CN114272138A

CN114272138A - Supplementary feeding device of gastroenterology

Info

Publication number: CN114272138A
Application number: CN202111590348.7A
Authority: CN
Inventors: 王彦粉; 徐保立
Original assignee: Wenshang County Hospital Of Traditional Chinese Medicine
Current assignee: Wenshang County Hospital Of Traditional Chinese Medicine
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-04-05

Abstract

The invention discloses an auxiliary feeding device for a gastroenterology department, which has the structure that: the bottom of the holding tank is a cone, and the bottom of the holding tank is provided with an opening; the cover body is detachably connected to the upper port of the accommodating tank, the lifting device is connected with the power supply unit, and the lifting device and the power supply unit are both arranged in the inner cavity of the cover body; two ends of the connecting rod are respectively connected with the lifting device and the blocking ball, and the blocking ball blocks the opening; the feeding pipe is horizontally fixed at the bottom of the containing tank, and the opening of the feeding pipe is communicated with the pipe cavity of the feeding pipe; the propeller is connected in the right port of the feeding pipe, the left port of the feeding pipe is conical, and the right port of the backflow preventing pipe is fixed on the conical port in a sealing mode; the guide pipe is connected to the lower surface of the backflow prevention pipe, the pipe cavities of the backflow prevention pipe and the backflow prevention pipe are communicated, and the backflow prevention ball is located in the backflow prevention pipe; two ends of the spring are respectively connected with the anti-backflow ball and the anti-backflow pipe. The auxiliary feeding device for the gastroenterology can realize an intermittent auxiliary feeding mode, so that sufficient swallowing time is provided for a patient, and the patient is prevented from being choked in the feeding process.

Description

Supplementary feeding device of gastroenterology

Technical Field

The invention relates to the technical field of auxiliary feeding, in particular to an auxiliary feeding device for a gastroenterology department.

Background

The information disclosed in this background of the invention is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Some patients cannot independently eat or have a rehabilitation requirement, the diet requirement of the patients in a lifetime is gradual, and generally fasting is changed into fluid, then into semi-fluid and finally into normal food. Therefore, the liquid diet is generally fed to supplement energy and nutrient substances needed by the body of patients, is easier to swallow and digest, and is suitable for patients who are extremely weak and cannot chew food, such as patients with acute gastroenteritis, esophageal stenosis and other diseases. Currently, various auxiliary devices have been developed to assist patients in eating liquid food. However, the inventor has found that some existing auxiliary feeding devices continue to assist the patient in feeding after activation, but because such patients in most cases have difficulty swallowing, the patient is easily choked to get a more serious problem with continuous feeding.

Disclosure of Invention

In order to solve the problems, the invention provides an auxiliary feeding device for a gastroenterology department, which adopts an intermittent auxiliary feeding mode and can provide sufficient swallowing time for a patient to prevent the patient from being choked in the feeding process. In order to achieve the above object, the technical solution of the present invention is as follows.

A gastroenterology assisted feeding device, comprising: the device comprises a containing tank, a cover body, a lifting device, a power supply unit, a connecting rod, a blocking ball, an esophagus inlet, a propeller, a backflow prevention pipe, a flow guide pipe, a backflow prevention ball, a spring, a handle, a switch and a controller. Wherein: the bottom of the holding tank is a cone, and the bottom of the holding tank is provided with an opening. The lid can be dismantled and connect on holding the last port of jar, elevating gear is connected with power supply unit and both set up in the inner chamber of lid. The two ends of the connecting rod are respectively connected with the lifting device and the blocking ball, and the blocking ball blocks the opening. The feeding pipe is horizontally fixed at the bottom of the containing tank, and the opening is communicated with the pipe cavity of the feeding pipe. The propeller is connected in the right port of the feeding pipe so as to push the liquid food in the feeding pipe, the left port of the feeding pipe is conical, and the right port of the backflow preventing pipe is fixed on the conical port in a sealing mode. The honeycomb duct is connected on the lower surface of anti-return pipe and both lumens communicate, anti-return ball is located anti-return pipe. The both ends of spring are connected with anti-return ball, anti-return pipe respectively, the spring makes the bottom and the right part of anti-return ball block respectively and is in the pipe orifice department of honeycomb duct, the conical port department of advancing the esophagus. The handle is fixed on the esophagus, the switch is connected to the handle, and the switch, the lifting device and the propeller are all connected with the controller in the handle.

