CN216148691U - Continuous negative pressure suction device for esophagus occlusion - Google Patents
Continuous negative pressure suction device for esophagus occlusion Download PDFInfo
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- CN216148691U CN216148691U CN202121462717.XU CN202121462717U CN216148691U CN 216148691 U CN216148691 U CN 216148691U CN 202121462717 U CN202121462717 U CN 202121462717U CN 216148691 U CN216148691 U CN 216148691U
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- negative pressure
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- catheter
- pressure suction
- water injection
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- 210000003238 esophagus Anatomy 0.000 title claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 40
- 239000007924 injection Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000011010 flushing procedure Methods 0.000 claims abstract description 24
- 238000004887 air purification Methods 0.000 claims description 19
- 230000002262 irrigation Effects 0.000 claims description 8
- 238000003973 irrigation Methods 0.000 claims description 8
- 230000002459 sustained effect Effects 0.000 claims 1
- 230000028327 secretion Effects 0.000 abstract description 6
- 230000004083 survival effect Effects 0.000 abstract description 3
- 210000003437 trachea Anatomy 0.000 abstract description 3
- 208000028659 discharge Diseases 0.000 description 12
- 238000005406 washing Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 210000000626 ureter Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000000214 mouth Anatomy 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 206010016717 Fistula Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 208000008929 esophageal atresia Diseases 0.000 description 2
- 230000003890 fistula Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 210000003097 mucus Anatomy 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 210000003296 saliva Anatomy 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 206010003598 Atelectasis Diseases 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
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- 229920000742 Cotton Polymers 0.000 description 1
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- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 206010035664 Pneumonia Diseases 0.000 description 1
- 208000007123 Pulmonary Atelectasis Diseases 0.000 description 1
- 206010044310 Tracheo-oesophageal fistula Diseases 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000474 nursing effect Effects 0.000 description 1
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- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- 210000004916 vomit Anatomy 0.000 description 1
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Abstract
The utility model provides an esophagus locking continuous negative pressure suction device which comprises a flushing catheter and a negative pressure suction catheter, wherein the flushing catheter and the negative pressure suction catheter are connected to form a Y-shaped structure, the flushing catheter comprises a water injection section and a circulation section, the negative pressure suction catheter comprises a suction section and a discharge section, the upper ends of the water injection section and the discharge section are separated, the lower ends of the water injection section and the discharge section are connected with a combined pipe body, the outside of the combined pipe body is the circulation section of the flushing catheter, the suction section of the negative pressure suction catheter is arranged in the circulation section, the tail end of the circulation section of the flushing catheter is sealed, a plurality of side holes are formed in the pipe wall of the flushing catheter close to the tail end of the circulation section, one end of a flow guide cover is arranged in each side hole, and the other end of the flow guide cover extends to the outside of each side hole. The utility model can quickly suck the secretion in the trachea, is convenient to wash, has high safety, reduces complications, enables the infant to pass through the operation smoothly, improves the survival rate, is convenient to use and has stronger practicability.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, and particularly relates to an esophagus occlusion continuous negative pressure suction device.
Background
Congenital esophageal atresia and tracheoesophageal fistula are short for congenital esophageal atresia and are serious developmental deformities of the digestive tract in the neonatal period. The method mainly shows that saliva of a child after birth is excessively secreted, symptoms such as vomit, purplish, choking cough and dyspnea occur during nursing, the child is frequently returned from the mouth due to blockage when a flexible gastric tube is inserted into the child for 8-10 cm, most of domestic and foreign children hospitals use a preoperative bronchoscope as a routine examination at present, the position of a fistula and the type of the fistula can be found and judged, and the preoperative traditional treatment method is that a catheter is usually placed at the near end of an esophagus and continuously performs negative pressure suction, or a negative pressure suction ball is used for sucking saliva in an oral cavity, so that pneumonia or atelectasis caused by sucking oral secretion into the lung is prevented or reduced. Present clinical no ready-made esophagus shutting lasts the negative pressure and attracts the pipe, but through inserting the improvement type ureter, connects the negative pressure to attract the pipe and lasts low negative pressure and attracts, because the ureter does not have specific scale, can't accurate judgement insertion length, improvement type ureter quality hardly guarantees slightly carelessly very easily to the patient cause the wound in addition, and the preparation is troublesome, increases nurse's work load.
