CN117690341B - Intravenous infusion model - Google Patents
Intravenous infusion model Download PDFInfo
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- CN117690341B CN117690341B CN202410140458.0A CN202410140458A CN117690341B CN 117690341 B CN117690341 B CN 117690341B CN 202410140458 A CN202410140458 A CN 202410140458A CN 117690341 B CN117690341 B CN 117690341B
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- 238000001990 intravenous administration Methods 0.000 title claims abstract description 23
- 238000001802 infusion Methods 0.000 title claims description 22
- 238000003825 pressing Methods 0.000 claims description 41
- 229920000742 Cotton Polymers 0.000 claims description 33
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 claims description 3
- 239000003978 infusion fluid Substances 0.000 claims 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 12
- 238000003780 insertion Methods 0.000 abstract description 9
- 230000037431 insertion Effects 0.000 abstract description 9
- 241000894006 Bacteria Species 0.000 abstract description 4
- 210000003462 vein Anatomy 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000010253 intravenous injection Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000474 nursing effect Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000968 medical method and process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
- G09B23/285—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine for injections, endoscopy, bronchoscopy, sigmoidscopy, insertion of contraceptive devices or enemas
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Medicinal Chemistry (AREA)
- Algebra (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses an intravenous transfusion model, which relates to the field of medical models, and comprises a placement box, a cover plate, a U-shaped tube and model arms, wherein the placement box is provided with the cover plate in a rotating manner, a cavity is formed in the placement box, the model arms are placed in the cavity of the placement box, the model arms slide up and down in the placement box, a supporting component for supporting the model arms is arranged in the cavity of the placement box, the U-shaped tube is arranged in the model arms, after the simulated needle insertion is finished, the model arms enter a cavity of the placement box through downwards rotating the cover plate, at the moment, the end part of the U-shaped tube is aligned with a second air duct, an air pump is started, so that air blows out residual water stains of the U-shaped tube, residual liquid in the U-shaped tube is thoroughly cleaned, the liquid is prevented from remaining in the U-shaped tube, and bacteria and rot inside the U-shaped tube are effectively avoided.
Description
Technical Field
The invention relates to the field of medical models, in particular to an intravenous infusion model.
Background
Intravenous injection is a common medical method, is easy to achieve the therapeutic concentration of the medicine, can maintain the constant concentration required by the therapeutic effect, and can rapidly enable the medicine to play a role through intravenous injection, so that in the nursing, the injection of a patient can be skillfully performed, which is a basic skill required by medical staff, and in the nursing teaching, a model arm model is generally adopted for intravenous injection exercise.
The invention with the application publication number of CN110277010A discloses a back of hand vein infusion model, the vein infusion model comprises disposable rubber surgical gloves and three-cavity catheters, the disposable rubber surgical gloves simulate human arms, the body of three-cavity catheters buckle and coil to form back of hand vein portion, back of hand vein portion sets up in the outer terminal surface of back of hand of disposable rubber surgical gloves, the end of back of hand vein portion is sealed, propose in the above-mentioned patent, simulate human arms through disposable rubber surgical gloves, the body of three-cavity catheters buckle and coil to form back of hand vein portion, but when simulate intravenous injection after stabbing the syringe needle in the three-cavity catheters again, will liquid injection in the three-cavity catheters after the inner wall forms the water stain easily, be difficult to clear up the water stain that remains in the three-cavity catheters after the exercise, easily make three-cavity catheters inside breed bacterium and rotten, be unfavorable for carrying out the vein infusion exercise repeatedly.
In view of this, there is a need to design an iv model that can clear water stains in the simulated vein.
Disclosure of Invention
The invention aims to solve the problems that when the needle head in the prior patent is used for simulating intravenous injection after penetrating into a three-cavity catheter, water stains are easily formed on the inner wall after liquid is injected into the three-cavity catheter, residual water stains in the three-cavity catheter are difficult to clean after exercise, bacteria and rot are easily bred in the three-cavity catheter, and repeated intravenous transfusion exercise is not facilitated.
