CN215083730U - Disposable double-cavity anesthetic breathing pipeline assembly - Google Patents

Abstract

The utility model provides a disposable two-chamber anesthesia breathing pipe way subassembly, it has solved anesthesia breathing pipe and has easily taken place the scheduling problem of buckling, it includes exhaling pipe and breathing pipe, the breathing pipe cover is outside exhaling the pipe, for breathing out the passageway in exhaling, be inspiratory channel between exhaling pipe and the breathing pipe, exhaling pipe and breathing pipe one end are fixed with the breathing joint of being connected with respirator, exhaling pipe and breathing pipe other end are fixed with the three way connection who is connected with anesthesia machine or breathing machine, exhaling pipe and breathing pipe are provided with detachable support frame body for bellows and between the inspiratory channel. The utility model has the advantages of difficult buckling, good structural stability and the like.

Description

Disposable double-cavity anesthetic breathing pipeline assembly

Technical Field

The utility model belongs to the technical field of medical instrument, concretely relates to disposable two-chamber anesthesia breathing pipeline subassembly.

Background

Respiratory anesthesia apparatuses are important medical devices that provide the patient with the necessary oxygen or anesthetic gases. A respiratory anesthetic device generally includes a respiratory mask, a ventilator, and a midsplit respiratory anesthetic tube connecting the respiratory mask and the ventilator. Patients suffering from severe unsmooth breathing need to be breathed by a breathing machine, while some patients needing operation adopt inhalation type anesthesia, the mouth and the nose of the patient need to be covered by a mask, and the patient is conveniently treated by connecting the breathing loop pipe with the breathing machine or the anesthesia machine. However, in the actual use process, the commonly used anesthetic breathing tube is easy to bend, which results in poor anesthesia or breathing communication. In addition, the anesthesia breathing tube is easy to fall off after being connected, and the installation stability is poor.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a midsplit tube assembly with a sealant layer and a breathing apparatus [201420732061.2] thereof, which comprises a mask joint, an air inlet joint, and a midsplit tube connecting the mask joint and the air inlet joint, wherein the midsplit tube comprises a flexible tube body, an air delivery channel is arranged in the flexible tube body, a collection rubber tube is arranged in the air delivery channel, and two ends of the collection rubber tube extend out of the flexible rubber tube respectively; the junction that the face guard connects and flexible body and the junction of air inlet joint and flexible body are equallyd divide and are provided with seal structure respectively, and seal structure includes sealing washer and sealed adhesive tape, and the cladding of sealed adhesive tape is in the surface of corresponding sealing washer, and above-mentioned respiratory device includes above-mentioned well subassembly.

Above-mentioned scheme has solved the problem that easily takes place to drop when anesthesia respiratory tube connects to a certain extent, but this scheme still has a lot of not enough, for example the body easily takes place to buckle the scheduling problem in the use.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a reasonable in design, the difficult disposable two-chamber anesthesia breathing pipe way subassembly that takes place to buckle of body.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this disposable two-chamber anesthesia breathing pipe way subassembly, including exhaling pipe and breathing pipe, breathing pipe cover is outside exhaling the pipe, exhales intraductal for exhaling the passageway, exhales between pipe and the breathing pipe and is breathing passage, exhales pipe and breathing pipe one end and is fixed with the breathing joint who is connected with respirator, exhales the pipe and the breathing pipe other end is fixed with the three way connection who is connected with anesthesia machine or breathing machine, exhales pipe and breathing pipe and is provided with detachable support frame body for bellows and the breathing passage between. The expiration pipe and the breathing pipe are coaxially arranged, and the structure of the internal channel is kept by the support frame body, so that the influence of excessive bending of the expiration pipe and the breathing pipe on the gas flow is avoided.

In the disposable double-cavity anesthesia breathing pipeline assembly, the support frame body is provided with an inner support frame attached to the outer side of the expiration pipe and an outer support frame attached to the inner side of the inspiration pipe, the outer support frame and the inner support frame respectively consist of two spiral support bars which are symmetrical relative to the center of the outer support frame and the inner support frame, the joints of the outer support frame and the joints of the inner support frame are in one-to-one correspondence, gaps between the inner support frame and the outer support frame are kept through support ribs, and the support bars and the support ribs are connected into a whole. The outer support and the inner support respectively keep the structural stability of the expiration pipe and the inspiration pipe, and the support ribs between the outer support and the inner support keep the relative distance between the outer support and the inner support and simultaneously do not influence the normal extension and retraction of the support frame body and the expiration pipe and the inspiration pipe.

