CN218889709U

CN218889709U - Pressing hemostasis device after venous blood sampling

Info

Publication number: CN218889709U
Application number: CN202222389740.1U
Authority: CN
Inventors: 李园园; 李梅; 郭妮; 王艳云; 张玉霞
Original assignee: Air Force Medical University of PLA
Current assignee: Air Force Medical University of PLA
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-04-21
Anticipated expiration: 2032-09-08

Abstract

The utility model provides a device for pressing hemostasis after venous blood sampling, which comprises a supporting seat, wherein a groove penetrating through the front side wall and the rear side wall of the supporting seat is formed in the middle of the upper surface of the supporting seat; the pressing belt stretches across the upper end of the groove, and two ends of the pressing belt are respectively movably inserted into the left side and the right side of the supporting seat; the pressure adjusting mechanism is arranged on the supporting seat and is fixedly connected with the two ends of the compression belt respectively, and the pressure adjusting mechanism is used for promoting the two ends of the compression belt to slide out of or slide into the supporting seat simultaneously; the hemostatic patch is detachably connected in the middle of the lower surface of the compression belt. The cotton swab compression hemostasis device effectively avoids the defects of small contact area, easy rolling and difficult control of cotton swab compression hemostasis, does not need auxiliary pressing of nurses or family members, and is convenient to use; the compression force is convenient to adjust, and subcutaneous blood stasis or pain caused by smaller compression force is effectively avoided; clean and sanitary, does not need frequent disinfection, and can effectively avoid cross infection; the compression time can be recorded to ensure the compression time to be in place and improve the hemostatic effect of venipuncture.

Description

Pressing hemostasis device after venous blood sampling

Technical Field

The utility model belongs to the technical field of arterial and venous blood sampling auxiliary equipment, and particularly relates to a pressing hemostasis device after venous blood sampling.

Background

The venous blood sampling method is a method of drawing a certain amount of venous blood through a needle tube, and usually adopts a superficial vein located on the body surface, and hospitals usually adopt an elbow vein. After venipuncture, the puncture point needs to be subjected to compression hemostasis for 5-10 minutes, and an incorrect pressing mode can not only lead to subcutaneous congestion, hemorrhage, pain, even complications such as limited limb movement and the like, but also influence the definition of blood vessels, increase the difficulty of next venipuncture, not only bring pain to patients, but also increase the workload of nurses.

At present, the hemostasis mode commonly adopted is artificial hemostasis by compression, medical staff can give a dry cotton swab to a patient, the patient can press the blood drawing part by himself, and the cotton swab is small in contact area and easy to roll and difficult to control, and especially for some old people and children, nurses or family members may be required to assist in compression, the workload of nurses or family members can be increased undoubtedly, blood source pollution can be generated, and the hemostatic cotton swab is quite unsafe.

With the development of the technology in various aspects, some compression hemostasis devices are also developed at present, which can replace cotton sticks and do not need to compress and hemostasis by patients, but have smaller compression force to the puncture point position when in use, and the compression force is not easy to adjust, so that subcutaneous blood stasis, hemorrhage or pain can be caused; secondly, the existing compression head needs to be disinfected after being used every time, when a plurality of patients taking blood in a hospital are required, the phenomena of insufficient disinfection time and incomplete disinfection are likely to occur, and then cross infection among patients is caused.

In view of the foregoing, there is a need to design a device for pressing hemostasis after intravenous blood sampling that overcomes the above-mentioned problems.

Disclosure of Invention

The object of the present utility model is to provide a device for pressing hemostasis after venous blood collection which overcomes the above problems.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: pressing the hemostatic device after venous blood collection, comprising:

the middle of the upper surface of the supporting seat is provided with a groove penetrating through the front side wall and the rear side wall of the supporting seat;

the pressing belt stretches across the upper end of the groove, and two ends of the pressing belt are respectively movably inserted into the left side and the right side of the supporting seat;

the pressure adjusting mechanism is arranged on the supporting seat and is respectively and fixedly connected with the two ends of the compression belt, and the pressure adjusting mechanism is used for promoting the two ends of the compression belt to simultaneously slide out of or slide into the supporting seat;

the hemostatic patch is detachably connected in the middle of the lower surface of the compression belt.

The aim and the technical problems of the utility model can be further realized by adopting the following technical measures.

Further, the pressure regulating mechanism comprises a cavity arranged in the supporting seat, two mutually parallel rotating shafts rotatably arranged in the cavity, and a winding drum and gears fixedly sleeved on the rotating shafts, wherein the two gears are meshed with each other, and two ends of the compression belt are respectively fixed and reversely wound on the winding drum which is relatively close to the compression belt;

one end of any rotating shaft penetrates out of the side wall of the supporting seat and is fixedly connected with the knob.

