CN117179763A

CN117179763A - Fingertip blood sampling device for fixing hands of children

Info

Publication number: CN117179763A
Application number: CN202311260743.8A
Authority: CN
Inventors: 何彩梅; 刘锦烽
Original assignee: Shenzhen Donghui Precision Mechanical & Electrical Co ltd
Current assignee: Shenzhen Donghui Precision Mechanical & Electrical Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2023-12-08

Abstract

The application relates to fingertip blood sampling equipment for fixing hands of children, which comprises a fixing mechanism and a blood sampling mechanism, wherein the fixing mechanism comprises a fixing table top, a wrist fixing ring and a limiting sensing block, the fixing table top comprises a high table, an inclined table and a low table, the inclined table is connected between the high table and the low table, the height of the inclined table gradually decreases from one side of the high table, a penetrating finger fixing through hole is formed in the top of the high table, a finger inflatable bag is arranged in the finger fixing through hole, the wrist fixing ring is connected above the low table, an annular inflatable bag is arranged on the inner peripheral wall and is used for fixing the wrists of the patients, the limiting sensing block is connected to the outer side of the high table and is used for triggering the finger inflatable bag and the annular inflatable bag, the finger inflatable bag is inflated to fix the fingers of the patients after the fingers are fixed, the blood sampling mechanism comprises a main board and a suction module, the suction module comprises a clamping component and an air bag, the clamping component is used for clamping a thin glass tube, and the air bag is sleeved on the thin glass tube to perform blood sampling through negative pressure.

Description

Fingertip blood sampling device for fixing hands of children

Technical Field

The application relates to the technical field of fingertip blood sampling, in particular to fingertip blood sampling equipment for fixing hands of children.

Background

Fingertip blood collection is a common blood collection mode in a blood routine analysis method, at present, manual blood collection is carried out by nurses in fingertip blood collection work of all hospitals, blood is sucked into a thin glass tube by utilizing capillary phenomenon of the thin glass tube, when fingertip blood collection is carried out on children, the children often cannot control the fingertip blood collection device effectively and move in disorder, so that nurses are difficult to carry out blood collection work, efficiency of the blood collection work is affected, labor is consumed, and the blood collection method of the nurses is complex and needs time training, blood collection automation is not facilitated, and the blood collection work efficiency is low.

In view of the above-described related art, the inventors consider that there is a defect that automation is impossible and blood collection work efficiency is low.

Disclosure of Invention

The application provides fingertip blood sampling equipment for fixing hands of children, which aims to solve the defects that the traditional fingertip blood sampling efficiency is poor and automation is not possible.

In order to solve the technical problems, the application adopts a technical scheme that: there is provided a fingertip blood sampling apparatus for fixing a hand of a child, the fingertip blood sampling apparatus for fixing a hand of a child including a fixing mechanism including:

the fixed table top comprises a high table, an inclined table and a low table, wherein the inclined table is connected between the high table and the low table, the height of the inclined table gradually decreases from one side connected with the high table, and a through finger fixing through hole is formed in the top of the high table;

the wrist fixing ring is connected above the lower table, and the inner peripheral wall is provided with an annular inflatable bag for fixing the wrist of a patient at the wrist part through the annular inflatable bag.

In one embodiment of the present application, the fixing mechanism further includes:

the finger part inflatable bag is arranged in the finger fixing through hole and used for fixing the finger and simulating the hand to squeeze the finger.

the limit sensing block is connected to the outer side of the high platform and comprises a base block connected to the high platform, the base block is located below the finger fixing through hole and extends out of the sensing portion towards the direction of the finger fixing through hole, when a patient's finger passes through the finger fixing through hole and abuts against the sensing portion, the finger portion inflatable bag inflates and fixes the patient's finger, and after the finger is fixed, the annular inflatable bag begins to inflate and fix the wrist.

