CN115836977B - Continuous tube feeding and raising device and using method thereof - Google Patents
Continuous tube feeding and raising device and using method thereof Download PDFInfo
- Publication number
- CN115836977B CN115836977B CN202310152340.5A CN202310152340A CN115836977B CN 115836977 B CN115836977 B CN 115836977B CN 202310152340 A CN202310152340 A CN 202310152340A CN 115836977 B CN115836977 B CN 115836977B
- Authority
- CN
- China
- Prior art keywords
- tube feeding
- liquid outlet
- continuous tube
- liquid storage
- tetra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention discloses a continuous tube feeding and raising device and a using method thereof, belonging to the technical field of enteral nutrition tube feeding. The body comprises a tetra Pak slot, a liquid storage tank, a liquid outlet nozzle and a dustproof exhaust hole. The upper end and the lower end of the body are respectively provided with a hanging ring and a lower fixing belt. The outside of the liquid storage tank is provided with 1 dustproof vent hole and 1 or more Lele bag connectors. The lower end of the liquid storage tank is provided with a liquid outlet. The continuous tube feeding device can be used for continuous tube feeding of the rile bag and self-made chyme, realizes the continuous tube feeding requirements of the rile bag and the self-made chyme, has wide product application path and convenient use method, realizes continuous tube feeding, and simplifies the operation of product replacement.
Description
Technical Field
The invention belongs to the technical field of enteral nutrition tube feeding, and particularly relates to a continuous tube feeding device and a using method thereof.
Background
Enteral nutrition tube feeding is a treatment means for providing sufficient nutritional support for patients by inserting a nasogastric tube or a nasogastric tube into the patient and instilling a nutritional liquid into the nasogastric tube or the nasogastric tube of the patient through a nutrition bag so as to maintain the required nutritional elements in the patient, and mainly comprises nasal tube feeding and percutaneous tube feeding.
Most of the matched nutrient solutions used in the conventional enteral nutrition tube feeding are pre-packaged enteral nutrient solutions packaged by plastic bottles or glass bottles with the volume of 500ml or more, or the enteral nutrient solutions are specially prepared by medical professionals, so that patients needing continuous tube feeding are difficult to conveniently carry and store the needed nutrient solutions at home or during going out, and feeding interruption is easy to cause, so that the treatment effect is reduced. For nutrient solution, the rile bag is an environment-friendly, stable and convenient package form which is convenient to carry and use, and no device suitable for the rile bag tube feeding exists at present.
Meanwhile, tube feeding of self-made chyme is also a common means for the domestic enteral nutrition intervention and the clinical enteral nutrition intervention of patients, and the self-made chyme generally adopted comprises rice soup/pulp, fruit and vegetable pulp/juice and the like. Under the current home scene, self-made chyme lacks tube feeding tools, and a small amount of needle tubes are often required to be matched for injecting chyme into nasal feeding tubes reserved by patients for many times. Under clinical scene, need pour into disposable nutrition bag with self-control chyme, easily cause the waste to medical consumables.
Therefore, the invention aims to provide a continuous tube feeding device and a using method thereof, so as to solve the problems, and realize that the continuous tube feeding device can also be used for tube feeding of self-made chyme under the condition that the matching of the Lile tube feeding is available.
Disclosure of Invention
The invention aims to provide a feeding device which can be used for continuous tube feeding of a rile bag and self-made chyme, and aims to solve the problems that the tube feeding device is lack when the rile bag is used for storing, carrying and using enteral nutrient solution and the tube feeding tool is self-made chyme lack in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a continuous tube feeding and raising device comprising a body, the body comprising:
(1) The interest bag slot is used for placing an interest bag;
(2) A liquid storage tank for storing tube feeds;
(3) The liquid outlet nozzle is used for butt-jointing the feeding pipeline;
(4) The dustproof exhaust hole is used for adjusting the air pressure in the body container;
the tetra pak slot is communicated with the liquid storage tank; a liquid outlet nozzle is arranged at the lower end of the liquid storage tank; the dust-proof vent hole is arranged at the outer side of the liquid storage groove. Wherein, the tube feeding material can be nutrient solution, self-made chyme, replenishing solution and other fluid or liquid materials; the tube feeding tube may be a nasal feeding tube or other nutrition cannula.
Preferably, the tetra pak slot and the liquid storage tank are of split type design, and follow-up cleaning is facilitated by adopting split type design.
Preferably, the liquid storage groove is recessed inwards to form a groove, the tetra pack slot is positioned in the groove, and the tetra pack slot is combined with the liquid storage groove through a fastening structure. The detachable combination mode is adopted, so that the effects of easy cleaning and easy cleaning of the liquid storage tank and the Li le bag slot are realized, the requirements of disinfection and drying can be met, the sanitation and hygiene of the product during repeated use are improved, and the whole service life of the product is prolonged.
Preferably, the tetra pack slot comprises a slot body, one or more tetra pack jacks for docking with the tetra pack, and one or more tetra pack jack plugs, wherein the tetra pack jacks are positioned at the lower end of the slot body, and the tetra pack jack plugs are matched with the tetra pack jacks. The tetra pack jack plug is used for plugging the tetra pack jack, meets the requirement of self-made chyme tube feeding, blocks the tetra pack slot from being communicated with the liquid storage tank, further realizes the communication of the self-made chyme and air, and ensures the tightness and the internal air pressure stability of the continuous tube feeding device while being safe and sanitary.
Preferably, the number of the tetra pack jacks and the tetra pack jack plugs is 3. The demand that 2 or 3 li le bags used simultaneously can be satisfied in the setting that adopts 3, still can satisfy the demand that 2 jumbo size li le bags used simultaneously, and when the li le package quantity that uses is 1 simultaneously, the setting that adopts 3 can insert the li le package in the li le package jack in the middle of, the device equilibrium when guaranteeing to use.
Preferably, the liquid outlet nozzle is replaceable, and the liquid outlet nozzle is provided with a liquid outlet nozzle protective cover. The liquid outlet nozzle is replaceable, so that the cleanness and the sanitation of tube feeding can be effectively ensured; the design of the liquid outlet nozzle protective cover is adopted to protect the liquid outlet nozzle from being clean and sanitary.
