CN218391281U - Portable oxygen suppliment treatment knapsack - Google Patents

Portable oxygen suppliment treatment knapsack Download PDF

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Publication number
CN218391281U
CN218391281U CN202221870089.3U CN202221870089U CN218391281U CN 218391281 U CN218391281 U CN 218391281U CN 202221870089 U CN202221870089 U CN 202221870089U CN 218391281 U CN218391281 U CN 218391281U
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CN
China
Prior art keywords
backpack
cushion layer
cover body
oxygen
back cushion
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.)
Expired - Fee Related
Application number
CN202221870089.3U
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Chinese (zh)
Inventor
宗政
吴菊
钟静
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Zigong First Peoples Hospital
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Zigong First Peoples Hospital
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zigong First Peoples Hospital filed Critical Zigong First Peoples Hospital
Priority to CN202221870089.3U priority Critical patent/CN218391281U/en
Application granted granted Critical
Publication of CN218391281U publication Critical patent/CN218391281U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a portable oxygen supply treatment backpack, which relates to the field of oxygen supply treatment auxiliary equipment and comprises a backpack base body, a backpack cover body and an oxygen bag, wherein the backpack base body is vertically connected with a bottom cushion layer and a back cushion layer, and a double-shoulder strap is arranged on the back cushion layer; the backpack cover body is fixed on the back cushion layer and forms a sealed cavity with the backpack base body, a sealing joint for connecting with the oxygen catheter is arranged on the side surface of the backpack cover body, a sliding component is arranged on the bottom cushion layer, and the lower end of the backpack cover body is movably connected with the sliding component; the oxygen bag is positioned in the backpack cover body and is connected with the sealing joint through the connecting pipe. The problem of the oxygen bag go out to carry inconveniently, and inefficiency in the field environment use is solved, can hold the oxygen bag and place inside the knapsack, can adapt to the change of the volume of different oxygen bags simultaneously, with the fixed centre gripping of oxygen bag inside the knapsack, can always carry on one's back, reduce and carry the burden, improve the efficiency of open-air rescue.

