CN209475326U - A kind of trachea cannula - Google Patents

A kind of trachea cannula Download PDF

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Publication number
CN209475326U
CN209475326U CN201822022234.2U CN201822022234U CN209475326U CN 209475326 U CN209475326 U CN 209475326U CN 201822022234 U CN201822022234 U CN 201822022234U CN 209475326 U CN209475326 U CN 209475326U
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CN
China
Prior art keywords
catheter body
air bag
fixed ring
trachea cannula
pipe joint
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
CN201822022234.2U
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Chinese (zh)
Inventor
张海浩
康荣丝
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First Affiliated Hospital of Xiamen University
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First Affiliated Hospital of Xiamen University
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Priority to CN201822022234.2U priority Critical patent/CN209475326U/en
Application granted granted Critical
Publication of CN209475326U publication Critical patent/CN209475326U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model proposes a kind of trachea cannula, including catheter body, pipe joint, hold assembly, adapter and gas bag unit, the tube wall of catheter body is in axial direction equipped with a plurality of channel for being connected to insertion end with connecting pin;One end of pipe joint connects ventilator, and the other end is equipped with the intubation of connection connecting pin;Hold assembly has multiple clamping jaws and a fixed ring, and multiple clamping jaws are arranged on a passage correspondingly, and forms prismatic pair with catheter body, and multiple clamping jaws have the fixing end connecting with fixed ring and free end separated from each other;Fixed ring is socketed in intubation;When fixed ring is slid into the end face at the end that is connected along intubation, clamping jaw is moved along channel, so that free end is stretched out insertion end, to form grasping part;One end of adapter connects negative pressure equipment, and the other end is detachably connected with pipe joint;Gas bag unit is arranged in catheter body;To be cleared up for the phlegm scab in the patient end and person's windpipe of expanded balloon.

