CN219439133U - Hand fixer for children's blood drawing - Google Patents

Abstract

The utility model relates to the field of medical auxiliary instruments, in particular to a hand fixer for pediatric blood drawing. The fixer comprises a bottom plate, a sleeve body and a finger constraint part; fixing belts are arranged on two sides of the bottom plate; the sleeve body is arranged along the length direction of the bottom plate, sleeve openings are formed at two ends of the sleeve body, the sleeve body is used for being sleeved on the palm to wrist area, and the sleeve body is provided with a blood transfusion tube fixing piece, an opening and a tightening belt; one end of the finger constraint part is flush with the front end of the sleeve body, the finger constraint part comprises a thumb constraint sleeve and four-finger constraint belts, the thumb constraint sleeve is fixed on one side of the bottom plate, the four-finger constraint belts are positioned on the other side of the bottom plate, one end of each four-finger constraint belt, which is close to the thumb constraint sleeve, is fixedly connected with the bottom plate, the other end of each four-finger constraint belt is connected with a sliding assembly, and the sliding assembly is used for adjusting the tightness of each four-finger constraint belt. The fixer avoids the movement of the head needle caused by the movement of the hand when the wrist draws blood, and avoids the movement or the tight grasping of the finger when the tip blood is drawn, thereby being convenient for medical staff to take blood and improving the blood sampling efficiency.

Description

Hand fixer for children's blood drawing

Technical Field

The utility model relates to the field of medical auxiliary instruments, in particular to a hand fixer for pediatric blood drawing.

Background

Blood analysis is an important means for disease diagnosis, and the blood is collected by the tip of a fingertip, and also by the great veins at the wrist and elbow joints. For the infant group, the phenomenon of resistance can occur due to fear of the needle, when the wrist blood drawing is carried out, the action of resisting the hands of the infant is unfavorable for the operation of medical staff, and the hand movement can lead the head needle to slide a blood vessel to cause the blood drawing failure or lead the head needle to swing in the blood vessel cavity to damage veins; when the blood is collected by the peripheral blood of the fingers, the infant possibly moves back and forth due to the resistance of the fingers or is tightly clenched together due to fear, medical staff needs to control the fingers of the infant and puncture the infant, the difficulty is high, the infant is forcibly broken off to collect the blood by the fingers, the peripheral blood specimen is possibly unqualified due to the fact that the fingers are mixed into tissue fluid by forced extrusion, and the blood collection efficiency is reduced.

Disclosure of Invention

The utility model aims to solve the technical problem of providing the hand fixer for pediatric blood drawing, which prevents the head needle from moving due to hand movement when the wrist blood drawing is performed, prevents the fingers from moving or grasping when the tip blood drawing is performed, is convenient for medical staff to implement blood drawing, and improves the blood drawing efficiency.

In order to solve the technical problems, the utility model provides a hand fixer for pediatric blood drawing, which comprises a bottom plate, and a sleeve body and a finger constraint part which are arranged on the bottom plate; fixing belts are arranged on two sides of the bottom plate; the sleeve body is arranged along the length direction of the bottom plate, sleeve openings are formed in two ends of the sleeve body, the sleeve body is used for being sleeved on the palm-to-wrist area, a blood transfusion catheter fixing piece is arranged on the sleeve body in the palm area, an opening is formed in the sleeve body in the wrist area, and a tightening belt is arranged in the forearm area; one end of the finger constraint part is flush with the front end of the sleeve body, the finger constraint part comprises a thumb constraint sleeve and four-finger constraint belts, the thumb constraint sleeve is fixed on one side of the bottom plate, the four-finger constraint belts are positioned on the other side of the bottom plate, one end of each four-finger constraint belt, which is close to the thumb constraint sleeve, is fixedly connected with the bottom plate, the other end of each four-finger constraint belt is connected with a sliding assembly, and the sliding assembly is used for adjusting the tightness of each four-finger constraint belt.

