CN210931455U

CN210931455U - Arm protection fixing device draws blood

Info

Publication number: CN210931455U
Application number: CN201921622066.9U
Authority: CN
Inventors: 季敏; 韩菡; 姚丽霞
Original assignee: Second Affiliated Hospital of Zhengzhou Unviersity
Current assignee: Second Affiliated Hospital of Zhengzhou Unviersity
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-07-07
Anticipated expiration: 2029-09-26

Abstract

A blood drawing arm protection fixing device effectively solves the problems that the arm cannot be well fixed during blood drawing and the medical care personnel cannot work conveniently; the elbow pillow comprises a fixing frame, wherein an arm pillow capable of swinging up and down is hinged to the right side of the fixing frame through a pin shaft, an elbow pad capable of being attached to an elbow is arranged at the joint of the arm pillow and the fixing frame, sliding grooves with upward openings and positioned on the left side of the elbow pad are respectively formed in the front side and the rear side of the fixing frame, connecting blocks which are in the left-right direction and are in an L shape are respectively connected in the two sliding grooves in a sliding mode, a pillow block is fixed between the lower sides of the two connecting blocks, a holding rod positioned right above the pillow block is fixed between the upper ends of the two connecting blocks; the structure is simple, the operation is convenient, the conception is novel, and the practicability is strong.

Description

Arm protection fixing device draws blood

Technical Field

The utility model relates to a blood sampling auxiliary instrument technical field, especially a arm protection fixing device draws blood.

Background

In the clinical venous blood drawing process, a patient is easy to cause arm disorder due to pain or tension, particularly when the blood drawing test is carried out on children, the arm of the patient is not well fixed, the phenomenon that the arm and the needle deviate to cause the needle to fall off can be possibly generated, so that medical staff or the patient is accidentally injured in the blood drawing process, great inconvenience is brought to the medical staff, and the burden of the medical staff is increased.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defects of the prior art, the utility model aims to provide a fixing device for protecting the arm for blood drawing, which effectively solves the problem that the arm cannot be fixed well and is not convenient for the medical staff to work when the blood drawing is carried out.

The technical scheme of its solution is, the utility model discloses a mount, but the mount right side articulates through the round pin axle has the arm pillow of luffing motion, the arm pillow is equipped with the elbow pad that can laminate with the elbow with the mount junction, the spout that the opening just is located the elbow pad left side up is seted up respectively to both sides around the mount, sliding connection has the direction of left and right sides and is the connecting block of L shape respectively in two spouts, be fixed with a pillow between two connecting block downside, be fixed with a holding rod that is located directly over the pillow between two connecting block upper ends, it is connected with a holding frame that is located the pillow right side to dismantle between two connecting blocks.

Compared with the prior art, the beneficial effects of the utility model are that: arm pillow and slidable connecting block cooperation through adjustable swing angle make things convenient for different crowds 'user to place the arm, improve user's comfort level, arm pillow and the fixed arm of holding frame cooperation simultaneously, arm rebound or backward twitch when preventing the blood sampling, the medical personnel of being convenient for normally develop the blood sampling work, it is injured to avoid the arm not fixed well to lead to medical staff or patient accident, this simple structure, and convenient operation conceives the novelty, and the practicality is strong.

Drawings

Fig. 1 is an isometric view of the present invention.

Figure 2 is the utility model discloses a cut main visual axis mapping.

Fig. 3 is an enlarged view of a in fig. 2 according to the present invention.

Fig. 4 is an enlarged view of B in fig. 2 according to the present invention.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

By figure 1 to 4, including mount 1, but 1 right side of mount articulates through round pin axle 2 has luffing motion's arm pillow 3, arm pillow 3 is equipped with the elbow pad 4 that can laminate with the elbow with 1 junction of mount, spout 5 that the opening just is located the elbow pad 4 left side up has been seted up respectively to both sides around the mount 1, sliding connection has left and right directions and is the connecting block 6 of L shape respectively in two spouts 5, be fixed with a pillow 7 between 6 downside of two connecting blocks, be fixed with a holding rod 8 that is located directly over pillow 7 between 6 upper ends of two connecting blocks, it is connected with a clamping frame 9 that is located the pillow 7 right side to dismantle between two connecting blocks 6.

In order to support the arm rest 3, the arm rest 3 is fixedly connected with the pin shaft 2, and the lower end face of the arm rest 3 is connected with the upper end face of the fixing frame 1 through a torsion spring 10.

In order to lock the swing angle of the arm rest 3, the front end of the pin shaft 2 extends out of the fixing frame 1 and is provided with a cross rod 11 vertical to the axial direction of the fixing frame, the knob 12 is arranged in front of the fixing frame 1, the rear side of the knob 12 is provided with a yielding groove 13 with an opening facing backwards and the same shape as the cross rod 11, the front end surface of the cross rod 11 is connected with the bottom of the yielding groove 13 through an elastic belt 14, the front side surface of the fixing frame 1 is provided with a plurality of circular grooves 15 with openings facing forwards and arranged by taking the pin shaft 2 as the circle center, the left end of the knob 12 is fixed with a locking column 16, and the locking column 16 can be inserted.

In order to realize the disassembly of the clamping frame 9, the opposite surfaces of the two connecting blocks 6 are respectively provided with a plurality of upper oblique teeth 17 which are arranged in the left-right direction and the up-down direction, the front end surface and the rear end surface of the clamping frame 9 are respectively provided with a lower oblique tooth 18, the lower oblique teeth 18 can be meshed with the upper oblique teeth 17 on the corresponding side, and the upper oblique teeth 17 and the lower oblique teeth 18 can both generate elastic deformation.