Preferably, the liquid storage tank lower extreme evagination forms the liquid outlet, liquid outlet mouth have assorted helicitic texture, and is convenient to change disposable liquid outlet mouth ensures sanitation and hygiene. And the disposable liquid outlet pad is arranged between the two, the size of the liquid outlet pad is matched with that of the liquid outlet, when the disposable liquid outlet pad is used, the tube feeding pipeline penetrates through the disposable liquid outlet pad, only the disposable liquid outlet pad is required to be replaced when the disposable liquid outlet pad is replaced each time, and the liquid outlet nozzle can be reused after being cleaned.
Preferably, the dustproof exhaust hole comprises an annular air cushion and a T-shaped exhaust plug; the annular air cushion is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion; the vent plug comprises a cylindrical vent plug body and an adjusting end; the side surface of the exhaust plug body is provided with a strip-shaped air hole, and the inside of the exhaust plug body is hollow; the adjusting end is positioned at the top end of the air discharging plug body, the air discharging plug body penetrates through the annular air cushion, and the adjusting end is positioned at the outer side of the liquid storage groove. The vent plug is inserted and pulled out, so that the effect of flexibly adjusting the air pressure in the body is achieved; because the tube feeding is fluid food or liquid nutrient solution, only negative pressure air suction is performed through the peristaltic pump, the tube feeding effect and speed can be seriously affected, the device is extruded and deformed because the internal air pressure is smaller than the external environment air pressure, the internal air pressure is adjusted through the flexible and adjustable dustproof exhaust hole, the tube feeding effect is ensured, and meanwhile, the adjustment operation is simple and convenient.
Preferably, the liquid outlet nozzle is arranged at one side of the bottom of the liquid storage tank, the other side is of a gradient structure, and the height of one side of the liquid outlet nozzle is lower than that of the other side. Through slope setting, the tube feeding in the liquid storage tank better flows out from the liquid outlet nozzle.
Preferably, the continuous tube feeding and raising device further comprises a hanging ring and a fixing bandage; the hanging ring is arranged at the top of the body, and the fixing bandage is arranged at the bottom of the body. The hanging ring is preferably a cross hanging ring so as to meet the requirement of positioning the nutrient solution on the infusion rod in clinical scenes when tube feeding. The fixing bandage realizes fixing the body on the peristaltic pump, and meets the demands of household and outdoor tube feeding.
The continuous tube feeding and raising device provided by the invention can be used for continuous tube feeding and raising of the rile bags and self-made chyme continuous tube feeding and raising.
The invention further aims at providing a using method of the continuous tube feeding device, which comprises the following steps:
a. ensuring the dustproof exhaust hole and the liquid outlet nozzle to be in a closed state;
b. injecting tube feed into the liquid storage tank;
c. opening the peristaltic pump and the dustproof vent hole;
d. when feeding is carried out continuously, the peristaltic pump and the dustproof exhaust hole are closed, the tube feeding is injected into the liquid storage tank for the second time, and the dustproof exhaust hole and the peristaltic pump are opened again;
e. when tube feeding is finished, the peristaltic pump is closed firstly, then the dustproof exhaust hole is closed, the tube feeding pipeline is pulled out, and the device is cleaned.
Preferably, when using a continuous tube feed of the rillic bag, step b is: opening a plug of a used tetra pack jack, and inserting the tetra pack upwards into a tetra pack slot, wherein feeds in the tetra pack are injected into a liquid storage tank; step d is as follows: when feeding is carried out continuously, the peristaltic pump and the dustproof vent hole are closed, a new tetra pack is pulled out and replaced, the feeding material in the inner tube of the novel tetra pack is injected into the liquid storage tank for the second time, and the dustproof vent hole and the peristaltic pump are opened again.
Preferably, when self-made chyme continuous tube feeding is used, the step b is as follows: injecting self-made chyme into the liquid storage tank; step d is as follows: when feeding is carried out continuously, the peristaltic pump and the dustproof vent hole are closed, self-made chyme is injected into the liquid storage tank, and the dustproof vent hole and the peristaltic pump are opened again.
The continuous tube feeding and raising device and the use method thereof provided by the invention have the following beneficial effects:
(1) Expanding a product packaging category available for tube feeding, namely, enteral nutrition products packaged in a tetra pack; the characteristics of safety, stability and portability of the tetra pak are brought into play;
(2) The tube feeding experience in the scenes of home, going out and the like is optimized, and the difficulty of the patient in using the tube feeding product by himself is reduced on the premise of convenient storage and carrying of the tetra pak;
(3) The continuous tube feeding requirements of the rile bag and the self-made chyme are met, and the product application way is wide;
(4) Continuous tube feeding is realized, and the operation of replacing products is simplified;
(5) The operation of tube feeding self-made chyme is simplified, and the risk of secondary pollution in the operation is reduced;
(6) The device can be repeatedly used and cleaned, and the waste of medical consumables such as disposable nutrition bags is reduced.
Drawings
FIG. 1 is a schematic view of a continuous tube feeding apparatus of example 1.
Fig. 2 is a partial enlarged view of detail a in fig. 1.
Fig. 3 is a schematic diagram of a tetra Pak slot in embodiment 1.
FIG. 4 is a schematic view showing the state of use of the continuous tube feeding device in example 1.
Fig. 5 is a schematic view of the dust exhaust hole in embodiment 1 at a first viewing angle.
Fig. 6 is a schematic diagram of a second view of the dust exhaust hole in embodiment 1.
Fig. 7 is a schematic view of the dust exhaust hole in embodiment 1 at a third viewing angle.
FIG. 8 is a schematic view of a continuous tube feeding apparatus of example 2.
Fig. 9 is a partial enlarged view of detail B in fig. 8.
Fig. 10 is a schematic diagram of a tetra Pak slot in embodiment 2.
FIG. 11 is a schematic view showing the state of use of the continuous tube feeding device in example 2.
Fig. 12 is a partial enlarged view of detail C in fig. 11.
FIG. 13 is a schematic view of a continuous tube feeding apparatus of example 3.
Fig. 14 is a partial enlarged view of detail D in fig. 12.
Fig. 15 is a schematic diagram of a tetra Pak slot in embodiment 3.