Among the prior art, the utility model patent that patent application number is CN202020112106.1 discloses a portable adjustable esophagus upper segment drainage negative pressure device of pressure, including upper segment drainage tube and negative pressure pump, the negative pressure pump is fixed in the sound-proof housing, and negative pressure pump left side and right side are connected with intake pipe and outlet duct, and the intake pipe passes the sound-proof housing and dismantles with the upper segment drainage tube to be connected. This adjustable esophagus upper segment drainage negative pressure device of portable pressure, through the upper segment drainage tube, carry out special drainage, avoid additionally tailorring, perhaps cause the esophagus impaired, through the negative pressure pump, realize stable absorption, the stability of negative pressure has been guaranteed, through the sound-proof housing with inhale the sound cotton, the noise that produces when having reduced the absorption, the interference to the patient has been reduced, through the collector, the collection of the drainage liquid of being convenient for, through the end cover, active carbon adsorbs net and bamboo charcoal fiber net, the peculiar smell of having avoided the drainage liquid volatilizees, realize air purification, the waste of time and the not enough damage that causes the esophagus of preparation precision have been avoided, the disposable, reduce the infection, high durability and convenient use. But the adjustable esophagus upper segment drainage negative pressure device of portable pressure that this patent provided function is simple, does not possess and washes and attracts dual function, can not satisfy the user demand.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical problems in the prior art, the utility model provides the esophagus locking continuous negative pressure suction device which can quickly suck out the secretion in the trachea, is convenient to wash, has high safety, reduces complications, enables the infant to pass through the operation smoothly, improves the survival rate, is convenient to use and has strong practicability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an esophagus shutting lasts negative pressure suction device, including washing pipe and negative pressure suction pipe, the one end and the water injection equipment that wash the pipe are connected, the one end and the negative pressure equipment of negative pressure suction pipe are connected, wash and constitute Y shape structure behind pipe and the negative pressure suction pipe connection, wash the pipe and include water injection section and circulation section, the negative pressure suction pipe is including attracting section and discharge section, water injection section and discharge section upper end separation lower extreme and combination body are connected, the outside circulation section for washing the pipe of combination body, the suction section setting of negative pressure suction pipe is in the circulation section, the circulation section end that washes the pipe seals the setting, be close to and be equipped with a plurality of side openings on the terminal washing pipe wall of circulation section, the one end setting of kuppe is in the side opening, the other end extends to the side opening outside.
Preferably, one end of the water injection conduit is provided with a water injection end, the water injection equipment is connected with the water injection conduit through the water injection end, one end of the negative pressure suction conduit is provided with a connecting nozzle, and the negative pressure equipment is connected with the negative pressure suction conduit through the connecting nozzle.
In any of the above schemes, the water injection section and the circulation section are preferably connected end to end and have different inner diameters and outer diameters.
In any of the above aspects, it is preferable that the suction section and the discharge section are connected end to end and have different inner and outer diameters.
In any of the above embodiments, it is preferable that the suction section of the negative pressure suction catheter and the flow-through section of the irrigation catheter are concentrically or non-concentrically arranged.
In any of the above embodiments, it is preferable that the flow path section of the irrigation catheter and the suction section of the negative pressure suction catheter have the same length.
In any of the above schemes, it is preferable that the number of the side holes is at least two, and the side holes are circular and/or elliptical.
In any of the above aspects, preferably, the inner diameter of the baffle gradually increases from one end near the side hole to the other end.
In any of the above embodiments, it is preferable that the number of the irrigation conduit and the negative pressure suction conduit is at least one.
Preferably in any one of the above schemes, the negative pressure device is connected with the collecting barrel through the flow guide pipe, the collecting barrel comprises a collecting body, the upper part of the collecting body is in threaded connection with a barrel cover, and the lower part of the barrel cover is provided with an air purification component.
Preferably in any one of the above schemes, the air purification part comprises an air purification barrel, a filter layer and a turbine fan are arranged in the air purification barrel, and an air inlet and an air outlet are respectively arranged at the upper end and the lower end of the air purification barrel.
In any of the above aspects, it is preferable that the filter layer includes at least an activated carbon filter layer and a HEPA filter layer.
The utility model has the beneficial effects that:
(1) the combined tube body of the esophagus blocking continuous negative pressure suction device is a double-cavity catheter, two channels, namely a flushing channel (flow section) and a drainage channel (suction section), are arranged in the combined tube body, the front ends of the drainage channel and the flushing channel extend to the top end and the front side wall of the tube body, and the rear ends of the drainage channel and the flushing channel are communicated with external equipment.
