CN209713909U

CN209713909U - A kind of medical air-breather

Info

Publication number: CN209713909U
Application number: CN201821477210.XU
Authority: CN
Inventors: 陈岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-10
Filing date: 2018-09-10
Publication date: 2019-12-03
Anticipated expiration: 2028-09-10

Abstract

The utility model relates to a kind of medical air-breathers, for being inserted into bottleneck throat through patient's mouth to establish artificial airway, including the integrally formed integral type ventilation device of the silica gel by different hardness, integral type ventilation device includes first pipe, coat the silica gel enhancement layer of first pipe and the cover for sealing tracheae and introitus oesophagi, cover includes the outside of belly and peripheral cuff, the periphery of cover is seamlessly connected with silica gel enhancement layer outer surface smoother, first pipe is from inlet end through silica gel enhancement layer and the cover outside of belly, it extends to outlet side and is suitable for first pipe and communicated with patient's trachea, peripheral cuff includes proximally and distally, proximal end is equipped with aperture, for being connected as the gas tube of peripheral cuff inflation.Due to using integral type ventilation device, connected between cover and silica gel enhancement layer it is smoother, be not easy affected organ, and avoid element falling etc. it is clinical it is unexpected occur, silica gel enhancement layer is not easy to plug artificial airway, improves artificial airway's reliability.

Description

A kind of medical air-breather

Technical field

The utility model relates to a kind of medical air-breathers, belong to field of medical device.

Background technique

In clinical rescue, effective artificial airway is established in time, it is extremely important to the success rate for improving rescue.Neither It can be intubated, and laryngeal mask cannot be placed in bottleneck throat by mask ventilation in emergency circumstances, form one after inflation around larynx Sealing ring, can both allow patient's autonomous respiration, also implementable positive airway pressure.Convenient with being placed in, blindmate success rate is high, to blood flow The advantages that kinetic effect is small, few intercurrent disease is paid attention to increasingly in terms of clinical application.

The venting channels and air bag of existing air-breather are spliced using unlike material, when venting channels and soft silicon When glue air bag connects, reliability is reduced and stitching portion can generate a layering, so that venting channels and air bag junction are unsmooth, Certain damage may be generated to epiglottis position, and it is possible to because undue force causes junction to fall off, to rescue work band To bother；And the venting channels of existing air-breather are only a steam hose, and steam hose may be because bending and Block ventilation, has serious consequences.

Utility model content

The utility model is creatively overcome limitation as known in the art and is solved by a kind of medical air-breather Unsolved problem.Solve the cover and snorkel of conventional ventilation device using the integrally formed ventilation device of same material Road stitching portion is unsmooth and the problem of injured patients epiglottis, while solve because material difference cause splicing built on the sand due to it is easy to fall off The problem of, integral type ventilation device uses silica gel enhancement layer, so that the artificial airway set up is not easy to make to ventilate because of bending Obstruction, improves clinical safety.

The embodiment of the utility model is a kind of medical air-breather, artificial to establish for being inserted into bottleneck throat through patient's mouth Air flue, including the integrally formed integral type ventilation device of the silica gel by different hardness, the integral type ventilation device includes first Pipeline, the silica gel enhancement layer for coating first pipe and the cover for sealing tracheae and introitus oesophagi, the cover includes abdomen Face and peripheral cuff, periphery and the silica gel enhancement layer outer surface smoother of cover are seamlessly connected, and the first pipe is passed through from inlet end Silica gel enhancement layer and the cover outside of belly are worn, outlet side is extended to and is suitable for first pipe and communicated with patient's trachea, the peripheral cuff Including proximally and distally, proximal end is equipped with aperture, for being connected as the gas tube of peripheral cuff inflation.

In the further embodiment of the utility model, the integral type ventilation device further includes adjacent with first pipe The second pipe being covered by inside silica gel enhancement layer, the second pipe is through silica gel enhancement layer and being connected to peripheral cuff Distal end be suitable for being passed through in oesophagus.

In the further embodiment of the utility model, the first pipe and second pipe inlet end are respectively arranged with The first reinforcing sleeve and the second reinforcing sleeve for bearing dental articulation power to prevent ventilation from blocking.

In the further embodiment of the utility model, first reinforcing sleeve and the second reinforcing sleeve connect side by side And it is pluggable.

In the further embodiment of the utility model, the peripheral cuff hardness is described less than 35 degree of Shore hardness First pipe, second pipe and silica gel enhancement layer hardness are greater than the hardness of peripheral cuff and are less than 70 degree of Shore hardness.

In the further embodiment of the utility model, the first pipe, second pipe and silica gel enhancement layer are in arc Shape and can according to different patient throats dissect radian adaptively changing.

