CN217690353U - Visual venipuncture teaching aid platform with supporting structure - Google Patents
Visual venipuncture teaching aid platform with supporting structure Download PDFInfo
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- CN217690353U CN217690353U CN202121593643.3U CN202121593643U CN217690353U CN 217690353 U CN217690353 U CN 217690353U CN 202121593643 U CN202121593643 U CN 202121593643U CN 217690353 U CN217690353 U CN 217690353U
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Abstract
The utility model relates to a visual venipuncture teaching aid platform with bearing structure, including base, bionical skin, bionical blood vessel, connecting seat and bearing structure, the connecting seat with bearing structure set up in on the base, bionical blood vessel's both ends with the connecting seat is connected, supporting mechanism set up in bionical blood vessel's downside, bionical skin cladding in bionical blood vessel's surface. Above-mentioned visual venipuncture teaching aid platform with bearing structure can simulate the blood vessel of different positions according to user's demand and walk the shape, makes to carry out the venipuncture exercise on above-mentioned puncture teaching aid platform and more be close clinical operation to can support the blood vessel complicacy and walk the shape, avoid the user to produce the skew and produce bad puncture custom when the platform is practiced in the bionical vascular atress extrusion of in-process of practicing the puncture, lead to breaking away from clinical operation.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment teaching aid technique and specifically relates to a visual venipuncture teaching aid platform with bearing structure is related to.
Background
Subcutaneous venipuncture is one of the most common medical procedures in hospitals and is an important means for clinical diagnosis and treatment. Venipuncture generally adopts two methods in clinic: one is visual method, namely, the blood vessel is positioned in a naked eye mode, and the position of the blood vessel can be seen by naked eyes as the position of the vein of part of the population is shallow and also is very prominent; the other is the tactile method, which requires years of clinical experience to distinguish the location of blood vessels by touching the skin to distinguish the tactile sensation of the blood vessels and surrounding tissue. However, in practical applications, the venous access Difficulty (DVA) often occurs due to special situations of patients, for example, patients who are infants, children, obese patients, edema patients and the like cannot easily see veins, or patients who are chemotherapy patients, patients with poor elasticity of blood vessels, first aid, shock, patients with sharply reduced blood volume, patients with blood vessel collapse and the like for many times, and further, the venous puncture of medical staff is prone to be unsuccessful for many times.
At present, the venipuncture is mainly operated manually clinically, whether the venipuncture can be successfully performed or not depends on the experience of medical care personnel completely, namely whether the venipuncture is successful or not and whether the venipuncture is missed or not are determined through selection of blood vessel parts, puncture needle inserting angles, puncture depths, blood vessel blood return needle inserting angles, blood vessel indwelling positions and the like, and for medical care students in health schools and medical care personnel who do not have long clinical working time, the blood vessel is accurately selected, and the needle inserting angles and the depth are difficult to master.
Chinese patent (the patent number is 201910484639.4) discloses a method of utilizing 3D to print and combine rollover technology to make human bionical blood vessel, bionical blood vessel made through above-mentioned method more is close the human structure, the student more is close clinically when puncture applied this bionical blood vessel's vein puncture injection teaching aid, however on the existing market vein puncture injection teaching aid can only simulate a blood vessel shape, make student or medical personnel can not simulate other position vein injection and human blood vessel structure in each age stratum, carry out a large amount of exercises on this product and can not improve clinical actual operation ability, and some can change the teaching aid of blood vessel shape, the insecure of being connected between blood vessel and the skin, in the process of exercise, the blood vessel breaks away from skin or produces the skew easily, lead to the user to produce bad puncture custom.
SUMMERY OF THE UTILITY MODEL
A main object of the utility model is to provide a visual venipuncture teaching aid platform with bearing structure to solve above-mentioned technical problem, can be fixed with bionical blood vessel.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a visual venipuncture teaching aid platform with bearing structure, including base, bionical skin, bionical blood vessel, connecting seat and bearing structure, the connecting seat with bearing structure set up in on the base, bionical vascular both ends with the connecting seat is connected, bearing structure set up in bionical vascular downside, bionical skin cladding in bionical vascular surface.
