CN212973803U

CN212973803U - Disposable anesthesia breathing pipeline

Info

Publication number: CN212973803U
Application number: CN202020451759.2U
Authority: CN
Inventors: 宋国庆; 赵志明; 周嘉
Original assignee: Zhangjiagang Longyi Medical Equipment Co ltd
Current assignee: Zhangjiagang Longyi Medical Equipment Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2021-04-16
Anticipated expiration: 2030-03-31

Abstract

The utility model relates to a disposable anesthesia breathing pipeline, which comprises a breathing mask, a bacteria filter, a medicine supply pipe and a joint pipe, wherein the breathing mask comprises a mask body, a bandage, a flexible cushion and a belt buckle; the bacterial filter comprises a box body, a box cover, an air outlet joint pipe, an air inlet joint pipe and a filter element, wherein the filter element comprises a first core body and a second core body. The utility model can comprehensively compress the breathing mask on the periphery of the breathing part, and then adopts the soft contact of the soft cushion, thereby ensuring that the anesthetic is inhaled into the body of the patient under the set concentration on the premise of improving the use comfort level and achieving the expected anesthetic effect; on the other hand adopts split type filter core, can realize under the filterable prerequisite guaranteeing, through coiling or folding gap that the folding core formed, the gap still extends along gaseous suction direction moreover, consequently, reinforcing mechanical ventilation's effect, and then improves inspiratory smooth and easy degree, satisfies patient's user demand.

Description

Disposable anesthesia breathing pipeline

Technical Field

The utility model belongs to the field of medical equipment, concretely relates to disposable anesthesia breathing pipe way.

Background

At present, the disposable anesthesia breathing pipeline is matched with a breathing machine and an anesthesia breathing machine pipeline and is used for mechanical ventilation and inhalation general anesthesia of patients in clinical hospitals.

The anesthetic breathing pipeline comprises a breathing mask, a bacteria filter, a pipeline communicated with a medicine and a joint pipe, wherein the breathing mask mainly covers the breathing part (mouth and nose) of a patient to form a closed breathing cavity, and the anesthetic medicine and gas are mixed and sent into the breathing cavity from the anesthetic breathing machine pipeline so as to provide the using effect of general anesthesia for the patient; the bacteria filter has the function of adopting a filter medium, can effectively intercept bacteria and particles in medical gas and pipelines, and prevents the bacteria and the particles from entering the body of a patient to cause cross infection between the patient and machinery, thereby reducing the incidence rate of respiratory tract infection of the patient.

However, the filter element of the conventional bacterial filter emphasizes the filtering and sterilizing effect, which greatly affects the smoothness of breathing, and particularly, the use effect of mechanical ventilation and inhalation general anesthesia is difficult for patients with dyspnea.

Meanwhile, the left side and the right side of the mask body of the existing breathing mask are respectively provided with a bandage which can be buckled on the left ear and the right ear or tied on the hindbrain. However, in this type of wearing, although the mask body can be pulled tight from both sides and attached to the respiratory region, gaps are easily formed in the upper and lower portions of the mask body, and thus, the external space may enter, and the concentration of the drug may be diluted, which directly affects the anesthetic effect during the operation.

Disclosure of Invention

The utility model aims to solve the technical problem of overcoming the defects of the prior art and providing a modified disposable anesthesia breathing pipeline.

In order to solve the technical problem, the utility model discloses take following technical scheme:

a disposable anesthesia breathing pipeline comprises a breathing mask, a bacteria filter, a medicine supply pipe and a joint pipe, wherein the breathing mask comprises a mask body and a bandage, the mask body is provided with the breathing pipe communicated with a breathing cavity formed by the mask body, the breathing pipe is positioned in the middle of the mask body, the bacteria filter comprises a box body and a box cover which form a filter cavity and can be connected in a sealing way, an air outlet joint pipe and an air inlet joint pipe which are respectively arranged on the box body and the box cover and are communicated with the filter cavity, and a filter element arranged in the filter cavity,

particularly, the breathing mask further comprises flexible cushions and a belt buckle, wherein the flexible cushions are distributed along the circumferential direction of the mask body, the belt buckle is sleeved on the circumference of the breathing tube and comprises a buckle ring which is sleeved on the circumference of the breathing tube and is abutted against the outer side of the mask body, and a plurality of hanging lugs are arranged on the buckle ring and are distributed circumferentially around the buckle ring; the bandages are provided with a plurality of bandages which are arranged in one-to-one correspondence with the hangers, wherein each bandage is fastened on the hanger from one end part, and the bandages which are positioned at the left side and the right side in one-to-one correspondence are fastened on the hindbrain part of the patient from the other end part;

the filter element comprises a first core body arranged in the box body and a second core body arranged between the first core body and the box cover, wherein the first core body extends along the height direction of the box body and is intercepted and arranged in the box body in a winding shape or a folding shape; the second core body is intercepted and arranged at the opening part of the box body, two end parts of the second core body are respectively abutted against the first core body and the inner wall of the box cover, and gas is introduced from the gas inlet joint pipe and sequentially passes through the second core body and the first core body and then is discharged from the gas outlet joint pipe to be inhaled by a patient.