(2) The esophagus blocking continuous negative pressure suction device can quickly suck out secretions in the trachea, is convenient to flush, has high safety, reduces complications, enables children patients to pass through operations smoothly, and improves the survival rate.
(3) The problem of self-control improvement type ureter do not have concrete scale, troublesome poeration, waste time and lead to medical personnel's labor efficiency to reduce is solved, this novel pipe easy operation, convenient to use to the fixed time has been saved greatly, medical personnel's work efficiency has been improved.
Drawings
FIG. 1 is a schematic diagram of the preferred embodiment of the esophageal occlusive continuous negative pressure suction device of the present invention;
FIG. 2 is a sectional view of a portion of the assembled tube of FIG. 1;
FIG. 3 is a sectional view of another embodiment of the assembled tube of FIG. 1;
FIG. 4 is a sectional view of the combined tube structure of another preferred embodiment of the esophageal occlusive continuous negative pressure suction device of the present invention;
FIG. 5 is a schematic view of the collection bucket of FIG. 1;
fig. 6 is a schematic structural view of the air purifying member of fig. 5.
Wherein, the meaning of each reference number in the figure is as follows:
1. the device comprises a flushing guide pipe, 11, a water injection section, 12, a circulation section, 13, a side hole, 14, a guide cover, 2, a negative pressure suction guide pipe, 21, a suction section, 22, a discharge section, 3, water injection equipment, 4, negative pressure equipment, 5, a water injection end head, 6, a connecting nozzle, 7, a guide pipe, 8, a collecting barrel, 81, a collecting body, 82, a barrel cover, 83, an air purification part, 831, an air purification barrel, 832, a filter layer, 833 and a turbofan.
Detailed Description
In order that the present invention may be more clearly understood, the following description and the accompanying drawings are provided for further explanation and explanation.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Example 1
As shown in figure 1, the esophagus blocking continuous negative pressure suction device comprises an irrigation catheter 1 and a negative pressure suction catheter 2, wherein the number of the irrigation catheter 1 and the negative pressure suction catheter 2 can be one or a plurality.
Specifically, one end of the water injection conduit 1 is provided with a water injection end 5, the water injection device 3 is connected with the water injection conduit 1 through the water injection end 5, and the water injection device 3 can be an injection cylinder and the like. One end of the negative pressure suction conduit 2 is provided with a connecting nozzle 6, the connecting nozzle 6 can be combined in a multi-caliber mode, so that the application range is enlarged, the negative pressure equipment 4 is connected with the negative pressure suction conduit 2 through the connecting nozzle 6, and the negative pressure equipment 4 can be a negative pressure pump.
The flushing catheter 1 and the negative pressure suction catheter 2 are connected to form a Y-shaped structure, specifically, the flushing catheter 1 comprises a water injection section 11 and a circulation section 12, and the water injection section 11 and the circulation section 12 are hollow pipes. The water injection section 11 and the flow section 12 are connected end to form the flushing catheter 1. The inner diameters and the outer diameters of the water injection section 11 and the circulation section 12 are different, and the inner diameters of the water injection section 11 are slightly larger than the inner diameter and the outer diameter of the circulation section 12, so that the water injection section can smoothly enter the oral cavity of a baby. The inner diameter of the water injection section 11 is 5-8mm, and the inner diameter of the flow-through section 12 is 2.5-3.5mm, specifically 2.7 mm.
The negative pressure suction duct 2 includes a suction section 21 and a discharge section 22, and both the suction section 21 and the discharge section 22 are hollow ducts. The suction section 21 and the discharge section 22 are connected end to end, and the inner diameter and the outer diameter of the discharge section 22 are both larger than those of the suction section 21. The discharge section 22 has an inner diameter of 6-8mm to facilitate discharge of mucus. The inner diameter of the suction section 21 is 2-3 mm.
The upper end of the water injection section 11 and the upper end of the discharge section 12 are separated, the lower end of the water injection section is connected with the combined pipe body to form a Y-shaped structure, when the Y-shaped structure is arranged, the outside of the combined pipe body extends from the water injection section 11 and becomes the circulation section 12, and the circulation section 12 is communicated with the water injection section 11. As shown in fig. 2, the suction stage 21 of the negative pressure suction conduit 2 is disposed in the flow-through stage 12 and communicates with the discharge stage 22. The aspiration section 21 of the suction catheter 2 and the flow-through section 12 of the irrigation catheter 1 may be arranged concentrically, as shown in fig. 2, or may be arranged non-concentrically, as shown in fig. 4. The lumen of the suction section 21 constitutes a mucous flow channel. The lengths of the flow section 12 and the suction section 21 can be the same, and the suction section 21 can also be slightly longer than the flow section 12, that is, the suction section 21 extends to the outside of the flow section 12, so as to facilitate the negative pressure suction of the secretion. For convenient observation, the outside of the circulation section 12 is provided with length scale marks, so that the staff can conveniently judge the inserted length of the pipe body.
