CN108339173A - A kind of novel semi-automatic fixer of opposite opened infant limb venipuncture - Google Patents

Abstract

The present invention relates to the field of medical devices, in particular to a novel semi-automatic fixation instrument for venipuncture of limbs of infants, comprising a base, an upper arm fixing device arranged on the top of the base, a display device arranged on the top of the upper arm fixing device, One end of the device is a forearm fixing device and a buffer device that is rotatably connected to the upper arm fixing device. The upper arm fixing device includes a support assembly and an upper arm fixing assembly. The forearm fixing device includes a forearm fixing assembly, a forearm receiving assembly and a rotating assembly. The present invention The upper arm of the child is fixed by the upper arm fixing device, and the forearm of the child is fixed by the forearm fixing device, and the angle between the upper arm and the forearm can be adjusted. When puncturing, the cartoon animation is played on the display to divert the baby's attention, and the baby is fixed by the airbag and the retractable pad on the one hand. The arm, on the other hand, squeezes the arm less and enhances the comfort, which greatly facilitates the puncture.

Description

A new split-type semi-automatic fixation instrument for venipuncture of limbs of infants and young children

technical field

The invention relates to the field of medical devices, in particular to a novel split-type semi-automatic fixation instrument for venipuncture of limbs of infants and young children.

Background technique

Venous blood collection and intravenous infusion are the main measures for the treatment of children, but children are afraid of venipuncture, and it is difficult to actively cooperate. During the puncture, the child's resistance will easily lead to puncture failure and repeated puncture, which may cause dissatisfaction among parents and even injury to doctors. And more than one parent needs to fix the child during the puncture.

Contents of the invention

The object of the present invention is to provide a novel semi-automatic fixing instrument for venipuncture of limbs of infants and young children in view of the deficiencies in the prior art.

In order to solve the above problems, the present invention provides the following technical solutions:

A new split-type semi-automatic venipuncture device for limbs of infants and young children, including a base, an upper arm fixing device arranged on the top of the base, a display device arranged on the top of the upper arm fixing device, and one end of the upper arm fixing device and rotates with the upper arm fixing device Connected forearm fixing device and buffer device, the base is a rectangular plate structure, the upper arm fixing device includes a support assembly and an upper arm fixing assembly, the support assembly is fixedly arranged on the top of the base, and the upper arm fixing assembly is arranged on the support The top of the assembly is slidably connected with the support assembly, the display device includes a display assembly, the display assembly is arranged on the top of the upper arm fixing assembly, the forearm fixing device includes a forearm fixing assembly, a forearm receiving assembly and a rotating assembly, the forearm The receiving assembly is arranged at one end of the supporting assembly and is rotatably connected with the supporting assembly, the forearm fixing assembly is arranged on the top of the forearm supporting assembly and hinged with the forearm supporting assembly, and the rotating assembly is arranged at the hinge of the supporting assembly and the forearm receiving assembly, The cushioning device includes a cushioning assembly, and the cushioning assembly is arranged on the inner side walls of the upper arm fixing device and the forearm fixing device.

Further, the support assembly includes a U-shaped support block, the U-shaped support block is fixedly arranged on the top of the base, two horizontal slide grooves are provided on the top of the U-shaped support block, and one end of the U-shaped support block There is a lower hinge block.

Further, the upper arm fixing assembly includes a sliding block, and the sliding block is arranged on the top of the U-shaped support block and is slidably connected with the U-shaped support block.

Further, the forearm receiving assembly includes a U-shaped rotating block, and the U-shaped rotating block is arranged at an end of the U-shaped supporting block close to the lower hinge block and is rotatably connected with the U-shaped supporting block.

Further, the forearm fixing assembly includes a first rotating block and a second rotating block, the first rotating block and the second rotating block are symmetrically arranged on the top of the U-shaped rotating block and are hinged with the U-shaped rotating block, A buckle is provided on the top of the first rotating block, a snap ring is provided on the top of the second rotating block, and the snap fits with the snap ring.

Further, the rotating assembly includes a rotating pin and a fixing knob, the rotating pin is arranged at the hinge of the U-shaped rotating block and the U-shaped supporting block and is plugged with the U-shaped rotating block and the U-shaped supporting block, and the fixed The knob is arranged on the rotary pin and is threadedly connected with the rotary pin.

Further, the display assembly includes a display, a switch and a controller, the display is fixedly arranged on the top of the slider, the switch and the controller are arranged on the top of the base, the display is electrically connected to the switch and the controller, The controller is electrically connected with the display.