The hangers comprise connecting arms fixed on the belt buckle from one end parts and connecting columns fixed on the other end parts of the connecting arms, wherein the connecting arms and the connecting columns form a hook shape, and the end parts of the bandages are tied on the connecting columns and positioned at the bottom of the hook shape.

Preferably, the extension direction of the connecting column coincides with the extension direction of the breathing tube.

Specifically, four hangers are arranged and distributed around the retaining ring in a rectangular array. Thus, the fastening is convenient.

According to a particular embodiment and preferred aspect of the present invention, the flexible cushion is an inflatable cushion.

Preferably, the inflatable cushion comprises a cushion body with an inflation interface and a one-way air inlet valve arranged inside the inflation interface.

Preferably, the inflation interface is correspondingly arranged at the upper part of the cushion body.

Further, the inflation interface is located the middle part on the pad body upper portion and extends the setting upwards.

Specifically, the inflatable cushion expands after being inflated, and the one-way air inlet valve has no leakage within 1min under the pressure of 20 kPa.

In addition, the flexible pad is a sponge or a silica gel pad. The comfort level of the contact between the mask body and the skin is improved when the patient is buckled and pressed in the positive direction.

Preferably, the filter chamber of box body is cylindrical, and first core is rolled up as the benchmark from a side and is cylindricly plugged in the filter chamber.

Specifically, the first core is formed by winding filter paper.

According to a specific implementation and preferred aspect of the present invention, the filter paper includes a paper body, a corrugated layer formed on the front surface of the paper body, wherein each corrugated length direction of the corrugated layer is consistent with the height direction of the box body, and the first core is formed by winding the corrugated layer outside the paper body.

Preferably, the first core body abuts against the inner wall of the circumferential direction of the case body from the back surface of the paper body.

According to a specific implementation and preferred aspect of the utility model, still be formed with many top vaulting pole bottom the box body, wherein first core is separated the setting by many top vaulting pole and box body bottom.

Preferably, a plurality of top bracing arm rods extend around the centre of the cassette body and in the radial direction of the cassette body.

Preferably, the takeover of giving vent to anger is connected the middle part of box body, bacterial filter still including transversely set up in the takeover of giving vent to anger and the interception armed lever of box body coupling end portion, wherein the interception armed lever will correspond two top bracing armed levers on a diameter and be connected, and contradict on first core, thereby the takeover of giving vent to anger discharges from the opposite both sides of interception armed lever through the filterable gas of first core.

In addition, the second core body is made of filter cotton and has the same section with the opening of the box body.

Preferably, an external air suction pipeline and a medicine feeding channel are further arranged on the box cover. To meet the treatment needs.

Meanwhile, the two medicine supply pipes are corrugated hoses. The flexible pipe can be bent and stretched at will in use, and the use requirements under different working conditions are met.

Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:

the utility model can comprehensively compress the breathing mask on the periphery of the breathing part, and then adopts the soft contact of the soft cushion, so as to further improve the sealing performance of the breathing cavity on the premise of improving the use comfort level, ensure that the anesthetic is inhaled into the body of the patient under the set concentration, and achieve the expected anesthetic effect; on the other hand adopts split type filter core, can realize under the filterable prerequisite guaranteeing, through coiling or folding gap that the folding core formed, the gap still extends along gaseous suction direction moreover, consequently, reinforcing mechanical ventilation's effect, and then improves inspiratory smooth and easy degree, satisfies patient's user demand.

Drawings

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

FIG. 1 is a schematic structural diagram of an anesthetic breathing circuit according to the present embodiment;

FIG. 2 is a schematic front view of the respiratory mask of FIG. 1;

FIG. 3 is a schematic right-side view of FIG. 2;

FIG. 4 is a schematic structural view of the bacterial filter of FIG. 1;

FIG. 5 is a schematic bottom view of FIG. 4;

wherein: m, a breathing mask; 1. a cover body; 2. a bandage; 3. a breathing tube; 4. flexible cushions (inflatable cushions); 40. a pad body; 41. an inflation interface; 42. a one-way intake valve; 5. a buckle; 50. a retaining ring; 51. hanging a lug; 510. a connecting arm; 511. connecting column

G. A bacterial filter; g1, cartridge; g2, box cover; g3, an air outlet connecting pipe; g4, an air inlet connecting pipe; g5, filter element; g51, a first core; g52, a second core; g6, top bracing arm bar; g7, intercepting an arm lever; g8, outside air intake duct; g9, adding medicine channel;

A. a drug supply tube;

B. and (4) a joint pipe.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "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 present application and for simplicity in 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 present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature. It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the disposable anesthetic breathing circuit of the present embodiment includes a breathing mask M, a bacteria filter G, a drug supply tube A, and a connector tube B.

