CN113450637B - Intravenous infusion apparatus for nursing and teaching - Google Patents
Intravenous infusion apparatus for nursing and teaching Download PDFInfo
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- CN113450637B CN113450637B CN202110783287.XA CN202110783287A CN113450637B CN 113450637 B CN113450637 B CN 113450637B CN 202110783287 A CN202110783287 A CN 202110783287A CN 113450637 B CN113450637 B CN 113450637B
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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
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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
- G09B9/00—Simulators for teaching or training purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides an intravenous infusion apparatus for nursing and teaching, which comprises an optical signal transmitting unit, wherein an optical signal transmitting end of the optical signal transmitting unit is communicated with the other end of a pipe sleeve, and the optical signal transmitting unit is used for transmitting an optical signal into an infusion needle; the signal detection unit is used for detecting the optical signal sent by the optical signal emission unit; the feedback unit is arranged on the pipe sleeve; the invention solves the problems that a great deal of medical resources are wasted and the teaching efficiency and quality are very low in the prior art, and the optical signal transmitting unit, the signal detecting unit and the angle measuring unit are utilized to save medical resources and teaching cost and improve the teaching efficiency and quality.
Description
Technical Field
The invention belongs to the technical field of medical nursing teaching aids, and particularly relates to an intravenous infusion set for nursing teaching.
Background
Venipuncture technology is a basic skill of operation that must be grasped by both medical practitioners and nurses.
When the medical school, the unit such as protection school is carrying out the intravenous puncture teaching of intravenous transfusion ware, use disposable transfusion ware more and carry out the teaching, because the liquid gas that remains in the transfusion ware can't get rid of in time for the transfusion ware loses the value of exhaust training, in actual teaching process, also can waste a large amount of aseptic liquid and the disposable hose that the transfusion needle was equipped, and when the student carries out actual operation, owing to lack check out the equipment, can not in time discover the problem that appears in the puncture process, not only wasted a large amount of medical resources, teaching efficiency and quality are also very low.
Disclosure of Invention
The invention aims to provide an intravenous infusion set for nursing and teaching, which solves the problems that a large amount of medical resources are wasted and the teaching efficiency and quality are very low in the prior art, and saves the medical resources and the teaching cost and improves the teaching efficiency and quality by utilizing an optical signal transmitting unit, a signal detecting unit and an angle measuring unit.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the intravenous infusion apparatus for nursing teaching comprises an infusion needle, a needle handle and a tube sleeve, wherein the infusion needle is communicated with one end of the tube sleeve, the infusion needle is connected to the tube sleeve, the side wall of the tube sleeve is fixedly connected with the needle handle, the intravenous infusion apparatus further comprises an optical signal transmitting unit, an optical signal transmitting end of the optical signal transmitting unit is communicated with the other end of the tube sleeve, and the optical signal transmitting unit is used for transmitting an optical signal into the infusion needle;
the signal detection unit is used for detecting the optical signal sent by the optical signal emission unit;
the feedback unit is arranged on the pipe sleeve;
the output end of the angle measuring unit is arranged corresponding to the feedback unit, the angle measuring unit is arranged below the feedback unit, and the angle measuring unit is used for measuring the puncture angle of the infusion needle.
As a further description of the above technical solution:
the signal detection unit comprises an arm injection model, a plurality of rubber tubes, a controller and a photoresistor, wherein the rubber tubes simulate blood vessels to be distributed in the arm injection model, the photoresistor is attached to the inner wall of the rubber tube, and the signal output end of the photoresistor is connected with the first signal input end of the controller.
As a further description of the above technical solution:
the pipe sleeve comprises a first limiting ring and a second limiting ring, the first limiting ring is sleeved at one end of the pipe sleeve, the second limiting ring is sleeved at the other end of the pipe sleeve, and threads are arranged on the inner wall of the second limiting ring.
As a further description of the above technical solution:
the optical signal transmitting unit comprises a laser transmitter and a shell, wherein the laser transmitter is installed in the shell, threads are arranged on the periphery of the shell, the shell is arranged in the second limiting ring, and the shell is in threaded connection with the second limiting ring.
As a further description of the above technical solution:
the feedback unit comprises a first reflecting sheet and a second reflecting sheet, wherein the first reflecting sheet is attached to the surface of the first limiting ring, and the second reflecting sheet is attached to the surface of the second limiting ring.