In a specific embodiment of the present application, the fingertip blood sampling device for fixing a hand of a child further includes a blood sampling mechanism including:

the blood sampling mechanism comprises a main board and a suction module, wherein the suction module comprises a clamping assembly, a first L-shaped mounting seat, an auxiliary board, an air bag, a second L-shaped mounting seat, a push plate, a torque transmission column and a vision system;

the clamping assembly is connected to one side of the main board through the first L-shaped mounting seat, the clamping assembly is used for clamping the thin glass tube, the auxiliary board is connected to one side of the main board in a sliding manner, the air bag is connected to the auxiliary board through the second L-shaped mounting seat, the air bag is used for connecting the thin glass tube and collecting blood through negative pressure, and the pushing plate is connected to the auxiliary board in a sliding manner and is positioned on one side, opposite to the air bag, of the air bag and used for pushing the air bag;

the torque transmission column is connected to the first surface of the main board and used for connecting the main board and the robot, and the robot controls the fingertip blood sampling equipment to rotate and translate through the torque transmission column;

and the vision system is used for monitoring the fingertip blood volume, adjusting the negative pressure of the air bag according to the fingertip blood volume and simultaneously monitoring the blood volume sucked in the thin glass tube.

In a specific embodiment of the present application, the blood sampling mechanism further includes a transmission module, and the transmission module includes:

the first motor is fixedly connected to one side of the second surface of the main board, the driving end of the first motor penetrates through the main board, and the first motor is connected with a first driving wheel in a driving mode;

the first driven wheel and the first driving wheel are arranged on the main board at intervals;

the first synchronous belt is sleeved on the first driving wheel and the first driven wheel;

the first guide rail is connected to the main board and is arranged in parallel with the first synchronous belt at intervals;

the first sliding block is connected to the first guide rail in a sliding manner;

the connecting plate is fixedly connected with the first synchronous belt, the first sliding block and the auxiliary plate, the connecting plate is driven by the first synchronous belt, and the connecting plate moves back and forth on the first guide rail through the first sliding block;

the second motor is fixedly connected to one side of the second surface of the auxiliary plate, the driving end of the second motor penetrates through the auxiliary plate, and the driving end of the second motor is connected with a second driving wheel;

the second driven wheel is arranged on the auxiliary plate at intervals with the second driving wheel;

the second synchronous belt is sleeved on the second driving wheel and the second driven wheel;

the second guide rail is connected to the auxiliary plate and is arranged at intervals parallel to the second synchronous belt;

the second sliding block is connected to the second guide rail in a sliding manner, the pushing plate is connected with the second sliding block and the second synchronous belt, and the pushing plate moves back and forth on the second guide rail through the second sliding block.

In a specific embodiment of the present application, the transmission module further includes:

the first toothed plate is assembled with the first synchronous belt in a meshed manner;

the first connecting block is fixedly connected with the first toothed plate at two sides of the first synchronous belt, and is also fixedly connected with the connecting plate;

the second toothed plate is assembled with the second synchronous belt in a meshed manner;

the second connecting block is fixedly connected with the second toothed plate at two sides of the second synchronous belt, and the second connecting block is also fixedly connected with the push plate.

In one embodiment of the present application, the clamping assembly further comprises:

the cylinder is connected to the main board through the first L-shaped mounting seat;

the clamping jaws are arranged in the air cylinder at intervals and used for clamping the thin glass tube, each clamping jaw comprises a connecting part, each connecting part is provided with a mounting groove, each mounting groove is used for being connected with the air cylinder in a jogged mode, clamping plates which extend reversely are arranged on the outer sides of the connecting parts, clamping arms are arranged at two ends of each clamping plate, and the thickness of each clamping arm is smaller than that of each clamping plate;

the plastic claw comprises a rectangular fixing plate, the plastic claw is connected to the inner side of the clamping arm through the rectangular fixing plate, a claw tip is arranged on the rectangular fixing plate, the claw tip is prismatic, the bottom side of the claw tip is connected with the plane of the rectangular fixing plate, the edge end faces to the opposite side of the clamping jaw, an arc-shaped groove is formed in the edge end, and the arc-shaped groove is used for embedding and placing the thin glass tube.

In one embodiment of the present application, the blood sampling mechanism further comprises a puncture module, the puncture module comprising:

a needle punch for punching the finger;

the front end of the fixing arm is provided with an array fixing clamp for clamping and fixing the needle inserting device;

the connecting piece is used for connecting the fixed arm and is fixedly connected to the auxiliary plate.

In one embodiment of the present application, the needle punch comprises: lid, shell, trigger piece, reset spring, syringe needle, trigger spring, back lid, trigger spring sets up syringe needle tail end one side, and the butt is in back lid is inboard, reset spring sets up the syringe needle front end and the butt is in trigger piece is inboard, the fixed arm centre gripping the puncture ware to remove to waiting to puncture the fingertip top, back lid promotes trigger spring, until the syringe needle passes the trigger piece, puncture the finger, reset spring will the syringe needle is pushed back inside the shell.