In the further embodiment of the utility model, the inlet end nozzle of first reinforcing sleeve, which is provided with, to be used for Realize that the gas source connector of positive airway pressure, the threeway gas source connector include first through hole, the second through-hole and third through-hole, described the For accessing gas source, the second through-hole is connected to the inlet end nozzle of the first reinforcing sleeve and makes the threeway gas source connector one through-hole The first reinforcing sleeve center axis rotation, third through-hole can be provided with bronchoscope supporter.

In the further embodiment of the utility model, the bronchoscope supporter detachably connects with third through-hole It connects, the sealed compartment of controllable folding is provided in the bronchoscope supporter, the bronchoscope supporter is also connected with Lid offers one on the lid for the aperture that bronchoscope passes through, and the hole diameter is greater than bronchoscope diameter, The difference of diameter is less than preset value, so that bronchoscope is by forming sealing after aperture.

In the further embodiment of the utility model, the outer surface of the silica gel enhancement layer is rough surface.

In the further embodiment of the utility model, the gas tube, which is connected with, is used to indicate air pressure in peripheral cuff Pilot balloon, the pilot balloon is connected with the check valve for controlling gas tube one-way ventilating.

The utility model has the following beneficial effects: medical air-breather according to the present utility model, due to using silica gel one Molding ventilation device, connects smoother between cover and silica gel enhancement layer, be not easy injured patients' body, and since there is no The splicing of component, so that it is more firm after insertion patient's throat, the clinical unexpected generation such as element falling is avoided, silica gel is reinforced Air flue bending caused by layer is not easy artificial airway because of patient's fault causes ventilation to be blocked, and improving artificial airway can By property.

Pass through attached drawing and following detailed description of the preferred embodiment, the these and other aspects, feature of the utility model It will be become more apparent from advantage.

Detailed description of the invention

Illustrate the preferred embodiment of the utility model below in conjunction with attached drawing, the attached drawing is provided with explanation and is not intended to limit this Utility model, in figure:

Fig. 1 show a kind of structural schematic diagram of embodiment according to the present utility model；

Fig. 2 show a kind of first pipe of embodiment according to the present utility model and the partial cross of silica gel enhancement layer Figure；

Fig. 3 show the structural representation before a kind of integral type ventilation device molding of embodiment according to the present utility model Figure；

Fig. 4 show the structural representation before a kind of integral type ventilation device molding of embodiment according to the present utility model Figure；

Fig. 5 show a kind of cross-sectional view of the signal first pipe position of embodiment according to the present utility model；

Fig. 6 show a kind of cross-sectional view of the signal second pipe position of embodiment according to the present utility model；

Fig. 7 show a kind of reinforcing sleeve of embodiment according to the present utility model and the structural schematic diagram of gas source connector, Wherein gas source connector through hole is that figure is analysed in part；

In all several views of Figure of description, same reference numerals indicate same parts.

Specific embodiment

It is described in detail below to be only exemplary in nature, it is not intended to limit the embodiment or application and description of description Embodiment purposes.Terms used herein " exemplary " or " illustrative " expression " as an example or explanation ".Herein In be described as " exemplary " or " illustrative " embodiment not representing relative to other embodiments being preferred or preferential.It retouches below All implementations stated are example implementations, provide these and are achieved in that enable those skilled in the art It formulates or uses the embodiments of the present invention, and be not intended to limit utility model range defined by the claims.At this Wen Zhong, for the purpose of description, term " top ", " bottom ", " left side ", " rear ", " right side ", " preceding ", " vertical ", "horizontal" and its derivative Word should be related to utility model shown in the drawings.Furthermore, it is not intended to by preceding technical field, utility model background, utility model content Or described further below being stated or implicit theoretical constraint.It is to be further understood that shown in the drawings and below Specific device and process described in this description, the utility model concept only defined in the appended claims shows Example property embodiment.Therefore, specific size relevant to the embodiments described herein and other physical characteristics are not construed as Limitation, except otherwise expressly provided for non-claimed.