The invention realizes the above purpose through the following technical scheme: the intravenous transfusion model comprises a placing box, a cover plate, a U-shaped tube and a model arm, wherein the placing box is provided with the cover plate in a rotating manner, a cavity is formed in the placing box, the model arm is placed in the cavity of the placing box, the model arm slides up and down in the placing box, a supporting component for supporting the model arm is arranged in the cavity of the placing box, the U-shaped tube is arranged in the model arm, an air cylinder is arranged in the placing box, one side, close to the model arm, of the air cylinder is connected and communicated with a second air duct, the model arm slides downwards to enable the second air duct to be aligned with the end part of the U-shaped tube, an air pump is arranged in the placing box, and the air pump is connected with the air cylinder together and communicated with a first air duct;
the cotton cleaner comprises a U-shaped pipe, a connecting frame, a wedge block, a first spring, a push rod, a second spring, a first inclined frame and a cotton block, wherein the water drops on the inner wall of the U-shaped pipe are wiped, the wiping mechanism comprises a first sliding frame, a T-shaped pipe, the connecting frame, the wedge block, the first spring, the push rod, the second spring, the first inclined frame and the cotton block, the first sliding frame is arranged in the air cylinder, the first sliding frame penetrates through one end of the air cylinder, the connecting frame is arranged on one side, far away from the air cylinder, of the first sliding frame, two first guide rods are arranged on a placing box, the wedge block is in contact with the connecting frame in a sliding manner, the wedge block is positioned between a second air guide pipe and the U-shaped pipe, the first guide rod is sleeved with the first spring which enables the wedge block to slide upwards, the cotton block is placed on the lower portion of the wedge block, the T-shaped pipe end face is attached to the wedge block, the push rod is arranged on one side, far away from the wedge block, the push rod slides to one side, far away from the wedge block, the cotton block is sleeved with the second spring, one side, near the push rod, of the connecting frame is fixedly connected with the first inclined frame, the first inclined frame and the first inclined frame is far away from the wedge block, and the wedge block is in contact with the wedge block.
Further, the supporting component comprises a pressing frame, a telescopic component and a placing plate, the telescopic component is installed in a cavity of the placing box, the placing plate for supporting the model arm is installed on the telescopic component together, the pressing frame is installed on two sides of the placing plate, and the cover plate rotates downwards to press the pressing frame to drive the model arm to move downwards.
Further, the telescopic component comprises a sleeve, a compression bar and a pressure spring, four sleeves are arranged in a cavity of the placement box, compression bars are arranged in the sleeves in a sliding mode, placement plates are arranged on the four compression bars together, and the pressure spring which enables the placement plates to reset upwards is sleeved on the compression bars.
Further, the side of the connecting frame, which is contacted with the wedge-shaped block, is an inclined plane.
Further, one end of the first sliding frame, which is positioned in the inflator, is fixedly connected with a piston.
Further, the intravenous transfusion model further comprises a pressing block, clamping blocks, sliding rods and a second inclined frame, wherein two pressing blocks are arranged on one side, close to the placement box, of the cover plate, two longitudinally arranged sliding rods are arranged in a cavity of the placement box, the two ends of each sliding rod are provided with the second inclined frame in a sliding mode, the second inclined frame corresponds to the pressing blocks, the cover plate rotates downwards to enable the pressing blocks to extrude the second inclined frames to move towards the center of the placement box, the clamping blocks are fixedly connected on one sides, close to each other, of the second inclined frames, and the second inclined frames push the clamping blocks to move towards the center of the placement box so as to clamp arms of the model.
Further, the intravenous transfusion model further comprises a collecting mechanism for collecting used cotton blocks, the collecting mechanism comprises a placing box, a replacement bag, a second sliding frame, a third spring and second guide rods, two second guide rods are installed in the placing box, the second sliding frames are arranged on the two second guide rods in a sliding mode, the placing box is installed on the second sliding frames, the replacement bag is installed in the placing box, the second sliding frame drives the placing box and the replacement bag to slide to the lower portion of the U-shaped pipe end in the placing box, the third spring for enabling the second sliding frame to reset is sleeved on the second guide rods, a sliding groove is formed in one side, facing to an arm of the model, of the cover plate, the cover plate is rotated downwards, and the inner wall of the sliding groove extrudes the second sliding frame to slide into the placing box.
