Medical equipment for gastric lavage based on force action principle
Technical Field
The invention relates to the technical field of medical gastric lavage operations, in particular to a gastric lavage medical device based on the force action principle.
Background
The gastric lavage machine is a medical device, and is suitable for rescuing patients suffering from food poisoning and drug taking in various medical institutions, emergency centers and the like and for gastric lavage before operation; the application method can be carried out according to the flow of 'preparation → liquid filling (including spraying ephedrine) → stomach tube receiving → gastric lavage → stomach tube poking → bottle and stomach tube flushing', and gastric lavage equipment comprises a latex stomach tube, forceps, paraffin oil, a mouth gag and the like.
For some patients who drink too much or eat toxic food, the consciousness of the patients is not clear enough, a mouth gag is needed in the gastric lavage operation process, the traditional mouth gag can only mechanically open the oral cavity support of the patients and cannot assist the latex placing tube to pass through the stomach of the patients, and the supporting force is fixed, so that the ephedrine solution cannot be sprayed to a proper position; in addition, the existing gastric lavage equipment is lack of a positioning mechanism for placing a tube, the position of the placing tube is often not clear enough, and then the gastric lavage operation is influenced, so that the gastric lavage based medical equipment is produced according to the force action principle.
Disclosure of Invention
In order to realize the purposes of controlling the spraying position of the ephedrine according to the masseter force of the patient and accurately judging the position of the gastric tube, the invention provides the following technical scheme: the utility model provides a medical equipment based on effect of force principle gastric lavage, which comprises a housin, the surperficial swing joint of casing has the bracing piece, and the surperficial swing joint of bracing piece has the telescopic link, and the one end swing joint that the bracing piece was kept away from to the telescopic link has the atress case, and the surperficial swing joint of atress case has places the pipe, the junction swing joint who places pipe and atress case has the material spraying pipe, and the bottom swing joint who spouts the material pipe has the spring beam, places the inside of pipe and the upper portion swing joint who is located the atress case has the piston block, and the inside swing joint of piston block has.
The invention has the beneficial effects that:
1. the shell is placed at the mouth of a patient, and a certain angle is formed between the support rod and the shell, so that when a gastric tube is placed and the gastric tube does not pass through the stress box, at the initial stage of placement of the gastric tube, the limiting rod moves to drive the rotating body in the material spraying tube to rotate, and the rotating body does not contact with the spraying port on the surface of the material spraying tube after rotating, so that a ephedrine solution in the rotating body is sprayed out after losing the limiting force, and the sprayed ephedrine solution is located at the joint of the nasal cavity and the oral cavity, so that the effect of controlling the spraying position of the ephedrine according to the force of the masseter muscle of the patient is achieved; after the ephedrine solution is sprayed out, the patient can consciously reduce the biting force by receiving stimulation in the oral cavity, and the oral cavity of the patient is supported by the resistance function of the resistance piece.
2. Exert pressure at the bracing piece through the facial interlock muscle of above-mentioned patient control, it is close to each other to promote the telescopic link, and the in-process that the telescopic link contracts carries out the lapse along the bracing piece surface, and the effect of power, so the telescopic link can promote atress case rebound, the pressure plate on its surface also is promoted extrusion compression spring when the piston piece removes, run through whether stomach tube is inside can pump gastric juice this moment, if pump gastric juice then surface stomach tube is in suitable position, thereby reached the accurate effect of judging the position of placing the pipe.
Preferably, the interior of the stress box is movably connected with an extension box.
Preferably, the interior of the extension box is movably connected with a roller rod, and the roller rod plays a role in controlling the movement of the rotating body.
Preferably, the surface of the extension box is provided with a clamping groove, and the clamping groove plays a role in providing space for placing the limiting rod.
Preferably, the surface of the clamping groove is movably connected with a limiting rod, and the limiting rod plays a role in transferring and changing the direction of the force.
Preferably, one end of the limiting rod, which is far away from the clamping groove, is movably connected with a rotating body, and the rotating body plays a role in controlling the spraying amount of the ephedrine solution, wherein the ephedrine content is two percent.
Preferably, the rotating body is movably connected with the material spraying pipe.
Preferably, the junction swing joint of bracing piece and casing has the resistance piece, and the fixed surface of bracing piece is connected with flexible net, and when patient's oral cavity and casing contact, flexible net just contacted with patient's mouth muscle, plays the effect that prevents patient's mouth by the fish tail.
Preferably, the surface of the material spraying pipe is provided with a material spraying port.
Preferably, the roller rod is movably connected with an elastic element inside.
Drawings
FIG. 1 is a front cross-sectional view of the housing construction of the present invention;
FIG. 2 is a cross-sectional view of a deployment tube structure of the present invention;
FIG. 3 is a schematic view of the piston block of the present invention;
FIG. 4 is a schematic view of the structure of the force-bearing box of the present invention;
FIG. 5 is an enlarged view of a portion A of FIG. 4;
FIG. 6 is a schematic view of a support bar according to the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at B;
fig. 8 is a schematic view of the structure of the flexible net of the present invention.