As a further description of the above technical solution:
the specific processing procedure of the signal detection unit is as follows:
s61: starting the laser emitter to enable laser to be emitted from the infusion needle;
s62: holding the needle handle and penetrating the infusion needle into the arm injection model;
s63: the infusion needle is inserted into the rubber tube, so that laser is injected into the rubber tube;
s64: when the photoresistor in the rubber tube is irradiated by laser, the photoresistor outputs a signal to the controller;
s65: when the first signal input end of the controller receives the signal of the photoresistor, the first signal output end of the controller outputs a signal indicating that the puncture is completed, and otherwise, S66 is executed;
s66: when the first signal input end of the controller does not receive the signal of the photoresistor, the controller does not output the signal.
As a further description of the above technical solution:
the angle measurement unit comprises a first laser range finder and a second laser range finder, wherein the first laser range finder is embedded in the arm injection model, the second laser range finder is embedded in the arm injection model, the range finding end of the first laser range finder corresponds to the first reflector plate, the range finding end of the second laser range finder corresponds to the second reflector plate, the signal output end of the first laser range finder is connected with the second signal input end of the controller, the signal output end of the second laser range finder is connected with the third signal input end of the controller, and the range finding end of the first laser range finder and the range finding end of the second laser range finder are arranged at equal heights and horizontally.
As a further description of the above technical solution:
the specific processing procedure of the angle measuring unit is as follows:
s81: in the puncturing process, the first laser range finder and the second laser range finder are started simultaneously;
s82: the first laser range finder measures the vertical distance h2 from the first reflecting sheet to the first laser range finder, and the second laser range finder measures the vertical distance h1 from the second reflecting sheet to the second laser range finder;
s83: the first laser range finder and the second laser range finder transmit measured data to the controller, the controller calculates the height difference x between the first reflecting sheet and the second reflecting sheet, x=h2-h 1, and the distance between the first laser range finder and the second laser range finder is b; the method comprises the steps of carrying out a first treatment on the surface of the
S84: the controller calculates an included angle alpha, tan alpha=x/b between the infusion needle and the horizontal plane;
s85: and outputting an angle value of alpha according to the tangent function value table by a second signal output end of the controller.
The invention has the following beneficial effects:
1. the use of the sterile liquid and the disposable hose is banned by utilizing the optical signal transmitting unit, and the optical signal transmitting unit can be repeatedly used, so that the loss of medical resources is avoided, and the teaching cost is saved.
2. The signal detection unit is matched with the optical signal emission unit, so that whether the infusion needle is successfully inserted into the correct position or not can be detected, specific feedback data is given to a teacher, and whether students acquire a venipuncture technology or not is judged.
3. When a student performs puncture training, the angle measurement unit is utilized to timely feed back the angle of the infusion needle inserted into the vein, judge whether the insertion angle meets the puncture requirement, timely correct the puncture technique of the student, timely guide the student to perform technical adjustment, and improve the teaching efficiency and the teaching quality.
Drawings
Fig. 1 is a schematic view of the structure of an intravenous infusion set for nursing and teaching.
Fig. 2 is a schematic view of the state of use of the intravenous infusion set for nursing and teaching.
In the figure, 1. An infusion needle; 2. a first stop collar; 3. a second limiting ring; 4. a needle handle; 5. a pipe sleeve; 6. a first laser rangefinder; 7. a second laser rangefinder; 201. a first reflection sheet; 301. a second reflection sheet; 302. a laser emitter.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific embodiments.
As shown in fig. 1, the intravenous infusion set for nursing and teaching comprises an infusion needle 1, a needle handle 4 and a tube sleeve 5, wherein the infusion needle 1 is communicated with one end of the tube sleeve 5, the infusion needle 1 is connected to the tube sleeve 5, the side wall of the tube sleeve 5 is fixedly connected with the needle handle 4, and the intravenous infusion set further comprises an optical signal transmitting unit, an optical signal transmitting end of the optical signal transmitting unit is communicated with the other end of the tube sleeve 5, and the optical signal transmitting unit is used for transmitting an optical signal into the infusion needle 1;
the signal detection unit is used for detecting the optical signal sent by the optical signal emission unit;
a feedback unit disposed on the pipe sleeve 5;
the output end of the angle measuring unit is arranged corresponding to the feedback unit, the angle measuring unit is arranged below the feedback unit, and the angle measuring unit is used for measuring the puncture angle of the infusion needle 1.
The signal detection unit comprises an arm injection model, a plurality of rubber tubes, a controller and a photoresistor, wherein the rubber tubes are distributed in the arm injection model in a simulated vascular mode, the photoresistor is stuck to the inner wall of each rubber tube, and the signal output end of each photoresistor is connected with the first signal input end of the controller.
It should be noted that, the arm injection model, the rubber tube, the controller and the photoresistor are all in the prior art, and the invention is not in a single structure or a circuit, but in that the purpose of detecting the optical signal is realized by utilizing the cooperation among the arm injection model, the rubber tube, the controller and the photoresistor, so that the purpose of detecting whether the infusion needle 1 is successfully inserted into the rubber tube is achieved.