Further, the intravenous infusion model further comprises a wiping component for wiping the arm of the model, the wiping component comprises a wiping block, a third sliding frame and a third guide rod, the third guide rod is fixedly connected in the cover plate, the third sliding frame penetrating through the cover plate is arranged on the third guide rod in a sliding mode, and the wiping block is arranged on the third sliding frame close to the arm of the model.
Further, the intravenous infusion model further comprises a fourth spring, and the third guide rod is sleeved with the fourth spring which enables the third sliding frame and the third sliding frame to reset.
The beneficial effects of the invention are as follows:
after the simulated needle insertion is finished, the cover plate is rotated downwards to enable the model arm to enter the cavity of the placement box, at the moment, the end part of the U-shaped tube is aligned with the second air guide tube, and the air pump is started to enable air to blow out residual water stains of the U-shaped tube, so that residual liquid in the U-shaped tube is thoroughly cleaned, the liquid is prevented from remaining in the U-shaped tube, and bacteria and decay inside the U-shaped tube are effectively avoided;
after the cover plate is rotated downwards to close the placing box, air pushes the cotton blocks into the U-shaped pipe, so that the cotton blocks move along the inner wall of the U-shaped pipe, the inner wall of the U-shaped pipe is wiped, water stains and dirt residues on the inner wall of the U-shaped pipe are prevented, and the purpose of thoroughly cleaning the U-shaped pipe is achieved;
when the cover plate is rotated downwards to close the placement box, the second inclined frame drives the clamping blocks to clamp the model arms, so that the model arms are prevented from being displaced, and the phenomenon that the U-shaped tube cannot be aligned with the second air guide tube is avoided;
when the cover plate is rotated downwards to close the placing box, the second sliding frame drives the placing box and the replacing bag to move inwards to the lower part of the air outlet end of the U-shaped pipe, and when air blows out cotton blocks and water stains from the U-shaped pipe, the cotton blocks and the water stains fall into the replacing bag, so that the cotton blocks and the water stains are collected.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective cross-sectional view of the components of the model arm, placement case, cover plate, etc. of the present invention;
FIG. 3 is a schematic perspective sectional view of the inflator, air pump, first air duct, etc. of the present invention;
FIG. 4 is a schematic perspective cross-sectional view of the arm, the connector, and the wedge of the present invention;
FIG. 5 is an enlarged view of the invention at A in FIG. 4;
FIG. 6 is a schematic perspective view of the push rod, first ramp and cotton piece of the present invention;
FIG. 7 is a schematic perspective cross-sectional view of the components of the placement box, press frame, telescoping assembly, etc. of the present invention;
FIG. 8 is a schematic perspective view of the sleeve, plunger, compression spring and placement plate of the present invention;
FIG. 9 is a schematic perspective sectional structure of the placing box, the pressing block, the clamping block, the sliding rod and other parts of the invention;
FIG. 10 is a schematic perspective cross-sectional view of the invention in terms of the placement of the box, model arms, press blocks, clamping blocks, and the like;
FIG. 11 is a schematic perspective sectional view of the components of the invention such as the placement case, the placement case and the replacement bag;
FIG. 12 is a schematic perspective view of a second carriage, a third spring, a second guide bar, and the like according to the present invention;
fig. 13 is a schematic perspective sectional structure of the cover plate, the wiping block, the third carriage and the like of the present invention.
Part names and serial numbers in the figure: 1, placing a box; 101, a cover plate; 2, modeling arms; 201, U-shaped tube; 3, inflator; 31, an air pump; 32, a first airway; 33, a second airway; 34, a first carriage; 4, T-shaped tube; 401, a first guide bar; 41, a connecting frame; 42, wedge blocks; 43, a first spring; 44, pushing the rod; 45, a second spring; 46, a first ramp; 47, cotton pieces; 5, pressing a frame; 51, telescoping assembly; 52, placing a plate; 53, a sleeve; 54, a compression bar; 55, a pressure spring; 6, briquetting; 61, clamping blocks; 62, a slide bar; 63, a second inclined frame; 7, placing a box; 71, replacing the bag; 72, a second carriage; 73, a third spring; 74, a chute; 75, a second guide bar; 8, wiping the piece; 81, a third carriage; 82, a fourth spring; 83, third guide bar.
