CN216294046U

CN216294046U - Blood collection system is used in hematology branch of academic or vocational study nursing

Info

Publication number: CN216294046U
Application number: CN202122206917.5U
Authority: CN
Inventors: 苏伟超
Original assignee: Shanghai Xinnuo Baishi Medical Laboratory Co ltd
Current assignee: Shanghai Xinnuo Baishi Medical Laboratory Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-04-15
Anticipated expiration: 2031-09-13

Abstract

The utility model discloses a blood collecting device for hematology nursing, which relates to the technical field of medical appliances and comprises a base, wherein a supporting fastener is fixedly arranged at the top of the base, a collecting mechanism is buckled inside the supporting fastener, the supporting fastener is adapted to a structure for fixing and adjusting the inclination angle of the collecting mechanism, and a driving device is fixedly arranged at the top of the base, so that the collecting mechanism is driven by the driving device to collect blood of a patient and discharge the collected blood. According to the utility model, the collection mechanism is driven by the arrangement of the driving device to automatically draw blood, so that medical staff are liberated to a certain extent, the blood collection efficiency is improved, and the effect of fixing the collection mechanism can be achieved by the arrangement of the supporting fastener, so that one hand of the medical staff is liberated, and meanwhile, the deviation of the collection mechanism when the collection mechanism is inserted into a patient is avoided.

Description

Blood collection system is used in hematology branch of academic or vocational study nursing

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a blood collecting device for hematology nursing.

Background

Hemodialysis is one of the kidney replacement treatment modes of acute and chronic renal failure patients, and exchanges substances by the principles of dispersion, ultrafiltration, adsorption and convection, thereby removing metabolic wastes in vivo and maintaining the balance of electrolytes and acid and alkali; need draw blood before the dialysis, detect the content of the inside serum urea nitrogen of blood, and then need use blood collection system.

However, when the existing blood collection device is used, one hand needs to hold the other hand to insert the needle head for blood extraction, so that the deviation of the needle head is easy to find out, and meanwhile, the manual extraction time of medical personnel is slow, and the efficiency is not high.

Therefore, it is necessary to provide a blood collecting device for nursing in hematology to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a blood collecting device for nursing in hematology, which solves the problems that when the blood collecting device provided in the background technology is used, one hand is required to hold the other hand to insert a needle head to extract blood, so that the needle head is easy to deviate, and meanwhile, the manual extraction time of medical staff is slow, and the efficiency is low.

In order to achieve the purpose, the utility model provides the following technical scheme: a blood collection device for hematology nursing comprises a base, wherein a supporting fastener is fixedly installed at the top of the base, a collection mechanism is buckled inside the supporting fastener, the supporting fastener is adapted to be of a structure for fixing and adjusting the inclination angle of the collection mechanism, and a driving device is fixedly installed at the top of the base, so that the collection mechanism is driven by the driving device to collect blood of a patient and discharge the collected blood;

the driving device comprises two guide devices and a transmission mechanism; the transmission mechanism is fixed on the base, and the two guiding devices are arranged on the supporting fastener and connected with the acquisition mechanism to form the guiding device which drives the acquisition mechanism by driving the transmission mechanism.

Optionally, the guiding and driving device includes a driving motor, a first driving wheel, a driving belt and a second driving wheel; the driving motor is fixed at the top of the base, and the first driving wheel is fixedly installed in the output of the driving motor to form a first driving wheel which is driven by the driving motor to drive the second driving wheel to rotate through the driving belt.

Optionally, the guiding device comprises a supporting plate, a threaded rod, a limiting plate and a pushing device; the supporting plate and the limiting plate are fixed at the top of the base, the threaded rod penetrates through the supporting plate and the limiting plate to be fixedly connected with the second driving wheel, and two ends of the pushing device are connected with the supporting plate and the limiting plate respectively and connected with the threaded rod.

Optionally, the pushing device comprises a rotation stopping column and a pushing plate; the two ends of the rotation stopping column are fixedly connected with the supporting plate and the limiting plate respectively, and the pushing plate is screwed on the threaded rod and slides on the rotation stopping column.

Optionally, the collecting mechanism comprises a needle tube, a piston, a needle head and a connecting piece; the needle tube is arranged on the supporting fastener and is in contact with the limiting plate, the piston is inserted in the needle tube and is connected with the pushing plate, and the needle head is connected with the needle tube through the connecting piece.

Optionally, the connecting piece comprises a connecting sleeve and a sealing insert; the connecting sleeve is fixed on the needle tube, and the sealing plug-in is inserted in the connecting sleeve and connected with the needle head.

Optionally, the center part of supporting the fastener rotates installs angle adjusting ring, angle adjusting ring cup joints with the needle tubing, the equal fixed mounting in both sides of supporting the fastener has the lantern ring, the lantern ring rotates with the threaded rod to be connected.