Description

Portable oxygen suppliment treatment knapsack
Technical Field
The utility model relates to an oxygen suppliment treatment auxiliary equipment field especially relates to a portable oxygen suppliment treatment knapsack.
Background
Medical personnel often meet wounded or disease that need carry out the oxygen suppliment when going out the first aid, for the volume of guaranteeing the oxygen supply, general oxygen bag is bulky, it is inconvenient to carry at the in-process of going out the first aid, and easy fish tail or damage, especially at some remote roads, under the condition of open-air first aid, for guaranteeing wounded or disease's safety, the priority of timely oxygen suppliment and treatment is higher than shifting the wounded, when carrying disinfection articles for use, gauze and medicine, oxygen bag or oxygen container carry and shift comparatively difficultly, and carry out the in-process of treatment in the field, the oxygen bag can occupy medical personnel's arm, influence rescue efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides an oxygen bag go out to carry inconveniently, and the problem of inefficiency in the field environment use, provided a special knapsack that can hold and protect the oxygen bag, can hold the oxygen bag and place inside the knapsack, can adapt to the change of the volume of different oxygen bags simultaneously, with the fixed centre gripping of oxygen bag inside the knapsack, can be one and always carry on the back, reduce and carry the burden, improve the efficiency of open-air rescue.
The utility model discloses a following technical scheme realizes:
a portable oxygen supply treatment backpack comprises a backpack base body, a backpack cover body and an oxygen bag, wherein the backpack base body comprises a bottom cushion layer and a back cushion layer which are vertically connected, and the back cushion layer is provided with shoulder straps; the backpack cover body is fixed on the back cushion layer and forms a sealed cavity with the backpack base body, a sealing joint for connecting with an oxygen catheter is arranged on the side surface of the backpack cover body, a sliding component is arranged on the bottom cushion layer, and the lower end of the backpack cover body is movably connected with the sliding component; the oxygen bag is positioned in the backpack cover body and is connected with the sealing joint through a connecting pipe.
In the scheme, the back cushion layer is generally made of nylon, leather or cloth, an elastic rubber layer can be added, the bottom cushion layer is generally made of a hard plastic layer, the transversely arranged bottom cushion layer and the vertically arranged back cushion layer can form an L-shaped structure, the shoulder straps are also made of cloth and nylon and can be directly sewn and fixed on the backpack base body through needle threads, the backpack cover body is made of PC plastic and is fixed on the back cushion layer through sewing and glue sticking, the lower end of the backpack cover body abuts against the bottom cushion layer, and when the lower end of the backpack cover body is driven to move by the sliding assembly, the inner part of the backpack cover body deforms and wrinkles, so that the fixing effect of the backpack cover body on the oxygen bag is improved;
the sliding assembly is arranged on a movable rod piece on the bottom cushion layer, the sliding assembly is fixedly connected with the backpack cover body and movably connected with the bottom cushion layer, so that the sliding assembly can drive the lower end of the backpack cover body to extrude and fix an oxygen bag positioned inside the backpack on the bottom cushion layer, the oxygen bag can be a PC plastic bag body or other existing oxygen bags, the position of the lower side of the oxygen bag is communicated with the outside through an oxygen tube and a sealing joint, the sealing joint is in a closed state when not used, and can be connected with an air outlet tube of an inflating device after being opened and also can be connected with the oxygen tube of oxygen supply equipment.
Further, the slip subassembly sets up including the symmetry the spout of bottom bed course both sides and wear to establish the slip member in the spout, knapsack cover body downside is equipped with and is used for the parcel to connect the adapter sleeve of slip member, slip member generally is the metal material, and its diameter is less than the internal diameter size of spout, the spout is confined strip groove, and the slip body of rod can move on two spouts to the knapsack cover body can extrude and fix at the oxygen bag, prevents to rock and collide, also can reduce the back at oxygen bag interior oxygen, guarantees that there is sufficient pressure in the oxygen bag and makes oxygen can discharge.