The further optimized technical scheme of this embodiment is, in order to prevent that the impact force of rivers is too big when washing, wash the 12 terminal closed settings of circulation section of pipe 1, as shown in fig. 3, during specific setting, be close to and be equipped with two side openings 13 on the terminal washing pipe 1 pipe wall of circulation section, side opening 13 is circular, and two circular side openings 13 can the symmetric distribution in body both sides. The diameter of the side hole 13 is 4-6 mm.
In order to further reduce the impact force of the water flow flowing out of the side hole, one end of the deflector 14 is fixed in the side hole 13, and the other end extends to the outside of the side hole 13, thereby performing a deflector function. In addition, the inner diameter of the air guide sleeve 14 is gradually increased from one end close to the side hole 13 to the other end, so that a further flow dividing effect is achieved, the safety is higher, and the caliber of the larger part of the air guide sleeve 14 is 5-7 mm.
The further optimized technical scheme of this embodiment is that one end of the negative pressure device 4 is connected with the collecting barrel 8 through the draft tube 7, and the collecting barrel 8 is used for collecting secretions, so that the centralized treatment is convenient, and the specific structure of the collecting barrel 8 is shown in fig. 5. Specifically, the collecting barrel 8 includes a collecting body 81, and the collecting body 81 is a hollow bottle body. Collect body 81 upper portion and can dismantle and be connected with bung 82, here can realize through modes such as threaded connection, convenient dismantlement. An air purification component 83 is arranged at the lower part of the barrel cover 82, and the air purification component 83 can adsorb and purify the air odor in the collection body 81. Specifically, air purification part 83 one side is through whole settings such as hinge connection spare on collecting body 81 upper portion to when collecting body 81 and filling up, air purification part 83 can be followed one side and lifted, conveniently topples over the processing such as collecting body 81, handles the back, can used repeatedly after collecting 8 disinfection and isolation. In order to ensure the stability of the collecting barrel 8 in the using process and avoid dumping, the bottom of the collecting barrel 8 is provided with mutually matched suckers, and the suckers can be directly adsorbed on a table top or a medical tray nearby during use.
Specifically, as shown in fig. 6, the air cleaning member 83 may be a purchased product, and the apparatus is widely used in various fields. The air purifying part 83 comprises an air purifying barrel 831, the upper end and the lower end of the air purifying barrel 831 are respectively provided with an air inlet hole and an air outlet hole, a filter layer 832 and a turbo fan 833 are arranged in the air purifying barrel 831, and the filter layer 832 comprises an active carbon filter layer and a HEPA filter layer. The switch of the air cleaning part 83 may be provided at one side of the air cleaning tub 831 supplied with power by a battery fixed inside the air cleaning tub 831. During specific use, firstly the barrel cover 82 is opened, then the switch of the air purification component 83 is opened, air in the collection body 81 is sucked through the turbine and enters the air purification barrel 831 from the air inlet hole at the lower part, and is discharged through the air outlet hole after being filtered by the filter layer 832, so that the purification effect is realized, and the filter layer 832 can be replaced according to actual needs.
The combined tube body of the esophagus blocking continuous negative pressure suction device is a double-cavity catheter, and two channels, namely a flow section 12 of a flushing channel 1 and a suction section 21 of a negative pressure suction catheter 2, are formed in the combined tube body, so that mucus can be sucked and simultaneously flushed. The tail end of the flow section 12 of the flushing catheter 1 is closed, and the flow dividing and guiding effects are realized through the side hole 13 and the flow guide cover 14.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An esophagus locking continuous negative pressure suction device comprises a flushing catheter (1) and a negative pressure suction catheter (2), wherein one end of the flushing catheter (1) is connected with a water injection device (3), one end of the negative pressure suction catheter (2) is connected with a negative pressure device (4), the flushing catheter (1) and the negative pressure suction catheter (2) are connected to form a Y-shaped structure, the flushing catheter (1) comprises a water injection section (11) and a circulation section (12), the negative pressure suction catheter (2) comprises a suction section (21) and a discharge section (22), the upper ends of the water injection section (11) and the discharge section (22) are separated from each other, the lower end of the combination pipe body is connected with the combination pipe body, the circulation section (12) of the flushing catheter (1) is arranged outside the combination pipe body, the suction section (21) of the negative pressure suction catheter (2) is arranged in the circulation section (12), and the tail end of the circulation section (12) of the flushing catheter (1) is sealed, a plurality of side holes (13) are formed in the pipe wall of the flushing catheter (1) close to the tail end of the circulation section (12), one end of the flow guide cover (14) is arranged in the side holes (13), and the other end of the flow guide cover extends to the outside of the side holes (13).