Preferably, the shape of the bionic blood vessel is a straight line, a curve or a bifurcation.
As a preferable scheme, the support structure comprises a support frame, and the bionic blood vessel is arranged on the support frame.
As a preferred scheme, the supporting structure further comprises a sliding seat, the supporting frame is arranged on the sliding seat, a sliding groove is formed in the base, and the sliding seat moves along the sliding groove.
As a preferred scheme, be equipped with the blood vessel interface on the connecting seat, the blood vessel interface embedding extremely in the bionical blood vessel, be equipped with the draw-in groove on the blood vessel interface, the draw-in groove with bionical vascular tip butt.
As a preferable scheme, a one-way soft plug valve is further arranged on the connecting seat and is arranged in the blood vessel interface.
As a preferable scheme, a pressurizing device is further arranged, and the pressurizing device is connected with the bionic blood vessel.
As a preferred scheme, the device is further provided with a camera and a display, wherein the camera is arranged on one side of the base, and the display is electrically connected with the camera.
As a preferable scheme, scales are arranged on the camera.
As a preferable scheme, the measuring device is further provided with a measuring scale, and the measuring scale is arranged on the base.
The beneficial effects of the utility model reside in that: above-mentioned visual venipuncture teaching aid platform with bearing structure can simulate the blood vessel of different positions according to user's demand and walk the shape, makes to carry out the venipuncture exercise on above-mentioned puncture teaching aid platform and more be close clinical operation to can support the blood vessel complicacy and walk the shape, avoid the user to produce the skew and produce bad puncture custom when the platform is practiced in the bionical vascular atress extrusion of in-process of practicing the puncture, lead to breaking away from clinical operation.
Drawings
Fig. 1 is a schematic structural view of a visual venipuncture teaching aid platform with a support structure according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a support structure according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a connecting socket according to embodiment 1 of the present invention;
fig. 4 is a cross-sectional view of a vascular interface according to embodiment 1 of the present invention;
fig. 5 is a schematic structural view of a base according to embodiment 1 of the present invention;
fig. 6 is a schematic structural view of a visual venipuncture teaching aid platform with a supporting structure according to embodiment 2 of the present invention;
fig. 7 is a schematic structural view of a support structure according to embodiment 2 of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
[ example 1]
As shown in fig. 1, a visual venipuncture teaching aid platform with bearing structure, including base 1, bionical skin (not shown in the picture), bionical blood vessel 2, connecting seat 3, bearing structure 4, camera subassembly 5, display subassembly 6, dipperstick 7 and pressure device, connecting seat 3 sets up on base 1, bionical blood vessel 2's both ends are connected with connecting seat 3, bearing structure 4 sets up in bionical blood vessel 2's downside, can support bionical blood vessel 2, avoid bionical blood vessel 2 to produce the skew under other exogenic actions such as gravity, bionical skin cladding is in bionical blood vessel 2's surface, dipperstick 7 is located on base 1, pressure device is connected with bionical blood vessel 2, a condition of blood returns when being used for the simulation puncture to succeed. The bionic skin is a bionic silica gel block, the bionic blood vessel 2 is made of silicon rubber, the puncture blood vessel feeling can be simulated really and conveniently, the shape distribution of the bionic blood vessel 2 can be various shapes such as a straight line, a curve and a bifurcation shape, the real blood vessel shape of a human body can be simulated conveniently, a user can know the human body structure conveniently, the simulation exercise effect is better, the thickness of the bionic skin is 0.3-1.5mm, the skin structures of different age layers can be simulated, the user can simulate the crowd puncturing with different skin thicknesses and different skin structures, the clinical operation capability is enhanced, the camera component 5 is arranged on one side of the base 1, the camera component 5 is electrically connected with the display component 6, when the user simulates, the camera component 5 can record the whole puncturing process in real time, images are displayed on the display component 6 through a network, the user can observe conveniently after the incident, the advantages and the disadvantages of the puncturing process can be known visually, and the correction can be carried out in time. Be equipped with scale, net and digital sign on the dipperstick 7, can the person of facilitating the use observe the position and the puncture angle etc. of income needle to see through display subassembly 6 and show, more audio-visual help user's study. In this embodiment, the pressurizing device may be a needle tube, and a certain amount of blood is injected into the bionic blood vessel 2 through the needle tube, so that the pressure inside the bionic blood vessel 2 is greater than the external pressure; the pressurizing device can also continuously provide blood for the bionic blood vessel 2 in a mode of intravenous injection for the blood in the transfusion bottle so as to maintain the blood pressure in the bionic blood vessel 2.