Further, the lifting device comprises a first motor, a first lead screw, a first sliding block and a first sliding rod. Wherein: the first motor is fixed in the inner cavity of the cover body, a motor shaft of the first motor is downward, and the first lead screw is connected with the motor shaft. The first sliding block is horizontally arranged below the first motor, the first lead screw is in threaded connection with the first sliding block, the first sliding rod is vertically fixed in the inner cavity of the cover body, and the first sliding block is sleeved on the first sliding rod in a sliding mode. The connecting rod is fixed on the lower surface of the first sliding block.

Furthermore, the connecting rod is a hollow pipe, the upper end of the connecting rod is fixed on the lower surface of the first sliding block, and the first lead screw penetrates through a screw hole in the first sliding block and then enters a pipe cavity of the connecting rod.

Further, the propeller includes: the device comprises a piston, a push rod, a second slide block, a second slide rod, a second screw rod and a second motor. Wherein: the piston is positioned in the feeding pipe and is in close contact with the feeding pipe, so that liquid leakage during pushing is prevented. The two ends of the push rod are respectively connected with the piston and the second sliding block, the second sliding block is connected to the second sliding rod in a sliding mode, and the second sliding rod is horizontally fixed to the right end face of the feeding pipe. The left end of the second screw rod is in threaded connection with the second sliding block, and the right end of the second screw rod is connected with the second motor, so that the second sliding block is driven by the second motor to slide along the second sliding rod, and the piston is driven to move in the feeding pipe.

Furthermore, the push rod is a hollow tube, the left end of the push rod is fixed on the second sliding block, and the second screw rod penetrates through a screw hole in the second sliding block and then enters the tube cavity of the push rod.

Further, the cover body is in threaded connection with the upper port of the containing tank, so that liquid food can be added into the containing tank after the cover body is opened.

Further, the piston is in a conical structure matched with the left port of the food inlet pipe, so that the liquid food in the food inlet pipe can be more thoroughly extruded out.

Further, the blocking ball is an elastic ball, so that tight blocking is realized, and liquid leakage is prevented. Optionally, the material of the elastic ball includes any one of flexible materials such as rubber and elastic plastic.

Further, the anti-backflow ball is a hollow hard ball so as to reduce the propelling resistance of the anti-backflow ball.

Further, the surface of the backflow prevention ball is provided with a flexible layer, and the flexible layer is helpful for increasing the tightness of the left port of the feeding tube and the nozzle of the flow guide tube. Preferably, the material of the flexible layer comprises any one of flexible plastics, silica gel, rubber and the like.

Further, the delivery tube is a flexible transparent plastic tube for placement into the mouth of the patient.

Furthermore, the feeding pipe and the backflow prevention pipe are transparent pipes, so that the flowing condition of food can be observed, and the feeding effect can be improved.

Compared with the prior art, the invention has the following beneficial effects: this aspect of the invention.

