preferably, a temperature regulating and controlling box is arranged on one side of the outer side face of the conveying pipe, a button is arranged on the outer side face of the temperature regulating and controlling box, a fixing structure is arranged on the other side of the outer side face of the conveying pipe, a conveying needle is fixedly connected to one end of the conveying pipe, and an inlet needle is fixedly connected to the middle of one side face of the rotating plate.

Preferably, the fixed knot constructs including gyro wheel, fixed spring, crossbeam and rolling ring, the lateral surface and the rolling ring of conveyer pipe cup joint, the interior roof and the fixed spring fixed connection of rolling ring, fixed spring's one end and crossbeam fixed connection.

Preferably, both ends of crossbeam all with rolling ring sliding connection, the lateral surface of crossbeam rotates through pivot and gyro wheel to be connected, a side and the conveyer pipe sliding connection of gyro wheel, the quantity of gyro wheel is a plurality of, and equidistant distribution.

Preferably, the number of the fixed springs is sixteen, the fixed springs are divided into four groups and arranged in a circumferential array mode, the number of the fixed springs in each group is four, the fixed springs are distributed at equal intervals, and elastic bands are fixedly connected to the lower portions of the outer side faces of the rolling rings.

Preferably, the inside wall upper portion fixedly connected with heating rod of temperature regulation and control case, the inside wall lower part fixedly connected with condenser pipe of temperature regulation and control case, the inside of temperature regulation and control case is provided with the battery, the output of battery is connected with heating rod and condenser pipe electricity through the wire respectively.

(III) advantageous effects

Compared with the prior art, the invention provides a clinical hematopoietic stem cell reinfusion device, which has the following beneficial effects:

1. this clinical hematopoietic stem cell feedback device sets up through the cooperation of couple, lifter plate and threaded rod, makes this clinical hematopoietic stem cell feedback device possess the effect of being convenient for adjust the couple height to play the effect that can highly adjust according to the demand, through the setting of chucking structure, can the chucking rotor plate in the use, and then played the effect of being convenient for connect the conveyer pipe, reached the purpose that improves stability.

2. This clinical hematopoietic stem cell feedback device, through the cooperation setting of temperature regulation and control case, heating rod and condenser pipe, make this clinical hematopoietic stem cell feedback device possess can heat the effect that can also cool down to the effect that the function is comprehensive has been played, through fixed knot structure's setting, the position of elastic cord can be adjusted earlier at the in-process that uses, then with patient mutual bonding, and then has played convenient, swift effect, reached be convenient for with the fixed purpose of patient.

Drawings

FIG. 1 is a schematic perspective view of a clinical hematopoietic stem cell transfusion apparatus according to the present invention;

fig. 2 is a schematic perspective view of a clinical hematopoietic stem cell transfusion device rack according to the present invention;

FIG. 3 is a schematic side view, partially cut away, showing the structure of a clinical hematopoietic stem cell transfusion apparatus according to the present invention;

FIG. 4 is a schematic front view of a clinical hematopoietic stem cell transfusion apparatus according to the present invention;

FIG. 5 is an enlarged schematic structural view of a clinical hematopoietic stem cell transfusion apparatus shown in FIG. 3;

fig. 6 is an enlarged schematic structural diagram of a clinical hematopoietic stem cell transfusion device shown in fig. 4 at B.

In the figure: 1. a delivery pipe; 2. placing a rack; 3. a rotating plate; 4. a clamping structure; 401. a clamping block; 402. a limiting block; 403. a chucking spring; 404. a pull rod; 405. a slide rail; 5. an adjustment structure; 501. a lifting plate; 502. hooking; 503. a threaded rod; 6. a round block; 7. a temperature regulating and controlling box; 8. a button; 9. a fixed structure; 901. a roller; 902. fixing the spring; 903. a cross beam; 904. a rolling ring; 10. a delivery needle; 12. and (4) elastic bands.

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.