Preferably, the spout bottom is equipped with a plurality of limiting plates, the limiting plate orientation back bed course slope sets up, the clearance between limiting plate and the spout top is greater than the cross-sectional diameter of slip member, a plurality of limiting plates can be so that the slip member fixes in different positions, mentions a little the slip member can make the slip member remove in the spout, moves corresponding position back and pushes down, makes the slip member can form spacing fixed with the limiting plate butt. When the oxygen bag backpack is required to be loosened, the sliding rod piece can be retracted by slightly lifting the sliding rod piece, and the sliding assembly can enable the backpack cover body to continuously fix the oxygen bag, so that the process of carrying and moving the oxygen bag is safer.
Furthermore, the both ends of slip member expose the spout outside portion is provided with spacing dish and rubber handle, rubber handle and the fixed connection in the spacing dish outside, spacing dish can prevent that the slip member from producing the slope or dropping, guarantees the stability of spacing member when the spout removes.
Preferably, the sealing joint comprises a pipe head part and a sealing cover, the pipe head part is communicated with the connecting pipe, the sealing cover is arranged on the pipe head part, and the sealing cover can prevent oxygen in the oxygen bag from leaking and can also prevent the pipe head part from being polluted.
Preferably, the outside at pipe head position has cup jointed magnetism and has inhaled mounting A, sealed lid corresponds the position at pipe head position is provided with magnetism and inhales mounting B, sealed lid passes through magnetism inhale mounting B and magnetism inhale mounting A adsorb on the pipe head position, magnetism inhales the device and can increase the fixed effect of sealed lid, prevents that sealed lid from dropping.
Preferably, the edge of the pipe head part and the inside of the sealing cover are provided with elastic sealing layers, and the elastic sealing layers generate extrusion force, so that oxygen leakage can be effectively prevented.
Preferably, still be equipped with telescopic tube and infusion support on the back bed course, the infusion support lower extreme pass through the screw thread with telescopic tube swing joint, the infusion support upper end is equipped with a plurality of fixed bolsters that are used for fixed liquid medicine, telescopic tube and infusion support make this knapsack can also be used to supplementary infusion, perhaps select some medicines, have increased the convenience when going out for first aid.
Preferably, the backpack straps comprise two sets of strap bodies connected to the upper side and the lower side of the back cushion layer, and strap buckles used for connecting and adjusting the connection positions of the strap bodies are arranged on the strap bodies positioned on the upper side of the back cushion layer, so that the backpack straps can be changed along with different figures and body types of users, and the universality of the backpack is improved.
Preferably, the upper side position in the backpack cover body is further provided with a shielding cover layer, the upper end of the backpack cover body is provided with a zipper, and the shielding cover can block a part of sunlight for the oxygen bag and can also form a part of accommodating space on the upper half part of the backpack for facilitating a part of medical appliances and medicines.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
this knapsack can hold the oxygen bag and place inside the knapsack, can adapt to the change of the volume of different oxygen bags simultaneously, with the fixed centre gripping of oxygen bag inside the knapsack, can always carry on one's back, reduce and carry the burden, improve the efficiency of open-air rescue.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principle of the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall structure of the present invention;
fig. 3 is a detailed structural schematic diagram of the sliding assembly of the present invention;
fig. 4 is a detailed structural schematic diagram of the sealing joint of the present invention;
reference numbers and corresponding part names in the figures:
1-a backpack base; 11-back cushion layer; 12-a bottom cushion layer; 2-a backpack cover body; 21-a connection sleeve; 22-a zipper; 3-shoulder straps; 31-a harness body; 32-sling fasteners; 4-a sliding assembly; 41-a slide bar; 42-a chute; 43-limiting plate; 44-a limiting disc; 45-rubber grip; 5-sealing the joint; 51-a connecting tube; 52-pipe head part; 53-a sealing cover; 54-magnetic attraction fixing piece A; 55-magnetic attraction fixing piece B; 56-an elastomeric sealing layer; 6, a transfusion stand; 61-a fixed support; 7-telescopic pipe; 8-an isolation cap layer; 9-oxygen bag.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more clearly understood, the following description is given for further details of the present invention with reference to the accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention, and are not intended to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to those of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the present invention. Thus, the appearances of the phrase "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.