In some embodiments, a chute is arranged on the bottom plate and positioned below the four-finger restraint strap, and the chute is vertical to the four fingers; the sliding assembly comprises a sliding block, a connecting ring and a hand screwing bolt, wherein the sliding block is in sliding connection with the sliding groove, limiting convex blocks are arranged on two side walls of the sliding block along the length direction, the limiting convex blocks are in sliding connection with the side walls of the sliding groove, the connecting ring is fixed at the top of the sliding block and located on the inner side of the sliding block, the connecting ring is parallel to four fingers, the hand screwing bolt is in threaded connection with the sliding block and located on the outer side of the sliding block, and the hand screwing bolt can be abutted to the inner bottom surface of the sliding groove. In at least one embodiment, the four-finger restraining strip passes through the connecting ring, and the threading end of the four-finger restraining strip can be folded over and fixed on the upper surface of the four-finger restraining strip through the magic tape.

The utility model at least realizes the following beneficial effects:

1. the bottom plate is bound to the blood sampling table through the fixing belt to be fixed, the palm is upward, the thumb stretches into the thumb constraint sleeve to be constrained, the four fingers penetrate through the four-finger constraint belt to expose finger tips, the constraint belt is fixed on the forearm, so that the whole constraint of the fingers is formed, the tightness of the four-finger constraint belt can be adjusted through the sliding assembly, the four fingers of an infant are constrained in a closed state, the fingers of the infant can be prevented from moving back and forth or being tightly clenched together, peripheral blood sampling is facilitated, the working difficulty of medical staff is reduced, and the blood sampling efficiency is improved; 2. the sleeve body is provided with an opening in the wrist area, when the infant draws venous blood, the infant can puncture and draw blood at the wrist through the opening, the tightening belt is used for fixing the arm, and the blood transfusion catheter fixing piece can be used for fixing the blood transfusion catheter of the blood taking needle, so that the head needle is prevented from sliding out or damaging blood vessels.

Drawings

One or more embodiments of the present utility model will now be described, by way of example only, with reference to the accompanying drawings, in which:

FIG. 1 is a schematic diagram of one embodiment of the present utility model;

FIG. 2 is a schematic view of the chute of the embodiment of FIG. 1;

FIG. 3 is a schematic view illustrating a connection structure between the sliding assembly and the sliding chute in the embodiment of FIG. 1;

fig. 4 is a schematic view of the construction of the transfusion catheter fixing member of the embodiment of fig. 1;

the reference numerals in the figures are: 1. a bottom plate; 11. a chute; 2. a sleeve body; 21. sleeving the mouth; 3. a finger restraining part; 31. a thumb restraint sleeve; 32. a four-finger restraint strap; 4. a fixing belt; 5. a blood transfusion tube fixing member; 51. a base; 52. a first fixing patch; 521. a rectangular opening; 53. a second fixing patch; 6. an opening; 7. tightening the belt; 71. a first belt body; 72. a second belt body; 8. a sliding assembly; 81. a slide block; 811. a limit bump; 82. a connecting ring; 83. screwing the bolt by hand; 9. magic tape surface; 10. hook surface of the magic tape.

Detailed Description

The utility model will be described in detail hereinafter with reference to exemplary embodiments in the accompanying drawings. It should be understood, however, that this utility model may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the utility model to those skilled in the art.

In the description of the present utility model, it should be understood that the terms "center," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 4, in one embodiment of the present utility model, the pediatric blood drawing hand holder includes a base plate 1, and a sleeve body 2 and a finger restraint 3 provided on the base plate 1; the two sides of the bottom plate 1 are provided with fixing belts 4, and the fixing belts 4 are used for binding the blood sampling table and fixing the bottom plate 1; the sleeve body 2 is arranged along the length direction of the bottom plate 1, the two ends of the sleeve body are provided with sleeve openings 21, the sleeve body 2 is used for being sleeved on the palm to wrist area to restrain the area, a blood transfusion catheter fixing piece 5 is arranged on the palm area on the sleeve body 2, an opening 6 is arranged on the wrist area on the sleeve body 2, a tightening belt 7 is arranged on the forearm area, the opening 6 is used for exposing the wrist area, venous blood collection can be carried out on the wrist, and the tightening belt 7 is used for adjusting tightness according to the forearm size of a child; one end of the finger constraint part 3 is flush with the front end of the sleeve body 2, the finger constraint part 3 comprises a thumb constraint sleeve 31 and a four-finger constraint belt 32, the thumb constraint sleeve 31 is fixed on one side of the bottom plate 1, the four-finger constraint belt 32 is positioned on the other side of the bottom plate 1, one end, close to the thumb constraint sleeve 31, of the four-finger constraint belt 32 is fixedly connected with the bottom plate 1, the other end of the four-finger constraint belt 32 is connected with a sliding assembly 8, and the sliding assembly 8 is used for adjusting the tightness of the four-finger constraint belt 32.