Referring to fig. 1-6, a clinical hematopoietic stem cell reinfusion device comprises a conveying pipe 1 and a placing rack 2, wherein the lower surface of the placing rack 2 is hinged with a rotating plate 3 through a hinge, the lower surface of the rotating plate 3 is fixedly connected with the conveying pipe 1, the lower end inside the placing rack 2 is provided with a clamping structure 4, the upper end inside the placing rack 2 is provided with an adjusting structure 5, the adjusting structure 5 comprises a lifting plate 501, a hook 502 and a threaded rod 503, the upper end inside the placing rack 2 is provided with a groove, the inside of the groove is slidably connected with the lifting plate 501, the outer side surface of the lifting plate 501 is fixedly connected with the hook 502, the middle part of the outer side surface of the placing rack 2 is provided with a slide way matched with the hook 502, one side of the outer side surface of the placing rack 2 is provided with a plurality of through holes, the inner walls of the through holes are in threaded connection with the threaded rod 503 through threads, one end of the threaded rod 503 is fixedly connected with a round block 6, the outer side surface of the lifting plate 501 is provided with a round hole matched with the threaded rod 503, the number of the hook 502, the threaded rod 503 and the round block 6 is three, the hook, the threaded rod and the round block are arranged in a circumferential array mode, the other side of the outer side surface of the placing rack 2 is provided with a plurality of observation holes, the clamping structure 4 comprises a clamping block 401, a limiting block 402, a clamping spring 403, a pull rod 404 and a slide rail 405, one side of the inner bottom wall of the placing rack 2 is fixedly connected with the slide rail 405, one side of the slide rail 405 is slidably connected with the limiting block 402 through a sliding groove, one end of the limiting block 402 is fixedly connected with the clamping spring 403, one end of the clamping spring 403 is fixedly connected with the inner side wall of the placing rack 2, the lower surface of the limiting block 402 is fixedly connected with the pull rod 404, one side of the outer side surface of the placing rack 2 is provided with an L-shaped groove matched with the pull rod 404, the outer side surface of the pull rod 404 is slidably connected with the slide rail 405, one side of the outer side surface of the conveying pipe 1 is provided with a temperature regulating and controlling box 7, the outer side surface of the temperature regulating and controlling box 7 is provided with a button 8, the other side of the outer side surface of the conveying pipe 1 is provided with a fixing structure 9, one end of the conveying pipe 1 is fixedly connected with a conveying needle 10, the middle part of one side surface of the rotating plate 3 is fixedly connected with an inlet needle, the fixing structure 9 comprises a roller 901, a fixing spring 902, a cross beam 903 and a rolling ring 904, the outer side surface of the conveying pipe 1 is sleeved with the rolling ring 904, the inner top wall of the rolling ring 904 is fixedly connected with the fixing spring 902, one end of the fixing spring 902 is fixedly connected with the cross beam 903, two ends of the cross beam 903 are both slidably connected with the rolling ring 904, the outer side surface of the cross beam 903 is rotatably connected with the roller 901 through a rotating shaft, one side surface of the roller 901 is slidably connected with the conveying pipe 1, the rollers 901 are distributed at equal intervals, the fixing springs 902 are sixteen and are divided into four groups which are arranged in a circumferential array, and the number of the fixing springs 902 in each group is four, and the distribution of equidistant, the lateral surface lower part fixedly connected with elastic cord 12 of roll ring 904, the inside wall upper portion fixedly connected with heating rod of temperature regulation and control case 7, the inside wall lower part fixedly connected with condenser pipe of temperature regulation and control case 7, the inside of temperature regulation and control case 7 is provided with the battery, and the output of battery is connected with heating rod and condenser pipe electricity through the wire respectively.

When in use, a user firstly places the hematopoietic stem cell packaging bag in the placing rack 2, because the roller 901 is connected with the conveying pipe 1 in a sliding way, the medical staff manually moves the rolling ring 904 and the elastic band 12 back and forth, after the position is adjusted, the arm of the patient is placed in the elastic band 12, the position of the elastic band 12 can be adjusted firstly in the using process, then the elastic band 12 is adhered with the patient, the convenient and fast effect is achieved, the aim of fixing with the patient is achieved, after the conveying needle 10 is tied up with the patient, the user can insert the inlet needle into the hematopoietic stem cell packaging bag, the fixture block 401 is clamped with the limiting block 402, then the height of the lifting plate 501 is adjusted, then the lifting plate is fixed through the threaded rod 503, the hook 502 can be hung on the rack after the fixing is finished, in the process of transfusion, when the condition of supercooling and overheating occurs, the temperature of the hematopoietic stem cell packaging bag can be adjusted through the button 8, improve the practicality, when need to change the hematopoietic stem cell wrapping bag, the outside pulling pull rod 404 of user, pull rod 404 drives stopper 402 and removes to one side on slide rail 405, and extrusion chucking spring 403, when stopper 402 not with fixture block 401, the rotor plate 3 just can follow the rack 2 and overturn and get off, later change the hematopoietic stem cell wrapping bag, and then played the effect of being convenient for connect conveyer pipe 1, the purpose that improves stability has been reached, through couple 502, the cooperation setting of lifter plate 501 and threaded rod 503, make this clinical hematopoietic stem cell feedback device possess the effect of being convenient for adjust the couple 502 height, thereby played and to have adjusted the effect to the height according to the demand.

In conclusion, the clinical hematopoietic stem cell reinfusion device, through the hook 502, the lifting plate 501 and the threaded rod 503 are matched, so that the clinical hematopoietic stem cell reinfusion device has the effect of conveniently adjusting the height of the hook 502, the effect of adjusting the height according to the requirement is achieved, through the arrangement of the clamping structure 4, the rotating plate 3 can be clamped in the using process, the effect of conveniently connecting the conveying pipe 1 is achieved, the purpose of improving the stability is achieved, through the matching arrangement of the temperature adjusting box 7, the heating rod and the condensing pipe, the clinical hematopoietic stem cell reinfusion device has the effects of heating and cooling, the comprehensive function is achieved, through the arrangement of the fixing structure 9, the position of the elastic band 12 can be adjusted in the using process, the device is mutually adhered with a patient, and the effects of convenience, safety and the like are achieved, The fixation device has the advantages of quick action and convenient fixation with patients.