Further, slots for the compression belt to penetrate through are respectively formed in two sides of the upper surface of the supporting seat, and the lower ends of the slots are communicated with the cavity.

Further, two sides of the cavity, which are close to the slots, are respectively provided with a guide roller, and two ends of the guide roller are respectively connected with the side wall of the cavity in a rotating way.

Further, a rubber ring is embedded at the upper port of the slot, and a straight seam is formed in the middle of the rubber ring.

Further, the compression band is a non-elastic band.

Further, the hemostatic patch comprises a release paper layer, an adhesive layer, a medical gauze layer, a hemostatic cotton ball layer and a transparent protective layer from top to bottom;

the hemostatic cotton ball layer comprises a medical sterilized cotton ball adhered to the middle of the lower end of the medical gauze layer, and the transparent protective layer covers the medical sterilized cotton ball and is adhered to the periphery of the lower surface of the medical gauze layer.

Further, a controller, a display screen, a timer, a buzzer and a storage battery are arranged on the side wall of the supporting seat, the display screen, the timer and the buzzer are respectively and electrically connected with the controller, and the storage battery is respectively and electrically connected with each electric element.

Further, a soft cushion is arranged at the bottom of the groove.

Further, the upper surface of the compression belt is printed with a prompt slogan.

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

1. according to the venous blood sampling post-pressing hemostasis device, the supporting seat is arranged, the groove penetrating through the front wall and the rear wall is formed in the upper surface of the supporting seat, the compression belt is arranged at the upper end of the groove, the hemostasis patch is arranged on the lower surface of the compression belt and is just positioned at the puncture part of the arm, the hemostasis patch can crush and stop bleeding at the puncture point under the compression action of the compression belt, the compression force of the compression belt can be regulated through the compression regulating mechanism, and subcutaneous blood stasis, bleeding or pain caused by smaller compression force can be effectively avoided.

2. According to the device for pressing hemostasis after venous blood sampling, the hemostasis patches are adhered to the lower surface of the compression belt, after hemostasis by compression is completed for each patient, the hemostasis patches are only required to be torn off and thrown away, the device is placed at a specified recovery position, a new hemostasis patch is adhered to the device before the next patient uses, the device is clean and sanitary, frequent disinfection is not required, and cross infection among patients can be effectively avoided.

3. The device for pressing hemostasis after venous blood sampling effectively avoids the defects of small contact area, easy rolling and difficult control of cotton stick compression hemostasis, does not need auxiliary pressing of nurses or family members, and is convenient to use and high in practicability.

4. According to the device for pressing hemostasis after venous blood sampling, disclosed by the utility model, the controller, the timer, the buzzer and the display screen are arranged, the pressing time can be recorded through the timer, the timer transmits time information to the controller after the pressing time is over, the controller controls the buzzer to start an alarm to prompt that the pressing time is over, and a patient, family members or nurses can take off the device conveniently to finish the pressing hemostasis operation; meanwhile, the countdown time can be displayed on the display screen, so that the countdown time is convenient to check midway, the pressing time is guaranteed to be in place, and the hemostatic effect after venipuncture is improved.

Drawings

Fig. 1 is a schematic view of the whole structure of a device for pressing hemostasis after venous blood collection provided by the utility model;

FIG. 2 is a schematic side sectional view of a knob of the hemostatic device of the present utility model pressed after venous blood collection;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along the direction A-A in FIG. 2;

FIG. 4 is a top view of a blood stopping patch according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a laminate structure of a blood-stopping patch according to an embodiment of the present utility model;

reference numerals illustrate:

1. a support base; 11. a groove; 12. a cavity; 13. a slot; 14. a rubber ring; 141. a straight seam; 15. a soft cushion;

2. a compression band; 21. prompting a slogan;

3. a pressure regulating mechanism; 31. a rotating shaft; 32. a winding drum; 33. a gear; 34. a knob; 35. a guide roll; 36. rotating the prompt;

4. hemostatic plaster; 41. a release paper layer; 42. an adhesive layer; 43. a medical gauze layer; 44. a hemostatic cotton ball layer; 45. a transparent protective layer;

5. a controller;

6. a display screen;

7. a timer;

8. a buzzer;

9. and a storage battery.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 5, a device for pressing hemostasis after venous blood collection, comprising:

the middle of the upper surface of the supporting seat 1 is provided with a groove 11 penetrating through the front side wall and the rear side wall of the supporting seat for a patient to put the arm of the patient in, and the puncture point is upward;

the pressing belt 2 stretches across the upper end of the groove 11, and two ends of the pressing belt are respectively movably inserted into the left side and the right side of the supporting seat 1; the compression belt 2 is used for performing compression hemostasis on the puncture part of the patient;

the pressure adjusting mechanism 3 is arranged on the supporting seat 1 and is respectively and fixedly connected with the two ends of the compression belt 2, and the pressure adjusting mechanism 3 is used for promoting the two ends of the compression belt 2 to slide out of or slide into the supporting seat 1 simultaneously; when the two ends of the compression belt 2 slide out simultaneously, the compression belt 2 positioned on the arm becomes loose, and the compression force is reduced; when both ends of the compression belt 2 slide into the supporting seat 1 at the same time, the compression belt 2 positioned on the arm is tightened, and the compression force is increased.