Specifically, the bionic blood vessel 2 can be fixed in the outline of the blood vessel by a structural adhesive according to the position and the shape of the blood vessel at the anatomical part of the blood vessel of the human body, and in the embodiment, the structural adhesive can be a thermoplastic resin adhesive, a low-temperature dual-curing adhesive or a rubber adhesive, so that the bionic blood vessel 2 can be conveniently molded. Wherein, the thermoplastic resin adhesive is prepared by taking thermoplastic resin such as polymethacrylate, polyvinyl acetal and the like as main raw materials, and the thermoplastic resin adhesive becomes soft when heated and becomes hard when cooled, and has better adhesiveness and elasticity; the low-temperature dual-curing adhesive is prepared by compounding acrylic resin and hydrogenated epoxy resin; the rubber type adhesive is prepared from synthetic rubber or modified natural rubber such as chloroprene rubber, nitrile rubber, polysulfide rubber and the like.
As shown in fig. 2, in this embodiment, the supporting structure 4 is a supporting frame 41, the supporting frame 41 is screwed on the base 1, the supporting frame 41 can rotate 360 degrees, the supporting frame 41 can be rotated to adapt to the walking shape of the blood vessel, the bionic blood vessel 2 can be better fixed, the supporting frame 41 can also adjust the height, the height difference can be stored in the bionic blood vessel 2, the bionic blood vessel is closer to the distribution of the blood vessel of the real human body, a groove is formed in the supporting frame 41, the bionic blood vessel 2 can be placed on the groove to support the bionic blood vessel 2, and the movement of the bionic blood vessel is prevented.
Please combine fig. 3 and fig. 4 to show, be equipped with blood vessel interface 31 on the connecting seat 3, blood vessel interface 31 imbeds to bionical blood vessel 2, two blood vessel interfaces 31 are with bionical blood vessel 2 chucking, make bionical blood vessel 2 can fix between two connecting seats 3, prevent that bionical blood vessel 2 takes place to remove at the in-process of puncture, the shape of blood vessel interface 31 is the circular cone form, be convenient for be connected the end and bionical blood vessel 2 of blood vessel interface 31, be equipped with draw-in groove 311 on the blood vessel interface 31, draw-in groove 311 and bionical blood vessel 2's tip butt, can be with bionical blood vessel 2 chucking, draw-in groove 311 is equipped with a plurality ofly, can fix the bionical blood vessel 2 of different sizes. Still be equipped with one-way soft plug valve 32 on the connecting seat 3, one-way soft plug valve 32 is located in the blood vessel interface 31, and one-way soft plug valve 32 seals blood in bionical blood vessel 2, avoids the blood in bionical blood vessel 2 to flow out from one-way soft plug valve 32.
Referring to fig. 5, a plurality of neodymium magnets 11 are disposed at the bottom of the base 1, and the base 1 can be fixed on a table or the like by the neodymium magnets 11 to prevent the base 1 from moving during operation.