The utility model has the technical effects and advantages that:

1. according to the utility model, the collection mechanism is driven by the arrangement of the driving device to automatically draw blood, so that medical staff are liberated to a certain extent, the blood collection efficiency is improved, and the effect of fixing the collection mechanism can be achieved by the arrangement of the supporting fastener, so that one hand of the medical staff is liberated, and meanwhile, the deviation of the collection mechanism when the collection mechanism is inserted into a patient is avoided.

2. According to the utility model, the acquisition mechanism is positioned by utilizing the arrangement of the limiting plate, so that the pushing plate is prevented from moving when pushing the acquisition mechanism to use, the pushing plate can normally drive the acquisition mechanism to use, the balance of the acquisition mechanism can be ensured by utilizing the arrangement of the two guide devices, and the deviation of the acquisition mechanism when the acquisition mechanism is used by a house is avoided.

Drawings

FIG. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the structure of the present invention.

In the figure: 1. a base; 2. a support fastener; 3. a drive motor; 4. a first drive pulley; 5. a transmission belt; 6. a second transmission wheel; 7. a support plate; 8. a threaded rod; 9. a limiting plate; 10. a rotation stopping column; 11. a push plate; 12. a needle tube; 13. a piston; 14. a needle head; 15. connecting sleeves; 16. sealing the insert; 17. an angle adjusting ring; 18. a collar.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

The utility model provides a blood collecting device for hematology nursing, which comprises a base 1, wherein a supporting fastener 2 is fixedly arranged at the top of the base 1, a collecting mechanism is buckled inside the supporting fastener 2, the supporting fastener 2 is adapted to be a structure for fixing and adjusting the inclination angle of the collecting mechanism, and a driving device is fixedly arranged at the top of the base 1, so that the collecting mechanism is driven by the driving device to collect blood of a patient and discharge the collected blood.

Utilize drive arrangement's the automatic blood of drawing of drive collection mechanism a certain degree of liberation medical personnel, improved blood collection's efficiency, utilize the setting of support fastener 2 to play fixed collection mechanism's effect to liberation medical personnel's a hand also avoids collection mechanism to appear the deviation when inserting the patient simultaneously.

In some embodiments of the utility model, the drive device comprises two guiding devices and a transmission mechanism; the transmission mechanism is fixed on the base 1, and the two guiding devices are arranged on the supporting fastener 2 and connected with the acquisition mechanism to form the guiding device which drives the acquisition mechanism by the driving of the transmission mechanism.

The balance of the acquisition mechanism can be ensured by utilizing the arrangement of the two guide devices, and the deviation of the acquisition mechanism when the acquisition mechanism is used in a house is avoided; the transmission mechanism can be used for driving the two guide devices to move simultaneously, so that the situation that the two guide devices move to cause potential difference to cause the deviation of the acquisition mechanism is avoided.

The guide driving device comprises a driving motor 3, a first driving wheel 4, a driving belt 5 and a second driving wheel 6; the driving motor 3 is fixed on the top of the base 1, and the first transmission wheel 4 is fixedly arranged in the output of the driving motor 3 to form a first transmission wheel 4 which is driven by the driving motor 3 to drive the second transmission wheel 6 to rotate through the transmission belt 5.

The first driving wheel 4 is driven to rotate by the driving motor 3, so that the first driving wheel 4 drives the second driving wheel 6 to rotate through the driving belt 5.

The guide device comprises a supporting plate 7, a threaded rod 8, a limiting plate 9 and a pushing device; the supporting plate 7 and the limiting plate 9 are fixed at the top of the base 1, the threaded rod 8 penetrates through the supporting plate 7 and the limiting plate 9 to be fixedly connected with the second driving wheel 6, and two ends of the pushing device are connected with the supporting plate 7 and the limiting plate 9 respectively and connected with the threaded rod 8.

Utilize setting up of backup pad 7 and limiting plate 9 can guarantee threaded rod 8 and thrust unit's stability, make threaded rod 8 can normally drive thrust unit and use, guarantee simultaneously to lead the stability of moving the device.

The pushing device comprises a rotation stopping column 10 and a pushing plate 11; the two ends of the rotation stopping column 10 are respectively fixedly connected with the supporting plate 7 and the limiting plate 9, and the pushing plate 11 is in threaded connection with the threaded rod 8 and slides on the rotation stopping column 10.

Utilize limiting plate 9's setting to advance line location to gathering the mechanism, make slurcam 11 avoid gathering the mechanism and take place to remove when promoting to gather the mechanism and use, make slurcam 11 can normally drive gather the mechanism and use, utilize the setting of only rotating column 10 to avoid slurcam 11 to follow threaded rod 8 rotatory, lead to the unable removal of limiting plate 9.

In some embodiments of the utility model, the collection mechanism comprises a needle 12, a piston 13, a needle 14, and a connector; the needle tube 12 is mounted on the supporting fastener 2 and contacts with the limit plate 9, the piston 13 is inserted in the needle tube 12 and contacts with the pushing plate 11, and thereby the needle 14 is connected with the needle tube 12 through the connecting piece.