An exemplary embodiment of medical air-breather according to the present utility model is shown in-Fig. 7 referring to Fig.1. In figure, which is used for through patient's mouth insertion bottleneck throat to establish artificial airway, and foundation structure includes by not With the integrally formed integral type ventilation device 1 of the silica gel of hardness, which includes first pipe 11, cladding the The silica gel enhancement layer 13 of one pipeline 11 and cover 14 for sealing tracheae and introitus oesophagi, here at one end by 14 institute of cover It is denoted as outlet side, the other end is denoted as inlet end；Wherein, cover 14 includes the outside of belly 141 and peripheral cuff 142, due to cover 14, the One pipeline 11 and silica gel enhancement layer 13 be integrally formed using mold made of, therefore be inseparable on stricti jurise and regard , its structure for ease of description, is broken down into three parts and is described here；As shown in figure 5, can be considered cover 14 Periphery is seamlessly connected with 13 outer surface smoother of silica gel enhancement layer, and first pipe 11 runs through silica gel enhancement layer 13 and cover from inlet end 14 outside of belly 141, extends to outlet side and is suitable for first pipe 11 and communicate with patient's trachea, and peripheral cuff 142 includes proximal end 142a and distal end 142b, closer from inlet end for proximal end 142a, the other end is distal end 142b, and proximal end 142a is equipped with aperture, is used In the gas tube 2 for being connected as the inflation of peripheral cuff 142, being filled with gas to peripheral cuff 142 makes its expansion, to realize to tracheae Closed with oesophagus, object is counter to be poured into tracheae to prevent in oesophagus, is avoided clinical unexpected.In order to grasp the periphery set of cover 14 Air pressure in capsule 142 prevents from excessively expanding damage human organ or underexpansion is difficult to form excellent sealing, and gas tube 2 connects There is the pilot balloon 21 for being used to indicate air pressure in peripheral cuff 142, pilot balloon 21 is connected with unidirectionally to be filled for controlling gas tube 2 The check valve 22 of gas.

As shown in fig. 6, being administered by oesophagus or in order to while keeping establishing artificial airway into oesophagus Other conduits are inserted into, integral type ventilation device 1 further comprises the be covered by silica gel adjacent with first pipe 11 at the time of molding and adds Second pipe 12 inside strong layer 13, second pipe 12 run through silica gel enhancement layer 13 and are connected to the distal end of peripheral cuff 142 142b is suitable for being passed through in oesophagus.

When the medical air-breather is inserted into throat through patient's mouth, patient may be because that the reasons such as pain are grited one's teeth, due to In order not to delicate organs such as injured patients' throats, integral type ventilation device 1 is made using medical silica-gel, but each position hardness Again as needed without identical, wherein 142 hardness of peripheral cuff is less than 35 degree of Shore hardness, first pipe 11, second pipe 12 With 13 hardness of silica gel enhancement layer be greater than peripheral cuff 142 hardness and be less than 70 degree of Shore hardness, such hardness is unable to bear The occlusion energetically of patient, if may be such that first pipe 11 and the closure of second pipe 12 when patient grits one's teeth firmly and cause to ventilate Obstruction；As shown in fig. 7, therefore being separately provided for bearing tooth in the inlet end of first pipe 11 and second pipe 12 here First reinforcing sleeve 31 and second reinforcing sleeve 32 of the bite force to prevent ventilation from blocking, in order to adapt to different clinical settings, this Two reinforcing sleeves connect side by side and pluggable replacement.

In order to enable the medical air-breather more simple and quick, easily operated, first pipe 11, second pipe in merging 12 and silica gel enhancement layer 13 be arranged to dissect the shape that matches of radian with human body throat, and due to the elasticity and softness of silica gel Property, so as to dissect radian adaptively changing according to different patient throats.

In addition, as shown in fig. 7, the inlet end nozzle of the first reinforcing sleeve 31 is provided with the gas source for realizing positive airway pressure Connector 4, if gas source connector 4 can be using straight-through gas source connector, here in order to use the device just to establish artificial airway Way is more abundant, and gas source connector 4 uses threeway gas source connector, and threeway gas source connector includes first through hole 41,42 and of the second through-hole Third through-hole 43,41 diameter of first through hole are 15 millimeters of standard specification, and for accessing gas source, the second through-hole 42 is connected to first The inlet end nozzle of reinforcing sleeve 31 is convenient for positive pressure gas being passed through tracheae through first pipe 11, in order to avoid due to the medical ventilation The movement of device causes the contiguity of cover 14 and throat to change and influence airtightness, which can reinforce around first 31 central axis of casing does 360 degree rotation；Third through-hole 43 is provided with bronchoscope supporter 5, bronchoscope supporter 5 and third Through-hole 43 is detachably connected, and the diameter of third through-hole 43 is greater than the diameter of bronchoscope supporter 5, removes bronchoscope supporter When 5, trachea cannula can be placed in from third through-hole 43 and be passed through first pipe 11 through the second through-hole 42, set in bronchoscope supporter 5 It is equipped with the sealed compartment 51 of controllable folding, which can support to realize branch while keeping artificial airway Tracheoscopy, when without bronchoscopy, sealed compartment 51 is closed to prevent gas leakage, needs to carry out bronchoscopy Cha Shi opens sealed compartment 51, but since the insertion tube of bronchoscope is thinner, sealed compartment 51 will cause leakage after opening Therefore a lid 52 is arranged in gas on bronchoscope supporter 5, one is offered on lid 52 for insert tube of bronchoscope By aperture 52a, aperture 52a diameter is greater than insert tube of bronchoscope diameter, and the difference of diameter is less than preset value, the preset value mark Standard is when allowing to carry out bronchoscope detection, to close the lid 52, and insert tube of bronchoscope is still formed after aperture 52a insertion Sealing and it is air tight.The second through-hole 42 and 31 junction of the first reinforcing sleeve and third through-hole 43 and bronchoscope branch in Fig. 7 The junction of gripping member 5 is to have carried out part for the ease of showing its inner connecting structure and analysed, actually sealed；

Because medical worker generally requires band medical gloves when using the medical air-breather, if its outer surface is too smooth Operation difficulty can be increased, therefore the outer surface of silica gel enhancement layer 13 is made as rough surface in order to use, while rough surface energy The frictional force for enough increasing silica gel enhancement layer outer surface and patient's organ contact site avoids the medical air-breather displacement, enhancing Stability in use.