Detailed Description
The invention is further described in connection with the following detailed description in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Example 1: 1-3, see the model of intravenous transfusion, see fig. 1-3, including placing the case 1, the apron 101, U type pipe 201 and model arm 2, it is provided with apron 101 to place the case 1 on the rotation, it has a cavity to place the incasement opening, place model arm 2 in the cavity of case 1, model arm 2 is the silica gel material, with the simulation human arm skin, strengthen the authenticity of model arm 2, model arm 2 slides from top to bottom in placing the case 1, it is provided with the supporting component who props up model arm 2 to place the incasement 1 cavity, be provided with U type pipe 201 in the model arm 2, U type pipe 201 is medical silica gel hose, characteristics such as have transparency height, elasticity are good, install the inflator 3 through bolted connection's mode in placing the case 1, one side that the inflator 3 is close to model arm 2 is connected and is linked together through the mode of card pressure type connection, model arm 2 slides downwards and aligns with the tip of U type pipe 201, place the incasement 1 through the mode of bolt connection and install the air pump 201, install the air pump 31 through card pressure type connection mode and the common mode that has the inflator 32 with the inflator 31.
Referring to fig. 1 and 8, the supporting component includes a pressing frame 5, a telescopic component 51 and a placing plate 52, the telescopic component 51 is installed in a cavity of the placing box 1, the placing plate 52 for supporting the model arm 2 is installed on the telescopic component 51 together, the pressing frame 5 is installed on two sides of the placing plate 52 in a welding mode, one side, close to the cover plate 101, of the pressing frame 5 is an inclined plane, the cover plate 101 can better enable the pressing frame 5 to move towards the inner side of the placing box 1, and the cover plate 101 rotates downwards to press the pressing frame 5 to drive the model arm 2 to move downwards.
The telescopic component 51 comprises a sleeve 53, a pressing rod 54 and a pressure spring 55, four sleeves 53 are arranged in a cavity of the placement box 1, the four sleeves 53 are distributed in a rectangular shape in the cavity of the placement box 1, stable support can be provided for the placement plate 52, the pressing rod 54 is arranged in the sleeve 53 in a sliding mode, the placement plate 52 is arranged on the four pressing rods 54 in a combined mode, the pressure spring 55 enabling the placement plate 52 to reset upwards is sleeved on the pressing rod 54, and two ends of the pressure spring 55 are connected with the placement plate 52 and the sleeves 53 respectively.
Initially, the pressure spring 55 is in the original state, the depression bar 54 supports the placement plate 52 and the model arm 2, when the model is required to be used for simulated needle insertion, the user repeatedly pierces the needle head through the model arm 2 and then pierces into the U-shaped tube 201 for needle insertion training, so that the proficiency of the user in needle insertion is improved, after the needle head pierces into the U-shaped tube 201, the user again carries out simulated injection on the model arm 2, in the process of needle insertion training, a part of liquid remains in the U-shaped tube 201, after the simulated needle insertion is finished, the cover plate 101 is rotated downwards to close the placement box 1, the cover plate 101 extrudes the pressing frame 5 to move downwards, the pressing frame 5 drives the placement plate 52 and the model arm 2 to move downwards into the cavity of the placement box 1, the placement plate 52 drives the pressing bar 54 to slide downwards into the sleeve 53, the pressure spring 55 is stressed and compressed, when the cover plate 101 completely closes the placement box 1, the end of the U-shaped tube 201 is aligned with the second air guide tube 33, the air pump 31 is started, air is enabled to enter the air pump 31 through the first air guide tube 32 into the U-shaped tube 3, a part of the liquid remains in the U-shaped tube 201, the residual liquid is prevented from being blown out of the U-shaped tube 201, and the residual liquid is completely closed, and then the residual liquid is prevented from being blown out in the U-shaped tube 201, and the residual liquid is completely in the air tube 201.