FIG. 16 is a schematic view showing the state of use of the continuous tube feeding device in example 3.
FIG. 17 is a schematic view of a continuous tube feeding apparatus of example 4.
Fig. 18 is a schematic diagram of a tetra Pak slot in embodiment 4.
FIG. 19 is a schematic view showing the state of use of the continuous tube feeding device in example 4.
In the figure: 101. an interest bag slot; 102. a liquid storage tank; 103. a liquid outlet nozzle; 104. a dust-proof vent hole; 105. a rile bag plug; 106. an interest bag; 107. a tube feeding tube; 108. a peristaltic pump; 109. a slot body; 110. an annular air cushion; 111. an exhaust plug body; 112. an adjustment end; 201. an interest bag slot; 202. a liquid storage tank; 203. a liquid outlet nozzle; 204. a dust-proof vent hole; 205. a rile bag plug; 206. an interest bag; 207. a tube feeding tube; 208. a peristaltic pump; 209. a slot body; 213. a liquid outlet; 214. fixing the bandage; 215. hanging rings; 301. an interest bag slot; 302. a liquid storage tank; 303. a liquid outlet nozzle; 304. a dust-proof vent hole; 305. a rile bag plug; 306. an interest bag; 307. a tube feeding tube; 308. a peristaltic pump; 309. a slot body; 313. a liquid outlet; 316. a liquid outlet nozzle protecting cover; 318. a disposable liquid outlet pad; 401. an interest bag slot; 402. a liquid storage tank; 403. a liquid outlet nozzle; 404. a dust-proof vent hole; 405. a rile bag plug; 406. an interest bag; 407. a tube feeding tube; 408. a peristaltic pump; 409. a slot body; 413. a liquid outlet; 414. fixing the bandage; 415. a cross hanging ring; 417. and (5) a buckle.
Detailed Description
The invention is further illustrated by the following figures and examples.
Example 1: a continuous tube feeding device as shown in figures 1 to 7, comprising a body. The body includes:
(1) An interest bag slot 101 for placing an interest bag 106;
(2) A liquid holding tank 102 for holding a tube feed;
(3) A liquid outlet 103 for interfacing with a feeding tube 107;
(4) A dust-proof vent 104 for adjusting the air pressure in the body container;
the tetra pak slot 101 and the liquid storage tank 102 are integrally designed, and the liquid storage tank 102 is positioned above the tetra pak slot 101 and communicated with each other. The lower end of the liquid storage tank is provided with a fixed liquid outlet 103; the dust-proof vent 104 is provided outside the liquid storage tank 102.
The liquid outlet nozzle 103 is provided with a liquid outlet nozzle protecting cover, the liquid outlet nozzle protecting cover is movably connected with the liquid outlet nozzle 103 through threads, and one end of the tube feeding pipeline 107 connected with the liquid outlet nozzle 103 is provided with a threaded connector matched with the tube feeding pipeline.
The tetra pack slot 101 comprises a slot body 109, 1 tetra pack 106 jack for interfacing with the tetra pack 106, and 1 tetra pack jack plug 105 for mating with the tetra pack 106 jack, the tetra pack 106 jack being located at the lower end of the slot body 109.
The dust exhaust hole 104 comprises an annular air cushion 110 and a T-shaped exhaust plug; the annular air cushion 110 is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion 110; the vent plug comprises a cylindrical vent plug body 111 and an adjustment end 112; the side surface of the air plug body 111 is provided with a strip-shaped air hole, and the inside of the air plug body 111 is hollow; the adjusting end 112 is located at a top end of the air plug 111, and the air plug 111 penetrates through the annular air cushion 110, and the adjusting end 112 is located at an outer side of the liquid storage tank.
The continuous tube feeding and raising device can be used for both continuous tube feeding and raising of the rile bags and continuous tube feeding of self-made chyme.
The application method of the rile bag for continuous tube feeding is as follows:
a. ensuring the dustproof exhaust hole 104 and the liquid outlet 103 are in a closed state;
b. a reverse turning device for opening the used tetra pack jack plug 105 and inserting the tetra pack 106 upwards into the tetra pack slot 101; then the device is reversely buckled into a use state for the second time;
c. the inner tube feed of the rile bag 106 is injected into the liquid holding tank 102; the tube feeding pipeline 107 passes through the peristaltic pump 108 and then is in butt joint with the liquid outlet nozzle 103;
d. opening the peristaltic pump 108, opening the dustproof vent 104 according to the infusion speed of the peristaltic pump 108, and adjusting the size of the vent to meet the normal infusion speed;
e. in continuous tube feeding, peristaltic pump 108 and dust vent 104 are closed, and tilted to the opposite side of dust vent 104 until the entire tube feeding device is inverted. At this time, residual nutrient solution in the device is positioned in the liquid storage tank space at the opposite side of the exhaust hole; at the moment, pulling out the music bag 106 to be replaced, inserting the music bag 106 to be replaced in the original hole site, returning the turnover device to a normal tube feeding posture, and opening the dustproof exhaust hole 104 and the peristaltic pump 108 again;
f. when tube feeding is finished, the peristaltic pump 108 is closed, then the dustproof exhaust hole 104 is closed, the tube feeding pipeline is pulled out, and the device is cleaned.
When self-made chyme is fed by continuous tube feeding, the using method is as follows:
a. ensuring the dustproof exhaust hole 104 and the liquid outlet 103 are in a closed state;
b. opening a tetra pack jack plug 105, and injecting self-made chyme into the liquid storage tank through the tetra pack 106 jack; after the injection is completed, the riliedel jack plug 105 is plugged back;
c. opening the peristaltic pump 108, opening the dustproof vent 104 according to the infusion speed of the peristaltic pump 108, and adjusting the size of the vent to meet the normal infusion speed;
d. when continuous tube feeding is carried out, the peristaltic pump 108 and the dustproof exhaust hole 104 are closed, the tetra pack plug 105 is opened again, self-made chyme is injected into the liquid storage tank through the tetra pack 106 jack, and after the injection is finished, the tetra pack plug 105 is plugged back; then the dustproof vent hole 104 and the peristaltic pump 108 are opened again;
e. when tube feeding is finished, the peristaltic pump 108 is closed, then the dustproof exhaust hole 104 is closed, the tube feeding pipeline is pulled out, and the device is cleaned.