Optionally, a chute 11 is arranged on the bottom plate 1 below the four-finger constraint belt 32, and the chute 11 is vertical to the four fingers; the sliding assembly 8 comprises a sliding block 81, a connecting ring 82 and a hand-screwed bolt 83, wherein the sliding block 81 is in sliding connection with the sliding groove 11, limiting lugs 811 are arranged on two side walls of the sliding block 81 along the length direction, the limiting lugs 811 are in sliding connection with the side walls of the sliding groove 11, the limiting lugs 811 are used for limiting movement of the sliding block 81 in the up-down direction, the connecting ring 82 is fixed to the top of the sliding block 81 and located on the inner side of the sliding block 81, the connecting ring 82 is parallel to four fingers, and the hand-screwed bolt 83 is in threaded connection with the sliding block 81 and located on the outer side of the sliding block 81.

When the sliding block 81 is moved, the distance between the connecting ring 82 and the fixed end of the four-finger constraint belt 32 is changed, so that the position of the connecting ring 82 can be adjusted according to the size when the fingers of a child are gathered, then the hand-screwing bolt 83 is screwed, and the hand-screwing bolt 83 passes through the sliding block 81 and can be abutted against the inner bottom surface of the sliding groove 11, so that the sliding block 81 is fixed; the four-finger restraint belt 32 is provided with the magic tape, the four-finger restraint belt 32 passes through the connecting ring 82, the penetrating end of the four-finger restraint belt 32 is turned back and folded and is fixed on the upper surface of the four-finger restraint belt through the magic tape, the four-finger restraint belt 32 can ensure that the four-finger restraint is carried out under the state that the four-fingers of a child are in a closed state, the struggling movement of the fingers of the child is avoided, the front end of the four-finger restraint belt 32 is shorter than the finger tips, and the fingers are tightly clenched when the struggling is avoided due to the action of the four-finger restraint belt 32, so that the fingers cannot be excessively bent, and the medical staff is facilitated to carry out peripheral blood sampling.

Optionally, the transfusion catheter fixing piece 5 includes a base 51, a first fixing patch 52 and a second fixing patch 53, the base 51 is fixed on the sleeve body 2, a magic tape surface 9 is arranged on the upper surface of the base 51, the first fixing patch 52 and the second fixing patch 53 are symmetrically and alternately arranged, one ends of the first fixing patch 52 and the second fixing patch 53 are fixedly connected with the base 51, a magic tape hook surface 10 is arranged on the upper surfaces of the first fixing patch 52 and the second fixing patch 53, and a rectangular opening 521 is arranged on the first fixing patch 52.

When vein blood collection is carried out on the wrist part, in order to prevent the needle from sliding out of the blood vessel due to the anti-action of children after puncture, a blood transfusion tube is arranged between the first fixing patch 52 and the second fixing patch 53, then the second fixing patch 53 passes through the rectangular opening 521 and is connected with the opposite-side magic tape surface 9, the first fixing patch 52 can be connected with the opposite-side magic tape surface 9, and the first fixing patch 52 and the second fixing patch 53 are crossed to form fixation of the blood transfusion tube, so that the blood transfusion tube is prevented from sliding.

Optionally, the tightening belt 7 is located above the sleeve opening 21, the tightening belt 7 includes a first belt body 71 and a second belt body 72, the first belt body 71 and the second belt body 72 are respectively connected to two sides of the sleeve opening 21 of the sleeve body 2, the first belt body 71 and the second belt body 72 are fixedly connected through a velcro, and the tightness of the sleeve opening 21 at the rear end of the sleeve body 2 can be adjusted by the first belt body 71 and the second belt body 72.