The auxiliary feeding device for the gastroenterology department can realize the function of intermittently assisting feeding, so that a patient does not have enough swallowing time, and the problem that the patient is easy to choke due to continuous feeding after the conventional auxiliary feeding device is started is solved. Therefore, the auxiliary feeding device of the invention provides a containing tank capable of intermittently discharging liquid food, a bottom outlet of the containing tank is blocked by a blocking ball capable of moving up and down, when the liquid food needs to be discharged, the blocking ball is lifted to a set height to form a gap with a corresponding size between the blocking ball and the bottom outlet of the containing tank, so that the liquid food can conveniently flow out, the blocking ball descends to block the bottom outlet of the containing tank again after reaching a preset time, the blocking ball ascends again after reaching the preset blocking time, the intermittent supply of the liquid food is realized in a cyclic reciprocating mode, and a certain time is provided before the adjacent liquid food is supplied, so that the slow swallowing time can be provided for a patient, and the problem that the patient cannot swallow and is choked due to the continuous feeding is prevented. In order to match the action of intermittently supplying liquid food to the containing tank, the invention adopts the food inlet pipe matched with the containing tank, the propeller driven by the motor is arranged in the food inlet pipe, and the propeller is started to push the liquid food in the food inlet pipe out of the guide pipe and enter the oral cavity of a patient after the blocking ball supplies the liquid food by controlling the actions of the propeller and the lifting device.

In order to further overcome the problem of liquid food in a suck-back flow guide pipe when a propeller returns, the invention sets one end opening of the feed pipe into a conical structure, and is provided with a backflow prevention pipe provided with a backflow prevention ball, the backflow prevention ball is connected by a spring and is propped against the conical end opening of the feed pipe through the spring under the action of no liquid food pushing, meanwhile, the round bottom surface of the backflow prevention ball is used for forming a plug on the pipe opening of the flow guide pipe, so that the liquid food in the suck-back flow guide pipe can be effectively prevented when the propeller returns, the backflow prevention ball can be pushed to the other end by the liquid food after the propeller pushes the food in the feed pipe to the conical end opening, and the spring is matched with the action of the propeller to enable the backflow prevention ball to reset to form double plugs.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a schematic view of the internal structure of an auxiliary feeding device for digestive system in accordance with an embodiment of the present invention.

Fig. 2 is a right side view of the auxiliary feeding device for the gastroenterology department in an embodiment of the invention.

Fig. 3 is a schematic structural diagram of the first slider and the connecting rod in the embodiment of the invention.

Fig. 4 is a schematic structural diagram of a second slider in the embodiment of the present invention.

FIG. 5 is a schematic view of the internal structure of the auxiliary eating device for digestive system in accordance with the present invention.

Fig. 6 is a schematic structural view of another backflow prevention ball in the embodiment of the present invention.

The labels in the figures represent: 1-containing tank, 2-cover body, 3-lifting device, 3.1-first motor, 3.2-first screw rod, 3.3-first slide block, 3.4-first slide rod, 4-power supply unit, 5-connecting rod, 6-blocking ball, 7-feeding pipe, 8-propeller, 8.1-piston, 8.2-push rod, 8.3-second slide block, 8.4-second slide rod, 8.5-second screw rod, 8.6-second motor, 9-backflow prevention pipe, 10-flow guide pipe, 11-backflow prevention ball, 12-spring, 13-handle, 14-switch, 15-controller, 16-opening and 17-flexible layer.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. The description will be further described with reference to the drawings and specific examples.

Referring to fig. 1 to 5, there is illustrated an auxiliary feeding device for a gastroenterology department, including: holding tank 1, lid 2, elevating gear 3, power supply unit 4, connecting rod 5, shutoff ball 6, feed pipe 7, propeller 8, anti-reflux pipe 9, honeycomb duct 10, anti-reflux ball 11, spring 12, handle 13, switch 14 and controller 15, wherein:

the holding tank 1 is a circular cylinder with an open upper end, the bottom of the holding tank is conical, and the holding tank is provided with an opening 16 so as to facilitate the liquid food to flow out. The cover body 2 is in threaded connection with the upper port of the containing tank 1, so that liquid food is added into the containing tank 1 after the cover body 2 is opened.