Example 2: a continuous tube feeding device as shown in fig. 8-12 includes a body, a hanging ring 215, and a securing bandage 214. The hanging ring 215 is arranged at the top of the body, and the fixing bandage 214 is arranged at the bottom of the body. The body includes:
(1) An interest bag slot 201 for placing an interest bag 206;
(2) A liquid holding tank 202 for holding tube feeds;
(3) A mouthpiece 203 for interfacing with a feeding tube 207;
(4) A dust-proof vent 204 for adjusting the air pressure in the body container;
the tetra pak slot 201 and the liquid storage tank 202 are integrally designed, the liquid storage tank 202 is inwards recessed to form a groove, and the tetra pak slot 201 is positioned in the groove and communicated with the groove.
The lower end of the liquid storage tank is provided with a replaceable liquid outlet 203, the lower end of the liquid storage tank 202 is outwards protruded to form a liquid outlet 213, and the liquid outlet 213 and the liquid outlet 203 are provided with matched thread structures. And a disposable liquid outlet pad 218 is further included between the liquid outlet nozzle 203 and the liquid outlet 213, the size of the liquid outlet pad 218 is matched with that of the liquid outlet 213, when the disposable liquid outlet pad 218 is used, a tube feeding pipe is inserted through the disposable liquid outlet pad 218, only the disposable liquid outlet pad 218 needs to be replaced when each replacement is performed, and the liquid outlet nozzle 203 can be reused after being cleaned. The tube feeding tube extends through the end of the disposable liquid outlet pad and is provided with a hollow hard plastic head (specific reference can be made to the hard plastic head at the top end of the infusion tube).
The tetra pack slot 201 comprises a slot body 209, 3 tetra pack 206 jacks for docking with the tetra pack 206, and 3 tetra pack jack plugs 205, wherein the tetra pack 206 jacks are positioned at the lower end of the slot body 209, and the tetra pack jack plugs 205 are matched with the tetra pack 206 jacks.
The dust-proof vent 204 is provided outside the liquid storage tank 202. The dust exhaust hole 204 comprises an annular air cushion and a T-shaped exhaust plug; the annular air cushion is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion; the vent plug comprises a cylindrical vent plug body and an adjusting end; the side surface of the exhaust plug body is provided with a strip-shaped air hole, and the inside of the exhaust plug body is hollow; the adjusting end is positioned at the top end of the air discharging plug body, the air discharging plug body penetrates through the annular air cushion, and the adjusting end is positioned at the outer side of the liquid storage groove. The dust-proof vent hole in this embodiment is the same as that in embodiment 1, and reference is specifically made to fig. 2 and fig. 5 to 7.
The continuous tube feeding and raising device can be used for both continuous tube feeding and raising of the rile bags and continuous tube feeding of self-made chyme.
The application method of the rile bag for continuous tube feeding is as follows:
a. a new disposable liquid outlet nozzle 203 is screwed on, and the dustproof exhaust hole 204 and the liquid outlet nozzle 203 are ensured to be in a closed state;
b. reverse turning device, which opens the used tetra pack jack plug 205 and inserts the tetra pack 206 upwards into the tetra pack slot 201; note that the number of tetra pack 206 required for tube feeding is selected according to the number of tetra pack 206 required, only 1 tetra pack 206 tube feeding uses the center tetra pack 206 jack, and 2 tetra packs 206 tube feeding uses tetra pack 206 jacks on both sides; then the device is reversely buckled into a use state for the second time;
c. the inner tube feed of the rile bag 206 is injected into the liquid holding tank 202; the tube feeding pipe 207 passes through the peristaltic pump 208 and then is in butt joint with the liquid outlet nozzle 203;
d. opening the peristaltic pump 208, opening the dust vent 204 according to the infusion speed of the peristaltic pump 208, and adjusting the size of the vent to meet the normal infusion speed;
e. in continuous tube feeding, peristaltic pump 208 and dust vent 204 are closed, and tilted to the opposite side of dust vent 204 until the entire tube feeding device is inverted. At this time, residual nutrient solution in the device is positioned in the liquid storage tank space at the opposite side of the exhaust hole; at the moment, the tetra pak 206 to be replaced is pulled out, the tetra pak 206 to be replaced is inserted into the original hole site, the overturning device is restored to a normal tube feeding posture, and the dustproof exhaust hole 204 and the peristaltic pump 208 are opened again;
f. when tube feeding is completed, peristaltic pump 208 is first turned off, dust vent 204 is then turned off, tube feeding tube 207 is pulled out, the device is cleaned and disposable fluid pad 218 is discarded.
When self-made chyme is fed by continuous tube feeding, the using method is as follows:
a. a new disposable liquid outlet nozzle 203 is screwed on, and the dustproof exhaust hole 204 and the liquid outlet nozzle 203 are ensured to be in a closed state;
b. opening a tetra pack jack plug 205, and injecting self-made chyme into the liquid storage tank through the tetra pack 206 jack; after the injection is completed, the riliedel jack plug 205 is plugged back;
c. opening the peristaltic pump 208, opening the dust vent 204 according to the infusion speed of the peristaltic pump 208, and adjusting the size of the vent to meet the normal infusion speed;
d. when continuous tube feeding is carried out, the peristaltic pump 208 and the dustproof exhaust hole 204 are closed, the tetra pack jack plug 205 is opened again, self-made chyme is injected into the liquid storage tank through the tetra pack 206 jack, and after the injection is finished, the tetra pack jack plug 205 is plugged back; then the dustproof vent hole 204 and the peristaltic pump 208 are opened again;
e. when tube feeding is completed, peristaltic pump 208 is first turned off, dust vent 204 is then turned off, tube feeding tube 207 is pulled out, the device is cleaned and disposable fluid pad 218 is discarded.