In the disposable double-cavity anesthesia breathing pipeline component, the breathing joint is provided with a sealing mechanism connected with the expiration pipe and the inspiration pipe, the breathing joint is fixed with the support frame body through a fastening mechanism, and one end of the breathing joint opposite to the breathing mask is provided with an inserting and fixing mechanism. The breathing joint is used for connecting the breathing mask and has better sealing performance and connection stability with the breathing mask.

In foretell disposable two-chamber anesthesia breathing pipe way subassembly, sealing mechanism includes the inner tube with the inboard laminating of exhaling pipe and the outer tube with the inboard laminating of breathing pipe, leave the induction port that communicates relatively with the inspiration channel between inner tube and the outer tube, the inside exhaling mouth that communicates relatively with the expiration channel that leaves of inner tube, be provided with the support riser of a plurality of relative central axis symmetries between inner tube and the outer tube, the inner tube is equipped with the external screw thread with the ripple block of exhaling pipe and breathing pipe with the outer tube outside, the inner tube overlaps respectively with the outer tube outside has the seal cover that has the internal screw thread, leave the clearance between external screw thread and the internal thread. The sealing mechanism is matched with the expiration pipe and the inspiration pipe respectively by adopting independent pipe bodies to keep the expiration channel and the inspiration channel relatively independent.

In the above-mentioned disposable two-chamber anesthetic breathing tube assembly, the fastening mechanism includes a plurality of buckles disposed at the end of the supporting vertical plate opposite to the supporting frame body, and the openings of the buckles face outward and are respectively fastened with the inner support and the outer support of the supporting frame body. The fastening mechanism is used for keeping the support frame body, the expiration pipe and the inspiration pipe to be synchronously stretched and retracted, and simultaneously preventing the end head of the support frame body from being separated from the breathing joint.

In the above-mentioned disposable two-chamber anesthetic breathing pipe assembly, the plug-in fixing mechanism includes a plug inserted on the breathing mask, a plurality of screwing strips symmetrical with respect to the central axis of the plug are arranged on the outer side of the plug, the plug has a sealing ring attached to the breathing mask, and a silica gel gasket is attached to one side of the sealing ring opposite to the breathing mask. The plug-in fixing mechanism is convenient for quickly fixing the breathing joint to the breathing mask.

In the disposable double-cavity anesthesia breathing pipeline component, the breathing joint is provided with an emergency opening communicated with the breathing channel, and the emergency opening is closed by the knob cover. When the expiration channel or the inspiration channel is blocked, the emergency opening can provide emergency air supply for the breathing mask and assist in oxygen increasing.

In the disposable double-cavity anesthesia breathing pipeline assembly, the three-way joint is Y-shaped, an air outlet channel communicated with the expiration channel and an air inlet channel communicated with the inspiration channel are arranged in the three-way joint, the air outlet channel and the air inlet channel are mutually isolated, and the air outlet channel at the joint of the three-way joint and the expiration pipe as well as the inspiration pipe is protruded relative to the air inlet channel. The three-way joint is communicated with the breathing machine and the anesthesia machine, so that different use requirements of the anesthesia breathing pipeline assembly are met, and the gas is normally exchanged and flows.

In the disposable double-cavity anesthesia breathing pipeline component, the air outlet channel is communicated with the respirator, and the air inlet channel is communicated with the anesthesia machine. Under the conventional state, the heat of the exhalation channel improves the temperature in the inhalation channel, ensures the constant breathing temperature and reduces the stimulation to the respiratory tract.

In the disposable double-cavity anesthesia breathing pipeline assembly, the air outlet channel and the air inlet channel of the three-way joint are respectively connected with the breathing machine or the anesthesia machine through flexible hoses. The tee joint selects a flexible hose with a proper length according to actual needs.