When the device is used, firstly, the bottom plate 1 is bound and fixed on a blood collection table through the fixing belt 4, then, the hands of a child penetrate through the sleeve body 2, the thumbs extend into the thumb constraint sleeve 31, the other four fingers penetrate through the four-finger constraint belt 32 to expose fingertips, the position of the sliding component 8 is adjusted according to the size of the child when the fingers are gathered, the four-finger constraint belt 32 penetrates through the connecting ring 82 and then is tightened, the four fingers can be constrained, the fingers are prevented from being tightly clenched when the child struggles, the fingers cannot be excessively bent, and the terminal blood collection is facilitated; when the blood is collected from the wrist, the wrist blood vessel can be punctured at the opening 6, the forearm can be fixed by the tightening strap 7, and the blood transfusion tube can be fixed by the blood transfusion tube fixing piece 5.

It should be understood that all of the above embodiments are exemplary and not limiting, and that various modifications or variations to the specific embodiments described above will be within the scope of the utility model as contemplated by those skilled in the art.

Claims (5)

1. The utility model provides a children's hand fixer of drawing blood which characterized in that: comprises a bottom plate (1), a sleeve body (2) arranged on the bottom plate (1) and a finger restraint part (3); fixing belts (4) are arranged on two sides of the bottom plate (1); the sleeve body (2) is arranged along the length direction of the bottom plate (1) and is provided with sleeve openings (21) at two ends, the sleeve body (2) is used for being sleeved on the palm to wrist area, a blood transfusion catheter fixing piece (5) is arranged on the palm area on the sleeve body (2), an opening (6) is arranged on the wrist area, and a tightening belt (7) is arranged on the forearm area; one end of finger restraint portion (3) and the front end parallel and level of cover body (2), finger restraint portion (3) are including thumb restraint cover (31) and four-finger restraint area (32), one side that thumb restraint cover (31) was fixed in bottom plate (1), four-finger restraint area (32) are located the opposite side of bottom plate (1), and one end that four-finger restraint area (32) are close to thumb restraint cover (31) and bottom plate (1) fixed connection, the other end is connected with slip subassembly (8), slip subassembly (8) are used for adjusting the elasticity of four-finger restraint area (32).

2. The pediatric blood drawing hand holder of claim 1, wherein: a chute (11) is formed in the bottom plate (1) and positioned below the four-finger constraint belt (32), and the chute (11) is vertical to the four fingers; the sliding assembly (8) comprises a sliding block (81), a connecting ring (82) and a hand-screwed bolt (83), wherein the sliding block (81) is in sliding connection with the sliding groove (11), limiting protruding blocks (811) are arranged on two side walls of the sliding block (81) along the length direction, the limiting protruding blocks (811) are in sliding connection with the side walls of the sliding groove (11), the connecting ring (82) is fixed at the top of the sliding block (81) and located on the inner side of the sliding block (81), the connecting ring (82) is parallel to four fingers, the hand-screwed bolt (83) is in threaded connection with the sliding block (81) and located on the outer side of the sliding block (81), and the hand-screwed bolt (83) can abut against the inner bottom surface of the sliding groove (11).

3. The pediatric blood drawing hand holder of claim 2, wherein: the four-finger restraint strap (32) passes through the connecting ring (82), and the penetrating end of the four-finger restraint strap (32) can be folded and folded to be fixed on the upper surface of the four-finger restraint strap through the magic tape.

4. The pediatric blood drawing hand holder of claim 1, wherein: blood transfusion pipe mounting (5) include base (51), first fixed subsides (52) and second are fixed subsides (53), base (51) are fixed in on cover body (2), the upper surface of base (51) is equipped with magic subsides hair face (9), first fixed subsides (52) and the fixed subsides (53) symmetry of second and interval set up, the one end and base (51) fixed connection of first fixed subsides (52) and second fixed subsides (53), the upper surface of first fixed subsides (52) and second fixed subsides (53) is equipped with magic subsides and colludes face (10), be equipped with rectangle opening (521) on first fixed subsides (52), first fixed subsides (52) can be connected with opposite side's magic subsides hair face (9), second fixed subsides (53) can pass rectangle opening (521) and be connected with opposite side's magic subsides hair face (9).

5. The pediatric blood drawing hand holder of claim 1, wherein: the tightening belt (7) is located above the sleeve opening (21), the tightening belt (7) comprises a first belt body (71) and a second belt body (72), the first belt body (71) and the second belt body (72) are respectively connected to two sides of the sleeve opening (21) of the sleeve body (2), and the first belt body (71) and the second belt body (72) are fixedly connected through a magic tape.