CN219303204U

CN219303204U - Closed venous transfusion training simulation model

Info

Publication number: CN219303204U
Application number: CN202223358664.4U
Authority: CN
Inventors: 刘思奇; 蔡朔; 许春英; 杨笑
Original assignee: Air Force Hospital Of Northern Theater Of Chinese Pla
Current assignee: Air Force Hospital Of Northern Theater Of Chinese Pla
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-07-04
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to the technical field of intravenous transfusion nursing equipment, in particular to a closed intravenous transfusion training simulation model which comprises a simulation palm, an arm simulation body, a compression assembly and a rolling assembly, wherein two tube slots which are arranged up and down and are used for containing latex tubes are formed in the arm simulation body; the winding component comprises a winding piece and a power source, and the latex tube can be wound on the winding piece. According to the utility model, the motor drives the latex tube to rotate, the punctured latex tube is rolled and conveyed out of the arm simulation body from the tube slot positioned below, and the latex of the punctured part is isolated and tightened by matching with the compression assembly, so that the non-punctured part of the latex tube can be continuously used for repeated exercise, the repeated utilization rate of the latex tube is improved, and multiple intravenous infusion puncture practical training can be performed by using a single latex tube.

Description

Closed venous transfusion training simulation model

Technical Field

The utility model relates to the technical field of intravenous transfusion nursing equipment, in particular to a closed intravenous transfusion training simulation model.

Background

Intravenous infusion refers to a therapeutic method in which sterile fluid is introduced into the body through the patient's vein to effect a therapeutic action based on the clinical need of treatment by using the pressure differential between the atmospheric pressure and the patient's venous blood. In medical training, a learner needs to perform a plurality of practices and training in order to grasp the operation mode of venipuncture in the closed intravenous infusion process. At present, a simulated vein used for training is generally a thin latex tube, a student punctures a needle head into the latex tube when practicing vein puncture, and if the indication liquid flows back through the needle head, the puncture is in place. After the latex tube in the training model is used by a student, the latex tube is punctured and cannot store the indication liquid, the latex tube is frequently replaced to be provided for the next student, the repeated utilization rate is low, the latex tube is always punctured in a small area, and the whole latex tube is easy to replace and waste. In view of this, we propose a closed intravenous infusion training simulation model.

Disclosure of Invention

In order to make up for the defects, the utility model provides a closed intravenous transfusion training simulation model.

The technical scheme of the utility model is as follows:

the utility model provides a closed venous transfusion trains simulation model, includes simulation palm and arm simulation body, simulation palm's rear end with the front end of arm simulation body is connected, two tube grooves that hold the latex tube that set up from top to bottom in the arm simulation body, the arm simulation body is close to the inside holding tank that is equipped with of one end of simulation palm, two the tube groove is close to the one end of simulation palm all with holding tank intercommunication, two the one end that simulation palm was kept away from to the tube groove all runs through and extends to the outside of arm simulation body, still includes:

the pressing assembly comprises a fixed ring fixed on the outer side of the arm simulation body, a screw rod extending into the arm simulation body and extending into the pipe groove located above is arranged on the fixed ring, the screw rod is in threaded connection with the arm simulation body, an extrusion head is fixed at the bottom of the screw rod, and the extrusion head is used for extruding the latex pipe;

the winding assembly is arranged in the accommodating groove and comprises a winding piece and a power source, and the latex tube can be wound on the winding piece and is driven by the power source to move in the two tube grooves.

Preferably, the top surface of the arm simulation body is provided with a pressing hole, and the pressing hole is communicated with the pipe groove positioned above.

Preferably, two the bottom of tube nest all is provided with the clamping ring that a plurality of intervals set up, two offer a plurality of through-holes between the tube nest and make its intercommunication, two the one end that the tube nest kept away from the holding tank all is provided with the fixed block.

Preferably, the top of screw rod is connected with the turnbuckle, screw rod bottom side symmetry is connected with two stopper.

Preferably, the winding member comprises a pulley, the pulley is located in the accommodating groove, and one side of the pulley is connected with a bearing fixed on the inner wall of the accommodating groove.

Preferably, the diameter of the screw is less than or equal to the width of the tube slot.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the pulley is arranged in the arm simulation body, the pulley is driven to rotate by the motor, the punctured latex tube is wound and conveyed out of the arm simulation body from the tube slot positioned below, and the latex of the punctured part is isolated and tightly bound by the compression component, so that puncture practice of intravenous transfusion can be continuously carried out by continuously using the part, which is not punctured, of the latex tube, a student can improve the recycling rate of the latex tube in the process of operation training of closed intravenous transfusion, and the student can carry out multiple intravenous puncture practical training by using a single latex tube, thereby avoiding waste.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of an arm simulation body according to the present utility model;

FIG. 3 is a partial cross-sectional view of an arm simulation body according to the present utility model;

FIG. 4 is a schematic view of a pressing assembly according to the present utility model;

FIG. 5 is a schematic view of a winding assembly according to the present utility model.