A hemostatic patch 4 detachably attached to the middle of the lower surface of the compression band 2. When in use, the hemostatic patch 4 is covered at the upper end of the puncture point, and the tightness of the compression belt 2 is regulated by the pressure regulating mechanism 3, so that the hemostatic patch 4 compresses the puncture point with proper force, and effective hemostasis is realized; meanwhile, the hemostatic patch 4 can avoid the direct contact between the puncture point and the compression belt 2, after the compression hemostasis of each patient is completed, the hemostatic patch 4 is only required to be detached and thrown away, the hemostatic patch is placed at the appointed recovery position, a new hemostatic patch 4 can be attached to the hemostatic patch before the next patient uses the hemostatic patch, the hemostatic patch is clean and sanitary, frequent disinfection is not required, and cross infection among patients can be effectively avoided.

As shown in fig. 2 and 3, the pressure adjusting mechanism 3 includes a cavity 12 provided in the support base 1, two parallel rotating shafts 31 rotatably provided in the cavity 12, and a winding drum 32 and a gear 33 fixedly sleeved on the rotating shafts 31, the two gears 33 are meshed with each other, and two ends of the compression belt 2 are respectively fixed and reversely wound on the winding drum 32 which is closer to the compression belt;

one end of any one of the rotating shafts 31 penetrates out of the side wall of the supporting seat 1 to be fixedly connected with the knob 34.

In this embodiment, through rotatory knob 34, can drive two gears 33 counter-rotation through pivot 31 to make the reverse rotation of roll-up section of thick bamboo 32, realize rolling up or relaxing the while at compression area 2 both ends, convenient operation, the micro-regulation makes the compression dynamics more accurate, and the hemostasis subsides 4 are located puncture position upper end all the time, ensure hemostatic effect and protective effect. In the present utility model, in order to facilitate the adjustment of the knob 34 by a patient, a nurse or a family, a rotation prompt, such as clockwise rotation/tightening, counterclockwise rotation/loosening, etc., is provided on the support base 1 at both sides of the knob 34. A knob 34 can be arranged at the other end of the rotating shaft 31 connected with the knob 34, so that the force of crushing can be adjusted conveniently by nurses or family members.

Preferably, slots 13 through which the compression belt 2 is inserted are respectively formed on two sides of the upper surface of the supporting seat 1, and the lower ends of the slots 13 are mutually communicated with the cavity 12.

Preferably, two sides of the cavity 12 near the slot 13 are respectively provided with a guiding roller 35, and two ends of the guiding roller 35 are respectively connected with the side wall of the cavity 12 in a rotating way, so that the tourniquet 2 can be converted from vertical movement to transverse movement, friction with the slot 13 and the corner of the cavity 12 is avoided, and the service life of the tourniquet 2 is prolonged.

Preferably, a rubber ring 14 is embedded at the upper port of the slot 13, and a slit 141 is formed in the middle of the rubber ring 14. The rubber ring 14 can prevent dust, water, disinfectant and pollutants from entering the slot 13 and the cavity 12; the compression belt 2 can slide in and out from the straight slot 141, and the compression belt 2 sliding out of the supporting seat 1 cannot slide into the slot 13 again under the influence of gravity.

Preferably, the compression band 2 is a non-elastic band.

As shown in fig. 5, the hemostatic patch 4 includes, from top to bottom, a release paper layer 41, an adhesive layer 42, a medical gauze layer 43, a hemostatic cotton ball layer 44, and a transparent protective layer 45;

as shown in fig. 4, the hemostatic cotton ball layer 44 includes a medical sterilized cotton ball adhered to the middle of the lower end of the medical gauze layer 43, and the transparent protective layer 45 covers the medical sterilized cotton ball and adheres to the periphery of the lower surface of the medical gauze layer 43.

In this embodiment, before the hemostatic patch 4 is used, the release paper layer 41 is torn off, then the hemostatic patch is adhered to the middle of the lower end of the compression belt 2 by using the adhesive layer 42, and before the compression belt 2 compresses, the transparent protective layer 45 is torn off, so that the medical sterilized cotton ball is aligned to the puncture point, and then compression hemostasis is performed.