2. The esophageal occlusive continuous negative pressure suction device as claimed in claim 1, wherein one end of the flushing catheter (1) is provided with a water injection tip (5), the water injection device (3) is connected with the flushing catheter (1) through the water injection tip (5), one end of the negative pressure suction catheter (2) is provided with a connecting nozzle (6), and the negative pressure device (4) is connected with the negative pressure suction catheter (2) through the connecting nozzle (6).
3. The esophageal occlusive continuous negative pressure suction device as claimed in claim 1, wherein the water injection section (11) and the flow-through section (12) are connected end to end and have different inner and outer diameters.
4. The esophageal occlusive continuous negative pressure suction device according to claim 1, wherein the suction section (21) and the discharge section (22) are connected end to end and have different inner and outer diameters.
5. The esophageal occlusive continuous negative pressure suction device according to claim 1, wherein the suction section (21) of the negative pressure suction catheter (2) and the flow-through section (12) of the irrigation catheter (1) are concentrically arranged or non-concentrically arranged.
6. The esophageal occlusive continuous vacuum aspiration device of claim 1, wherein the flow-through segment (12) of the irrigation catheter (1) and the aspiration segment (21) of the vacuum aspiration catheter (2) are the same length.
7. The esophageal occlusive continuous negative pressure suction device according to claim 1, wherein the number of the side holes (13) is at least two, and the side holes (13) are circular and/or oval.
8. The esophageal occlusive continuous negative pressure suction device according to claim 1, wherein the inner diameter of the diversion cover (14) is gradually increased from one end near the side hole (13) to the other end.
9. The esophageal closure continuous negative pressure suction device according to claim 1, wherein the negative pressure device (4) is connected with the collecting barrel (8) through the guide tube (7), the collecting barrel (8) comprises a collecting body (81), a barrel cover (82) is screwed on the upper part of the collecting body (81), and an air purification component (83) is arranged on the lower part of the barrel cover (82).
10. The esophageal closure sustained negative pressure suction device according to claim 9, wherein the air purification unit (83) comprises an air purification barrel (831), a filter layer (832) and a turbo fan (833) are disposed in the air purification barrel (831), and an air inlet hole (834) and an air outlet hole (835) are disposed at the upper and lower ends of the air purification barrel (831), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121462717.XU CN216148691U (en) | 2021-06-29 | 2021-06-29 | Continuous negative pressure suction device for esophagus occlusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121462717.XU CN216148691U (en) | 2021-06-29 | 2021-06-29 | Continuous negative pressure suction device for esophagus occlusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216148691U true CN216148691U (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121462717.XU Expired - Fee Related CN216148691U (en) | 2021-06-29 | 2021-06-29 | Continuous negative pressure suction device for esophagus occlusion |
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| Country | Link |
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| CN (1) | CN216148691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699635A (en) * | 2022-04-15 | 2022-07-05 | 常州乐奥医疗科技股份有限公司 | Alveolar lavage device |
| CN115212433A (en) * | 2022-08-15 | 2022-10-21 | 浙江曙光科技有限公司 | Stomach tube special for sleeve gastrectomy |
-
2021
- 2021-06-29 CN CN202121462717.XU patent/CN216148691U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114699635A (en) * | 2022-04-15 | 2022-07-05 | 常州乐奥医疗科技股份有限公司 | Alveolar lavage device |
| CN114699635B (en) * | 2022-04-15 | 2023-03-24 | 常州乐奥医疗科技股份有限公司 | Alveolar lavage device |
| CN115212433A (en) * | 2022-08-15 | 2022-10-21 | 浙江曙光科技有限公司 | Stomach tube special for sleeve gastrectomy |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220401 |