Please refer to fig. 1, wherein the camera assembly 5 includes a camera 51 and a camera support 52, the camera 51 is rotatably disposed on the camera support 52, a user can adjust a shooting angle and a shooting position of the camera 51 according to a needle insertion position, so as to ensure that the camera 51 shoots all images during puncturing, and the shot images do not exceed the display, the camera 51 is provided with scales, and the scales can be displayed on the bionic blood vessel 2 by shooting through the camera 51, and the scale size can be adjusted by adjusting the position of the camera 51, so as to more intuitively observe the needle insertion angle and distance. The display assembly 6 includes a display 61 and a display support 62, and the display 61 is disposed on the display support 62 for moving the display 61.
Above-mentioned visual venipuncture teaching aid platform with bearing structure selects bionic blood vessel 2's model size at first before using, again according to puncture exercise demand, will change bionic blood vessel 2's shape to through glue or the fixed bionic blood vessel 2's of low temperature thermoplastic material shape, at last on bionic blood vessel 2 cladding on bionic skin. This medical teaching aid platform is when using, at first injects a certain amount of blood to bionical blood vessel 2 through the needle tubing, makes the pressure in bionical blood vessel 2 be greater than external pressure, when puncturing, because there is the pressure differential between the needle tubing of puncture usefulness and bionical blood vessel 2, blood among the bionical blood vessel 2 can flow in order to release pressure in the needle tubing to reach the effect of blood backward flow when simulation puncture is successful. In addition, the blood in the blood bag or the transfusion bottle can be continuously supplied to the bionic blood vessel 2 by the intravenous injection method to maintain the blood pressure in the bionic blood vessel 2, the effect of blood backflow can be simulated when the puncture is successful, and the blood in the blood bag or the transfusion bottle flows into the bionic blood vessel 2 by the intravenous injection method when the blood in the bionic blood vessel 2 flows back to the puncture needle tube for exercise.
[ example 2]
As shown in fig. 6, a visual venipuncture teaching aid platform with bearing structure, including base 1, bionical skin (not shown in the picture), bionical blood vessel 2, connecting seat 3, bearing structure 4, camera subassembly 5, display subassembly 6, dipperstick 7 and pressure device, connecting seat 3 sets up on base 1, bionical blood vessel 2's both ends are connected with connecting seat 3, bearing structure 4 sets up in bionical blood vessel 2's downside, can support bionical blood vessel 2, avoid bionical blood vessel 2 to produce the skew under other exogenic actions such as gravity, bionical skin cladding is in bionical blood vessel 2's surface, dipperstick 7 is located on base 1, pressure device is connected with bionical blood vessel 2, a condition of blood returns when being used for the simulation puncture to succeed. The bionic skin is a bionic silica gel block, the bionic blood vessel 2 is made of silicon rubber, the puncture blood vessel feeling can be simulated really and conveniently, the shape distribution of the bionic blood vessel 2 can be various shapes such as a straight line, a curve and a bifurcation shape, the real blood vessel shape of a human body can be simulated conveniently, a user can know the human body structure conveniently, the simulation exercise effect is better, the thickness of the bionic skin is 0.3-1.5mm, the skin structures of different age layers can be simulated, the user can simulate the crowd puncturing with different skin thicknesses and different skin structures, the clinical operation capability is enhanced, the camera component 5 is arranged on one side of the base 1, the camera component 5 is electrically connected with the display component 6, when the user simulates, the camera component 5 can record the whole puncturing process in real time, images are displayed on the display component 6 through a network, the user can observe conveniently after the incident, the advantages and the disadvantages of the puncturing process can be known visually, and the correction can be carried out in time. Be equipped with scale, net and digital sign on the dipperstick 7, can the person of facilitating the use observe the position and the puncture angle etc. of going into the needle to see through display module 6 and show, more audio-visual help user's study. In this embodiment, the pressurizing device may be a needle tube, and a certain amount of blood is injected into the bionic blood vessel 2 through the needle tube, so that the pressure inside the bionic blood vessel 2 is greater than the external pressure; the pressurizing device can also continuously provide blood for the bionic blood vessel 2 in an intravenous injection mode for the blood in the transfusion bottle so as to maintain the blood pressure in the bionic blood vessel 2.