The lifting device 3 is connected with the power supply unit 4, and both the lifting device and the power supply unit are arranged in the inner cavity of the cover body 2, wherein the power supply unit 4 is a storage battery and mainly used for supplying power for the lifting device 3, the propeller 8, the controller 15 and other power utilization units. Be provided with the mouth that charges of being connected with power supply unit 4 on the outer wall of lid 2, it can supply the electric energy for power supply unit 4 after being connected with the charging wire. The lifting device 3 includes: a first motor 3.1, a first lead screw 3.2, a first slide block 3.3 and a first slide bar 3.4. Wherein: the first motor 3.1 is fixed in the inner cavity of the cover body 2, the motor shaft of the first motor 3.1 is downward, and the first lead screw 3.2 is connected with the motor shaft. The first sliding block 3.3 is horizontally arranged below the first motor 3.1, the first lead screw 3.2 is in threaded connection with the first sliding block 3.3, the first sliding rod 3.4 is vertically fixed in the inner cavity of the cover body 2, and the first sliding block 3.3 is slidably sleeved on the first sliding rod 3.4. The connecting rod 5 is fixed on the lower surface of the first slide 3.3. The connecting rod 5 is a hollow pipe, the upper end of the connecting rod is fixed on the lower surface of the first sliding block 3.3, and the first lead screw 3.2 penetrates through a screw hole in the first sliding block 3.3 and then enters a pipe cavity of the connecting rod 5. The blocking ball 6 is fixed at the lower end of the connecting rod 5, and the blocking ball 6 blocks the opening 16. The first motor 3.1 rotates forwards or overturns in the controller 15, so that the blocking ball 6 ascends or descends, and the function of intermittently assisting the feeding is realized, and the patient does not have enough swallowing time. When the liquid food needs to be discharged, the blocking ball 6 is lifted to a set height, so that a gap with a corresponding size is formed between the blocking ball 6 and the bottom outlet of the containing tank 1, the liquid food can conveniently flow out, the blocking ball 6 descends to block the bottom outlet of the containing tank 1 again after the preset time is reached, the blocking ball 6 is lifted again after the preset blocking time is reached, the intermittent supply of the liquid food is realized in a circulating reciprocating mode, and the swallowing time can be provided for a patient due to the fact that a certain time is provided before the adjacent liquid food is supplied, and the situation that the patient cannot swallow and is choked due to continuous eating is prevented.

The food inlet pipe 7 is a round transparent plastic pipe which is horizontally fixed at the bottom of the holding tank 1, and the opening 16 is communicated with the pipe cavity of the food inlet pipe 7, so that the liquid food in the holding tank 1 can enter the food inlet pipe 7.

The propeller 8 is connected in the right port of the feeding tube 7 so as to push the liquid food in the feeding tube 7. In particular, the impeller 8 comprises: the device comprises a piston 8.1, a push rod 8.2, a second slide block 8.3, a second slide bar 8.4, a second screw rod 8.5 and a second motor 8.6. Wherein: the piston 8.1 is positioned in the feeding pipe 7 and is in close contact with the feeding pipe, so that liquid leakage during propelling is prevented. The piston 8.1 is of a conical structure matching with the left port of the feeding tube 7 so as to extrude the liquid food in the feeding tube 7 more thoroughly. Two ends of the push rod 8.2 are respectively connected with the piston 8.1 and the second sliding block 8.3, the second sliding block 8.3 is slidably connected to the second sliding rod 8.4, and the second sliding rod 8.4 is horizontally fixed on the right end face of the feeding pipe 7. The left end of the second screw rod 8.5 is in threaded connection with the second sliding block 8.3, and the right end of the second screw rod 8.5 is connected with the second motor 8.6, so that the second sliding block 8.3 is driven by the second motor 8.6 to slide along the second sliding rod 8.4, and further the piston 8.1 is driven to move in the feeding tube 7. The push rod 8.2 is a hollow pipe, the left end of the push rod is fixed on the second sliding block 8.3, and the second screw rod 8.5 penetrates through a screw hole in the second sliding block 8.3 and then enters the pipe cavity of the push rod 8.2. The food feeding pipe 7 and the propeller 8 can be effectively matched with the action of the containing tank 1 for intermittently supplying liquid food, and the propeller 8 starts to push the liquid food in the food feeding pipe 7 out of the guide pipe and then enters the oral cavity of a patient by controlling the actions of the propeller 8 and the lifting device 3 after the liquid food is supplied by the blocking ball 6.