Preferably, the side wall of the supporting seat 1 is provided with a controller 5, a display screen 6, a timer 7, a buzzer 8 and a storage battery 9, the display screen 6, the timer 7 and the buzzer 8 are respectively and electrically connected with the controller 5, and the storage battery 9 is respectively and electrically connected with each electrical element. The pressing time can be recorded through the timer 7, the timer 7 transmits time information to the controller 5 after the pressing time is finished, the controller 5 controls the buzzer 8 to start an alarm to prompt the pressing time to be finished, and a patient, family members or nurses can take down the device to finish the pressing hemostasis operation conveniently; meanwhile, the countdown time can be displayed on the display screen 6, so that the countdown time is convenient to check midway, the pressing time is ensured to be in place, and the hemostatic effect of venipuncture is improved. The accumulator 9 can provide sufficient electric energy for each electric element to ensure the normal operation thereof.

In order to improve the comfort of the patient's arms, the bottom of the recess 11 is provided with a cushion 15.

In order to facilitate the patient to use the device, the upper surface of the compression belt 2 is printed with a prompt slogan 21, for example, after the patient is used, the hemostatic plaster contacted with the puncture part is torn off and discarded to a medical garbage can, and then the device is put back into a recovery basket at a blood sampling position to be used for a thank, so that the patient is prevented from losing the device by mistake, and the repeated utilization is realized.

The present utility model has been further described with reference to the examples, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. A post venous blood collection compression hemostatic device comprising:

a groove (11) penetrating through the front side wall and the rear side wall of the supporting seat (1) is formed in the middle of the upper surface of the supporting seat;

the pressing belt (2) stretches across the upper end of the groove (11), and two ends of the pressing belt are respectively movably inserted into the left side and the right side of the supporting seat (1);

the pressure adjusting mechanism (3) is arranged on the supporting seat (1) and is fixedly connected with the two ends of the compression belt (2) respectively, and the pressure adjusting mechanism (3) is used for promoting the two ends of the compression belt (2) to slide out of or slide into the supporting seat (1) simultaneously;

and the hemostatic plaster (4) is detachably connected in the middle of the lower surface of the compression belt (2).

2. The post venous blood collection compression hemostasis device of claim 1, wherein:

the pressure regulating mechanism (3) comprises a cavity (12) arranged in the supporting seat (1), two mutually parallel rotating shafts (31) rotatably arranged in the cavity (12), and a winding drum (32) and gears (33) fixedly sleeved on the rotating shafts (31), wherein the two gears (33) are meshed with each other, and two ends of the compression belt (2) are respectively fixed and reversely wound on the winding drum (32) which is relatively close to the compression belt;

one end of any rotating shaft (31) penetrates out of the side wall of the supporting seat (1) to be fixedly connected with the knob (34).

3. The device for pressing hemostasis after intravenous blood sampling according to claim 2, characterized in that the two sides of the upper surface of the supporting seat (1) are respectively provided with a slot (13) for the compression belt (2) to penetrate, and the lower end of the slot (13) is mutually communicated with the cavity (12).

4. A post-venous blood collection compression hemostasis device according to claim 3 and characterized in that two sides of the cavity (12) close to the slot (13) are respectively provided with a guide roller (35), and two ends of the guide roller (35) are respectively connected with the side wall of the cavity (12) in a rotating way.

5. A device for pressing hemostasis after venous blood collection according to claim 3 and characterized in that a rubber ring (14) is embedded at the upper port of the slot (13), and a straight slot (141) is arranged in the middle of the rubber ring (14).

6. A post venous blood collection compression hemostasis device in accordance with claim 2 and characterised in that the compression band (2) is a non-elastic band.

7. The post venous blood collection compression hemostasis device of claim 1, wherein:

the hemostatic plaster (4) comprises a release paper layer (41), an adhesive layer (42), a medical gauze layer (43), a hemostatic cotton ball layer (44) and a transparent protective layer (45) from top to bottom;

the hemostatic cotton ball layer (44) comprises a medical sterilized cotton ball adhered to the middle of the lower end of the medical gauze layer (43), and the transparent protective layer (45) covers the medical sterilized cotton ball and is adhered to the periphery of the lower surface of the medical gauze layer (43).

8. The device for pressing hemostasis after intravenous blood sampling according to claim 1, characterized in that a controller (5), a display screen (6), a timer (7), a buzzer (8) and a storage battery (9) are arranged on the side wall of the supporting seat (1), the display screen (6), the timer (7) and the buzzer (8) are respectively and electrically connected with the controller (5), and the storage battery (9) is respectively and electrically connected with each electric element.

9. The post-venous blood collection compression hemostasis device of claim 1, characterized in that a cushion (15) is provided at the bottom of the groove (11).

10. The post-venous blood collection compression hemostasis device of claim 1, characterized in that the upper surface of the compression band (2) is printed with a prompt slogan (21).