Referring to fig. 2, a respiratory mask M includes a mask body 1 and a bandage 2.

Be formed with the breathing tube 3 that is linked together with the breathing cavity that cover body 1 formed on the cover body 1, breathing tube 3 is located the middle part of cover body 1.

The breathing mask also comprises flexible cushions 4 distributed along the circumferential direction of the mask body 1 and a belt buckle 5 sleeved on the periphery of the breathing tube 3.

Specifically, as shown in connection with FIG. 3, the flexible cushion 4 is an inflatable cushion.

Of course, the flexible pad 4 may also be other pads, such as a sponge pad or a silicone pad.

In this example, the inflatable cushion 4 is disposed along the circumferential direction of the mask body 1 and fixed inside the periphery of the mask body 1.

Inflatable cushion 4 includes a cushion body 40 having an inflation interface 41, and a one-way air inlet valve 42 disposed inside inflation interface 41.

Specifically, the inflation inlet 41 is correspondingly disposed at an upper portion of the cushion body 40.

In this embodiment, the inflation inlet 41 is located at the middle of the upper portion of the cushion body 40 and extends upward. The inflation and deflation of the inflatable cushion 4 can be conveniently carried out at any time so as to meet the requirements of different patients.

Meanwhile, the inflatable cushion expands after being inflated, and the one-way air inlet valve has no leakage within 1min under the pressure of 20 kPa. So that the requirements of wearing by the patient can be met.

The buckle 5 comprises a buckle ring 50 which is sleeved on the periphery of the breathing tube 3 and is abutted against the outer side of the mask body 1, and a plurality of hanging lugs 51 which are arranged on the buckle ring 50 and are distributed around the circumference of the buckle ring.

In this example, four hangers 51 are provided and arranged in a rectangular array around the retaining ring.

Specifically, there are four bandages 2, wherein each bandage 2 is fastened to the hanging loop 51 from one end, and the bandages 2 located on the left and right sides in one-to-one correspondence are fastened to the hindbrain of the patient from the other end.

As for the fastening of the other end portion of the bandage 2, the fastening may be directly performed by means of a snap or may be directly tied together.

The hanging loop 51 includes a connecting arm 510 fixed to the buckle 50 from one end, and a connecting post 511 fixed to the other end of the connecting arm 510, wherein the connecting arm 510 and the connecting post 511 are formed in a hook shape, and the end of the bandage 2 is tied to the connecting post 511 and is positioned at the bottom of the hook shape.

The extension direction of the connecting column 511 is the same as the extension direction of the breathing tube 3.

Bacterial filter G is straight.

Referring to fig. 4, the bacteria filter G includes a box body G1 and a box cover G2 which form a filter chamber and can be connected in a sealing manner, an air outlet connecting pipe G3 and an air inlet connecting pipe G4 which are respectively arranged on the box body G1 and the box cover G2 and are communicated with the filter chamber, and a filter element G5 arranged in the filter chamber.

In this example, the box cover g2 is located on the top of the box body g1, the air inlet connecting pipe g4 is located on the top of the box cover g2, and the air outlet connecting pipe g3 is located on the bottom of the box body g 1.

The filter element g5 comprises a first core g51 arranged in the box body g1, a second core g52 arranged between the first core g51 and the box cover g2, wherein the first core g51 extends along the height direction of the box body g1 and is intercepted and arranged in the box body g1 in a winding or folding way; the second core body g52 is arranged at the mouth of the box body g1 in an intercepting manner, two ends of the second core body g52 respectively abut against the inner walls of the first core body g51 and the box cover g2, and gas is introduced from the gas inlet connecting pipe g4, passes through the second core body g52 and the first core body g51 in sequence and then is discharged from the gas outlet connecting pipe g3 for the patient to inhale.

The filter cavity of the box body g1 is cylindrical, and the first core g51 is wound from one side as a reference and is plugged into the filter cavity in a cylindrical shape.

The first core g51 is formed by winding filter paper.

The filter paper comprises a paper body a, a corrugated layer b formed on the front surface of the paper body a, wherein the length direction of each corrugation of the corrugated layer b is consistent with the height direction of a box body g1, and a first core g51 is formed by winding on the outer side of the inner paper body a from the corrugated layer b.

The first core g51 abuts against the inner wall of the case g1 in the circumferential direction from the back a side of the paper body.

A plurality of top brace arms g6 are also formed at the bottom of box g1, wherein first core g51 is spaced from the bottom of box g1 by the plurality of top brace arms g 6.

A plurality of top brace arm rods g6 extend centrally around box g1 and radially of box g 1.