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. Without further limitation, the use of the verb "comprise a" to define an element does not exclude the presence of another, same element in a process, method, article, or apparatus that comprises the element.

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 clinical hematopoietic stem cell reinfusion device, includes conveyer pipe (1) and rack (2), its characterized in that: the lower surface of the placing rack (2) is hinged with a rotating plate (3) through a hinge, the lower surface of the rotating plate (3) is fixedly connected with the conveying pipe (1), the lower end inside the placing rack (2) is provided with a clamping structure (4), the upper end inside the placing rack (2) is provided with an adjusting structure (5), the clamping structure (4) comprises a clamping block (401), a limiting block (402), a clamping spring (403), a pull rod (404) and a sliding rail (405), one side of the inner bottom wall of the placing rack (2) is fixedly connected with the sliding rail (405), one side of the sliding rail (405) is slidably connected with the limiting block (402) through a sliding groove, one end of the limiting block (402) is fixedly connected with the clamping spring (403), one end of the clamping spring (403) is fixedly connected with the inner side wall of the placing rack (2), the lower surface of the limiting block (402) is fixedly connected with the pull rod (404), an L-shaped groove matched with the pull rod (404) is formed in one side of the outer side face of the placing frame (2), and the outer side face of the pull rod (404) is connected with the sliding rail (405) in a sliding mode.

2. The clinical hematopoietic stem cell transfusion device of claim 1, wherein: adjust structure (5) and include lifter plate (501), couple (502) and threaded rod (503), the recess has been seted up to the inside upper end of rack (2), the inside and lifter plate (501) sliding connection of recess, the lateral surface and couple (502) fixed connection of lifter plate (501).

3. The clinical hematopoietic stem cell transfusion device of claim 2, wherein: the slide with couple (502) looks adaptation is seted up at the lateral surface middle part of rack (2), a plurality of through-hole has been seted up to lateral surface one side of rack (2), the inner wall of through-hole passes through screw thread and threaded rod (503) threaded connection, the one end fixedly connected with circle piece (6) of threaded rod (503).

4. The clinical hematopoietic stem cell transfusion device of claim 3, wherein: the round hole with threaded rod (503) looks adaptation is seted up to the lateral surface of lifter plate (501), the quantity of couple (502), threaded rod (503) and circle piece (6) is three, and is the form range of circumference array, a plurality of observation hole has been seted up to the lateral surface opposite side of rack (2).

5. The clinical hematopoietic stem cell transfusion device of claim 1, wherein: lateral surface one side of conveyer pipe (1) is provided with temperature regulation and control case (7), the lateral surface of temperature regulation and control case (7) is provided with button (8), the lateral surface opposite side of conveyer pipe (1) is provided with fixed knot structure (9), one end fixedly connected with transport needle (10) of conveyer pipe (1), a side middle part fixedly connected with entrance needle of rotor plate (3).

6. The clinical hematopoietic stem cell transfusion device of claim 5, wherein: fixed knot constructs (9) and includes gyro wheel (901), fixed spring (902), crossbeam (903) and rolling ring (904), the lateral surface and the rolling ring (904) of conveyer pipe (1) cup joint, the interior roof and fixed spring (902) fixed connection of rolling ring (904), the one end and crossbeam (903) fixed connection of fixed spring (902).

7. The clinical hematopoietic stem cell transfusion device of claim 6, wherein: the two ends of the cross beam (903) are connected with the rolling rings (904) in a sliding mode, the outer side face of the cross beam (903) is connected with the rollers (901) in a rotating mode through rotating shafts, one side face of each roller (901) is connected with the conveying pipe (1) in a sliding mode, and the rollers (901) are distributed at equal intervals.

8. The clinical hematopoietic stem cell transfusion device of claim 1, wherein: the quantity of fixed spring (902) is sixteen, and divide into four groups and be the form arrangement of circumference array, every group the quantity of fixed spring (902) is four, and equidistant distribution, the lateral surface lower part fixedly connected with elastic cord (12) of roll ring (904).

9. The clinical hematopoietic stem cell transfusion device of claim 5, wherein: the utility model discloses a temperature regulation and control system, including temperature regulation and control box (7), the inside wall upper portion fixedly connected with heating rod of temperature regulation and control box (7), the inside lower part fixedly connected with condenser pipe of temperature regulation and control box (7), the inside of temperature regulation and control box (7) is provided with the battery, the output of battery is connected with heating rod and condenser pipe electricity through the wire respectively.