It is worth noting that the photoresistor is only attached to the inner side of the rubber tube and is only arranged at the bottom of the rubber tube.
The pipe sleeve 5 comprises a first limiting ring 2 and a second limiting ring 3, the first limiting ring 2 is sleeved at one end of the pipe sleeve 5, the second limiting ring 3 is sleeved at the other end of the pipe sleeve 5, and threads are arranged on the inner wall of the second limiting ring 3.
The optical signal transmitting unit comprises a laser transmitter 302 and a shell, wherein the laser transmitter 302 is installed in the shell, threads are arranged on the periphery of the shell, the shell is arranged in the second limiting ring 3, and the shell is in threaded connection with the second limiting ring 3.
Preferably, the laser transmitter 302 is a small-sized laser transmitter 302, and the laser transmitter 302 is in the prior art, and the laser transmitter 302 is powered by an external power supply, so that the laser transmitter 302 is convenient to install and disassemble, is convenient to maintain, and can be repeatedly used due to the fact that the threads are arranged.
The feedback unit comprises a first reflecting sheet 201 and a second reflecting sheet 301, the first reflecting sheet 201 is attached to the surface of the first limiting ring 2, and the second reflecting sheet 301 is attached to the surface of the second limiting ring 3.
The specific processing procedure of the signal detection unit is as follows:
s61: activating the laser emitter 302 to emit laser from the infusion needle 1;
s62: holding the needle handle 4 and penetrating the infusion needle 1 into the arm injection model;
s63: the infusion needle 1 is inserted into a rubber tube, so that laser is injected into the rubber tube;
s64: when the photoresistor in the rubber tube is irradiated by laser, the photoresistor outputs a signal to the controller;
s65: when the first signal input end of the controller receives the signal of the photoresistor, the first signal output end of the controller outputs a signal indicating that the puncture is completed, and otherwise, S66 is executed;
s66: when the first signal input end of the controller does not receive the signal of the photoresistor, the controller does not output the signal.
Further, the angle measurement unit includes first laser range finder 6 and second laser range finder 7, first laser range finder 6 inlays to be established in the arm injection model, second laser range finder 7 inlays to be established in the arm injection model, the range finding end of first laser range finder 6 corresponds first reflector 201 sets up, the range finding end of second laser range finder 7 corresponds second reflector 301 sets up, the signal output part of first laser range finder 6 with the second signal input part of controller is connected, the signal output part of second laser range finder 7 with the third signal input part of controller is connected, the range finding end of first laser range finder 6 with the equal altitude of range finding end of second laser range finder 7 sets up horizontally.
As shown in fig. 2, the specific processing procedure of the angle measurement unit is as follows:
s81: during the puncturing process, the first laser distance meter 6 and the second laser distance meter 7 are started simultaneously;
s82: the first laser distance meter 6 measures the vertical distance h2 from the first reflecting plate 201 to the first laser distance meter 6, and the second laser distance meter 7 measures the vertical distance h1 from the second reflecting plate 301 to the second laser distance meter 7;
s83: the first laser distance meter 6 and the second laser distance meter 7 transmit measured data to the controller, the controller calculates the height difference x, x=h2-h 1 between the first reflecting sheet 201 and the second reflecting sheet 301, and the distance between the first laser distance meter 6 and the second laser distance meter 7 is b;
s84: the controller calculates an included angle alpha, tan alpha=x/b between the infusion needle 1 and the horizontal plane; the method comprises the steps of carrying out a first treatment on the surface of the
S85: and outputting an angle value of alpha according to the tangent function value table by a second signal output end of the controller.
Finally, the signal fed back from the controller by the instructor judges whether the student correctly completes the puncturing process.
In summary, the invention has the following beneficial effects:
1. the use of the sterile liquid and the disposable hose is banned by utilizing the optical signal transmitting unit, and the optical signal transmitting unit can be repeatedly used, so that the loss of medical resources is avoided, and the teaching cost is saved.
2. The signal detection unit is matched with the optical signal emission unit, so that whether the infusion needle 1 is successfully inserted into the correct position or not can be detected, specific feedback data is given to a teacher, and whether students acquire a venipuncture technology or not is judged.
3. When a student performs puncture training, the angle measurement unit is utilized to timely feed back the angle of the infusion needle 1 inserted into a vein, judge whether the insertion angle meets the puncture requirement, timely correct the puncture technique of the student, timely guide the student to perform technical adjustment, and improve the teaching efficiency and the teaching quality.