Example 3: a continuous tube feeding device as shown in figures 13-16, comprising a body comprising:
(1) An interest bag slot 301 for placing an interest bag 306;
(2) A liquid holding tank 302 for holding tube feeds;
(3) A liquid outlet nozzle 303 for interfacing with a feeding tube 307;
(4) A dust-proof vent 304 for adjusting the air pressure in the body container;
the tetra pak slot 301 and the liquid storage tank are of split type design and are communicated with each other; the lower end of the tetra pak slot 301 is provided with 4 clamping teeth, and the top end of the liquid storage tank is provided with 4 clamping grooves matched with the clamping teeth; the liquid storage tank and the tetra Pak slot 301 are fixed by rotating to enable the clamping teeth to be clamped with the clamping grooves.
The tetra pack slot 301 comprises a slot body 309, 5 tetra pack 306 jacks for interfacing with the tetra pack 306, 5 tetra pack jack plugs 305, the tetra pack 306 jacks being located at the lower end of the slot body 309, and the tetra pack jack plugs 305 being mated with the tetra pack 306 jacks.
The lower end of the liquid storage tank is provided with a liquid outlet nozzle 303. The lower end of the liquid storage tank 302 is protruded to form a liquid outlet 313, and the liquid outlet 313 and the liquid outlet nozzle 303 are provided with matched thread structures. The liquid outlet 303 is replaceable, and the liquid outlet 303 is provided with a liquid outlet protective cover 316. And a disposable liquid outlet pad 318 is further included between the liquid outlet nozzle 303 and the liquid outlet 313, the size of the liquid outlet pad 318 is matched with that of the liquid outlet 313, when the disposable liquid outlet pad 318 is used, a tube feeding pipeline is penetrated through the disposable liquid outlet pad 318, only the disposable liquid outlet pad 318 needs to be replaced when the disposable liquid outlet pad 318 is replaced each time, and the liquid outlet nozzle 303 can be reused after being cleaned. The tube feeding tube penetrates the end of the disposable liquid outlet pad, and is provided with a hollow hard plastic head (specific reference can be made to the hard plastic head at the top end of the infusion tube), and the structural design is the same as that in the embodiment 2, and specific reference can be made to fig. 12.
The dust-proof vent 304 is provided outside the liquid storage tank 302. The dustproof exhaust hole 304 comprises an annular air cushion and a T-shaped exhaust plug; the annular air cushion is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion; the vent plug comprises a cylindrical vent plug body and an adjusting end; the side surface of the exhaust plug body is provided with a strip-shaped air hole, and the inside of the exhaust plug body is hollow; the adjusting end is positioned at the top end of the air discharging plug body, the air discharging plug body penetrates through the annular air cushion, and the adjusting end is positioned at the outer side of the liquid storage groove. The vent plug is inserted and pulled out, so that the effect of flexibly adjusting the air pressure in the body is achieved. The dust-proof vent hole in this embodiment is the same as that in embodiment 1, and reference is specifically made to fig. 2 and fig. 5 to 7.
The continuous tube feeding and raising device can be used for both continuous tube feeding and raising of the rile bags and continuous tube feeding of self-made chyme.
The application method of the rile bag for continuous tube feeding is as follows:
a. a new disposable liquid outlet nozzle 303 is screwed on, and the dustproof vent hole 304 and the liquid outlet nozzle 303 are ensured to be in a closed state;
b. reverse turning device, which opens the used tetra pack jack plug 305 and inserts the tetra pack 306 upwards into the tetra pack slot 301; note that the number of tetra pack 306 jacks to be used is selected according to the number of tetra packs 306 to be tube fed, only 1 tetra pack 306 tube fed uses a center tetra pack 306 jack, 2 tetra packs 306 tube fed simultaneously uses symmetrical tetra pack 306 jacks, 3 tetra packs 306 tube fed simultaneously uses 1 middle tetra pack 306 jack and 2 symmetrical tetra pack 306 jacks; then the device is reversely buckled into a use state for the second time;
c. the tube feed is injected into the liquid holding tank 302 in the interest bag 306; opening the liquid outlet mouth protecting cover 316, and enabling the tube feeding pipe 307 to pass through the peristaltic pump 308 and then be in butt joint with the liquid outlet mouth 303;
d. opening the peristaltic pump 308, opening the dustproof vent hole 304 according to the infusion speed of the peristaltic pump 308, and adjusting the size of the vent hole to meet the normal infusion speed;
e. in continuous tube feeding, peristaltic pump 308 and dust vent 304 are closed, tilting to the opposite side of dust vent 304 until the entire tube feeding device is inverted. At this time, residual nutrient solution in the device is positioned in the liquid storage tank space at the opposite side of the exhaust hole; at the moment, the tetra pak 306 to be replaced is pulled out, the tetra pak 306 to be replaced is inserted into the original hole site, the overturning device is restored to a normal tube feeding posture, and the dustproof vent hole 304 and the peristaltic pump 308 are opened again;
f. when tube feeding is completed, peristaltic pump 308 is closed, dust vent 304 is closed, tube feeding tube 307 is pulled out, the device is cleaned and disposable liquid outlet pad 318 is discarded.
When self-made chyme is fed by continuous tube feeding, the using method is as follows:
a. a new disposable liquid outlet nozzle 303 is screwed on, and the dustproof vent hole 304 and the liquid outlet nozzle 303 are ensured to be in a closed state;
b. rotating to separate the tetra pak slot 301 from the liquid storage tank, taking out the tetra pak slot 301, injecting self-made chyme into the liquid storage tank, putting back the tetra pak slot 301, and rotating to clamp the tetra pak slot 301;
c. opening the liquid outlet mouth protecting cover 316, and enabling the tube feeding pipe 307 to pass through the peristaltic pump 308 and then be in butt joint with the liquid outlet mouth 303;
d. opening the peristaltic pump 308, opening the dustproof vent hole 304 according to the infusion speed of the peristaltic pump 308, and adjusting the size of the vent hole to meet the normal infusion speed;
e. when feeding is carried out continuously, the peristaltic pump 308 and the dustproof vent hole 304 are closed, the tetra pak slot 301 is taken out again in a rotating mode, self-made chyme is injected into the liquid storage tank, the tetra pak slot 301 is replaced, and the tetra pak slot 301 is rotated; then the dustproof vent hole 304 and the peristaltic pump 308 are opened again;
e. when tube feeding is completed, peristaltic pump 308 is closed, dust vent 304 is closed, tube feeding tube 307 is pulled out, the device is cleaned and disposable liquid outlet pad 318 is discarded.