Above-described embodiment is only the exemplary theory for being the principle for being clearly understood that the utility model and the implementation proposed It is bright.Without departing from the scope of the utility model, many variations, combination, modification or equivalents can substitute this reality With novel element.Therefore, the utility model is intended to be not limited to the disclosed optimal mode for being used to implement the utility model Specific embodiment, but the utility model will include all embodiments for falling within the scope of the appended claims.

Claims

1. a kind of medical air-breather, for being inserted into bottleneck throat through patient's mouth to establish artificial airway, it is characterised in that: including By the integrally formed integral type ventilation device (1) of the silica gel of different hardness, the integral type ventilation device (1) includes first pipe (11), the silica gel enhancement layer (13) of first pipe (11) is coated and for sealing air pipe inlet position and introitus oesophagi position Cover (14), the cover (14) include the outside of belly (141) and peripheral cuff (142), periphery and the silica gel enhancement layer of cover (14) (13) outer surface smoother is seamlessly connected, and the first pipe (11) is from inlet end through silica gel enhancement layer (13) and cover (14) abdomen Face (141), extends to outlet side and is suitable for first pipe (11) and communicate with patient's trachea, and the peripheral cuff (142) includes close (142a) and distal end (142b) are held, proximal end (142a) is equipped with aperture, for being connected as the gas tube of peripheral cuff (142) inflation (2)。

2. medical air-breather according to claim 1, it is characterised in that: the integral type ventilation device (1) further includes Adjacent with first pipe (11) is covered by the internal second pipe (12) of silica gel enhancement layer (13), the second pipe (12) Through silica gel enhancement layer (13) and the distal end (142b) that is connected to peripheral cuff (142) is suitable for being passed through in oesophagus.

3. medical air-breather according to claim 2, it is characterised in that: the first pipe (11) and second pipe (12) the first reinforcing sleeve (31) and second that inlet end is separately provided for bearing dental articulation power to prevent ventilation from blocking Reinforcing sleeve (32).

4. medical air-breather according to claim 3, it is characterised in that: first reinforcing sleeve (31) and second adds Strong casing (32) connects and pluggable side by side.

5. medical air-breather according to claim 2, it is characterised in that: peripheral cuff (142) hardness is less than Xiao 35 degree of family name's hardness, the first pipe (11), second pipe (12) and silica gel enhancement layer (13) hardness are greater than peripheral cuff (142) Hardness and be less than 70 degree of Shore hardness.

6. medical air-breather according to claim 2, it is characterised in that: the first pipe (11), second pipe (12) and silica gel enhancement layer (13) it is arc-shaped and can according to different patient throats dissect radian adaptively changing.

7. medical air-breather according to claim 3, it is characterised in that: the inlet end of first reinforcing sleeve (31) The gas source connector (4) that nozzle is provided with for realizing positive airway pressure, the gas source connector (4) include first through hole (41), second Through-hole (42) and third through-hole (43), the first through hole (41) are connected to first and add for accessing gas source, the second through-hole (42) The inlet end nozzle of strong casing (31) simultaneously makes the threeway gas source connector can be around the first reinforcing sleeve (31) center axis rotation, third Through-hole (43) is provided with bronchoscope supporter (5).

8. medical air-breather according to claim 7, it is characterised in that: the bronchoscope supporter (5) and third Through-hole (43) is detachably connected, and the sealed compartment (51) of controllable folding is provided in the bronchoscope supporter (5), described Bronchoscope supporter (5) is also connected with lid (52), and one is offered on the lid (52) and is used for what bronchoscope passed through Aperture (52a), aperture (52a) diameter are greater than bronchoscope diameter, and the difference of diameter is less than preset value, so that bronchoscope is logical Small holes (52a) form sealing afterwards.

9. medical air-breather according to claim 1, it is characterised in that: the outer surface of the silica gel enhancement layer (13) is Rough surface.

10. medical air-breather according to claim 1, it is characterised in that: the gas tube (2), which is connected with, to be used to indicate The pilot balloon (21) of peripheral cuff (142) interior air pressure, the pilot balloon (21) are connected with unidirectional for controlling gas tube (2) The check valve (22) of ventilation.