CN111110252A

CN111110252A - A fixing device that exerts pressure for vein is got blood

Info

Publication number: CN111110252A
Application number: CN202010044210.6A
Authority: CN
Inventors: 高勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-05-08

Abstract

The invention discloses a pressing and fixing device for venous blood sampling, which comprises a base plate, a fixing sleeve, a pressurizing mechanism and an elbow bolster, wherein the pressurizing mechanism is arranged on the base plate; the pressurizing mechanism comprises an air cushion, an air faucet, a hose and an air bag, the air cushion is arranged on the right side inside the fixed oversleeve, one end of the air faucet is communicated with the air cushion, the other end of the air faucet penetrates through the fixed oversleeve and extends to the outside of the fixed oversleeve, one end of the hose is connected with the air faucet for ventilation, and one end of the hose, which is far away from the air faucet, is communicated with the air bag; the elbow bolster is arranged on the top of the bottom plate and positioned on the left side of the fixed sleeves, and consists of a pillow cover, a memory cotton inner core and a filling layer. This a fixing device that pressurizes for vein blood sampling has solved prior art and can make patient feel very uncomfortable when taking blood, causes subcutaneous extrusion to bleed even to the problem of the volume of taking blood also can not accurate record.

Description

A fixing device that exerts pressure for vein is got blood

Technical Field

The invention relates to the technical field of medical equipment, in particular to a pressing and fixing device for venous blood sampling.

Background

The venous blood collection test is indispensable as a technical means for diagnosing the etiology in hospitals, and it can be said that the treatment of any disease cannot be performed by venous blood collection, and research experiments such as blood donation or blood transfusion of people and various related blood are performed by venous blood collection.

When a hospital nurse collects a venous blood sample of a patient, a medical rubber tube is generally used for fastening an arm to expose a blood vessel; the operation process needs to tighten the rubber tube knot, the tightening degree of the rubber tube is not easy to master, the knot is loose and can not expose the blood vessel, and the knot needs to be untied and then tied again; when the knot is fastened, the rubber tube can extrude the skin, so that a patient feels uncomfortable, even subcutaneous extrusion bleeding is caused, and the blood sampling amount cannot be accurately recorded.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a pressing and fixing device for venous blood sampling, which solves the problems that a patient feels very uncomfortable during blood sampling, even subcutaneous extrusion bleeding is caused, and the blood sampling amount cannot be accurately recorded in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a pressure-applying fixing device for venous blood sampling comprises a bottom plate, a fixing sleeve, a pressure-applying mechanism and an elbow bolster, wherein the pressure-applying mechanism is arranged on the bottom plate;

the pressurizing mechanism comprises an air cushion, an air faucet, a hose and an air bag, the air cushion is arranged on the right side inside the fixed oversleeve, one end of the air faucet is communicated with the air cushion, the other end of the air faucet penetrates through the fixed oversleeve and extends to the outside of the fixed oversleeve, one end of the hose is connected with the air faucet for ventilation, one end of the hose, far away from the air faucet, is communicated with the air bag, and a check valve is arranged inside the hose;

the elbow bolster sets up in the top of bottom plate and is located the left side of fixed oversleeve, the elbow bolster comprises pillowcase, memory cotton inner core and filling layer, the memory cotton inner core sets up in the inside of pillowcase, the filling layer sets up between pillowcase and the memory cotton inner core.

Preferred for the present invention are: the fixed oversleeve is fixed on the top of the bottom plate, suckers are fixedly connected to the periphery of the bottom plate, and an opening and closing mechanism and a fastener are arranged on the surface of the fixed oversleeve.

Preferred for the present invention are: the filling layer is formed by mixing the mustard husks and the jasmine tea pieces one by one, and the pillowcase is made of crystal velvet fabric.

Preferred for the present invention are: the elbow bolster and the air cushion are both annular, and the elbow bolster is movably connected with the inner wall of the fixed sleeve.

Preferred for the present invention are: the air faucet is provided with a pressure sensor, and the top of the bottom plate is fixedly connected with a display at the rear side of the fixed oversleeve.

Advantageous effects

The invention provides an applied pressure fixing device for venous blood sampling. The method has the following beneficial effects:

(1) the pressurizing fixing device for venous blood sampling has the advantages that the pressurizing air cushion is mounted on the fixed sleeve in two-in-one mode, blood sampling is completed in an integrated mode, and the pressurizing air cushion has a certain width and is more comfortable than a tourniquet belt in use.

(2) The pressurizing and fixing device for venous blood sampling displays the pressurizing times through the display screen, and the pressurizing times also represent the blood sampling quantity and can count the workload.

Drawings

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

FIG. 2 is a schematic view of the interior of the fixed sleeve of the present invention;

fig. 3 is a cross-sectional view of the elbow bolster of the present invention.

In the figure: 1 bottom plate, 2 fixed sleeves, 3 elbow pillows, 4 air cushions, 5 air nozzles, 6 hoses, 7 air bags, 8 pillowcase, 9 memory cotton inner core, 10 filling layer, 11 sucking disc, 12 pressure sensor, 13 display, 14 opening and closing mechanism, 15 fasteners, 16 check valve.