Specifically, the bionic blood vessel 2 can be fixed in outline by a structural adhesive according to the position and shape of the blood vessel at the anatomical part of the human blood vessel, and in the embodiment, the structural adhesive can be a thermoplastic resin adhesive, a low-temperature dual-curing adhesive or a rubber adhesive, so that the bionic blood vessel 2 can be conveniently molded. Wherein, the thermoplastic resin adhesive is prepared by taking thermoplastic resin such as polymethacrylate, polyvinyl acetal and the like as main raw materials, and the thermoplastic resin adhesive becomes soft when heated and becomes hard when cooled, and has better adhesiveness and elasticity; the low-temperature dual-curing adhesive is prepared by compounding acrylic resin and hydrogenated epoxy resin; the rubber type adhesive is prepared from synthetic rubber or modified natural rubber such as chloroprene rubber, nitrile rubber, polysulfide rubber and the like.
Please refer to fig. 6 and 7, in this embodiment, the supporting structure 4 includes a supporting frame 41 and a sliding seat 42, the supporting frame 41 is screwed on the sliding seat 42, the supporting frame 41 can rotate 360 degrees, the sliding seat 12 is disposed on the base 1, the sliding seat 42 moves along the sliding seat 12, the sliding seat 42 can move along the sliding seat 12, so that the supporting structure 4 can adapt to the bionic blood vessels 2 with different shapes, and the supporting frame 41 can rotate to adapt to the shape of the blood vessels, so as to better fix the bionic blood vessels 2, the supporting frame 41 can also adjust the height, so that the bionic blood vessels 2 can be arranged with a height difference, which is closer to the distribution of the blood vessels of the real human body, the supporting frame 41 is provided with a groove, and the bionic blood vessels 2 can be placed on the groove to support the bionic blood vessels 2, so as to prevent the movement thereof. In particular, the cross-sectional shape of the slide channel 12 may be dovetail, T-slot, etc., and the shape of the slide block 42 matches the slide channel 12 to prevent the slide block 42 from being separated from the slide channel 12 during movement of the slide block 42.
Please combine fig. 3 and fig. 4 to show, be equipped with blood vessel interface 31 on the connecting seat 3, blood vessel interface 31 imbeds to bionical blood vessel 2, two blood vessel interfaces 31 are with bionical blood vessel 2 chucking, make bionical blood vessel 2 can fix between two connecting seats 3, prevent that bionical blood vessel 2 takes place to remove at the in-process of puncture, the shape of blood vessel interface 31 is the circular cone form, be convenient for be connected the end and bionical blood vessel 2 of blood vessel interface 31, be equipped with draw-in groove 311 on the blood vessel interface 31, draw-in groove 311 and bionical blood vessel 2's tip butt, can be with bionical blood vessel 2 chucking, draw-in groove 311 is equipped with a plurality ofly, can fix the bionical blood vessel 2 of different sizes. Still be equipped with one-way soft plug valve 32 on the connecting seat 3, one-way soft plug valve 32 is located in the blood vessel interface 31, and one-way soft plug valve 32 seals blood in bionical blood vessel 2, avoids the blood in bionical blood vessel 2 to flow out from one-way soft plug valve 32.
Referring to fig. 5, a plurality of neodymium magnets 11 are disposed at the bottom of the base 1, and the base 1 can be fixed on a table or the like by the neodymium magnets 11 to prevent the base 1 from moving during operation.
Please refer to fig. 6, wherein the camera assembly 5 includes a camera 51 and a camera support 52, the camera 51 is rotatably disposed on the camera support 52, the user can adjust the shooting angle and the shooting position of the camera 51 according to the needle insertion position, so as to ensure that the camera 51 shoots all images during puncture, and the shot images do not exceed the display, the camera 51 is provided with scales, and the scales can be displayed on the bionic blood vessel 2 by shooting through the camera 51, and the scale can be adjusted by adjusting the position of the camera 51, so as to more intuitively observe the needle insertion angle and distance. The display assembly 6 comprises a display 61 and a display support 62, wherein the display 61 is disposed on the display support 62 for moving the display 61.