Examples
A portable oxygen supply treatment backpack comprises a backpack base body 1, a backpack cover body 2 and an oxygen bag 9, wherein the backpack base body 1 comprises a bottom cushion layer 12 and a back cushion layer 11 which are vertically connected, and the back cushion layer 11 is provided with two shoulder straps 3; the backpack cover body 2 is fixed on the back cushion layer 11 and forms a sealed cavity with the backpack base body 1, the side surface of the backpack cover body 2 is provided with a sealing joint 5 for connecting with an oxygen therapy pipe, the bottom cushion layer 12 is provided with a sliding component 4, and the lower end of the backpack cover body 2 is movably connected with the sliding component 4; an oxygen bag 9 is positioned inside the backpack cover body 2, and the oxygen bag 9 is connected with the sealing joint 5 through a connecting pipe 51.
As shown in fig. 1 and 2, the backpack base 1 is composed of a vertical back cushion layer 11 and a horizontal bottom cushion layer 12 to form an L-shaped base, the back cushion layer 11 is composed of nylon, leather or cloth, or an elastic rubber layer may be added, and the back cushion layer 11 leans against the back of a human body. The material of the bottom pad 12 is generally a hard plastic layer for supporting and fixing the sliding assembly 4;
the backpack straps 3 are made of cloth and nylon materials and are sewn and fixed on the backpack base body 1;
the sliding assembly 4 is fixedly connected with the backpack cover body 2 and movably connected with the bottom cushion layer 12, so that the backpack cover body 2 can horizontally slide on the bottom cushion layer 12, the backpack cover body 2 can squeeze, clamp and fix the oxygen bag 9, partial pressure can be applied to the oxygen bag 9, and oxygen in the oxygen bag 9 can be ensured to flow out quickly;
the backpack cover body 2 is made of PC plastic and is fixedly adhered to the back cushion layer 11 through sewing and glue, the lower end of the backpack cover body 2 is abutted against the bottom cushion layer 12, and when the sliding assembly 4 drives the lower end of the backpack cover body 2 to move, the inner part of the backpack cover body 2 deforms and wrinkles, so that the fixing effect of the backpack cover body 2 on the oxygen bag 9 is improved;
the oxygen bag 9 can be a PC plastic bag body or other existing oxygen bags 9, the position of the lower side of the oxygen bag 9 is communicated with the outside through an oxygen delivery pipe and a sealing joint 5, the sealing joint 5 is in a closed state when not in use, and can be connected with an air outlet pipe of an air charging device after being opened and also can be connected with an oxygen delivery pipe of oxygen supply equipment.
This knapsack earlier is connected sealing joint 5 and oxygenating equipment before using, after oxygen bag 9 holds sufficient oxygen, close sealing joint 5 back, the user can carry on one's back the knapsack action of going out, on-the-spot arriving, carry out the in-process of oxygen suppliment, can directly will supply the oxygen pipe connection in sealing joint 5 department, carry out the oxygen suppliment operation, the closed space that knapsack base member 1 and the knapsack cover body 2 are constituteed can hold and protect the oxygen cylinder, reduce medical staff's burden, oxygen volume reduces in the oxygen bag 9, during bag internal pressure reduces, oxygen suppliment efficiency can obviously descend, the user can remove through control sliding assembly 4 this moment, make 2 oxygen bags 9 of the knapsack cover body, guarantee that the oxygen in the oxygen mask can in time release oxygen high-efficiently.
In one or more embodiments, as shown in fig. 3, the sliding assembly 4 includes sliding grooves 42 symmetrically disposed on two sides of the bottom cushion layer 12 and a sliding rod 41 passing through the sliding grooves 42, a connecting sleeve 21 for wrapping and connecting the sliding rod 41 is disposed on a lower side of the backpack cover 2, the sliding rod 41 fixed in the connecting sleeve 21 can drive the backpack cover 2 to slide so as to extrude the oxygen bag 9, the sliding grooves 42 are disposed on the sliding rod 41, and can limit the movable rod to move in the vertical direction so as to ensure the stability of the sliding assembly 4, the sliding rod is generally a steel pipe made of stainless steel, the sliding grooves 42 are made of plastic, and the size of the sliding grooves 42 is larger than that of the sliding rod.