In a specific embodiment of the application, the blood sampling mechanism further comprises a pasting module, wherein the pasting module comprises a connecting rod, one end of the pasting module is fixedly connected to the auxiliary plate, one end, close to the outer side of the auxiliary plate, is provided with a sucking piece for sucking medical adhesive tapes and pasting the puncture parts of fingers, and the side wall of the sucking piece is provided with a negative pressure pipe extending out for enabling the sucking piece to suck the medical adhesive tapes through negative pressure.

The application has the beneficial effects that the wrist of a child is fixed through the annular inflatable bag in the wrist fixing ring, the finger of the child is fixed through the finger inflatable bag on the fixing table surface and squeezed by the finger of the child, so that the finger of the child is conveniently punctured and blood collection is performed, the efficiency of blood collection work is improved, meanwhile, the labor of nurses is saved, the blood collection mechanism has the functions of puncturing, negative pressure blood collection and sticking medical adhesive tapes, the robot controls the blood collection mechanism through the torque transmission column, the vision system is assisted to monitor the blood collection work in real time, the bleeding amount of the finger tips of the child is recorded and fed back, the squeezing force of the finger inflatable bag and the blood collection amount of the suction module are regulated, and the automation degree and the work efficiency of the fingertip blood collection work are improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic perspective view of a fixing mechanism of a fingertip blood sampling device for fixing a hand of a child according to an embodiment of the present application;

FIG. 2 is a schematic perspective view of a finger-fixing through hole and a limit sensing block of the fixing mechanism of FIG. 1;

fig. 3 is a schematic perspective view of a lancing device for fixing a child's hand according to an embodiment of the present application;

FIG. 4 is a schematic perspective view of a clamping assembly of the lancing mechanism of FIG. 3;

FIG. 5 is a schematic perspective view of the jaws and fingers of the clamping assembly of FIG. 4;

FIG. 6 is a perspective view of a main plate of the lancing mechanism of FIG. 3 and a drive module mounted to a main plate portion;

FIG. 7 is a schematic perspective view of a sub-plate and a transmission module assembled to a sub-plate portion of the lancing mechanism of FIG. 3;

FIG. 8 is an enlarged schematic view of the second toothed plate and the second connection block labeled A in FIG. 7;

FIG. 9 is a schematic perspective view of a needle insertion module of the lancing mechanism of FIG. 3;

fig. 10 is an exploded perspective view of the needle insertion device of fig. 9.

Reference numerals illustrate: 10. a thin glass tube; 100. a main board; 110. a torque transmission column; 120. a clamping assembly; 121. a cylinder; 122. a clamping jaw; 123. a connection part; 124. a mounting groove; 125. a clamping plate; 126. a clamping arm; 130. a rubber claw; 131. a rectangular fixing plate; 132. claw tips; 133. an arc-shaped groove; 140. a first L-shaped mounting seat; 150. a sub-plate; 151. an air bag; 152. a second L-shaped mounting seat; 153. a push plate; 160. a first motor; 161. a first drive wheel; 162. a first driven wheel; 163. a first synchronization belt; 164. a first guide rail; 165. a first slider; 166. a connecting plate; 170. a second motor; 171. a second driving wheel; 172. a second driven wheel; 173. a second timing belt; 174. a second guide rail; 175. a second slider; 180. a first toothed plate; 181. a first connection block; 190. a second toothed plate; 191. a second connection block; 200. a needle insertion device; 201. a cover; 202. a housing; 203. a trigger; 204. a return spring; 205. a needle; 206. a trigger spring; 207. a rear cover; 210. a fixed arm; 220. a connecting piece; 230. a connecting rod; 240. a suction member; 250. a negative pressure pipe; 300. a fixing mechanism; 310. fixing the table top; 311. a high stage; 312. an inclined surface table; 313. a lower stage; 314. a finger fixing through hole; 315. finger inflatable bag; 320. a wrist securing ring; 321. an annular inflatable bag; 330. a limit sensing block; 331. a base block; 332. and a sensing part.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present application, the directional indications are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present application.