Claims (3)
1. Intravenous infusion apparatus for nursing teaching, including infusion needle (1), needle handle (4) and pipe box (5), infusion needle (1) with the one end intercommunication of pipe box (5), infusion needle (1) are connected on pipe box (5), the lateral wall of pipe box (5) with needle handle (4) fixed connection, its characterized in that: the infusion needle also comprises an optical signal transmitting unit, wherein an optical signal transmitting end of the optical signal transmitting unit is communicated with the other end of the tube sleeve (5), and the optical signal transmitting unit is used for transmitting an optical signal into the infusion needle (1);
the signal detection unit is used for detecting the optical signals sent by the optical signal emission unit and comprises an arm injection model, a plurality of rubber tubes, a controller and a photoresistor, wherein the rubber tubes simulate blood vessels to be distributed in the arm injection model, the photoresistor is attached to the inner wall of each rubber tube, and the signal output end of each photoresistor is connected with the first signal input end of the corresponding controller;
the feedback unit is arranged on the pipe sleeve (5), the pipe sleeve (5) comprises a first limiting ring (2) and a second limiting ring (3), the first limiting ring (2) is sleeved at one end of the pipe sleeve (5), the second limiting ring (3) is sleeved at the other end of the pipe sleeve (5), threads are arranged on the inner wall of the second limiting ring (3), the optical signal transmitting unit comprises a laser transmitter (302) and a shell, the laser transmitter (302) is arranged in the shell, threads are arranged on the periphery of the shell, the shell is arranged in the second limiting ring (3), the shell is in threaded connection with the second limiting ring (3), the feedback unit comprises a first reflecting sheet (201) and a second reflecting sheet (301), the first reflecting sheet (201) is attached to the surface of the first limiting ring (2), and the second reflecting sheet (301) is attached to the surface of the second limiting ring (3).
The angle measurement unit, the output of angle measurement unit corresponds feedback unit sets up, angle measurement unit sets up the below of feedback unit, angle measurement unit is used for measuring the puncture angle of transfusion needle (1), angle measurement unit includes first laser range finder (6) and second laser range finder (7), first laser range finder (6) inlay and establish in the arm injection model, second laser range finder (7) inlay and establish in the arm injection model, the range finding end of first laser range finder (6) corresponds first reflector (201) sets up, the range finding end of second laser range finder (7) corresponds second reflector (301) sets up, the signal output part of first laser range finder (6) with the second signal input part of controller is connected, the signal output part of second laser range finder (7) with the third signal input part of controller is connected, the range finding end of first laser range finder (6) with the second laser range finder (7) just sets up level and so on.
2. The nursing teaching iv set as set forth in claim 1, wherein: the specific processing procedure of the signal detection unit is as follows:
s61: activating the laser emitter (302) to emit laser from the infusion needle (1);
s62: holding the needle handle (4) and penetrating the infusion needle (1) into the arm injection model;
s63: the infusion needle (1) is inserted into the rubber tube, so that laser is injected into the rubber tube;
s64: when the photoresistor in the rubber tube is irradiated by laser, the photoresistor outputs a signal to the controller;
s65: when the first signal input end of the controller receives the signal of the photoresistor, the first signal output end of the controller outputs a signal indicating that the puncture is completed, and otherwise, S66 is executed;
s66: when the first signal input end of the controller does not receive the signal of the photoresistor, the controller does not output the signal.
3. The nursing teaching iv set as set forth in claim 2, wherein: the specific processing procedure of the angle measuring unit is as follows:
s81: in the puncturing process, the first laser range finder (6) and the second laser range finder (7) are started simultaneously;
s82: the first laser distance meter (6) measures the vertical distance h2 from the first reflecting sheet (201) to the first laser distance meter (6), and the second laser distance meter (7) measures the vertical distance h1 from the second reflecting sheet (301) to the second laser distance meter (7);
s83: the first laser distance meter (6) and the second laser distance meter (7) transmit measured data to the controller, the controller calculates the height difference x between the first reflecting sheet (201) and the second reflecting sheet (301), x=h2-h 1, and the distance between the first laser distance meter (6) and the second laser distance meter (7) is b;
s84: the controller calculates an included angle alpha, tan alpha = x/b between the infusion needle (1) and the horizontal plane;
s85: and outputting an angle value of alpha according to the tangent function value table by a second signal output end of the controller.
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| CN202110783287.XA CN113450637B (en) | 2021-07-12 | 2021-07-12 | Intravenous infusion apparatus for nursing and teaching |
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| CN202110783287.XA CN113450637B (en) | 2021-07-12 | 2021-07-12 | Intravenous infusion apparatus for nursing and teaching |
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| CN113450637B true CN113450637B (en) | 2023-08-11 |
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