In the figure:

1. simulating a palm; 2. an arm simulation body; 3. a compression assembly; 4. a latex tube; 5. a winding assembly;

21. a compaction hole; 22. a receiving groove; 23. a tube groove; 24. a compression ring; 25. a through hole; 26. a clamping groove; 27. a fixed block; 28. a clamping block;

31. a fixing ring; 32. a threaded hole; 33. a rotating handle; 34. a screw; 35. a limiting block; 36. an extrusion head;

51. a motor; 52. a pulley; 53. and (3) a bearing.

Detailed Description

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

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Please refer to fig. 1-5:

the utility model provides a closed venous transfusion trains simulation model, including simulation palm 1, arm simulation body 2, compress tightly subassembly 3 and rolling subassembly 5, simulation palm 1's rear end is connected with arm simulation body 2's front end, two tube grooves 23 that hold latex tube 4 that set up from top to bottom in the arm simulation body 2, arm simulation body 2 is close to simulation palm 1's one end inside is equipped with holding tank 22, two tube grooves 23 are close to simulation palm 1's one end all and holding tank 22 intercommunication, two tube grooves 23 are kept away from simulation palm 1's one end and are all run through and extend to the outside of arm simulation body 2.

The compression assembly 3 comprises a fixed ring 31 fixed on the outer side of the arm simulation body 2, a screw rod 34 extending into the arm simulation body 2 and extending into the pipe groove 23 positioned above is arranged on the fixed ring 31, the screw rod 34 is in threaded connection with the arm simulation body 2, an extrusion head 36 is fixed at the bottom of the screw rod 34, the extrusion head 36 is used for extruding the latex pipe 4, and the diameter of the screw rod 34 is smaller than or equal to the width of the pipe groove 23; the winding component 5 is arranged in the accommodating groove 22, the winding component 5 comprises a winding piece and a power source, the latex tube 4 can be wound on the winding piece, and the winding piece is driven by the power source to move the latex tube 4 in the two tube grooves 23. In the embodiment, the top surface of the arm simulation body 2 is provided with a pressing hole 21, and the pressing hole 21 is communicated with a pipe groove 23 positioned above; the fixed ring 31 is fixedly arranged on the outer wall of the arm simulation body 2, a through threaded hole 32 is formed in the top side of the fixed ring 31, and a screw 34 is inserted into the threaded hole 32 for threaded connection and penetrates through the compression hole 21 to extend into the pipe groove 23; wherein, extrusion head 36 is located directly over latex tube 4, and when screw 34 is fully screwed in, extrusion head 36 just can extrude latex tube 4.

In this embodiment, the two tube grooves 23 are disposed vertically in a parallel relationship in space, and the latex tube 4 is put into use in the tube groove 23 located above, and the latex tube 4 in the tube groove 23 located below is used.

The bottoms of the two pipe grooves 23 are provided with a plurality of compression rings 24 which are arranged at intervals, a plurality of through holes 25 are formed between the two pipe grooves 23 to enable the two pipe grooves to be communicated, and one ends of the two pipe grooves 23, which are far away from the accommodating groove 22, are provided with fixing blocks 27.

In the embodiment, the plurality of pressing rings 24 are uniformly and fixedly connected to the bottom of the pipe groove 23, so that the latex pipe 4 is limited, and the latex pipe 4 is prevented from being curled and folded during winding; when a student punctures the latex tube 4 in the tube groove 23 above, the indication liquid possibly flows out of the tube groove 23, and then flows out of the tube groove 23 below through the through hole 25, so that the phenomenon that the next student punctures the latex tube 4 carelessly but the needle head absorbs the exuded indication liquid to generate erroneous judgment is avoided; both sides of the fixed block 27 are fixedly connected with clamping blocks 28, which can be clamped in clamping grooves 26 matched with the arm simulation body 2, which are formed in one end of the arm simulation body 2, small holes for accommodating the latex tubes 4 to pass through are formed in the fixed block 27, and the fixed block 27 plays a role in limiting and fixing the latex tubes 4, so that the latex tubes cannot be mistakenly bumped to cause displacement in the tube grooves 23 during puncture.

The top of screw rod 34 is connected with stem 33, and screw rod 34 bottom side symmetry is connected with two stopper 35.