Example 2: on the basis of the embodiment 1, referring to fig. 4-6, the intravenous infusion model further comprises a wiping mechanism for wiping the water drops on the inner wall of the U-shaped tube 201, the wiping mechanism comprises a first sliding frame 34, a T-shaped tube 4, a connecting frame 41, a wedge block 42, a first spring 43, a pushing rod 44, a second spring 45, a first inclined frame 46 and a cotton block 47, the first sliding frame 34 is arranged in the air cylinder 3 in a sliding manner, one end of the first sliding frame 34 positioned in the air cylinder 3 is fixedly connected with a piston so as to enhance the air tightness between the first sliding frame 34 and the air cylinder 3, the first sliding frame 34 penetrates through one end of the air cylinder 3, one side of the first sliding frame 34 away from the air cylinder 3 is provided with the connecting frame 41, two first guide rods 401 are arranged on the placing box 1, the wedge blocks 42 are arranged on the two first guide rods 401 in a sliding manner together, the connecting frame 41 is in sliding contact with the wedge blocks 42, the contact side of the connecting frame 41 and the wedge block 42 is an inclined plane, the resistance between the first sliding frame 34 and the wedge block 42 can be reduced, the wedge block 42 is prevented from being blocked when the first sliding frame 34 slides, the wedge block 42 is positioned between the second air duct 33 and the U-shaped pipe 201, the first guide rod 401 is sleeved with a first spring 43 which enables the wedge block 42 to slide upwards, two ends of the first spring 43 are respectively connected with the wedge block 42 and the placing box 1, a cotton block 47 is placed at the lower part of the wedge block 42, a T-shaped pipe 4 is mounted on the placing box 1, the end face of the T-shaped pipe 4 is attached to the wedge block 42, a pushing rod 44 is arranged on one side of the T-shaped pipe 4 away from the wedge block 42 in a sliding manner, one side of the pushing rod 44 close to the first inclined frame 46 is a spherical surface, the stress area when the pushing rod 44 is extruded by the first inclined frame 46 is reduced, the resistance of the pushing rod 44 is reduced, the pushing rod 44 slides to one side of the wedge block 42 to push the cotton block 47, the pushing rod 44 is sleeved with a second spring 45, the end of the second spring 45 is respectively connected with the pushing rod 44 and the placing box 1, one side, close to the pushing rod 44, of the connecting frame 41 is fixedly connected with a first inclined frame 46, the inclined surface of the first inclined frame 46 is contacted with one end, far away from the pushing rod 44 of the T-shaped tube 4, of the first sliding frame 34, and the first sliding frame 34 slides rightwards to enable the first inclined frame 46 to extrude the pushing rod 44 to push cotton blocks 47 into the wedge-shaped blocks 42.
After the simulated needle insertion is finished, firstly putting the cotton block 47 into the T-shaped tube 4, then starting the air pump 31, pushing the first sliding frame 34 to slide inwards when air enters the inner air cylinder 3, driving the connecting frame 41 and the first inclined frame 46 to slide towards the center of the placement box 1 by the first sliding frame 34, firstly pressing the pushing rod 44 to slide towards the wedge block 42 by the first inclined frame 46, pushing the cotton block 47 into the wedge block 42 by the pushing rod 44, stretching the second spring 45 under the stress, then contacting the connecting frame 41 with the wedge block 42, pressing the wedge block 42 to slide downwards, pressing the first spring 43 to deform by the wedge block 42, pushing the cotton block 47 to the air outlet end of the second air guide tube 33 by the wedge block 42, then closing the placement box 1 by rotating the cover plate 101 downwards, aligning the U-shaped tube 201 with the second air guide tube 33, sliding the first sliding frame 34 in the inner air cylinder 3, until the first sliding frame 34 passes through the joint of the second air duct 33 and the air cylinder 3, the air in the air cylinder 3 is discharged through the second air duct 33, the air pushes the cotton block 47 into the U-shaped pipe 201, the cotton block 47 moves along the inner wall of the U-shaped pipe 201 along with the continuous operation of the air pump 31, thereby wiping the inner wall of the U-shaped pipe 201, preventing water stains and dirt residues on the inner wall of the U-shaped pipe 201, achieving the purpose of thoroughly cleaning the U-shaped pipe 201, when the cotton block 47 is discharged from the air outlet end of the U-shaped pipe 201, a user closes the air pump 31, the second spring 45 returns to the original state to drive the push rod 44 to slide to the side far away from the wedge block 42, the push rod 44 extrudes the first inclined frame 46 to drive the connecting frame 41 and the first sliding frame 34 to slide to reset to the side far away from the center of the placing box 1, and the first spring 43 returns to the original state to drive the wedge block 42 to slide to reset upwards.