In the figure: the device comprises a shell 1, a support rod 2, a telescopic rod 3, a stress box 4, a placing pipe 5, a spray pipe 6, a spring rod 7, a piston block 8, a compression spring 9, a pressure plate 10, an extension box 11, a roller rod 12, a clamping groove 13, a limiting rod 14, a rotating body 15 and a resistance part 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a medical device for gastric lavage based on force action principle comprises a shell 1, wherein the surface of the shell 1 is movably connected with a support rod 2, the joint of the support rod 2 and the shell 1 is movably connected with a resistance piece 16, after ephedrine solution is sprayed out, the oral cavity of a patient receives stimulation to consciously relieve the occlusion force, and the oral cavity of the patient is supported by the resistance action of the resistance piece 16; the fixed surface of bracing piece 2 is connected with flexible net, and when patient's oral cavity and casing 1 contact, flexible net just contacted with patient's mouth muscle, plays the effect that prevents that patient's mouth from by the fish tail.
The surface of the supporting rod 2 is movably connected with a telescopic rod 3, one end of the telescopic rod 3, which is far away from the supporting rod 2, is movably connected with a stress box 4, the inner part of the stress box 4 is movably connected with an extension box 11, the inner part of the extension box 11 is movably connected with a roller rod 12, the inner part of the roller rod 12 is movably connected with an elastic part, the roller rod 12 plays a role of controlling a rotating body 15 to move, the surface of the extension box 11 is provided with a clamping groove 13, the clamping groove 13 plays a role of providing space for placing a limiting rod 14, the surface of the clamping groove 13 is movably connected with a limiting rod 14, the limiting rod 14 plays a role of transmitting and changing the direction of force, one end of the limiting rod 14, which is far away from the clamping groove 13, is movably connected with the rotating body 15, the telescopic rod 3 can approach to the surface of the supporting rod, the movement of the limiting rod 14 drives the rotating body 15 on the surface of the material spraying pipe 6 to rotate.
Rotor 15 plays the effect of control ephedrine solution blowout volume, wherein ephedrine content is two percent, rotor 15 and spout material pipe 6 swing joint, the surperficial swing joint of atress case 4 has places pipe 5, place the oral area at the patient with casing 1, because certain angle has between bracing piece 2 and the casing 1, can strut certain distance with patient's palate and chin when putting into patient's oral area with casing 1, place the completion back, let in the stomach tube and place in the pipe 5, when placing the in-process of stomach tube and stomach tube do not pass through atress case 4, the initial stage of placing for the stomach tube this moment.
Place pipe 5 and stress box 4 junction swing joint and have spout material pipe 6, spout the surface of material pipe 6 and seted up the material spraying mouth, the bottom swing joint that spouts material pipe 6 has spring beam 7, and the in-process that 3 shranks of telescopic link carries out the lapse along 2 surfaces of bracing piece, because of the effect of power, the shape that power can make the object changes (deformation for short), the motion state that also can make the object changes, can know according to newton's third law, the effect of power is mutual, event telescopic link 3 can promote stress box 4 and upwards remove.
The stress box 4 moves upwards and stretches the spring rod 7 at the same time, so that the movement of the stress box 4 is limited by the spring rod 7, and the phenomenon that the stress box 4 is pushed excessively is avoided; place the inside of pipe 5 and be located the upper portion swing joint who receives force case 4 and have piston block 8, the inside swing joint of piston block 8 has compression spring 9, compression spring 9 keeps away from the one end swing joint of piston block 8 and has pressure plate 10, pressure plate 10 on its surface also is promoted extrusion compression spring 9 when piston block 8 moves, compression spring 9 receives to extrude its this moment piston block 8 in the top of stomach tube, the event can form a suction force on the stomach tube surface, observe whether stomach tube is inside can pump the gastric juice this moment, if pump the gastric juice then the surface stomach tube has been in suitable position.
When the device is used, because the consciousness of a patient is not clear, the patient can control the facial occlusion muscles to approach each other, an extrusion force is provided for the supporting rod 2, the supporting rod 2 is pushed to contract by the extrusion force, the rotating body 15 does not contact with the spraying port on the surface of the spraying pipe 6 after rotating, the ephedrine solution in the rotating body loses the limiting force and is sprayed out, and the sprayed ephedrine solution is positioned at the joint of the nasal cavity and the oral cavity and plays a role in controlling the spraying position of the ephedrine according to the force of the biting muscles of the patient; exert pressure at bracing piece 2 through the facial interlock muscle of above-mentioned patient control, promote telescopic link 3 and be close to each other, stress case 4 rebound can extrude piston block 8 and place this part gas between the pipe 5, gas can upwards promote piston block 8 by the compression, in addition, when patient no longer extrudees bracing piece 2, each position loses pressure and resumes to original state, so compression spring 9 extends, the effect of spring beam 7 pulling stress case 4 in addition, the stomach tube is inside to have partial air current to let in patient's is internal, put the stethoscope on patient's belly again, the auscultation has the ventilative water sound, play the effect that the stomach tube position was judged to the accuracy.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.