Further, the buffer assembly includes a stretchable backing plate and several airbags, the stretchable backing plate is fixedly arranged in the grooves of the U-shaped rotating block and the U-shaped supporting block, and several of the airbags are respectively arranged on the inner top of the sliding block , Inside the first rotating block and inside the second rotating block, several airbags are electrically connected to the controller.

Beneficial effect: a new split-type semi-automatic fixation instrument for infant limb venipuncture in the present invention fixes the infant's upper arm through the upper arm fixation device, and the forearm fixation device fixes the infant's forearm, and can adjust the angle between the upper arm and the forearm. Play cartoons on the display to divert children's attention. On the one hand, the airbag and the retractable backing plate fix the baby's arm, and on the other hand, the arm is squeezed and small, which enhances the comfort and greatly facilitates the puncture.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the present invention;

Fig. 2 is a side view of the present invention;

Fig. 3 is a sectional view along line A-A in Fig. 2;

Fig. 4 is a schematic diagram of a three-dimensional split structure of the present invention;

Fig. 5 is the enlarged schematic diagram of place B in Fig. 4;

Fig. 6 is the enlarged schematic diagram of place C in Fig. 4;

Description of reference numerals: base 1, upper arm fixing device 2, support assembly 2a, upper arm fixing assembly 2b, U-shaped support block 2c, horizontal chute 2d, sliding block 2e, display device 3, display assembly 3a, display 3b, switch 3c , controller 3d, forearm fixing device 4, forearm fixing assembly 4a, forearm receiving assembly 4b, rotating assembly 4c, U-shaped rotating block 4d, first rotating block 4e, second rotating block 4f, snap ring 4g, buckle 4h, Rotary pin 4i, fixed knob 4j, buffer device 5, buffer assembly 5a, retractable backing plate 5b, air bag 5c.

Detailed ways

Below in conjunction with accompanying drawing and embodiment of description, specific embodiment of the present invention is described in further detail:

Referring to Fig. 1 to Fig. 6, a new split-type semi-automatic fixer for venipuncture of limbs of infants and young children comprises a base 1, an upper arm fixing device 2 arranged on the top of the base 1, and a display device 3 arranged on the top of the upper arm fixing device 2 1. A forearm fixing device 4 and a buffer device 5 that are arranged at one end of the upper arm fixing device 2 and are rotatably connected with the upper arm fixing device 2. The base 1 is a rectangular plate structure, and the upper arm fixing device 2 includes a support assembly 2a and an upper arm fixing device. Assembly 2b, the support assembly 2a is fixedly arranged on the top of the base 1, the upper arm fixing assembly 2b is arranged on the top of the support assembly 2a and is slidably connected with the support assembly 2a, the display device 3 includes a display assembly 3a, the display Component 3a is arranged on the top of upper arm fixing component 2b, and described forearm fixing device 4 comprises forearm fixing component 4a, forearm receiving component 4b and rotating component 4c, and described forearm receiving component 4b is arranged on one end of supporting component 2a and is connected with supporting component 2a Rotationally connected, the forearm fixing assembly 4a is arranged on the top of the forearm support assembly 2a and is hinged with the forearm support assembly 2a, the rotating assembly 4c is arranged at the hinge of the support assembly 2a and the forearm receiving assembly 4b, and the buffer device 5 includes Buffer assembly 5a, the buffer assembly 5a is arranged on the inner side wall of the upper arm fixing device 2 and the forearm fixing device 4, the base 1 is used to stabilize and support the whole device, the support assembly 2a is mainly used to support the bottom of the upper arm, and the upper arm fixing assembly 2b Mainly used to fix the upper arm, the display component 3a is mainly used to divert children’s attention by playing cartoons, the forearm receiving component 4b is mainly used to support the bottom of the forearm, the forearm fixing component 4a is used to fix the forearm, and the rotating component 4c is used to adjust the forearm receiving component 4b The buffer assembly 5a is used to buffer the force on the arm and fix the arm.

The end of the forearm receiving component 4b of the forearm fixing device 4 is connected to the telescopic forearm rod 4d, and the telescopic forearm rod 4d is rotationally connected with the rotating assembly 4c. Let me repeat. The angle between the upper arm fixing device 2 and the base 1 can also be adjusted through the rotating shaft and the fixing nut. This structure belongs to the prior art and will not be repeated here.