Referring to fig. 1 and 9, the intravenous infusion model further includes a pressing block 6, a clamping block 61, a sliding rod 62 and a second inclined frame 63, two pressing blocks 6 are installed on one side, close to the placement box 1, of the cover plate 101, two sliding rods 62 which are longitudinally arranged are installed in a cavity of the placement box 1, the two ends of the two sliding rods 62 are provided with the second inclined frame 63 in a sliding mode together, the second inclined frame 63 corresponds to the pressing block 6, the cover plate 101 rotates downwards to enable the pressing block 6 to extrude the second inclined frame 63 to move towards the center of the placement box 1, the clamping blocks 61 are fixedly connected to one side, close to each other, of the second inclined frame 63, of the clamping block 61, which is an arc shape attached to the model arm 2, the model arm 2 can be clamped completely, and the second inclined frame 63 pushes the clamping block 61 to move towards the center of the placement box 1 so as to clamp the model arm 2.
After the simulation needle insertion is finished, when the cover plate 101 is rotated downwards to close the placement box 1, the cover plate 101 drives the pressing block 6 to rotate downwards, the pressing block 6 extrudes the second inclined frame 63 to slide towards the center side of the placement box 1 on the sliding rod 62, the second inclined frame 63 drives the clamping block 61 to slide towards the center side of the placement box 1, meanwhile, the placement plate 52 drives the model arm 2 to slide downwards, and when the clamping block 61 is contacted with the model arm 2, the clamping block 61 clamps the model arm 2, so that the model arm 2 is prevented from being displaced, and the phenomenon that the U-shaped pipe 201 cannot be aligned with the second air guide pipe 33 is avoided.
Referring to fig. 1, 11 and 12, the intravenous infusion model further includes a collecting mechanism for collecting the used cotton block 47, the collecting mechanism includes a placement box 7, a replacement bag 71, a second sliding frame 72, a third spring 73 and a second guide rod 75, two second guide rods 75 are installed in the placement box 1, the second sliding frame 72 is slidably disposed on the two second guide rods 75 together, the placement box 7 is installed on the second sliding frame 72, the replacement bag 71 is installed in the placement box 7, the placement box 7 and the replacement bag 71 are driven by the second sliding frame 72 to slide to the inside of the placement box 1 below the end portion of the U-shaped tube 201, a third spring 73 for resetting the second sliding frame 72 is sleeved on the second guide rod 75, two ends of the third spring 73 are respectively connected with the second sliding frame 72 and the placement box 1, a sliding groove 74 is formed in one side, facing the arm 2 of the model, a cover plate 101 is rotated downwards, and the inner wall of the sliding groove 74 extrudes the second sliding frame 72 to slide into the placement box 1.
When the air pump 31 is started by a user to clean the U-shaped pipe 201, the cover plate 101 is rotated downwards to close the placing box 1, the sliding groove 74 is contacted with the second sliding frame 72, the second sliding frame 72 is extruded to move towards the inner side of the placing box 1, the second sliding frame 72 drives the placing box 7 and the replacing bag 71 to move inwards to the position below the air outlet end of the U-shaped pipe 201, at the moment, the third spring 73 is compressed, when air blows out cotton blocks 47 and water stains from the U-shaped pipe 201, the cotton blocks 47 and the water stains fall into the replacing bag 71, the purpose of collecting the cotton blocks 47 and the water stains is achieved, when the cover plate 101 is rotated upwards to open the placing box 1, the third spring 73 is restored to drive the second sliding frame 72, the placing box 7 and the replacing bag 71 to slide outwards to reset, and then the replacing bag 71 is taken out for replacement.