The left end opening of the feeding pipe 7 is conical, and the right end opening of the backflow prevention pipe 9 is fixed on the conical end opening in a sealing mode. The diversion tube 10 is connected on the lower surface of the backflow prevention tube 9, the tube cavities of the diversion tube 10 and the backflow prevention tube are communicated, and the diversion tube 10 is a flexible transparent plastic tube and is convenient to place in the oral cavity of a patient. The anti-backflow ball 11 is located in the anti-backflow pipe 9. The both ends of spring 12 are connected with anti-return ball 11, anti-return pipe 9 respectively, spring 12 makes the bottom and the right part of anti-return ball 11 block respectively and is in the mouth of a pipe department of honeycomb duct 10, the conical port department of feed pipe 7. In a preferred embodiment, the feeding pipe 7 and the backflow prevention pipe 9 are made of transparent rigid plastic tubes, so that the flowing condition of food can be observed, and the feeding effect can be improved. The handle 13 is fixed on the feeding pipe 7 so that the medical staff or family members can hold the handle when feeding the patient, the switch 14 is connected on the handle 13, and the switch 14, the lifting device 3 and the propeller 8 are all connected with the controller 15 in the handle 13. In order to further overcome the problem of liquid food in the suck-back draft tube occurring when the propeller 8 returns, in the embodiment, a method for setting one end opening of the intake tube 7 to be a conical structure is provided, and the anti-return tube 9 provided with the anti-return ball 11 is configured, the anti-return ball 11 is connected by the spring 12, under the action of no liquid food pushing, the anti-return ball 11 is pushed against the conical end opening of the intake tube 7 by the spring 12, and the round bottom surface of the anti-return ball 11 forms a plug at the tube opening of the draft tube 10, so that the liquid food in the suck-back draft tube can be effectively prevented when the propeller 8 returns, the anti-return ball 11 can be pushed to the other end by the liquid food after the propeller 8 pushes the food in the conical end opening of the intake tube 7, and the spring 12 cooperates with the action of the propeller 8 to make the anti-return ball 11 and reset to form a double plug. In addition, the negative pressure environment formed in the feeding tube 7 by the return stroke of the pusher 8 also helps to promote the entry of liquid food, preventing the liquid food from blocking the opening 16 in the bottom of the container 1.

In another preferred embodiment, the blocking ball 6 is an elastic ball, specifically, the material of the elastic ball is selected from rubber or elastic plastic, and other flexible materials can be used to make the blocking ball 6, such that the blocking ball 6 can be more tightly blocked at the opening 16 at the bottom of the accommodating tank 1 under the pressing action of the lifting device 3, thereby preventing the situation that the liquid leakage occurs because the blocking ball 6 is not tightly contacted with the opening 16.

In another preferred embodiment, referring to fig. 6, the backflow prevention ball 11 is a hollow hard ball, and the surface of the backflow prevention ball 11 is provided with a flexible layer 17, and the flexible layer 17 helps to increase the tightness of the left port of the feeding tube 7 and the nozzle of the flow guide tube 10. While the hollow-like feature helps to reduce the propulsion resistance of the backflow prevention ball 11. The material of the flexible layer 16 is selected from flexible plastics and silicone rubber.

Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims

1. An auxiliary feeding device for digestive department, which is characterized by comprising: the device comprises a containing tank, a cover body, a lifting device, a power supply unit, a connecting rod, a blocking ball, an esophagus inlet, a propeller, an anti-backflow pipe, a flow guide pipe, an anti-backflow ball, a spring, a handle, a switch and a controller; wherein: the bottom of the containing tank is a cone, and the bottom of the containing tank is provided with an opening; the cover body is detachably connected to the upper port of the containing tank, the lifting device is connected with the power supply unit, and the lifting device and the power supply unit are both arranged in the inner cavity of the cover body; two ends of the connecting rod are respectively connected with the lifting device and the blocking ball, and the blocking ball blocks the opening; the feeding pipe is horizontally fixed at the bottom of the containing tank, and the opening is communicated with the pipe cavity of the feeding pipe; the propeller is connected in the right port of the feeding pipe, the left port of the feeding pipe is conical, and the right port of the backflow prevention pipe is fixed on the conical port in a sealing mode; the guide pipe is connected to the lower surface of the backflow prevention pipe, the pipe cavities of the backflow prevention pipe and the backflow prevention pipe are communicated, and the backflow prevention ball is located in the backflow prevention pipe; the two ends of the spring are respectively connected with the anti-backflow ball and the anti-backflow pipe, and the bottom and the right part of the anti-backflow ball are respectively plugged at the pipe orifice of the flow guide pipe and the conical port of the feeding pipe by the spring; the handle is fixed on the esophagus, the switch is connected to the handle, and the switch, the lifting device and the propeller are all connected with the controller in the handle.

2. The auxiliary feeding device for gastroenterology according to claim 1, wherein the lifting device comprises a first motor, a first lead screw, a first slider and a first slide bar; wherein: the first motor is fixed in the inner cavity of the cover body, a motor shaft of the first motor is downward, and the first lead screw is connected with the motor shaft; the first sliding block is horizontally arranged below the first motor, the first lead screw is in threaded connection with the first sliding block, the first sliding rod is vertically fixed in the inner cavity of the cover body, and the first sliding block is sleeved on the first sliding rod in a sliding mode; the connecting rod is fixed on the lower surface of the first sliding block.

3. The auxiliary feeding device for gastroenterology department as claimed in claim 2, wherein the connecting rod is a hollow tube, the upper end of the connecting rod is fixed on the lower surface of the first sliding block, and the first lead screw passes through the screw hole on the first sliding block and then enters the lumen of the connecting rod.

4. The gastroenterology assisted feeding device of claim 1, wherein the pusher comprises: the piston, the push rod, the second slide block, the second slide rod, the second screw rod and the second motor; wherein: the piston is positioned in the feeding pipe and is in close contact with the feeding pipe, so that liquid leakage during propelling is prevented; the two ends of the push rod are respectively connected with the piston and the second sliding block, the second sliding block is connected to a second sliding rod in a sliding mode, and the second sliding rod is horizontally fixed to the right end face of the feeding pipe; the left end of the second screw rod is in threaded connection with the second sliding block, and the right end of the second screw rod is connected with the second motor.

5. The auxiliary feeding device for the gastroenterology department as claimed in claim 4, wherein the push rod is a hollow tube, the left end of the push rod is fixed on the second sliding block, and the second screw rod passes through the screw hole on the second sliding block and then enters the lumen of the push rod.

6. The gastroenterology assisted feeding device of claim 4, wherein the pusher comprises: the piston is a conical structure matched with the left port of the feeding pipe.

7. The gastroenterology assisted feeding device of claim 1, wherein the pusher comprises: the blocking ball is an elastic ball; preferably, the material of the elastic ball comprises any one of rubber and elastic plastic.

8. The gastroenterology auxiliary feeding device according to claim 1, wherein the backflow prevention ball is a hollow hard ball; preferably, the surface of the backflow-preventing ball is provided with a flexible layer, and more preferably, the material of the flexible layer comprises any one of flexible plastic, silica gel and rubber.

9. The digestive aid feeding device according to any one of claims 1 to 8, wherein the flow guide tube is a flexible transparent plastic tube.

10. The gastroenterology auxiliary feeding device according to any one of claims 1-8, wherein the feeding tube and the backflow preventing tube are transparent tubes.