The suction force is generated by the cooperation of the piston 13 and the needle tube 12, so that the needle 14 can normally draw blood, and the normal installation of the needle 14 can be ensured by the arrangement of the connecting piece.

The connecting piece comprises a connecting sleeve 15 and a sealing insert 16; a connecting sleeve 15 is fixed on the needle tube 12, and a sealing insert 16 is inserted in the connecting sleeve 15 and connected with the needle 14.

The cooperation of the connecting sleeve 15 and the sealing insert 16 ensures the installation and removal of the needle 14 and ensures the sealing between the needle 14 and the needle tube 12.

In some embodiments of the present invention, an angle adjusting ring 17 is rotatably mounted at the central portion of the supporting fastener 2, the angle adjusting ring 17 is sleeved with the needle tube 12, two sides of the supporting fastener 2 are both fixedly mounted with a collar 18, and the collar 18 is rotatably connected with the threaded rod 8.

The angle of the needle tube 12 can be normally adjusted by setting the angle adjusting ring 17, and meanwhile, the friction force between the angle adjusting ring 17 and the supporting fastener 2 is greater than the friction force between the needle tube 12 and the piston 13; the positioning of the threaded rod 8 is effected by the provision of the collar 18.

This practical theory of operation: the needle tube 12 is inserted into the angle adjusting ring 17, then the sealing insert 16 is inserted into the connecting sleeve 15, and then the piston 13 is inserted into the needle tube 12;

the extraction makes, inserts patient's blood vessel with syringe needle 14, then starts driving motor 3, and driving motor 3 will drive second drive wheel 6 through first drive wheel 4 and rotate, and second drive wheel 6 will drive threaded rod 8 rotatory, and threaded rod 8 will drive the slurcam 11 under the effect of screw and move, makes slurcam 11 promote piston 13 and move and drive syringe needle 14 and extract blood.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a blood collection system is used in hematology department nursing, includes base (1), its characterized in that: the blood collecting device is characterized in that a supporting fastener (2) is fixedly mounted at the top of the base (1), a collecting mechanism is buckled inside the supporting fastener (2), the supporting fastener (2) is adapted to a structure for fixing and adjusting the inclination angle of the collecting mechanism, and a driving device is fixedly mounted at the top of the base (1) to form that the collecting mechanism is driven by the driving device to collect blood of a patient and discharge the collected blood;

the driving device comprises two guide devices and a transmission mechanism; the transmission mechanism is fixed on the base (1), and the two guiding devices are arranged on the supporting fastener (2) and connected with the acquisition mechanism to form the guiding device which drives the acquisition mechanism by driving the transmission mechanism.

2. The hematology care blood collection device according to claim 1, characterized in that:

the guide device comprises a driving motor (3), a first transmission wheel (4), a transmission belt (5) and a second transmission wheel (6); the driving motor (3) is fixed at the top of the base (1), the first driving wheel (4) is fixedly installed in the output of the driving motor (3), and the first driving wheel (4) is driven by the driving motor (3) to drive the second driving wheel (6) to rotate through the driving belt (5).

3. The hematology care blood collection device according to claim 1, characterized in that:

the guide device comprises a supporting plate (7), a threaded rod (8), a limiting plate (9) and a pushing device; the supporting plate (7) and the limiting plate (9) are fixed at the top of the base (1), the threaded rod (8) penetrates through the supporting plate (7) and the limiting plate (9) to be fixedly connected with the second driving wheel (6), and two ends of the pushing device are connected with the supporting plate (7) and the limiting plate (9) respectively and connected with the threaded rod (8).

4. The hematology care blood collection device according to claim 3, wherein:

the pushing device comprises a rotation stopping column (10) and a pushing plate (11); the two ends of the rotation stopping column (10) are fixedly connected with the supporting plate (7) and the limiting plate (9) respectively, and the pushing plate (11) is in threaded connection with the threaded rod (8) and slides on the rotation stopping column (10).

5. The hematology care blood collection device according to claim 1, characterized in that:

the acquisition mechanism comprises a needle tube (12), a piston (13), a needle head (14) and a connecting piece; the needle tube (12) is arranged on the supporting fastener (2) and is in contact with the limiting plate (9), the piston (13) is inserted into the needle tube (12) and is connected with the pushing plate (11), and therefore the needle head (14) is connected with the needle tube (12) through a connecting piece.

6. The hematology care blood collection device according to claim 5, wherein:

the connecting piece comprises a connecting sleeve (15) and a sealing insert (16); the connecting sleeve (15) is fixed on the needle tube (12), and the sealing insert (16) is inserted in the connecting sleeve (15) and connected with the needle (14).

7. The hematology care blood collection device according to claim 1, characterized in that:

the central point of supporting fastener (2) rotates and installs angle adjusting ring (17), angle adjusting ring (17) cup joint with needle tubing (12), the equal fixed mounting in both sides of supporting fastener (2) has the lantern ring (18), lantern ring (18) rotate with threaded rod (8) and are connected.