Referring to fig. 1 and 13, the intravenous infusion model further includes a wiping component for wiping the model arm 2, the wiping component includes a wiping block 8, a third sliding frame 81 and a third guiding rod 83, the third guiding rod 83 is fixedly connected in the cover plate 101, the third sliding frame 81 penetrating through the cover plate 101 is slidably arranged on the third guiding rod 83, and the wiping block 8 is installed on the third sliding frame 81 close to the model arm 2.
Referring to fig. 13, the intravenous infusion model further includes a fourth spring 82, a third guide rod 83 is sleeved with the fourth spring 82 for resetting the third sliding frame 81 and the third sliding frame 81, and two ends of the fourth spring 82 are respectively connected with the wiping block 8 and the cover plate 101.
Firstly, iodophor is dripped on the wiping block 8, when the cover plate 101 is rotated downwards to close the placing box 1, the wiping block 8 is contacted with the model arm 2, then the third sliding frame 81 is shifted to move, the third sliding frame 81 extrudes the fourth spring 82 to deform, the third sliding frame 81 drives the wiping block 8 to wipe on the model arm 2, therefore, a user does not need to manually wipe on the model arm 2 by using a disposable cotton swab, the cost is saved, the third sliding frame 81 is loosened after the wiping is completed, and the fourth spring 82 is restored to be original to drive the third sliding frame 81 and the wiping block 8 to move and reset.
While the invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.
Claims (9)
1. An intravenous infusion model, characterized by: the device comprises a placing box (1), a cover plate (101), a U-shaped tube (201) and a model arm (2), wherein the cover plate (101) is rotatably arranged on the placing box (1), a cavity is formed in the placing box (1), the model arm (2) is placed in the cavity of the placing box (1), the model arm (2) slides up and down in the placing box (1), a supporting component for supporting the model arm (2) is arranged in the cavity of the placing box (1), the U-shaped tube (201) is arranged in the model arm (2), an air cylinder (3) is arranged in the placing box (1), one side, close to the model arm (2), of the air cylinder (3) is connected and communicated with a second air duct (33), the model arm (2) slides downwards to enable the second air duct (33) to be aligned with the end part of the U-shaped tube (201), an air pump (31) is arranged in the placing box (1), and the air pump (31) is connected with the air cylinder (3) together and communicated with the first air duct (32);
the cleaning mechanism comprises a first sliding frame (34), a T-shaped tube (4), a connecting frame (41), wedge blocks (42), a first spring (43), a push rod (44), a second spring (45), a first inclined frame (46) and cotton blocks (47), wherein the first sliding frame (34) is arranged in the air cylinder (3) in a sliding manner, the first sliding frame (34) penetrates through one end of the air cylinder (3), the connecting frame (41) is arranged on one side, far away from the air cylinder (3), of the first sliding frame (34), two first guide rods (401) are arranged on the placing box (1), wedge blocks (42) are arranged on the two first guide rods (401) in a sliding manner, the connecting frame (41) is in contact with the wedge blocks (42), the wedge blocks (42) are positioned between the second air guide tube (33) and the U-shaped tube (201), the first spring (43) which enables the wedge blocks (42) to slide upwards is sleeved on the first guide rods (401), the wedge blocks (42) are arranged on the lower end faces of the placing box (4) and the T-shaped tube (4) are arranged on the placing box (4), one side that T type pipe (4) kept away from wedge (42) is provided with catch bar (44), catch bar (44) are to one side slip of wedge (42) in order to promote cotton piece (47), the cover is equipped with second spring (45) on catch bar (44), one side rigid coupling that link (41) are close to catch bar (44) has first sloping (46), the inclined plane of first sloping (46) and the catch bar (44) one end contact of keeping away from T type pipe (4), first carriage (34) slide rightwards makes first sloping (46) extrusion catch bar (44) promote cotton piece (47) in wedge (42).