In order to increase the comfort level of the fixing frame 1 and the arm pillow 3, the upper surfaces of the fixing frame 1 and the arm pillow 3 are arc surfaces attached to the arms of the human body.

In order to facilitate the use of the pillow 7, the pillow 7 is made of elastic material.

When the utility model is used, the upper helical teeth 17 and the lower helical teeth 18 are not contacted in the initial state, the torsion spring 10 is in the supporting state, the stop column 16 is inserted into the corresponding circular groove 15, and the pin shaft 2 is in the locking state;

the lower side of the large arm is attached to the arc-shaped surface on the arm pillow 3, the elbow is attached to the elbow pad 4, the knob 12 is pulled forwards, the cross rod 11 does not leave the allowance groove 13, the knob 12 drives the elastic belt 14 to stretch, meanwhile, the stop column 16 is separated from the circular groove 15, the locking state of the pin shaft 2 is released, the arm pillow 3 is pressed downwards, the arm pillow 3 swings downwards to press the torsion spring 10, the arm pillow 3 swings to a comfortable angle and then removes the force on the knob 12, the elastic belt 14 contracts to drive the knob 12 to slide backwards, the knob 12 drives the stop column 16 backwards to be inserted into the corresponding circular groove 15, the knob 12 locks the pin shaft 2 and cannot rotate, and the arm pillow 3 keeps the swinging angle;

the palm of the hand is placed on the pillow block 7 with the palm facing upward and the back of the hand, fingers hold the holding rod 8 and drive the two connecting blocks 6 to slide in the sliding grooves 5 through the holding rod 8, after the holding rod is adjusted to a proper position, medical staff insert the clamping frame 9 downwards between the two connecting blocks 6, the upper oblique teeth 17 are meshed with the lower oblique teeth 18 on the corresponding side, the wrist is fixed between the two connecting blocks 6, the left and right sliding of the connecting blocks is not positioned, conditioned reflex can be drawn backwards during bloodletting puncture, the elbow is attached to the elbow pad, the large arm is placed on the arm pillow to prevent the arm from drawing backwards, the arm is fixed, and bloodletting operation can be performed at the moment;

after the use, medical personnel slide the holding frame 9 right until the upper skewed tooth 17 separates with lower skewed tooth 18, and the wrist can be followed and taken out between two connecting blocks 6, pulling knob 12 forward and relieving the locking state of round pin axle 2, takes out the big arm from arm pillow 3, and elbow pad 4 separate, and torsional spring 10 props up arm pillow 3 upwards, removes the power on knob 12 back, and locking post 16 inserts in circular slot 15, and locking round pin axle 2 resumes initial condition.

Claims

1. The utility model provides a draw blood arm protection fixing device, including mount (1), a serial communication port, but mount (1) right side articulates through round pin axle (2) has luffing motion's arm pillow (3), arm pillow (3) are equipped with elbow pad (4) that can laminate with the elbow with mount (1) junction, spout (5) that the opening just is located elbow pad (4) left side up are seted up respectively to mount (1) front and back both sides, two spout (5) sliding connection respectively have the left and right sides orientation and be connecting block (6) of L shape, be fixed with one pillow block (7) between two connecting block (6) downside, be fixed with one and be located holding rod (8) directly over pillow block (7) between two connecting block (6) upper ends, dismantle between two connecting block (6) and be connected with one and be located holding frame (9) in pillow block (7) right side.

2. The arm protection and fixation device for hemospasia according to claim 1, characterized in that the arm rest (3) is fixedly connected with the pin shaft (2), and the lower end surface of the arm rest (3) is connected with the upper end surface of the fixation frame (1) through a torsion spring (10).

3. The arm protection and fixation device for hemospasia according to claim 1, characterized in that the front end of the pin shaft (2) extends out of the fixation frame (1) and is provided with a cross rod (11) which is vertical to the axial direction of the fixation frame, a knob (12) is arranged in front of the fixation frame (1), the rear side of the knob (12) is provided with a abdicating groove (13) which has an opening facing backwards and has the same shape as the cross rod (11), the front end surface of the cross rod (11) is connected with the bottom of the abdicating groove (13) through an elastic band (14), the front side surface of the fixation frame (1) is provided with a plurality of circular grooves (15) which have openings facing forwards and are circumferentially arranged by taking the pin shaft (2) as the circle center, the left end of the knob (12) is fixed with a stop column (16), and the stop.

4. The arm protection and fixation device for hemospasia according to claim 1, characterized in that a plurality of upper oblique teeth (17) are respectively arranged on the opposite surfaces of the two connecting blocks (6) in the left-right direction and in the up-down direction, the front and rear end surfaces of the holding frame (9) are respectively provided with a lower oblique tooth (18), the lower oblique tooth (18) can be engaged with the upper oblique tooth (17) on the corresponding side, and both the upper oblique tooth (17) and the lower oblique tooth (18) can be elastically deformed.

5. The arm protection and fixation device for hemospasia according to claim 1, wherein the upper surfaces of the fixation frame (1) and the arm pillow (3) are arc surfaces which are attached to the arm of the human body.

6. A blood drawing arm protection and fixation device as claimed in claim 1, wherein the pillow block (7) is made of elastic material.