The support assembly 2a includes a U-shaped support block 2c, which is fixedly arranged on the top of the base 1, and the top of the U-shaped support block 2c is provided with two horizontal chute 2d, and the U-shaped support block 2c One end of the block 2c is provided with a lower hinge block. When the child needs an injection, the upper arm of the child is first placed in the U-shaped support block 2c. The U-shaped setting makes the arms more evenly stressed.

The upper arm fixing assembly 2b includes a sliding block 2e, which is arranged on the top of the U-shaped support block 2c and is slidably connected with the U-shaped support block 2c. By sliding the sliding block 2e, the fixed position of the arm is adjusted to fix the upper arm.

The forearm receiving assembly 4b includes a U-shaped rotating block 4d, and the U-shaped rotating block 4d is arranged on one end of the U-shaped supporting block 2c near the lower hinge block and is rotatably connected with the U-shaped supporting block 2c, and the forearm is placed on the U-shaped rotating block. within 4d.

The forearm fixing assembly 4a includes a first rotating block 4e and a second rotating block 4f, the first rotating block 4e and the second rotating block 4f are symmetrically arranged on the top of the U-shaped rotating block 4d and both rotate with the U-shaped The block 4d is hinged, the top of the first rotating block 4e is provided with a buckle 4h, and the top of the second rotating block 4f is provided with a snap ring 4g, and the snap ring 4h and the snap ring 4g are snapped together, and the first The rotating block 4e and the second rotating block 4f are rotated inward, the forearm is fixed in the U-shaped rotating block 4d, and then the buckle 4h and the snap ring 4g are snapped together to connect the first rotating block 4e and the second rotating block 4f together.

The rotating assembly 4c includes a rotating pin 4i and a fixed knob 4j, and the rotating pin 4i is arranged at the hinge of the U-shaped rotating block 4d and the U-shaped supporting block 2c and plugged with the U-shaped rotating block 4d and the U-shaped supporting block 2c Cooperate, described fixing knob 4j is arranged on the rotating pin 4i and is threadedly connected with rotating pin 4i, can adjust the angle of forearm placement by rotating U-shaped turning block 4d, then tighten fixing knob 4j to connect U-shaped turning block 4d and U-shaped The support block 2c is fixed.

The display assembly 3a includes a display 3b, a switch 3c, an adjustable bellows 30 and a controller 3d, the display 3b is fixedly arranged on the top of the sliding block 2e, the switch 3c and the controller 3d are arranged on the top of the base 1, The display 3b is electrically connected to the switch 3c and the controller 3d, and the controller 3d is electrically connected to the display 3b. When the switch 3c is turned on, the controller 3d controls the display 3b to play cartoons, and when the switch 3c is turned off, the controller 3d Turn off display 3b. The adjustable metal snake tube 30 can adjust the height of the display 3b at any angle, which is convenient for viewing. The metal snake tube 30 is a popular name for a metal hose that can be shaped and a metal hose that cannot be shaped. Because the appearance and shape are similar to " Snake", so it is called snake pipe for short. The display screen can adopt the screen of a smart phone. Those related to circuits, electronic components and modules are all prior art, which can be realized by those skilled in the art. Needless to say, the protection content of the present invention does not involve the improvement of software and methods.

The buffer assembly 5a includes a telescopic backing plate 5b and several airbags 5c, the telescopic backing plate 5b is fixedly arranged in the grooves of the U-shaped rotating block 4d and the U-shaped supporting block 2c, and several of the airbags 5c are respectively arranged on The inner top of the sliding block 2e, the inner side of the first rotating block 4e and the inner side of the second rotating block 4f, several airbags 5c are electrically connected to the controller 3d, and the stretchable backing plate 5b is used to cushion the arm to buffer the pressure of the arm, and the switch 3c is turned on At the same time, the airbag 5c is inflated so as to better fix the upper arm and the forearm. One end of the telescopic backing plate (5b) is provided with a stretchable and adjustable telescopic extension backing plate 50b through Velcro, which is convenient for arms of different lengths.

Working principle: When needing to give a child an injection, first place the upper arm of the child in the U-shaped support block 2c, adjust the fixed position of the arm by sliding the sliding block 2e, thereby fixing the upper arm, and then place the forearm in the U-shaped rotating block 4d, Rotate the first rotating block 4e and the second rotating block 4f inwardly, fix the forearm in the U-shaped rotating block 4d, and then engage the buckle 4h and the snap ring 4g to make the first rotating block 4e and the second rotating block 4e The blocks 4f are connected together, the angle of the forearm can be adjusted by rotating the U-shaped rotating block 4d, and then the fixing knob 4j is tightened to fix the U-shaped rotating block 4d and the U-shaped supporting block 2c, and the switch 3c is turned on, and the controller 3d controls the display 3b plays cartoons to attract children's attention, while the airbag 5c is inflated to better fix the upper arm and forearm, and finally venous blood collection or infusion is performed.