Example 4: a continuous tube feeding device as shown in figures 17-19 includes a body, a cross-shaped hanging ring 415, and a securing bandage 414. The hanging ring 415 is arranged at the top of the body, and the fixing bandage 414 is arranged at the bottom of the body.
The body includes:
(1) An interest bag slot 401 for placing an interest bag 406;
(2) A liquid holding tank 402 for holding tube feeds;
(3) A tap 403 for interfacing with a feeding tube 407;
(4) And a dust-proof vent 404 for adjusting the air pressure in the body container.
The tetra pak slot 401 and the liquid storage tank are of split type design and are communicated with each other. The liquid storage groove 402 is recessed inwards to form a groove, the tetra pack slot 401 is positioned in the groove, and the tetra pack slot 401 is combined with the liquid storage groove through a buckle 417 structure. The tetra pack slot 401 comprises a slot body 409, 3 tetra pack 406 jacks for docking with the tetra pack 406, and 3 tetra pack jack plugs 405, wherein the tetra pack 406 jacks are positioned at the lower end of the slot body 409, and the tetra pack jack plugs 405 are matched with the tetra pack 406 jacks.
The lower end of the liquid storage tank is provided with a disposable replacement liquid outlet nozzle 403, and the liquid outlet nozzle 403 is provided with a protective cover of the liquid outlet nozzle 403. The lower end of the liquid storage tank 402 is protruded to form a liquid outlet 413, and the liquid outlet 413 and the liquid outlet nozzle 403 are provided with matched thread structures. The liquid outlet 403 is disposed at one side of the bottom of the liquid storage tank 402, the other side is in a slope structure, and the height of one side of the liquid outlet 403 is lower than that of the other side. The liquid outlet of this embodiment is the same as that of embodiment 3, and reference is specifically made to fig. 14. And the disposable liquid outlet pad is still included between the liquid outlet nozzle 403 and the liquid outlet 413, the size of liquid outlet pad with liquid outlet 413 phase-match, during the use, with the tube feeding pipeline run through disposable liquid outlet pad can, only need change disposable liquid outlet pad when changing each time, liquid outlet nozzle 413 can be after the sanitization used repeatedly. The tube feeding tube penetrates the end of the disposable liquid outlet pad, and is provided with a hollow hard plastic head (specific reference can be made to the hard plastic head at the top end of the infusion tube), and the structural design is the same as that in the embodiment 2, and specific reference can be made to fig. 12.
The dust-proof vent 404 is provided outside the liquid storage tank 402. The dust-proof vent 404 includes an annular air cushion and a T-shaped vent plug; the annular air cushion is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion; the vent plug comprises a cylindrical vent plug body and an adjusting end; the side surface of the exhaust plug body is provided with a strip-shaped air hole, and the inside of the exhaust plug body is hollow; the adjusting end is positioned at the top end of the air discharging plug body, the air discharging plug body penetrates through the annular air cushion, and the adjusting end is positioned at the outer side of the liquid storage groove. The dust-proof vent hole in this embodiment is the same as that in embodiment 1, and reference is specifically made to fig. 2 and fig. 5 to 7.
The annular air cushion, the tetra pack jack and the tetra pack jack plug 405 are all made of medical safety materials such as latex or silica gel. The vent plug is made of hard plastic material, so that the vent plug is convenient to insert and pull out. Meanwhile, in the tube feeding state, the strip-shaped air holes of the air vent plug are positioned in the issuing of the air vent plug, so that the dustproof effect is effectively achieved.
The liquid storage tank 402 is provided with graduation marks for prompting replacement of the tetra pack 406 or ending tube feeding, and after the liquid storage tank 402 and the tetra pack slot 401 are combined into a closed container, one side of the liquid storage tank is sufficient to contain residual nutrient solution below the graduation marks.
The continuous tube feeding and raising device can be used for both continuous tube feeding and raising of the rile bags and continuous tube feeding of self-made chyme.
The application method of the rile bag for continuous tube feeding is as follows:
a. a new disposable liquid outlet nozzle 403 is screwed on, and the dustproof vent hole 404 and the liquid outlet nozzle 403 are ensured to be in a closed state;
b. the reverse turning device opens the used tetra pack jack plug 405 and inserts the tetra pack 406 upwards into the tetra pack slot 401; note that the number of tetra pack 406 to be used is selected according to the number of tetra packs 406 to be tube fed, only 1 tetra pack 406 tube fed uses a center tetra pack 406 jack, and 2 tetra packs 406 tube fed simultaneously use symmetrical tetra pack 406 jacks; then the device is reversely buckled into a use state for the second time;
c. the tube feed is injected into the liquid holding tank 402 in the interest bag 406; opening the protective cover of the liquid outlet 403, and enabling the tube feeding pipeline 407 to pass through the peristaltic pump 408 and then be in butt joint with the liquid outlet 403;
d. opening the peristaltic pump 408, opening the dustproof vent 404 according to the infusion speed of the peristaltic pump 408, and adjusting the size of the vent to meet the normal infusion speed;
e. for continuous tube feeding, the replacement interest bag 406 should close the peristaltic pump 408 and the dust vent 404 when the residual fluid level in the fluid reservoir is below the graduation marks, tilting to the opposite side of the dust vent 404 until the entire tube feeding device is inverted. At this time, residual nutrient solution in the device is positioned in the liquid storage tank space at the opposite side of the exhaust hole; at the moment, the music bag 406 to be replaced is pulled out, the music bag 406 to be replaced is inserted into the original hole site, the overturning device is restored to a normal tube feeding posture, and the dustproof vent hole 404 and the peristaltic pump 408 are opened again;
f. when tube feeding is completed, peristaltic pump 408 is closed, dust vent 404 is closed, tube feeding tube 407 is pulled out, the device is cleaned and the disposable pad is discarded.