The second core g52 is made of filter cotton and has the same cross section as the mouth of the box g 1.

The air outlet connecting pipe g3 is connected to the middle part of the box body g1 and is a straight pipe.

Referring to fig. 5, the bacteria filter further includes an intercepting arm g7 transversely disposed at the connecting end of the air outlet pipe g3 and the box body g1, wherein the intercepting arm g7 connects two supporting arms g6 corresponding to a diameter and abuts against the first core body g51, and air filtered by the first core body g51 is exhausted from the opposite sides of the intercepting arm g7 and the air outlet pipe g 3.

An external air suction pipe g8 and a medicine feeding channel g9 are also arranged on the box cover g 2. To meet the treatment needs.

The medicine supply pipe A is provided with two corrugated hoses. The flexible pipe can be bent and stretched at will in use, and the use requirements under different working conditions are met.

The coupling tube B is a conventional elbow coupling.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A disposable anesthesia breathing pipeline comprises a breathing mask, a bacteria filter, a medicine supply pipe and a joint pipe, wherein the breathing mask comprises a mask body and a bandage, the mask body is provided with a breathing pipe communicated with a breathing cavity formed by the mask body, the breathing pipe is positioned in the middle of the mask body, the bacteria filter comprises a box body and a box cover which form a filtering cavity and can be connected in a sealing way, an air outlet joint pipe and an air inlet joint pipe which are respectively arranged on the box body and the box cover and are communicated with the filtering cavity, and a filter element arranged in the filtering cavity,

the method is characterized in that:

the breathing mask further comprises flexible cushions and buckles, wherein the flexible cushions are circumferentially distributed along the mask body, the buckles are sleeved on the periphery of the breathing tube and comprise buckles and a plurality of hangers, the buckles are sleeved on the periphery of the breathing tube and abut against the outer side of the mask body, the hangers are arranged on the buckles and circumferentially distributed around the buckles, the hangers are distributed on two opposite sides of the breathing tube and are arranged in a one-to-one correspondence manner from top to bottom; the bandages are provided with a plurality of bandages which are arranged in one-to-one correspondence with the hangers, wherein each bandage is fastened on the hanger from one end part, and the bandages which are positioned at the left side and the right side in one-to-one correspondence are fastened on the hindbrain part of the patient from the other end part;

2. The single use anesthetic breathing circuit of claim 1, wherein: the hangers comprise connecting arms and connecting columns, the connecting arms are fixed on the belt buckle from one end part, the connecting columns are fixed at the other end parts of the connecting arms, the connecting arms and the connecting columns form a hook shape, and the end parts of the bandages are tied on the connecting columns and located at the bottom of the hook shape.

3. The single use anesthetic breathing circuit of claim 1 or 2, characterized in that: the number of the hanging lugs is four, and the hanging lugs are distributed around the retaining ring in a rectangular array.

4. The single use anesthetic breathing circuit of claim 1, wherein: the flexible cushion is an inflatable cushion.

5. The single use anesthetic breathing circuit of claim 4, wherein: the inflatable cushion comprises a cushion body with an inflatable interface and a one-way air inlet valve arranged inside the inflatable interface, wherein the inflatable cushion expands after being inflated, and the one-way air inlet valve does not leak within 1min under the pressure of 20 kPa.

6. The single use anesthetic breathing circuit of claim 1, wherein: the filter chamber of box body be cylindrical, first core take as the benchmark coiling to be cylindricly fill in from a side the filter chamber in.

7. The single use anesthetic breathing circuit of claim 6, wherein: the first core is formed by winding filter paper, the filter paper comprises a paper body and corrugated layers formed on the front surface of the paper body, the length direction of each corrugation of the corrugated layers is consistent with the height direction of the box body, the first core is formed by winding the corrugated layers on the outside of the paper body, and the first core is abutted against the circumferential inner wall of the box body from the back surface of the paper body; the second core body is made of filter cotton and has the same cross section as the opening of the box body.

8. The single use anesthetic breathing circuit of claim 6 or 7, characterized in that: the box body bottom still is formed with many top vaulting arm poles, wherein first core is by many top vaulting arm pole with the box body bottom separates the setting, many top vaulting arm pole round the box body center just follows the radial extension of box body.

9. The single use anesthetic breathing circuit of claim 8, wherein: the joint union coupling of giving vent to anger be connected the middle part of box body, bacterial filter still including transversely set up give vent to anger the joint pipe with the interception armed lever of box body coupling end portion, wherein the interception armed lever will correspond two on a diameter the shore armed lever is connected, and contradicts on the first core, thereby process first core filterable gaseous from the relative both sides of interception armed lever the joint pipe of giving vent to anger discharges.

10. The single use anesthetic breathing circuit of claim 1, wherein: the two medicine supply pipes are corrugated hoses.