Referring to fig. 1 to 10, the present application provides a fingertip blood collection device for fixing a hand of a child, the fingertip blood collection device for fixing a hand of a child includes a fixing mechanism 300 and a blood collection mechanism.

The securing mechanism 300 includes a securing table 310, a wrist securing ring 320, and a limit sensing block 330.

Referring to fig. 1, the fixed table 310 includes a high table 311, an inclined table 312, and a low table 313, the inclined table 312 is connected between the high table 311 and the low table 313, and the height of the inclined table 312 gradually decreases from one side connected with the high table 311, a penetrating finger fixing through hole 314 is provided at the top of the high table 311, a finger inflatable bag 315 is provided in the finger fixing through hole 314, the finger fixing through hole 314 is a half-open through hole with an upward opening, the finger inflatable bag 315 is used for fixing a finger of a child, and simultaneously, the simulated human hand alternately extrudes the finger of the child, so that bleeding is conveniently extruded after the finger is punctured.

The wrist fixing ring 320 is connected above the lower table 313, and an annular inflatable bag 321 is arranged on the inner peripheral wall of the wrist fixing ring, and is used for fixing the wrist of a patient at the wrist part through the annular inflatable bag 321, inserting the palm of the hand of the child upwards along the wrist fixing ring 320, inserting the finger into the finger fixing through hole 314, and waiting for the inflatable fixation of the finger inflatable bag 315 and the annular inflatable bag 321.

Referring to fig. 2, the limit sensing block 330 is connected to the outside of the plateau 311, the limit sensing block 330 includes a base block 331 connected to the plateau 311, the base block 331 is located below the finger fixing through hole 314, and extends out of the sensing portion 332 towards the finger fixing through hole 314, when a patient's finger passes through the finger fixing through hole 314 and abuts against the sensing portion 332, the finger inflatable bag 315 inflates and fixes the patient's finger, the finger inflatable bag 315 can also simulate the alternate squeezing of the hand and hand, and is used for squeezing and bleeding after the finger tip is punctured, so that the subsequent blood collection operation is facilitated, the annular inflatable bag 321 begins to inflate and fix the wrist after the finger is fixed, the labor consumption of nurses for controlling and pacifying children is saved, and the efficiency of the blood collection operation is improved.

Referring to fig. 3, the blood sampling mechanism includes a main board 100 and a suction module, the suction module includes a clamping assembly 120, a first L-shaped mounting seat 140, an auxiliary board 150, an air bag 151, a second L-shaped mounting seat 152, and a pushing plate 153, the clamping assembly 120 is connected to one side of the main board 100 through the first L-shaped mounting seat 140, the clamping assembly 120 is used for clamping the thin glass tube 10, before the blood sampling operation is ready, the robot controls the automatic blood sampling mechanism to move through the torque transmission column 110, the clamping assembly 120 clamps the thin glass tube 10, the auxiliary board 150 is slidingly connected to one side of the main board 100, the air bag 151 is connected to the auxiliary board 150 through the second L-shaped mounting seat 152, the air bag 151 is used for connecting the thin glass tube 10 and sampling the blood through negative pressure, the pushing plate 153 is slidingly connected to the auxiliary board 150 and is located on the opposite side of the air bag 151, when the clamping assembly 120 clamps the thin glass tube 10, the pushing plate 153 is slidingly displaced towards the air bag 151, the whole body 150 is displaced towards the clamping assembly 120 until the air bag 151 is sleeved on the glass tube 10, and the prepared for blood sampling operation is completed.

The lancing mechanism also includes a torque transmission post 110, a vision system.

The torque transmission column 110 is connected to the first surface of the main board 100 and is used for connecting the main board 100 and a robot, the robot controls the fingertip blood sampling device to rotate and translate through the torque transmission column 110, and moves different modules to the upper part of fingers of a child, so that the operations of puncturing the fingers, sampling blood and pasting medical adhesive tapes are respectively carried out, a vision system monitors the fingertip bleeding amount, the negative pressure of the air bag 151 and the extrusion force of the finger part inflatable bag 315 are adjusted according to the fingertip bleeding amount, the blood amount sucked in the thin glass tube 10 is monitored simultaneously, the negative pressure is released to the air bag 151 when the blood amount required to be sucked is reached, and then the blood suction is stopped.