Compared with the prior art, the utility model has the advantages of: the relative distance and the structural stability of the expiratory tube and the inspiratory tube are kept by the support frame body, and the gas flow is not easily influenced by excessive bending; the breathing mask and the anesthesia machine are conveniently and quickly communicated through the breathing joint and the three-way joint; the inspiration channel is coated around the expiration channel, and the heat generated during expiration can improve the internal temperature of the inspiration channel and reduce the stimulation to the respiratory tract.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the assembly of the exhalation tube and inhalation tube of the present invention;

fig. 3 is a schematic structural view of the support frame body of the present invention;

FIG. 4 is a cross-sectional view of the breathing connector of the present invention;

FIG. 5 is a sectional view of the three-way joint of the present invention;

in the figure, an exhalation tube 1, an exhalation channel 11, an inhalation tube 2, an inhalation channel 21, a breathing joint 3, an emergency opening 31, a knob cover 32, a three-way joint 4, an air outlet channel 41, an air inlet channel 42, a flexible hose 43, a support frame body 5, an inner support 51, an outer support 52, a support strip 53, a support rib 54, a sealing mechanism 6, an inner tube 61, an outer tube 62, an inhalation port 63, an exhalation port 64, a support vertical plate 65, a sealing sleeve 66, a buckling mechanism 7, a buckle 71, a plug fixing mechanism 8, a plug 81, a screwing strip 82, a sealing ring 83 and a silicone gasket 84.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-5, the disposable dual-cavity anesthetic breathing circuit assembly includes an exhalation tube 1 and an inhalation tube 2, the inhalation tube 2 is sleeved outside the exhalation tube 1, an exhalation passage 11 is formed in the exhalation tube 1, an inhalation passage 21 is formed between the exhalation tube 1 and the inhalation tube 2, a breathing joint 3 connected with a breathing mask is fixed at one end of the exhalation tube 1 and one end of the inhalation tube 2, a three-way joint 4 connected with an anesthetic machine or a breathing machine is fixed at the other end of the exhalation tube 1 and the inhalation tube 2, and a detachable support frame body 5 is arranged in the inhalation passage 21 between the exhalation tube 1 and the inhalation tube 2 which are corrugated tubes. The inspiration channel 21 is arranged around the expiration channel 11, the inspiration channel 21 is used for inputting oxygen or anesthetic gas into a breathing machine or an anesthesia machine, the expiration channel 11 discharges the gas, the expiration channel 11 and the inspiration channel 21 are mutually isolated, and the separation is still kept through the breathing joint 3 and the three-way joint 4.

Specifically, the support frame body 5 is provided with an inner support 51 attached to the outer side of the expiratory tube 1 and an outer support 52 attached to the inner side of the inspiratory tube 2, the outer support 52 and the inner support 51 are respectively composed of two spiral support bars 53 which are symmetrical relative to the center of the outer support, the joints of the outer support 52 and the joints of the inner support 51 are in one-to-one correspondence, a gap between the inner support 51 and the outer support 52 is kept through support ribs 54, and the support bars 53 and the support ribs 54 are connected into a whole. The support frame body 5 is made of stainless steel, wherein the outer support 52, the inner support 51 and the support ribs 54 are thin strip-shaped and are symmetrical relative to the center of the support frame body 5, the support frame body 5 can be repeatedly used, and the external expiration pipe 1 and the external inspiration pipe 2 can be disassembled and replaced.

Deeply, the breathing joint 3 is provided with a sealing mechanism 6 connected with the expiration pipe 1 and the inspiration pipe 2, the breathing joint 3 is fixed with the support frame body 5 through a buckling mechanism 7, and one end of the breathing joint 3 opposite to the breathing mask is provided with an inserting and fixing mechanism 8. The sealing mechanism 6 and the buckling mechanism 7 are arranged at the same end of the breathing joint 3, and the inserting and fixing mechanism 8 is arranged at the other end to keep the breathing mask communicated with the expiration channel 11 and the inspiration channel 21.

Further, the sealing mechanism 6 comprises an inner tube 61 attached to the inner side of the exhalation tube 1 and an outer tube 62 attached to the inner side of the inhalation tube 2, an inhalation port 63 relatively communicated with the inhalation channel 21 is reserved between the inner tube 61 and the outer tube 62, an exhalation port 64 relatively communicated with the exhalation channel 11 is reserved inside the inner tube 61, a plurality of supporting vertical plates 65 symmetrical relative to the central axis of the inner tube 61 and the outer tube 62 are arranged between the inner tube 61 and the outer tube 62, external threads engaged with the corrugations of the exhalation tube 1 and the inhalation tube 2 are arranged on the outer sides of the inner tube 61 and the outer tube 62, sealing sleeves 66 with internal threads are respectively sleeved on the outer sides of the inner tube 61 and the outer tube 62, and gaps are reserved between the external threads and the internal threads. The sealing mechanism 6 maintains the tightness of the breathing joint 3 with the exhalation tube 1 and the inhalation tube 2, and the gap between the sealing sleeve 66 and the inner tube 61 and the outer tube 62 is convenient for clamping and fixing the exhalation tube 1 and the inhalation tube 2.