When self-made chyme is fed by continuous tube feeding, the using method is as follows:
a. a new disposable liquid outlet nozzle 403 is screwed on, and the dustproof vent hole 404 and the liquid outlet nozzle 403 are ensured to be in a closed state;
b. opening the buckle 417 to separate the tetra pack slot 401 from the liquid storage tank, taking out the tetra pack slot 401, injecting self-made chyme into the liquid storage tank, putting back the tetra pack slot 401, and clamping the tetra pack slot 401 through the buckle 417;
c. opening the protective cover of the liquid outlet 403, and enabling the tube feeding pipeline 407 to pass through the peristaltic pump 408 and then be in butt joint with the liquid outlet 403;
d. opening the peristaltic pump 408, opening the dustproof vent 404 according to the infusion speed of the peristaltic pump 408, and adjusting the size of the vent to meet the normal infusion speed;
e. when the residual liquid level in the liquid storage tank is not lower than the scale mark during continuous tube feeding, closing the peristaltic pump 408 and the dustproof vent hole 404, opening the buckle 417 again to separate the tetra pack slot 401 from the liquid storage tank, taking out the tetra pack slot 401, injecting self-made chyme into the liquid storage tank, and putting back the tetra pack slot 401, and clamping the tetra pack slot 401 through the buckle 417; the dust vent 404 and peristaltic pump 408 are then opened again;
e. when tube feeding is completed, peristaltic pump 408 is closed, dust vent 404 is closed, tube feeding tube 407 is pulled out, the device is cleaned and the disposable pad is discarded.
The foregoing is illustrative and explanatory of the invention, and is not meant to limit the advantages that can be achieved, and any simple modifications in structure, and/or any one or more of the advantages that may be realized in some embodiments of the invention, are within the scope of the present application.
Claims (11)
1. A continuous tube feeding and raising device, comprising a body, the body comprising:
an interest bag slot (101, 201, 301, 401) for placing an interest bag (106, 206, 306, 406);
a liquid holding tank (102, 202, 302, 402) for holding a tube feed;
a liquid outlet nozzle (103, 203, 303, 403) for abutting the tube (107, 207, 307, 407);
a dust vent (104, 204, 304, 404) for regulating the air pressure within the body container;
the tetra pak slot (101, 201, 301, 401) is in communication with the liquid storage slot (102, 202, 302, 402); the lower end of the liquid storage groove (102, 202, 302, 402) is provided with a liquid outlet nozzle (103, 203, 303, 403); the dust-proof vent hole (104, 204, 304, 404) is provided outside the liquid storage groove (102, 202, 302, 402); the tetra pak slot (101, 201, 301, 401) and the liquid storage slot (102, 202, 302, 402) are of a split design; the liquid storage tank (102, 202, 302, 402) is recessed inward to form a groove, the tetra pack slot (101, 201, 301, 401) is positioned in the groove, and the tetra pack slot (101, 201, 301, 401) is combined with the liquid storage tank (102, 202, 302, 402) through a buckle (417) structure;
the dustproof exhaust holes (104, 204, 304, 404) comprise annular air cushions (110) and T-shaped exhaust plugs; the annular air cushion (110) is fixed on the outer side wall of the liquid storage tank, and the vent plug penetrates through the annular air cushion (110); the vent plug comprises a cylindrical vent plug body (111) and an adjusting end (112); the side surface of the air exhaust plug body (111) is provided with a strip-shaped air hole, and the inside of the air exhaust plug body (111) is hollow; the regulating end (112) is positioned at the top end of the air plug body (111), the air plug body (111) penetrates through the annular air cushion (110), and the regulating end (112) is positioned at the outer side of the liquid storage groove (102, 202, 302, 402).
2. A continuous tube feeding device according to claim 1, wherein the tetra pack slot (101, 201, 301, 401) comprises a slot body (109, 209, 309, 409), one or more tetra pack receptacles for interfacing with tetra packs (106, 206, 306, 406), one or more tetra pack receptacle plugs (105, 205, 305, 405) located at a lower end of the slot body (109, 209, 309, 409), and wherein the tetra pack receptacle plugs (105, 205, 305, 405) are mated with the tetra pack receptacles.
3. A continuous tube feeding device according to claim 2, wherein the number of said tetra pack insertion holes and said tetra pack insertion hole plugs (105, 205, 305, 405) is 3.
4. A continuous tube feeding device according to claim 1, wherein the outlet mouth (103, 203, 303, 403) is replaceable, and the outlet mouth (103, 203, 303, 403) is provided with a mouth protecting cover (316).
5. A continuous tube feeding device according to claim 4, wherein the lower end of the liquid holding tank (102, 202, 302, 402) is convex to form a liquid outlet (213, 313, 413); the liquid outlet (213, 313, 413) and the liquid outlet nozzle (103, 203, 303, 403) are provided with matched screw thread structures, and a disposable liquid outlet pad (318) is arranged between the liquid outlet and the liquid outlet nozzle, and the size of the liquid outlet pad is matched with that of the liquid outlet (213, 313, 413).
6. A continuous tube feeding device according to claim 1, wherein the liquid outlet nozzle (104, 204, 304, 404) is arranged at one side of the bottom of the liquid storage tank (102, 202, 302, 402), the other side is of a gradient structure, and the height of one side of the liquid outlet nozzle (103, 203, 303, 403) is lower than the height of the other side.
7. A continuous tube feeding device according to claim 1, further comprising a hanging ring (215, 415), a securing bandage (214, 414); the hanging rings (215, 415) are arranged at the top of the body, and the fixing bandages (214, 414) are arranged at the bottom of the body.
8. A continuous tube feeding device according to claim 1, for use in a rile bag continuous tube feeding or for self-prepared chyme continuous tube feeding.
9. A continuous tube feeding device according to claim 1, wherein the method of use comprises the steps of:
a. ensuring that the dustproof exhaust holes (104, 204, 304, 404) and the liquid outlet nozzles (103, 203, 303, 403) are in a closed state;
b. injecting a tube feed into the liquid holding tank (102, 202, 302, 402);
c. opening the peristaltic pump (108, 208, 308, 408) and the dust vent (104, 204, 304, 404);
d. during continuous tube feeding, the peristaltic pump (108, 208, 308, 408) and the dust-proof vent hole (104, 204, 304, 404) are closed, tube feeding is secondarily injected into the liquid storage tank (102, 202, 302, 402), and the dust-proof vent hole (104, 204, 304, 404) and the peristaltic pump (108, 208, 308, 408) are opened again;
e. when tube feeding is finished, the peristaltic pump (108, 208, 308, 408) is closed, then the dustproof vent hole (104, 204, 304, 404) is closed, the tube feeding tube (107, 207, 307, 407) is pulled out, and the device is cleaned.