Referring to fig. 6, the blood sampling mechanism further includes a transmission module, wherein the transmission module includes a first motor 160, a first driving wheel 161, a first driven wheel 162, a first guide rail 164, a first slider 165, a first toothed plate 180, and a first connecting block 181.

The first motor 160 is fixedly connected to one side of the second surface of the main board 100, the driving end of the first motor 160 penetrates through the main board 100, the first driving wheel 161 is connected to the driving end of the first motor 160, the first driven wheel 162 and the first driving wheel 161 are arranged on the main board 100 at intervals, the first synchronous belt 163 is sleeved on the first driving wheel 161 and the first driven wheel 162, the first guide rail 164 is connected to the main board 100 and is arranged in parallel at intervals with the first synchronous belt 163, the first slide block 165 is slidably connected to the first guide rail 164, the first slide block 165 is slidably and reciprocally displaced on the first guide rail 164, the connecting plate 166 is fixedly connected with the first synchronous belt 163, the connecting plate 166 is in transmission through the first synchronous belt 163, the connecting plate 166 is reciprocally displaced on the first guide rail 164 through the first slide block 165, the first toothed plate 180 is assembled in a meshed manner with the first synchronous belt 163, the first connecting block 181 is fixedly connected to the connecting plate 166, and the first synchronous belt 163 is driven by the first motor 160 to rotate by driving the first synchronous belt 163 through the first slide block 165, and the first connecting plate 163 is reciprocally displaced on the first synchronous belt 163, and the first synchronous belt 163 is reciprocally displaced in the first direction by the first connecting plate 163.

Referring to fig. 7 and 8, the transmission module further includes a second motor 170, a second driving wheel 171, a second driven wheel 172, a second timing belt 173, a second guide rail 174, a second slider 175, a second toothed plate 190, and a second connecting block 191.

The second motor 170 is fixedly connected to one side of the second surface of the auxiliary plate 150, the driving end of the second motor 170 penetrates through the auxiliary plate 150, the driving end of the second motor 170 is connected with a second driving wheel 171, a second driven wheel 172 and the second driving wheel 171 are arranged on the auxiliary plate 150 at intervals, a second synchronous belt 173 is sleeved on the second driving wheel 171 and the second driven wheel 172, a second guide rail 174 is connected to the auxiliary plate 150 and is arranged in parallel with the second synchronous belt 173 at intervals, a second slider 175 is slidably connected to the second guide rail 174, a pushing plate 153 is connected with the second slider 175 and the second synchronous belt 173, the pushing plate 153 is reciprocally displaced on the second guide rail 174 through the second slider 175, a second toothed plate 190 is assembled with the second synchronous belt 173 in a meshed mode, the second connecting block 191 is fixedly connected with the second toothed plate 190 on two sides of the second synchronous belt 173, the second connecting block 191 is fixedly connected with the pushing plate 153, power is provided by the second motor 170 to drive the second synchronous belt 173 to rotate, and the pushing plate 153 is connected to the second synchronous belt 173 through the second toothed plate 190 and the second connecting block 191 in parallel with the second synchronous belt 173, and the second synchronous belt 173 is rotationally displaced in the reciprocal direction of the second synchronous belt 173, and the second synchronous belt 153 is rotationally driven by the pushing plate 153 to the second toothed plate 153.

Referring to fig. 4 and 5, the clamping assembly 120 further includes an air cylinder 121, a clamping jaw 122, and a glue claw 130.

Cylinder 121 is connected in mainboard 100 through first L type mount pad 140, clamping jaw 122 interval sets up in cylinder 121 for the thin glass tube 10 of centre gripping, clamping jaw 122 include connecting portion 123, be provided with mounting groove 124 on the connecting portion 123, mounting groove 124 is used for being connected with cylinder 121 gomphosis, the connecting portion 123 outside is provided with the grip block 125 of mutual reverse extension, the both ends of grip block 125 are provided with clamping arm 126, the thickness of clamping arm 126 is less than the thickness of grip block 125, clamping jaw 122 opens and shuts the motion through cylinder 121 control, accomplish the clamp of thin glass tube 10 and get and place the work.