Furthermore, the fastening mechanism 7 includes a plurality of fasteners 71 disposed at an end of the supporting upright 65 opposite to the supporting frame 5, and the fasteners 71 are open outwards and are fastened to the inner support 51 and the outer support 52 of the supporting frame 5, respectively. The buckle 71 is buckled with the support frame body 5, and the structure is simple, and the support frame is convenient to disassemble at will.

In addition, the inserting and fixing mechanism 8 comprises a plug 81 inserted on the breathing mask, a plurality of screwing strips 82 which are symmetrical relative to the central axis of the plug 81 are arranged on the outer side of the plug 81, the plug 81 is provided with a sealing ring 83 attached to the breathing mask, and a silica gel gasket 84 is attached to one side, opposite to the breathing mask, of the sealing ring 83. After the plug 81 is inserted into the breathing mask, the screw-on strips 82 are fastened with the corresponding screw-on grooves.

Meanwhile, the breathing joint 3 is provided with an emergency opening 31 communicated with the inhalation passage 21, and the emergency opening 31 is closed by a knob cover 32. After the emergency opening 31 on the breathing joint 3 is opened, the oxygen catheter is externally connected or the pressure is pumped, so that the inside of the breathing pipe 2 or the breathing pipe 1 is dredged.

As can be seen, the three-way joint 4 is Y-shaped, an air outlet channel 41 communicated with the exhalation channel 11 and an air inlet channel 42 communicated with the inhalation channel 21 are arranged in the three-way joint 4, the air outlet channel 41 and the air inlet channel 42 are isolated from each other, and the air outlet channel 41 at the connection part of the three-way joint 4 and the exhalation tube 1 and the inhalation tube 2 protrudes relative to the air inlet channel 42. The gas outlet channel 41 and the gas inlet channel 42 are crossed, and the gas can be exchanged normally.

It is clear that the outlet channel 41 communicates with a respirator and the inlet channel 42 communicates with an anaesthetic machine. The respirator inputs air or oxygen to the breathing mask through the air inlet channel 42, the expired air is output from the air outlet channel 41 and flows back to the respirator, and the anesthesia machine inputs anesthesia gas through the air inlet channel 42.

Preferably, the air outlet channel 41 and the air inlet channel 42 of the three-way joint 4 are respectively connected with the breathing machine or the anesthesia machine through flexible hoses 43. The three-way joint 4 is matched with the breathing joint 3, so that the two ends of the expiration pipe 1 and the inspiration pipe 2 are fixed without an additional loop.

In summary, the principle of the present embodiment is: the inspiration channel 21 is arranged around the expiration channel 11, the inspiration channel 21 is used for inputting oxygen or anesthetic gas into a breathing machine or an anesthesia machine, the expiration channel 11 discharges the gas, the expiration channel 11 and the inspiration channel 21 are mutually isolated, and the structural stability of the expiration pipe 1 and the inspiration pipe 2 is kept by the support frame body 5 in the inspiration channel 21.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the exhalation tube 1, the exhalation passage 11, the inhalation tube 2, the inhalation passage 21, the breathing joint 3, the emergency opening 31, the knob cover 32, the three-way joint 4, the air outlet passage 41, the air inlet passage 42, the flexible hose 43, the support frame 5, the inner support frame 51, the outer support frame 52, the support bars 53, the support ribs 54, the sealing mechanism 6, the inner tube 61, the outer tube 62, the air inlet 63, the exhalation port 64, the support vertical plate 65, the sealing sleeve 66, the fastening mechanism 7, the buckle 71, the plug fixing mechanism 8, the plug 81, the screwing strip 82, the closing ring 83, and the silicone gasket 84 are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims (10)

1. The utility model provides a disposable two-chamber anesthesia breathing pipe way subassembly, includes exhale pipe (1) and breathing pipe (2), its characterized in that, breathing pipe (2) cover outside exhale pipe (1), exhale pipe (1) in be exhale passageway (11), exhale pipe (1) and breathing pipe (2) between be inspiratory channel (21), exhale pipe (1) and breathing pipe (2) one end be fixed with breathing joint (3) of being connected with respirator, exhale pipe (1) and breathing pipe (2) other end be fixed with three way connection (4) of being connected with anesthesia machine or breathing machine, exhale pipe (1) and breathing pipe (2) be provided with detachable support frame body (5) in inspiratory channel (21) between bellows and.