In one or more embodiments, as shown in fig. 3, in order to ensure that the movable rod can be fixed at a certain position while driving the backpack cover 2 to move, a plurality of limiting plates 43 are disposed at the bottom of the chute 42, the limiting plates 43 are disposed obliquely toward the back cushion 11, and a gap between the limiting plates and the top of the chute 42 is greater than a cross-sectional diameter of the sliding rod 41, so that the movable rod can be fixed in different limiting plates 43 to ensure an extrusion fixing effect of the backpack cover 2 on the oxygen bag 9.
In one or more embodiments, as shown in fig. 3, in order to prevent the sliding rod 41 from falling or tilting, a limiting disc 44 is disposed at two ends of the sliding rod 41 exposed outside the sliding slot 42, and the limiting disc 44 can prevent the sliding rod 41 from falling or tilting from the sliding slot 42, preferably, a gap between the fiber disc 44 and the sliding slot 42 should be as small as possible to ensure stability of the sliding assembly 4 driving the backpack cover body 2 to slide, and in addition, in order to facilitate holding and moving of a user, rubber grips 45 are further disposed at two ends of the sliding rod 41 for facilitating holding, and the rubber grips 45 are fixedly connected with the outside of the limiting disc 44, so that the limiting disc 44 can also function as a hand guard.
In one or more embodiments, as shown in fig. 4, the sealing joint 5 includes a head portion 52 and a sealing cap 53, the head portion 52 is connected to the connection tube 51, the sealing joint 5 can be connected to an oxygen tube or an oxygen charging tube, so that oxygen can flow between the oxygen bag 9 and the equipment outside the backpack, and when not in use, the sealing cap 53 made of rubber can effectively protect and seal the head portion 52, and is clamped and fixed on the head portion 52, so as to prevent the oxygen bag 9 and the sealing joint 5 from being polluted or oxygen from leaking out.
In one or more embodiments, as shown in fig. 4, the inventor finds that when the oxygen bag 9 or the backpack is squeezed by an external force, the clamping force of the sealing cover 53 is limited, and there is a possibility that the sealing cover 53 falls off and oxygen leaks out, so that a magnetic attraction fixing member a54 is sleeved on the outer side of the tube head part 52, a magnetic attraction fixing member B55 is disposed at a position of the sealing cover 53 corresponding to the tube head part 52, the sealing cover 53 is attracted to the tube head part 52 by the magnetic attraction fixing member B55 and the magnetic attraction fixing member a54, and meanwhile, an elastic sealing layer 56 is disposed at the edge of the tube head part 52 and inside the sealing cover 53 for increasing the clamping force between the tube head part 52 and the sealing cover 53, and the above structure enables the sealing cover 53 and the tube head part 52 to have stronger stability and sealing effect.
In one or more embodiments, as shown in fig. 1 and 2, a telescopic tube 7 and an infusion support 6 are further arranged on the back cushion layer 11, infusion treatment can be simultaneously performed during oxygen supply treatment, a part of medicine can be hung on the infusion support 6 when treatment is not performed, the lower end of the infusion support 6 is movably connected with the telescopic tube 7 through threads, and a plurality of fixing supports 61 for fixing liquid medicine are arranged at the upper end of the infusion support 6, so that oxygen supply and infusion treatment can be performed synchronously, and convenience in field treatment is improved.
In one or more embodiments, as shown in fig. 1, the backpack strap 3 includes two sets of strap bodies 31 connected to the upper and lower sides of the back cushion 11, a strap buckle 32 for connecting and adjusting the connecting position of the strap bodies 31 is disposed on the strap body 31 located on the upper side of the back cushion 11, and the strap buckle 32 can adjust the extension and contraction of the backpack strap 3 to adapt to the height and size of different users, thereby increasing the versatility of the backpack.
In one or more embodiments, as shown in fig. 1, since the space of the upper half of the backpack is narrow, the height of the oxygen bag 9 is generally about 2/3 of the overall height of the backpack, and part of the space in the backpack is not fully utilized, the isolation cover layer 8 is further disposed at the upper side position inside the backpack cover body 2, the isolation cover layer 8 is made of flexible cloth and can deform and adapt to the movement of the backpack cover body 2, a zipper 22 is disposed at the upper end of the backpack cover body 2, the isolation cover layer 8 can be used for isolating a part of sunlight from the oxygen bag 9 and can also be used for containing some oxygen therapy tubes, gauze, drugs and the like, articles are stored by opening and closing the zipper 22, medical substances are stored during the movement process, and are taken out during the therapy, so that convenience in emergency is increased.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A portable oxygen therapy backpack, comprising:
the backpack comprises a backpack base body (1), wherein the backpack base body (1) comprises a bottom cushion layer (12) and a back cushion layer (11) which are vertically connected, and the back cushion layer (11) is provided with shoulder straps (3);
the backpack cover body (2) is fixed on the back cushion layer (11) and forms a sealed cavity with the backpack base body (1), a sealing joint (5) used for being connected with an oxygen therapy pipe is arranged on the side surface of the backpack cover body (2), a sliding assembly (4) is arranged on the bottom cushion layer (12), and the lower end of the backpack cover body (2) is movably connected with the sliding assembly (4);
the oxygen bag (9) is positioned inside the backpack cover body (2), and the oxygen bag (9) is connected with the sealing joint (5) through a connecting pipe (51).
2. The portable oxygen supply therapy backpack of claim 1, wherein the sliding assembly (4) comprises sliding grooves (42) symmetrically arranged on both sides of the bottom cushion layer (12) and a sliding rod member (41) inserted into the sliding grooves (42), and the lower side of the backpack cover body (2) is provided with a connecting sleeve (21) for wrapping and connecting the sliding rod member (41).
3. The portable oxygen supply therapy backpack of claim 2, wherein the chute (42) is provided with a plurality of limiting plates (43) at the bottom, the limiting plates (43) are inclined toward the back cushion (11), and the gap between the limiting plates and the top of the chute (42) is larger than the cross-sectional diameter of the sliding rod (41).
4. The portable oxygen therapy backpack of claim 2, wherein the sliding rod (41) has two ends exposed outside the sliding slot (42) and is provided with a limiting plate (44) and a rubber handle (45), and the rubber handle (45) is fixedly connected to the outside of the limiting plate (44).
5. The portable oxygen therapy backpack of claim 1, wherein the sealing joint (5) comprises a head portion (52) and a sealing cover (53), the head portion (52) is connected to the connecting tube (51), and the sealing cover (53) is disposed on the head portion (52).
6. The portable oxygen supply therapy backpack of claim 5, wherein a magnetic attraction fixing member A (54) is sleeved on the outer side of the tube head portion (52), a magnetic attraction fixing member B (55) is arranged at a position of the sealing cover (53) corresponding to the tube head portion (52), and the sealing cover (53) is adsorbed on the tube head portion (52) through the magnetic attraction fixing member B (55) and the magnetic attraction fixing member A (54).
7. The portable oxygen therapy backpack as recited in claim 5, further characterized in that an elastic sealing layer (56) is provided at the edge of the head portion (52) and inside the sealing cover (53).
8. The portable oxygen supply therapy backpack according to claim 1, wherein a telescopic tube (7) and an infusion support (6) are further arranged on the back cushion layer (11), the lower end of the infusion support (6) is movably connected with the telescopic tube (7) through a thread, and a plurality of fixing supports (61) for fixing liquid medicines are arranged at the upper end of the infusion support (6).
9. The portable oxygen supply therapy backpack as claimed in claim 1, wherein the backpack strap (3) comprises two sets of strap bodies (31) connected to the upper and lower sides of the back cushion (11), and the strap body (31) located on the upper side of the back cushion (11) is provided with a strap buckle (32) for connecting and adjusting the connecting position of the strap bodies (31).
10. The portable oxygen supply therapy backpack of claim 1, wherein a shielding cover (8) is further disposed at an upper position inside the backpack cover body (2), and a zipper (22) is disposed at an upper end of the backpack cover body (2).
CN202221870089.3U 2022-07-20 2022-07-20 Portable oxygen suppliment treatment knapsack Expired - Fee Related CN218391281U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221870089.3U CN218391281U (en) 2022-07-20 2022-07-20 Portable oxygen suppliment treatment knapsack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221870089.3U CN218391281U (en) 2022-07-20 2022-07-20 Portable oxygen suppliment treatment knapsack

Publications (1)

Publication Number Publication Date
CN218391281U true CN218391281U (en) 2023-01-31

Family

ID=85012447

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221870089.3U Expired - Fee Related CN218391281U (en) 2022-07-20 2022-07-20 Portable oxygen suppliment treatment knapsack

Country Status (1)

Country Link
CN (1) CN218391281U (en)

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20230131

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