The plastic claw 130 comprises a rectangular fixing plate 131, the plastic claw 130 is connected to the inner side of the clamping arm 126 through the rectangular fixing plate 131, the total thickness of the rectangular fixing plate 131 and the clamping arm 126 after assembly is larger than that of the clamping plate 125, claw tips 132 are arranged on the rectangular fixing plate 131, the claw tips 132 are prisms with the bottom sides connected with the plane of the rectangular fixing plate 131, the edge ends are arranged towards opposite side clamping jaws 122, when the thin glass tube 10 is clamped, the edge ends of a group of claw tips 132 with opposite intervals are oppositely arranged, the thin glass tube 10 is conveniently protected during clamping, the contact area and friction of the claw tips 132 to the thin glass tube 10 are reduced, arc-shaped grooves 133 are arranged on the edge ends, the arc-shaped grooves 133 are used for embedding and placing the thin glass tube 10, the plastic claw 130 is soft in texture and good in elasticity, and safety is high when the thin glass tube 10 is clamped.

Referring to fig. 9 and 10, the automatic blood sampling mechanism further includes a needle insertion module, which includes a needle insertion device 200, a fixing arm 210, and a connecting member 220.

The connecting piece 220 is used for connecting the fixing arm 210 and is fixedly connected to the auxiliary plate 150, the front end of the fixing arm 210 is provided with an array fixing clamp for clamping and fixing the puncture needle 200, the puncture needle 200 is used for puncturing the finger, the puncture needle 200 comprises a cover 201, a shell 202, a trigger piece 203, a reset spring 204, a needle 205, a trigger spring 206 and a rear cover 207, the trigger spring 206 is arranged on one side of the tail end of the needle 205 and is abutted to the inner side of the rear cover 207, the reset spring 204 is arranged at the front end of the needle 205 and is abutted to the inner side of the trigger piece 203, the fixing arm 210 clamps the puncture needle 200 and moves above the finger tip to be punctured, the rear cover 207 pushes the trigger spring 206 until the needle 205 passes through the trigger piece 203, the finger punctures the needle 205 pushes the needle 205 back into the shell 202, the needle 205 is hidden inside the trigger piece 203 at ordinary times, the front end of the trigger piece 203 is protected by the cover 201, a worker is not prone to be accidentally injured, safety is improved, when blood collection is performed, the cover 201 of the puncture needle 200 is firstly pulled, the trigger piece 203 is exposed, the front end of the trigger piece 203 is pushed, and the trigger piece 205 is pushed to move above the finger tip 205, and the finger 205 is pushed to move to the finger tip 205 and the finger to push the finger 205 to push the finger to push the finger to move forward to the finger to the front 203.

The automatic blood sampling mechanism further comprises a pasting module, the pasting module comprises a connecting rod 230, one end of the pasting module is fixedly connected to the auxiliary plate 150, a sucking piece 240 is arranged at one end, close to the outer side of the auxiliary plate 150, used for sucking medical adhesive tapes and pasting the punctured part of the finger, a negative pressure pipe 250 is arranged on the side wall of the sucking piece 240 and used for sucking the medical adhesive tapes through the negative pressure, when the automatic blood sampling mechanism completes blood sampling work, the pasting module sucks the medical adhesive tapes and moves to the upper side of a finger of a patient, and the medical adhesive tapes are pasted on the wound of the finger of the patient.

The finger and wrist of the child are fixed through the fixing mechanism 300, wherein the finger fixing through hole 314 of the fixing mechanism 300 is used for fixing the finger of the child, the finger part inflatable bag 315 in the finger fixing through hole 314 is used for further fastening the finger, meanwhile, the finger is squeezed by the simulated hand to bleed, the wrist fixing ring 320 is used for fixing the wrist of the child through the annular inflatable bag 321, so that stable blood collection work is conveniently carried out, the robot controls the blood collection mechanism to puncture the finger tips of the child, collect blood and paste medical adhesive tapes after the fixing is finished, the thin glass tube 10 is clamped by the clamping assembly 120, the auxiliary plate 150 is used for pushing the air bag 151 to approach the thin glass tube 10 until the air bag 151 is sleeved on the thin glass tube 10, the pressing plate 153 is used for compressing the air bag 151 to carry out blood collection work, the blood collection mechanism is rotated to enable the puncture module to be moved to the finger to be punctured, then the blood collection module is moved back to the finger to the upper side, the blood collection is carried out through negative pressure in the air bag 151, finally, the sticking module is moved to the upper part of the punctured finger, the medical adhesive tapes are stuck, and the whole flow of the blood collection work is carried out on the finger wound.