In the embodiment, the rotating handle 33 is fixedly connected to the top of the screw 34, and the two limiting blocks 35 are symmetrically and fixedly connected to the side surface of the bottom of the screw 34; when the latex tube 4 needs to be wound, the screw 34 is screwed out upwards, the limiting block 35 prevents the screw 34 from being separated from the threaded hole 32, after single venipuncture is completed, the screw 34 is rotated by the rotating handle 33 to move downwards until the extrusion head 36 extrudes the latex tube 4 to separate and tighten the latex tube, and a subsequent student can continue to use the un-punctured part of the latex tube 4.

The winding piece further comprises a pulley 52, the pulley 52 is located in the accommodating groove 22, one side of a central shaft on the pulley 52 is connected with a bearing 53 fixed on the inner wall of the accommodating groove 22, a power source is a motor 51, specifically, the motor 51 is fixedly installed in the accommodating groove 22, an output shaft of the motor 51 is fixedly connected with the other side of the central shaft of the pulley 52, and the pulley 52 is driven to rotate to wind the latex tube 4 by starting the motor.

In this embodiment, the outer ring of the bearing 53 is fixedly connected to the inner wall of the accommodating groove 22, and the inner ring is fixedly connected to one side of the central shaft on the pulley 52.

When the device is specifically used, when a learner performs operation training of closed intravenous infusion puncture, an indication liquid is filled in the latex tube 4, the learner punctures the latex tube 4 in the tube groove 23 positioned above, if the indication liquid flows out through a needle head, the latex tube 4 is punctured in place, the motor 51 can be started to drive the pulley 52 to rotate, the latex tube 4 at the punctured part is wound and is sent into the tube groove 23 positioned below, and finally, the latex tube 4 at the waste part and the indication liquid flowing into the tube groove 23 below can be conveniently treated by pulling out the fixing block 27 from one end of the arm simulation body 2; after the single puncture is completed, the screw 34 is rotated by the rotating handle 33 to move downwards until the extrusion head 36 extrudes the emulsion tube 4 to isolate and tighten the emulsion tube, and the subsequent trainee can continue to use the un-punctured part of the emulsion tube 4.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a closed venous transfusion trains simulation model, includes simulation palm (1) and arm simulation body (2), the rear end of simulation palm (1) with the front end of arm simulation body (2) is connected, two tube grooves (23) that hold latex tube (4) that set up from top to bottom in arm simulation body (2), arm simulation body (2) are close to the inside holding tank (22) that is equipped with of one end of simulation palm (1), two tube grooves (23) are close to the one end of simulation palm (1) all with holding tank (22) intercommunication, two the one end that simulation palm (1) was kept away from to tube grooves (23) all runs through and extends to the outside of arm simulation body (2), its characterized in that: further comprises:

the compression assembly (3), the compression assembly (3) comprises a fixed ring (31) fixed on the outer side of the arm simulation body (2), a screw rod (34) extending into the arm simulation body (2) and extending into the pipe groove (23) located above is arranged on the fixed ring (31), the screw rod (34) is in threaded connection with the arm simulation body (2), an extrusion head (36) is fixed at the bottom of the screw rod (34), and the extrusion head (36) is used for extruding the latex pipe (4);

the winding assembly (5), winding assembly (5) set up in holding tank (22), winding assembly (5) are including rolling spare and power supply, latex tube (4) can be rolled up on the rolling spare, and rely on power supply drive rolling spare makes latex tube (4) move in two in tube groove (23).

2. The closed type intravenous infusion training simulation model according to claim 1, wherein: the top surface of arm simulation body (2) has offered and has pressed down hole (21), press down hole (21) and be located tube groove (23) of top intercommunication.

3. The closed type intravenous infusion training simulation model according to claim 1, wherein: the bottom of two tube grooves (23) all is provided with clamping rings (24) that a plurality of intervals set up, two offer a plurality of through-holes (25) between tube grooves (23) and make its intercommunication, two tube grooves (23) keep away from holding tank (22) one end all is provided with fixed block (27).

4. The closed type intravenous infusion training simulation model according to claim 1, wherein: the top of screw rod (34) is connected with stem (33), screw rod (34) bottom side symmetry is connected with two stopper (35).

5. The closed type intravenous infusion training simulation model according to claim 1, wherein: the winding piece comprises a pulley (52), the pulley (52) is positioned in the accommodating groove (22), and one side of the pulley (52) is connected with a bearing (53) fixed on the inner wall of the accommodating groove (22).

6. The closed type intravenous infusion training simulation model according to claim 1, wherein: the diameter of the screw (34) is smaller than or equal to the width of the pipe groove (23).