2. An intravenous infusion model as claimed in claim 1, wherein: the support assembly comprises a pressing frame (5), a telescopic assembly (51) and a placing plate (52), wherein the telescopic assembly (51) is installed in a cavity of the placing box (1), the placing plate (52) for supporting the model arm (2) is installed on the telescopic assembly (51) together, the pressing frame (5) is installed on two sides of the placing plate (52), and the cover plate (101) rotates downwards to press the pressing frame (5) to drive the model arm (2) to move downwards.
3. An intravenous infusion model as claimed in claim 2, wherein: the telescopic component (51) comprises a sleeve (53), a pressing rod (54) and a pressure spring (55), four sleeves (53) are arranged in a cavity of the placement box (1), the pressing rod (54) is arranged in the sleeve (53) in a sliding mode, the placement plates (52) are arranged on the four pressing rods (54) together, and the pressure spring (55) enabling the placement plates (52) to reset upwards is sleeved on the pressing rods (54).
4. An intravenous infusion model as claimed in claim 1, wherein: the side of the connecting frame (41) contacted with the wedge-shaped block (42) is an inclined plane.
5. An intravenous fluid infusion model as claimed in claim 4, wherein: one end of the first sliding frame (34) positioned in the inflator (3) is fixedly connected with a piston.
6. An intravenous infusion model as claimed in claim 1, wherein: the device is characterized by further comprising a pressing block (6), clamping blocks (61), sliding rods (62) and second inclined frames (63), wherein two pressing blocks (6) are arranged on one side, close to the placement box (1), of the cover plate (101), two longitudinally arranged sliding rods (62) are arranged in a cavity of the placement box (1), the two ends of each sliding rod (62) are provided with the second inclined frames (63) in a sliding mode, the second inclined frames (63) correspond to the pressing blocks (6), the cover plate (101) rotates downwards to enable the pressing blocks (6) to extrude the second inclined frames (63) to move towards the center of the placement box (1), the clamping blocks (61) are fixedly connected to one side, close to each other, of each second inclined frame (63) to push the clamping blocks (61) to move towards the center of the placement box (1) so as to clamp model arms (2).
7. An intravenous infusion model as claimed in claim 1, wherein: the cotton piece collecting device comprises a collecting mechanism used for collecting used cotton pieces (47), and is characterized by comprising a placing box (7), a replacing bag (71), a second sliding frame (72), a third spring (73) and a second guide rod (75), wherein two second guide rods (75) are installed in the placing box (1), a second sliding frame (72) is arranged on the two second guide rods (75) in a sliding mode, the placing box (7) is installed on the second sliding frame (72), the replacing bag (71) is installed in the placing box (7), the second sliding frame (72) drives the placing box (7) and the replacing bag (71) to slide to the lower portion of the end portion of a U-shaped tube (201), a third spring (73) used for enabling the second sliding frame (72) to reset is sleeved on the second guide rod (75), a sliding groove (74) is formed in one side, facing a model arm (2), of the cover plate (101) is rotated downwards, the inner wall of the sliding groove (74) extrudes the second sliding frame (72) to be placed in the placing box (1).
8. An intravenous infusion model as claimed in claim 1, wherein: the novel model arm (2) is characterized by further comprising a wiping component for wiping the model arm (2), wherein the wiping component comprises a wiping block (8), a third sliding frame (81) and a third guide rod (83), the third guide rod (83) is fixedly connected in the cover plate (101), the third sliding frame (81) penetrating through the cover plate (101) is arranged on the third guide rod (83) in a sliding mode, and the wiping block (8) is arranged on the third sliding frame (81) close to the model arm (2).
9. An intravenous fluid infusion model as claimed in claim 8, wherein: the device also comprises a fourth spring (82), and the third guide rod is sleeved with the fourth spring (82) which enables the third sliding frame (81) and the third sliding frame (81) to reset.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410140458.0A CN117690341B (en) | 2024-02-01 | 2024-02-01 | Intravenous infusion model |
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| CN202410140458.0A CN117690341B (en) | 2024-02-01 | 2024-02-01 | Intravenous infusion model |
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| CN117690341B true CN117690341B (en) | 2024-04-05 |
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