The above description is only a preferred embodiment of the present invention, and does not make any limitation to the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention are still valid. It belongs to the scope of the technical solution of the present invention.

Claims (8)

1. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture, it is characterised in that：Including pedestal (1), set Set the upper arm fixation device (2) at the top of pedestal (1), the display device (3) being arranged at the top of upper arm fixation device (2), setting One end of upper arm fixation device (2) and with upper arm fixation device (2) rotation connection forearm fixing device (4) and buffer unit (5), the pedestal (1) is rectangular plate-like structure, and the upper arm fixation device (2) includes support component (2a) and upper arm fixation group Part (2b), the support component (2a) are fixed at the top of pedestal (1), and upper arm fixation kit (2b) setting is supporting The top of component (2a) is simultaneously slidably connected with support component (2a), and the display device (3) includes display module (3a), described aobvious Show that component (3a) is arranged at the top of upper arm fixation kit (2b), the forearm fixing device (4) includes forearm fixation kit (4a), forearm accept component (4b) and rotary components (4c), and the forearm is accepted component (4b) and is arranged in support component (2a) One end is simultaneously rotatablely connected with support component (2a), and the forearm fixation kit (4a) is arranged at the top of forearm support component (2a) And it is hinged with forearm support component (2a), rotary components (4c) setting accepts component (4b) in support component (2a) and forearm Hinged place, the buffer unit (5) includes Buffer Unit (5a), and the Buffer Unit (5a) is arranged in upper arm fixation device (2) and on the madial wall of forearm fixing device (4).

2. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 1, feature It is：The support component (2a) includes U-shaped supporting block (2c), and the U-shaped supporting block (2c) is fixed at the top of pedestal (1) Portion, sets that there are two horizontal concrete chutes (2d) at the top of the U-shaped supporting block (2c), and one end of the U-shaped supporting block (2c) is equipped with down Hinged block.

3. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 2, feature It is：The upper arm fixation kit (2b) includes sliding shoe (2e), and the sliding shoe (2e) is arranged on the top of U-shaped supporting block (2c) Portion is simultaneously slidably connected with U-shaped supporting block (2c).

4. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 3, feature It is：It includes U-shaped moving block (4d) that the forearm, which accepts component (4b), and the U-shaped moving block (4d) is arranged in U-shaped supporting block (2c) is rotatablely connected close to one end of lower hinged block and with U-shaped supporting block (2c).

5. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 4, feature It is：The forearm fixation kit (4a) includes the first spill spin block (4e) and the second spill spin block (4f), first spill spin block (4e) and the second spill spin block (4f) in symmetry status be arranged at the top of U-shaped moving block (4d) and with U-shaped moving block (4d) Hinged, the top of first spill spin block (4e) is equipped with buckle (4h), and the top of second spill spin block (4f) is equipped with snap ring (4g), the buckle (4h) and snap ring (4g) are engaged by clamping.

6. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 5, feature It is：The rotary components (4c) include rotating dog (4i) and fixed knob (4j), and rotating dog (4i) setting is rotated in U-shaped The hinged place of block (4d) and U-shaped supporting block (2c) is simultaneously mating with U-shaped moving block (4d) and U-shaped supporting block (2c), described solid Determine knob (4j) to be arranged on rotating dog (4i) and be threadedly coupled with rotating dog (4i).

7. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 6, feature It is：The display module (3a) includes display (3b), switch (3c) and controller (3d), and display (3b) fixation is set It sets at the top of sliding shoe (2e), the switch (3c) and controller (3d) are arranged in the top of pedestal (1), the display (3b) and switch (3c) and controller (3d) are electrically connected, and the controller (3d) and display (3b) are electrically connected.

8. a kind of novel semi-automatic fixer of opposite opened infant limb venipuncture according to claim 7, feature It is：The Buffer Unit (5a) includes retractable backing plate (5b) and several air bags (5c), and the retractable backing plate (5b) is fixed It is arranged in U-shaped moving block (4d) and the groove of U-shaped supporting block (2c), several air bags (5c) are separately positioned on sliding shoe On the inside of (2e) inside top, the first spill spin block (4e) and on the inside of the second spill spin block (4f), several air bags (5c) and controller (3d) is electrically connected.