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. 1-3, the present invention provides a technical solution: a pressure-applying fixing device for venous blood sampling comprises a base plate 1, a fixing sleeve 2, a pressure-applying mechanism and an elbow bolster 3; the pressurizing mechanism comprises an air cushion 4, an air faucet 5, a hose 6 and an air bag 7, the air cushion 4 is arranged on the right side inside the fixed oversleeve 2, one end of the air faucet 5 is communicated with the air cushion 4, the other end of the air faucet 5 penetrates through the fixed oversleeve 2 and extends to the outside of the fixed oversleeve 2, one end of the hose 6 is connected with the air faucet 5 for ventilation, one end of the hose 6, far away from the air faucet 5, is communicated with the air bag 7, and a check valve is arranged inside the hose; elbow bolster 3 sets up in the top of bottom plate 1 and is located the left side of fixed oversleeve 2 to elbow bolster 3 comprises pillowcase 8, the cotton inner core 9 of memory and filling layer 10, the cotton inner core 9 of memory sets up in pillowcase 8's inside, filling layer 10 sets up between pillowcase 8 and the cotton inner core 9 of memory, the cotton inner core 9 of memory can not warp and play the effect of supporting the main part, elbow bolster 3's top has been seted up flutedly, make things convenient for the patient to place the hand on the bolster.

Further: the fixed oversleeve 2 is fixed in the top of bottom plate 1, and the equal fixedly connected with sucking disc 11 all around of bottom plate 1 bottom, sucking disc 11 are used for fixing whole device, and it is very convenient to use, and the surface of fixed oversleeve 2 is provided with opening and shutting mechanism 14 and fastener 15.

Further: the filling layer 10 is formed by mixing the mustard husks and the jasmine tea pieces one by one, the filling layer 10 absorbs sweat and inhibits mites, the air permeability is good, the pillowcase 8 is made of crystal wool fabric, and the crystal wool fabric is fine and smooth in hand feeling, firm and durable, and is skin-friendly, smooth, free of hair loss and free of color fading.

Further: the elbow bolster 3 and the air cushion 4 are both annular, and the elbow bolster 3 is movably connected with the inner wall of the fixed sleeve 2.

Further: the air tap 5 is provided with a pressure sensor 12, and the display 13 is fixedly connected with the top of the bottom plate 1 and positioned at the rear side of the fixed oversleeve 2.

When the device is used, the arm of a patient is fixed through the fixing sleeve 2, the elbow bolster 3 plays a certain supporting role during fixing, then the arm of the patient is pressurized by tightly holding and releasing the air bag, air on the inner wall of the air bag 7 is conveyed into the air bag 4 through the hose 6 during pressurizing, the air bag 4 is expanded to pressurize the arm of the patient, then the check valve is closed to avoid gas backflow, the check valve 16 is opened firstly when deflation is needed, air in the air bag 4 returns to the air bag 7 when the air bag 7 is released, pressurizing times can be well recorded through the matching arrangement of the pressure sensor 12 and the display 13, the pressurizing times are displayed through the display 13, and the pressurizing times represent the number of blood taking and can also count the workload.

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. A pressing and fixing device for venous blood sampling comprises a bottom plate (1) and a fixing sleeve (2), and is characterized in that: also comprises a pressurizing mechanism and an elbow bolster (3);

the pressurization mechanism comprises an air cushion (4), an air nozzle (5), a hose (6) and an air bag (7), the air cushion (4) is arranged on the right side of the inside of the fixed oversleeve (2), one end of the air nozzle (5) is communicated with the air cushion (4), the other end of the air nozzle (5) penetrates through the fixed oversleeve (2) and extends to the outside of the fixed oversleeve (2), one end of the hose (6) is connected with the air nozzle (5) for ventilation, one end, far away from the air nozzle (5), of the hose (6) is communicated with the air bag (7), and a check valve (16) is arranged inside the hose (6);

elbow bolster (3) set up in the top of bottom plate (1) and are located the left side of fixed oversleeve (2), elbow bolster (3) comprise pillowcase (8), cotton inner core of memory (9) and filling layer (10), cotton inner core of memory (9) set up in the inside of pillowcase (8), filling layer (10) set up between pillowcase (8) and cotton inner core of memory (9).

2. An application of pressure fixation device for venous blood extraction as claimed in claim 1, wherein: the fixed oversleeve (2) is fixed on the top of the bottom plate (1), suckers (11) are fixedly connected to the periphery of the bottom plate (1), and an opening and closing mechanism (14) and a fastening piece (15) are arranged on the surface of the fixed oversleeve (2).

3. An application of pressure fixation device for venous blood extraction as claimed in claim 1, wherein: the filling layer (10) is formed by mixing leaf mustard and jasmine tea pieces one by one, and the pillowcase (8) is made of crystal velvet fabric.

4. An application of pressure fixation device for venous blood extraction as claimed in claim 1, wherein: the elbow bolster (3) and the air cushion (4) are both annular, and the elbow bolster (3) is movably connected with the inner wall of the fixed sleeve (2).

5. An application of pressure fixation device for venous blood extraction as claimed in claim 1, wherein: the air tap (5) is provided with a pressure sensor (12), and the top of the bottom plate (1) is fixedly connected with a display (13) which is positioned at the rear side of the fixed oversleeve (2).