10. A continuous tube feeding device according to claim 9, wherein the use of a continuous tube of riley bag, step b is: opening a used tetra pack plug (105, 205, 305, 405), and inserting the tetra pack (106, 206, 306, 406) upwards into the tetra pack slot (101, 201, 301, 401), wherein the inner tube feed of the tetra pack (106, 206, 306, 406) is injected into the liquid storage groove (102, 202, 302, 402); step d is as follows: during continuous tube feeding, the peristaltic pump (108, 208, 308, 408) and the dust vent hole (104, 204, 304, 404) are closed, a new tetra pack (106, 206, 306, 406) is pulled out and replaced, the inner tube feed of the new tetra pack (106, 206, 306, 406) is secondarily injected into the liquid storage groove (102, 202, 302, 402), and the dust vent hole (104, 204, 304, 404) and the peristaltic pump (108, 208, 308, 408) are opened again.
11. A continuous tube feeding device according to claim 9, wherein self-made chyme is used as continuous tube feed, step b is: injecting self-made chyme into the liquid holding tank (102, 202, 302, 402); step d is as follows: during continuous tube feeding, the peristaltic pump (108, 208, 308, 408) and the dust-proof vent hole (104, 204, 304, 404) are closed, self-made chyme is injected into the liquid storage tank, and the dust-proof vent hole (104, 204, 304, 404) and the peristaltic pump (108, 208, 308, 408) are opened again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310152340.5A CN115836977B (en) | 2023-02-23 | 2023-02-23 | Continuous tube feeding and raising device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310152340.5A CN115836977B (en) | 2023-02-23 | 2023-02-23 | Continuous tube feeding and raising device and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115836977A CN115836977A (en) | 2023-03-24 |
| CN115836977B true CN115836977B (en) | 2023-05-09 |
Family
ID=85580046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310152340.5A Active CN115836977B (en) | 2023-02-23 | 2023-02-23 | Continuous tube feeding and raising device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115836977B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0861654A1 (en) * | 1997-02-28 | 1998-09-02 | Societe Des Produits Nestle S.A. | Apparatus for modifying and supplying liquid nutritional feeding composition |
| CN210873124U (en) * | 2019-07-23 | 2020-06-30 | 宜昌市中心人民医院 | Enteral nutrition solution infusion device |
| CN211485756U (en) * | 2019-12-18 | 2020-09-15 | 遵义医药高等专科学校 | Nutrient solution feeding device for hospital |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205698564U (en) * | 2016-03-07 | 2016-11-23 | 天津鼎凡科技有限公司 | A kind of Nutriology Dept. nutritional solution allocates feeder |
| CN208058247U (en) * | 2018-04-19 | 2018-11-06 | 玉环太泽水暖制品厂（普通合伙） | A kind of tower warming rack air bleeding valve |
| CN109846716A (en) * | 2019-01-31 | 2019-06-07 | 浙江迈帝康医疗器械有限公司 | A kind of nutrition pump, infusion apparatus, control valve and liquid control method |
| KR102284439B1 (en) * | 2019-05-08 | 2021-08-02 | (주)엠디웰아이엔씨 | Intermediate feeding set |
| CN115317374A (en) * | 2021-09-03 | 2022-11-11 | 上海必趣医疗科技有限公司 | Can be directly with nutrition infusion joint design that lile bao is connected |
-
2023
- 2023-02-23 CN CN202310152340.5A patent/CN115836977B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0861654A1 (en) * | 1997-02-28 | 1998-09-02 | Societe Des Produits Nestle S.A. | Apparatus for modifying and supplying liquid nutritional feeding composition |
| CN210873124U (en) * | 2019-07-23 | 2020-06-30 | 宜昌市中心人民医院 | Enteral nutrition solution infusion device |
| CN211485756U (en) * | 2019-12-18 | 2020-09-15 | 遵义医药高等专科学校 | Nutrient solution feeding device for hospital |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115836977A (en) | 2023-03-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9656022B1 (en) | Enteral medication diluting syringe infuser | |
| JP4171649B2 (en) | Beverage pack adapter and beverage supply apparatus | |
| US7799008B2 (en) | Bottle for delivering nutrients to an enteral feeding tube | |
| WO1999003528A1 (en) | Aseptic connection device | |
| CA2477349C (en) | Dosage vessel for use with an indwelling feeding tube | |
| CN115836977B (en) | Continuous tube feeding and raising device and using method thereof | |
| NO152992B (en) | DEVICE FOR OPENING A CLOSE LIQUID CONNECTION WITH THE INTERIOR OF A LIQUID CONTAINER OF FLEXIBLE FILM MATERIAL | |
| JPS6320550B2 (en) | ||
| CN201279277Y (en) | Disposable transfusion system of puncture device without bottle stopper | |
| US20150182422A1 (en) | Enteral Feed Cup | |
| WO2016018877A2 (en) | Gastrostomy delivery system and method | |
| CN202061092U (en) | Mixing connector | |
| JP3954372B2 (en) | Beverage pack adapter and beverage supply apparatus | |
| CN206414609U (en) | One kind can rate controlling intestinal nutrient solution infusion device | |
| JP2007330495A (en) | Bag-like container for fluid administration | |
| CN202061081U (en) | Transfusion package bag | |
| CN110339065A (en) | Gastroenterology medicine feed feeds and eats nursing device | |
| CN206261840U (en) | A kind of baby's assisting in feeding device | |
| CN211863332U (en) | Infusion bag with preheating function | |
| CN207286413U (en) | Needle holder parts and syringe needle portions array for pen type syringe needle conveying device | |
| KR200309884Y1 (en) | Vessel for providing a liquid food for patient | |
| CN218401909U (en) | Brewing device | |
| CN212699927U (en) | Precise filtering infusion apparatus with medicine dispensing connector | |
| CN212756706U (en) | Disposable transfusion converter | |
| US11660255B1 (en) | Liquid medication dispenser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |