CN213251383U - Feeding device for nasal feeding - Google Patents
Feeding device for nasal feeding Download PDFInfo
- Publication number
- CN213251383U CN213251383U CN202021838092.8U CN202021838092U CN213251383U CN 213251383 U CN213251383 U CN 213251383U CN 202021838092 U CN202021838092 U CN 202021838092U CN 213251383 U CN213251383 U CN 213251383U
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- charging barrel
- gear
- push rod
- nasal feeding
- piston
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Abstract
The utility model discloses a nasal feeding is with feeding device for the medical field. The feeding device for nasal feeding comprises a charging barrel, a handle, a discharging nozzle, a piston, a push rod, a gear and a toggle strip; the interior of the charging barrel is divided into a front part and a rear part; the upper end of the handle is fixedly connected with the tail end of the rear part of the charging barrel and protrudes downwards to the side wall of the charging barrel; the front of the discharging nozzle is protruded at the front end of the charging barrel and communicated with the inside of the charging barrel; the piston is arranged at the front part in the charging barrel, and the edge of the piston is tightly attached to the inner wall of the charging barrel; one end of the push rod is fixedly connected with the piston, the other end of the push rod penetrates through the rear part of the charging barrel and the rear end of the charging barrel in sequence, and a rack is arranged at the tail end of the push rod; the gear is arranged at the rear part in the charging barrel in a way of rotating around the center of the gear and is meshed with the tail end of the push rod; one end of the toggle bar is fixedly connected with the gear, and the other end of the toggle bar penetrates through the side wall of the rear part of the charging barrel. The feeding device for nasal feeding can be suitable for large-capacity and large-flow liquid food nasal feeding, can be operated by one hand in the nasal feeding process, and is convenient to use.
Description
Technical Field
The utility model relates to a feeding device, in particular to a feeding device for nasal feeding, which is mainly used in the medical field.
Background
Nasal feeding is a way of manually placing a catheter into the stomach or duodenum through the nasal cavity and filling liquid food, water and medicines into the catheter when a patient cannot take food through the mouth due to various reasons so as to ensure the nutritional requirements of the patient and achieve the purpose of treatment. At present, patients in hospitals, nursing centers, rehabilitation centers and family sickbeds have a lot of patients with dysphagia, gastroesophageal surgery, oral surgery, coma and the like, and the nasal feeding needs to be carried out by using a needle-cylinder-shaped syringe. The mode of manually pressurizing and injecting after the injector pumps fluid and connecting the gastric tube is mostly adopted clinically. However, the existing syringe injectors have the following disadvantages: 1. the syringe injector has small volume, is difficult to carry out large-flow nasal feeding, needs two hands to operate after the syringe is enlarged, and is inconvenient to use; 2. when thick fluid is fed, the common injector is difficult to inject; 3. when the syringe is used for nasal feeding of drugs or moisture, the syringe is easily confused with an intravenous injection syringe, so that serious adverse effects and even death are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a feeding device for nasal feeding, which can be operated by one hand in the nasal feeding process even when injecting thick liquid food with large volume; meanwhile, the appearance of the feeding device is obviously different from that of the injector, and the joint cannot be connected with the venous access, so that medical accidents are avoided.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a feeding device for nasal feeding comprises a charging barrel, a handle, a discharging nozzle, a piston, a push rod, a gear and a toggle strip; the interior of the charging barrel is divided into a front part and a rear part; the upper end of the handle is fixedly connected to the tail end of the rear part of the charging barrel and protrudes downwards to the side wall of the charging barrel; the front of the discharge nozzle is protruded at the front end of the charging barrel and is communicated with the inside of the charging barrel; the piston is arranged at the front part in the charging barrel, and the edge of the piston is tightly attached to the inner wall of the charging barrel; one end of the push rod is fixedly connected with the piston, the other end of the push rod sequentially penetrates through the rear part in the charging barrel and the outside of the rear end of the charging barrel, and a rack is arranged at the tail end of the push rod; the gear is rotatably arranged at the rear part in the charging barrel around the center of the gear and is meshed with the tail end of the push rod; stir the one end and the gear fixed connection of strip, the other end runs through in the lateral wall at feed cylinder rear portion, and feed cylinder and handle contained angle are located to this department of running through, and the opening width that runs through moreover is enough to drive the gear rotation after the push rod is stirred.
As a further improvement of the above technical solution:
the feeding device for nasal feeding also comprises an adjusting knob, wherein the adjusting knob comprises a knob, a screw rod, a pressing block and a soft block; the pressing block is arranged in the charging barrel and is close to the side face of the gear; the soft block is fixedly connected to one end, facing the gear, of the pressing block; one end of the screw rod is fixedly connected with one end of the pressing block, which is back to the gear, the other end of the screw rod penetrates out of the material cylinder and is fixedly connected with the knob, and the screw rod is in threaded connection with the material cylinder at the penetrating position. The adjusting knob is used for locking the gear after being screwed, so that the phenomenon that the liquid food is pushed out to cause waste after the poking bar is touched by mistake is avoided.
Furthermore, the soft block is made of rubber, and the end surface of the soft block facing the gear is wavy.
The nasal feeding device further comprises a pulling assisting block, and the pulling assisting block is detachably connected to one end, penetrating through the push rod, of the push rod to the outside of the charging barrel.
The charging barrel is made of transparent materials, and scales for displaying the volume of the fluid in the charging barrel are arranged at the front part of the charging barrel.
The discharge nozzle comprises a cylindrical connecting part and a conical discharge part, the front end of the charging barrel is open, and the connecting part of the discharge nozzle is sleeved on the outer wall of the front end of the charging barrel in a threaded connection mode. The discharge nozzle and the pulling-assisting block are detachable, so that the interior of the charging barrel is convenient to clean, and sanitation is guaranteed.
The utility model has the advantages that:
the nasal feeding device of the utility model is improved into a pistol shape, which can be suitable for the liquid diet nasal feeding with large capacity and thicker, and can be operated by a single hand in the nasal feeding process, thereby being convenient to use; meanwhile, the appearance of the feeding device is obviously different from that of the injector, and the joint cannot be connected with the venous access, so that medical accidents are avoided.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an adjusting knob of the embodiment of fig. 1.
The reference numbers in the figures are: 1. a handle; 2. adjusting a knob; 21. a knob; 22. a screw; 23. briquetting; 24. a soft block; 3. a pulling-out assisting block; 4. a gear; 5. a charging barrel; 6. a piston; 7. a discharging nozzle; 8. a push rod; 9. the bar is toggled.
Detailed Description
The present invention will be described with reference to the accompanying drawings, wherein the specific embodiments are described herein for illustrative and explanatory purposes only and are not limiting.
As shown in fig. 1, the nasal feeding device of the present embodiment includes a cartridge 5, a handle 1, a discharge nozzle 7, a piston 6, a push rod 8, a gear 4, a toggle bar 9, and a push-pull block 3. The charging barrel 5 is made of transparent material, and the front part of the charging barrel is provided with scales for displaying the volume of the fluid in the charging barrel; the barrel 5 is partitioned into front and rear portions. The handle 1 is fixedly connected at its upper end to the rear end of the cartridge 5 and protrudes downward to the side wall of the cartridge 5. The discharging nozzle 7 protrudes from the front end of the charging barrel 5 and is communicated with the inside of the charging barrel 5. The discharging nozzle 7 comprises a cylindrical connecting part and a conical discharging part, the front end of the charging barrel 5 is opened, and the connecting part of the discharging nozzle 7 is sleeved on the outer wall of the front end of the charging barrel 5 in a threaded connection mode. The piston 6 is located at the front inside the cartridge 5 and the rim abuts the inner wall of the cartridge 5. One end of the push rod 8 is fixedly connected with the piston 6, the other end of the push rod sequentially penetrates through the rear part in the charging barrel 5 and the rear end of the charging barrel 5, and the tail end of the push rod 8 is provided with a rack. The gear 4 is rotatably provided at the rear portion inside the cartridge 5 around the center thereof and is engaged with the end of the push rod 8. Stir one end and gear 4 fixed connection of strip 9, the other end runs through in the lateral wall at feed cylinder 5 rear portion, and feed cylinder 5 and 1 contained angle of handle are located to this department of running through, and the opening width that runs through moreover is enough to drive gear 4 after the push rod 8 stirs and rotates. The pulling-assistant block 3 is detachably connected to one end of the push rod 8 penetrating to the outside of the charging barrel 5 in a threaded connection mode.
As shown in fig. 2, the feeding device for nasal feeding further comprises an adjusting knob 2, wherein the adjusting knob 2 comprises a knob 21, a screw 22, a pressing block 23 and a soft block 24; the pressing block 23 is arranged in the charging barrel 5 and close to the side surface of the gear 4; the soft block 24 is fixedly connected to one end of the pressing block 23 facing the gear 4; one end of the screw 22 is fixedly connected with one end of the pressing block 23 opposite to the gear 4, the other end penetrates out of the material barrel 5 and is fixedly connected with the knob 21, and the screw 22 is in threaded connection with the material barrel 5 at the penetrating position. The soft block 24 is made of rubber, and its end surface facing the gear 4 is wavy.
When in use, the knob 21 of the adjusting knob 2 is firstly rotated to separate the soft block 24 from the gear 4; then the liquid food which needs nasal feeding is extracted from the discharging nozzle 7 through the pulling-assisting block 3, and is extracted to a proper amount through observing the scales, and then the toggle strip 9 is buckled by fingers, so that the piston 6 can be pushed to push the liquid food out of the discharging nozzle 7 under the action of rack transmission.
Claims (6)
1. A feeding device for nasal feeding, characterized in that: comprises a charging barrel (5), a handle (1), a discharging nozzle (7), a piston (6), a push rod (8), a gear (4) and a toggle bar (9); the interior of the charging barrel (5) is divided into a front part and a rear part; the upper end of the handle (1) is fixedly connected to the tail end of the rear part of the charging barrel (5) and protrudes downwards to the side wall of the charging barrel (5); the front of the discharge nozzle (7) is protruded at the front end of the charging barrel (5) and is communicated with the inside of the charging barrel (5); the piston (6) is arranged at the front part in the charging barrel (5), and the edge of the piston is tightly attached to the inner wall of the charging barrel (5); one end of the push rod (8) is fixedly connected with the piston (6), the other end of the push rod penetrates through the rear part in the charging barrel (5) and the outside of the rear end of the charging barrel (5) in sequence, and the tail end of the push rod (8) is provided with a rack; the gear (4) is arranged at the rear part in the charging barrel (5) in a way of rotating around the center of the gear and is meshed with the tail end of the push rod (8); stir one end and gear (4) fixed connection of strip (9), the other end runs through in the lateral wall at feed cylinder (5) rear portion, and feed cylinder (5) and handle (1) contained angle are located to this department of running through, and the opening width that runs through moreover is enough to drive gear (4) and rotate after push rod (8) stir.
2. A nasal feeding apparatus according to claim 1, characterised in that: the adjustable screw is characterized by also comprising an adjusting knob (2), wherein the adjusting knob (2) comprises a knob (21), a screw rod (22), a pressing block (23) and a soft block (24); the pressing block (23) is arranged in the charging barrel (5) and is close to the side face of the gear (4); the soft block (24) is fixedly connected to one end, facing the gear (4), of the pressing block (23); one end of the screw rod (22) is fixedly connected with one end, back to the gear (4), of the pressing block (23), the other end of the screw rod penetrates through the material cylinder (5) and is fixedly connected with the knob (21), and the screw rod (22) is in threaded connection with the material cylinder (5) at the penetrating position.
3. A nasal feeding apparatus according to claim 2, characterised in that: the soft block (24) is made of rubber, and the end surface of the soft block facing the gear (4) is wavy.
4. A nasal feeding apparatus according to claim 1, characterised in that: still include and help the extraction piece (3), help extraction piece (3) can dismantle to be connected in push rod (8) and run through to the outer one end of feed cylinder (5).
5. A nasal feeding apparatus according to claim 1, characterised in that: the charging barrel (5) is made of transparent materials, and scales for displaying the volume of the fluid in the charging barrel are arranged at the front part of the charging barrel.
6. A nasal feeding apparatus according to claim 1, characterised in that: the discharge nozzle (7) comprises a cylindrical connecting part and a conical discharge part, the front end of the charging barrel (5) is open, and the connecting part of the discharge nozzle (7) is sleeved on the outer wall of the front end of the charging barrel (5) in a threaded connection mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021838092.8U CN213251383U (en) | 2020-08-28 | 2020-08-28 | Feeding device for nasal feeding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021838092.8U CN213251383U (en) | 2020-08-28 | 2020-08-28 | Feeding device for nasal feeding |
Publications (1)
Publication Number | Publication Date |
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CN213251383U true CN213251383U (en) | 2021-05-25 |
Family
ID=75978558
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021838092.8U Active CN213251383U (en) | 2020-08-28 | 2020-08-28 | Feeding device for nasal feeding |
Country Status (1)
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CN (1) | CN213251383U (en) |
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2020
- 2020-08-28 CN CN202021838092.8U patent/CN213251383U/en active Active
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