Above-mentioned visual venipuncture teaching aid platform with bearing structure selects bionic blood vessel 2's model size at first before using, again according to puncture exercise demand, will change bionic blood vessel 2's shape to through glue or the fixed bionic blood vessel 2's of low temperature thermoplastic material shape, at last on bionic blood vessel 2 cladding on bionic skin. This medical teaching aid platform is when using, at first injects a certain amount of blood into bionical blood vessel 2 through the needle tubing, makes the pressure in bionical blood vessel 2 be greater than external pressure, when puncturing, because there is the pressure differential between the needle tubing of puncture usefulness and bionical blood vessel 2, blood in the bionical blood vessel 2 can flow in order to release pressure to reach the effect of blood backward flow when the simulation puncture is successful in the needle tubing. In addition, the blood in the blood bag or the transfusion bottle can be continuously supplied to the bionic blood vessel 2 in an intravenous injection mode to maintain the blood pressure in the bionic blood vessel 2, the effect of blood backflow can be simulated when the puncture is successful, and the blood in the blood bag or the transfusion bottle flows into the bionic blood vessel 2 in an intravenous injection mode when the blood in the bionic blood vessel 2 flows back to the puncture needle tube for practice.
The above-mentioned embodiments are merely preferred examples of the present invention, and do not limit the scope of the present invention, so all equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.
Claims (10)
1. The utility model provides a visual venipuncture teaching aid platform with bearing structure, a serial communication port, including base, bionical skin, bionical blood vessel, connecting seat and bearing structure, the connecting seat with bearing structure set up in on the base, bionical vascular both ends with the connecting seat is connected, bearing structure set up in bionical vascular downside, bionical skin cladding in bionical vascular surface.
2. The visual venipuncture teaching aid platform with a supporting structure according to claim 1, wherein the bionic blood vessel is in a shape of a straight line, a curve or a bifurcation.
3. The visual venipuncture teaching aid platform with the supporting structure as claimed in claim 2, wherein the supporting structure comprises a supporting frame, and the bionic blood vessel is arranged on the supporting frame.
4. The visual venipuncture teaching aid platform with the supporting structure as claimed in claim 3, wherein the supporting structure further comprises a sliding seat, the supporting frame is rotatably arranged on the sliding seat, the base is provided with a sliding groove, and the sliding seat moves along the sliding groove.
5. The visual venipuncture teaching aid platform with the supporting structure according to any one of claims 1 to 4, wherein a vessel interface is arranged on the connecting base and embedded into the bionic vessel, and a clamping groove is arranged on the vessel interface and abutted against the end of the bionic vessel.
6. The visual venipuncture teaching aid platform with a supporting structure according to claim 5, wherein a one-way soft plug valve is further arranged on the connecting base and arranged in the vascular interface.
7. A visual venipuncture teaching aid platform with a supporting structure according to claim 6, further provided with a pressurizing device connected with the bionic blood vessel.
8. A visual venipuncture teaching aid platform with a supporting structure according to claim 7, further comprising a camera and a display, wherein the camera is arranged on one side of the base, and the display is electrically connected with the camera.
9. The visual venipuncture teaching aid platform with a supporting structure as claimed in claim 8, wherein the camera is provided with scales.
10. A visual venipuncture teaching aid platform with a supporting structure as claimed in claim 8, further provided with a measuring ruler, said measuring ruler being provided on said base.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121593643.3U CN217690353U (en) | 2021-07-13 | 2021-07-13 | Visual venipuncture teaching aid platform with supporting structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121593643.3U CN217690353U (en) | 2021-07-13 | 2021-07-13 | Visual venipuncture teaching aid platform with supporting structure |
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| CN217690353U true CN217690353U (en) | 2022-10-28 |
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| CN202121593643.3U Active CN217690353U (en) | 2021-07-13 | 2021-07-13 | Visual venipuncture teaching aid platform with supporting structure |
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- 2021-07-13 CN CN202121593643.3U patent/CN217690353U/en active Active
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