In summary, through the cooperation of the fixing mechanism 300 and the blood sampling mechanism, the labor consumption of nurses when carrying out fingertip blood sampling on children is saved, and the automation degree and the working efficiency of fingertip blood sampling work are improved.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. A fingertip blood collection device for securing a child's hand, the fingertip blood collection device for securing a child's hand comprising a securing mechanism (300), the securing mechanism (300) comprising:

the fixed table top (310) comprises a high table (311), an inclined table (312) and a low table (313), wherein the inclined table (312) is connected between the high table (311) and the low table (313), the height of the inclined table (312) gradually decreases from the side connected with the high table (311), and a through finger fixing through hole (314) is formed in the top of the high table (311);

the wrist fixing ring (320) is connected above the lower table (313), and the inner peripheral wall is provided with an annular inflatable bag (321) for fixing the wrist of the patient through the annular inflatable bag (321) in a ring sleeved mode on the wrist.

2. The fingertip blood collection device for securing a child's hand according to claim 1, wherein the securing mechanism further comprises:

the finger part inflatable bag (315) is arranged in the finger fixing through hole (314) and is used for fixing a finger and simulating a human hand to squeeze the finger.

3. The fingertip blood collection device for securing a child's hand according to claim 2, wherein the securing mechanism further comprises:

spacing response piece (330), connect in the plateau (311) outside, spacing response piece (330) including connect in base piece (331) of plateau (311), base piece (331) are located finger fixed through-hole (314) below, and to finger fixed through-hole (314) direction extends induction part (332), patient's finger passes finger fixed through-hole (314) and butt when induction part (332), finger part inflatable bag (315) aerify fixed patient's finger, after the finger is fixed annular inflatable bag (321) begins to aerify fixed wrist.

4. The fingertip blood collection device for fixing a hand of a child according to claim 1, further comprising a blood collection mechanism including:

the blood sampling mechanism comprises a main board (100) and a suction module, wherein the suction module comprises a clamping assembly (120), a first L-shaped mounting seat (140), an auxiliary board (150), an air bag (151), a second L-shaped mounting seat (152), a pushing plate (153), a torque transmission column (110) and a vision system;

the clamping assembly (120) is connected to one side of the main board (100) through the first L-shaped mounting seat (140), the clamping assembly (120) is used for clamping the thin glass tube (10), the auxiliary board (150) is slidably connected to one side of the main board (100), the air bag (151) is connected to the auxiliary board (150) through the second L-shaped mounting seat (152), the air bag (151) is used for connecting the thin glass tube (10) and collecting blood through negative pressure, and the pushing plate (153) is slidably connected to the auxiliary board (150) and is located on the back side of the air bag (151) and used for pushing the air bag (151);

the torque transmission column (110) is connected to the first surface of the main board (100) and used for connecting the main board (100) and a robot, and the robot controls the fingertip blood sampling equipment to rotate and translate through the torque transmission column (110);

the vision system monitors the fingertip bleeding volume and adjusts the negative pressure of the air bag (151) in accordance therewith, and also monitors the blood volume sucked in the fine glass tube (10).

5. The fingertip blood collection device for securing a child's hand according to claim 4, wherein: the blood sampling mechanism also comprises a transmission module, and the transmission module comprises:

the first motor (160) is fixedly connected to one side of the second surface of the main board (100), the driving end of the first motor (160) penetrates through the main board (100), and a first driving wheel (161) is connected to the driving end of the first motor (160);

the first driven wheel (162) is arranged on the main board (100) at intervals with the first driving wheel (161);

a first synchronous belt (163) sleeved on the first driving wheel (161) and the first driven wheel (162);

a first guide rail (164) connected to the main board (100) and disposed in parallel with the first synchronization belt (163) at a distance;

a first slider (165) slidably coupled to the first rail (164);

the connecting plate (166), the connecting plate (166) is fixedly connected with the first synchronous belt (163), the first sliding block (165) and the auxiliary plate (150), the connecting plate (166) is driven by the first synchronous belt (163), and the connecting plate (166) is reciprocally displaced on the first guide rail (164) by the first sliding block (165);

the second motor (170) is fixedly connected to one side of the second surface of the auxiliary plate (150), the driving end of the second motor (170) penetrates through the auxiliary plate (150), and the driving end of the second motor (170) is connected with a second driving wheel (171);