2. The disposable dual-cavity anesthetic breathing tube assembly according to claim 1, wherein the support frame (5) has an inner support (51) attached to the outer side of the expiratory tube (1) and an outer support (52) attached to the inner side of the inspiratory tube (2), the outer support (52) and the inner support (51) are respectively composed of two spiral support bars (53) which are symmetrical relative to the center of the support bars, the joints of the outer support bars (52) correspond to the joints of the inner support (51) one by one and maintain the gap between the inner support bars (51) and the outer support bars (52) through support ribs (54), and the support bars (53) and the support ribs (54) are connected into a whole.

3. The disposable dual-cavity anesthetic breathing tube assembly according to claim 2, wherein the breathing joint (3) has a sealing mechanism (6) connected to the exhalation tube (1) and the inhalation tube (2), the breathing joint (3) is fixed to the support frame (5) by a fastening mechanism (7), and an insertion fixing mechanism (8) is disposed at an end of the breathing joint (3) opposite to the breathing mask.

4. The disposable dual-cavity anesthetic breathing tube assembly according to claim 3, wherein the sealing mechanism (6) comprises an inner tube (61) attached to the inner side of the expiratory tube (1) and an outer tube (62) attached to the inner side of the inspiratory tube (2), an inspiratory port (63) oppositely communicated with the inspiratory channel (21) is reserved between the inner tube (61) and the outer tube (62), an expiratory port (64) oppositely communicated with the expiratory channel (11) is reserved inside the inner tube (61), a plurality of supporting vertical plates (65) symmetrical relative to the central axis thereof are arranged between the inner tube (61) and the outer tube (62), external threads engaged with the corrugations of the expiratory tube (1) and the inspiratory tube (2) are arranged on the outer sides of the inner tube (61) and the outer tube (62), and sealing sleeves (66) with internal threads are respectively sleeved on the outer sides of the inner tube (61) and the outer tube (62), and a gap is reserved between the external thread and the internal thread.

5. The disposable dual-chamber anesthetic breathing tube assembly according to claim 4, wherein the fastening mechanism (7) comprises a plurality of fasteners (71) disposed at an end of the supporting upright plate (65) opposite to the supporting frame (5), the fasteners (71) having an outward opening and being fastened to the inner frame (51) and the outer frame (52) of the supporting frame (5), respectively.

6. The disposable dual-cavity anesthetic breathing tube assembly according to claim 5, wherein the plug fixing mechanism (8) comprises a plug (81) plugged on the breathing mask, a plurality of screwing strips (82) symmetrical relative to the central axis of the plug (81) are arranged on the outer side of the plug, the plug (81) is provided with a sealing ring (83) attached to the breathing mask, and a silica gel gasket (84) is attached to one side of the sealing ring (83) opposite to the breathing mask.

7. The disposable dual-chamber anesthetic breathing circuit assembly according to claim 3, characterized in that the breathing connector (3) is provided with an emergency opening (31) communicating with the inhalation channel (21) and the emergency opening (31) is closed by a knob cover (32).

8. The disposable dual-cavity anesthetic breathing circuit assembly according to claim 1, wherein the three-way joint (4) is Y-shaped, an air outlet channel (41) communicated with the exhalation channel (11) and an air inlet channel (42) communicated with the inhalation channel (21) are arranged in the three-way joint (4), the air outlet channel (41) and the air inlet channel (42) are isolated from each other, and the air outlet channel (41) at the connection of the three-way joint (4) and the exhalation tube (1) and the inhalation tube (2) protrudes relative to the air inlet channel (42).

9. The disposable dual chamber anesthetic breathing circuit assembly of claim 8, wherein said outlet channel (41) is in communication with a ventilator and said inlet channel (42) is in communication with an anesthetic machine.

10. The disposable dual-chamber anesthetic breathing tube assembly of claim 9, wherein the outlet passage (41) and the inlet passage (42) of the three-way joint (4) are connected to the ventilator or anesthetic machine through flexible hoses (43), respectively.

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