a second driven wheel (172) which is arranged on the auxiliary plate (150) at intervals with the second driving wheel (171);

the second synchronous belt (173) is sleeved on the second driving wheel (171) and the second driven wheel (172);

a second guide rail (174) connected to the sub-plate (150) and disposed at a parallel interval to the second timing belt (173);

the second slider (175) is connected to the second guide rail (174) in a sliding manner, the pushing plate (153) is connected with the second slider (175) and the second synchronous belt (173), and the pushing plate (153) moves back and forth on the second guide rail (174) through the second slider (175).

6. The fingertip blood collection device for securing a child's hand according to claim 5, wherein: the transmission module further includes:

a first toothed plate (180), the first toothed plate (180) being mounted in engagement with the first synchronous belt (163);

the first connecting block (181), the first connecting block (181) and the first toothed plate (180) are fixedly connected to two sides of the first synchronous belt (163), and the first connecting block (181) is also fixedly connected with the connecting plate (166);

a second toothed plate (190), the second toothed plate (190) being mounted in engagement with the second timing belt (173);

the second connecting block (191), second connecting block (191) with second pinion rack (190) fixed connection is in the both sides of second hold-in range (173), second connecting block (191) still fixed connection bulldoze board (153).

7. The fingertip blood collection device for securing a child's hand according to claim 4, wherein: the clamping assembly (120) further comprises:

the cylinder (121) is connected to the main board (100) through the first L-shaped mounting seat (140);

clamping jaw (122) are arranged in the air cylinder (121) at intervals and used for clamping the thin glass tube (10), the clamping jaw (122) comprises a connecting part (123), an installation groove (124) is formed in the connecting part (123), the installation groove (124) is used for being connected with the air cylinder (121) in a jogged mode, clamping plates (125) which extend reversely to each other are arranged on the outer side of the connecting part (123), clamping arms (126) are arranged at two ends of the clamping plates (125), and the thickness of the clamping arms (126) is smaller than that of the clamping plates (125);

glue claw (130), including rectangle fixed plate (131), glue claw (130) pass through rectangle fixed plate (131) are connected centre gripping arm (126) are inboard, be provided with claw point (132) on rectangle fixed plate (131), claw point (132) be the bottom side with prism shape that rectangle fixed plate (131) plane is connected, and the arris end is towards the contralateral clamping jaw (122) setting, be provided with arc recess (133) on the arris end, arc recess (133) are used for the gomphosis to place thin glass pipe (10).

8. The fingertip blood collection device for securing a child's hand according to claim 4, wherein: the blood sampling mechanism still includes the module of inserting needle, the module of inserting needle includes:

a needle punch (200) for punching a finger;

a fixing arm (210), wherein an array of fixing clamps are arranged at the front end of the fixing arm (210) and are used for clamping and fixing the needle insertion device (200);

and the connecting piece (220) is used for connecting the fixing arm (210) and is fixedly connected to the auxiliary plate (150).

9. The fingertip blood collection device for securing a child's hand according to claim 8, wherein: the needle punch (200) comprises: lid (201), shell (202), trigger piece (203), reset spring (204), syringe needle (205), trigger spring (206), back lid (207), trigger spring (206) set up syringe needle (205) tail end one side, and the butt is in back lid (207) inboard, reset spring (204) set up syringe needle (205) front end and butt are in trigger piece (203) inboard, fixed arm (210) centre gripping syringe needle (200) to remove to wait to puncture fingertip top, back lid (207) promote trigger spring (206) until syringe needle (205) pass trigger piece (203), puncture finger, reset spring (204) will syringe needle (205) butt back inside shell (202).

10. The fingertip blood collection device for securing a child's hand according to claim 4, wherein: the blood sampling mechanism further comprises a sticking module, the sticking module comprises a connecting rod (230), one end of the connecting rod is fixedly connected to the auxiliary plate (150), a sucking piece (240) is arranged at one end, close to the outer side of the auxiliary plate (150), of the connecting rod and used for sucking medical adhesive tapes and sticking the hand-piercing part, and a negative pressure pipe (250) extending out of the side wall of the sucking piece (240) is arranged on the side wall of the sucking piece (240) and used for sucking the medical adhesive tapes through negative pressure.