Description

A kind of trachea cannula
Technical field
The utility model relates to the field of medical instrument technology, in particular to a kind of trachea cannula.
Background technique
Endotracheal intubation refers to that a kind of trachea cannula passes through oral cavity or nasal cavity, the technology through glottis merging tracheae, this skill Art have release respiratory tract obstruction, ensure respiration it is unobstructed, remove respiratory secretions, prevent from accidentally inhaling, assisted or being controlled The effects of breathing, and the main method for patient with general anesthesia and Cavity in Critical Patients holding effective ventilation.
Currently, suction sputum is an important measures in tracheal catheter in the treatment work of urgent patient, the purpose is to will exhale The secretion for inhaling road is sucked out in time, to maintain unobstructed artificial airway, the enough ventilations of guarantee and abundant gas exchanges, and meanwhile it is also right Pulmonary infection is prevented and treated to be of great significance.Existing suction sputum is mostly using open suction sputum, and nurse ceaselessly disconnects The connection of ventilator and tracheal catheter is inserted into sputum aspirator tube in tracheal catheter and carrys out suction sputum;Or humidifying is designed on tracheal catheter The dual-purpose pipe of suction sputum.The sputum inside trachea cannula can be smoothly sucked out in this, but in the patient end and person's windpipe of expanded balloon Interior phlegm scab, then can not be successfully and be sucked out, long-term to accumulate influence patient respiration, causes cough of choking, easily leads to bacterium infection.
Utility model content
The utility model is intended to solve one of the technical problem in above-mentioned technology at least to a certain extent.For this purpose, this reality It is to propose a kind of trachea cannula with novel purpose, can be carried out for the phlegm scab in the patient end and person's windpipe of expanded balloon Cleaning.
In order to achieve the above objectives, the utility model embodiment proposes a kind of trachea cannula comprising:
Catheter body, the catheter body have insertion end and connecting pin, and the tube wall of catheter body is in axial direction equipped with The a plurality of channel for being connected to the insertion end with the connecting pin;
Pipe joint, one end of the pipe joint connect ventilator, and the other end is equipped with the intubation for connecting the connecting pin;
Hold assembly, the hold assembly have multiple clamping jaws and a fixed ring, and multiple clamping jaws are arranged in correspondingly In the channel, and form prismatic pair with the catheter body, multiple clamping jaws have the fixing end that is connect with the fixed ring with And free end separated from each other;The fixed ring is socketed in the intubation;By the fixed ring along it is described intubation slide into When by the end face of the connecting pin, the clamping jaw is moved along the channel, so that the free end is stretched out the insertion end, with shape At grasping part;
One end of adapter, the adapter connects negative pressure equipment, and the other end and the pipe joint are detachably connected;
And gas bag unit, the gas bag unit are arranged in the catheter body.
According to a kind of trachea cannula of the utility model embodiment, gripper jaw part is set, by sliding down fixed ring It is dynamic, it is brought to abutment against on the end face of connecting pin, the insertion end of catheter body is stretched out in the free end of clamping jaw at this time, can be by expanded balloon Phlegm scab clamping in surface or person's windpipe, then by negative pressure equipment, make that there is negative pressure in catheter body, phlegm scab can be adsorbed clear It removes;It can also up be slided by fixed ring, be clamped phlegm scab in air inlet cannula, then removed by negative pressure;In this way, guaranteeing In the case where patient safety, it can be cleared up for the phlegm scab in the patient end and person's windpipe of expanded balloon.
In addition, also there is following additional technology according to a kind of trachea cannula that the utility model above-described embodiment proposes Feature:
According to the utility model embodiment, the adapter is L-shaped, and L-shaped length sides are connect with the negative pressure equipment, L The width edge of shape and the pipe joint are detachably connected.
According to the utility model embodiment, the negative pressure equipment is center in ICU for negative pressure pillar, the adapter The outer surface of length sides is equipped with the external screw thread connecting with the center for negative pressure pillar, and the width edge of the adapter is equipped with interior Diameter is equal to the interface of the outer diameter of the pipe joint.
The utility model embodiment is thoroughly done away with, the material of the clamping jaw is stainless steel material, and the clamping jaw is arc clamping jaw.
According to the utility model embodiment, the gas bag unit includes charge valve, outwardly extending along the catheter body Gas tube and the airbag body circumferentially formed along the catheter body outer tube wall, the airbag body, the gas tube with it is described Charge valve is successively connected with each other logical;The airbag body is located at the position of the insertion end.
According to the utility model embodiment, the airbag body includes the first air bag and the second air bag, first air bag With second air bag along the catheter body axial direction arranged for interval, and first air bag is under second air bag It is square, a gas tube and the charge valve are respectively connected on first air bag and second air bag.
It is wet equipped with first in the lower position of first air bag in the catheter body according to the utility model embodiment Change hole, first humidifying hole connects a humidifying pipe, and the humidifying pipe extends outwardly along the catheter body.
According to the utility model embodiment, in the catheter body between first air bag and second air bag Position is equipped with the second humidifying hole, and is equipped with third humidifying hole, institute in the top position of second air bag in the catheter body It states and is respectively connected with a humidifying pipe on the second humidifying hole and third humidifying hole.
According to the utility model embodiment, the internal diameter of the fixed ring is less than the internal diameter of the catheter body, the fixation The outer diameter of ring is greater than the outer diameter of the catheter body.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the trachea cannula of the utility model embodiment;
Fig. 2 is the schematic diagram according to the hold assembly of the utility model embodiment;
Description of symbols: catheter body 10, insertion end 11, connecting pin 12, channel 13, the first humidifying hole 14, second are wet Change hole 15, third humidifying hole 16, pipe joint 20, intubation 21, gas bag unit 30, charge valve 31, gas tube 32, airbag body 33, the first air bag 331, the second air bag 332, hold assembly 40, clamping jaw 41, fixed ring 42, adapter 50, length sides 51, width Side 52.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.
In the present invention it should be noted that term " axial direction, circumferential direction, top, lower section " of the utility model etc. is equal To be based on the orientation or positional relationship shown in the drawings.Terms above is intended merely to facilitate description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion the utility model must have a particular orientation, therefore should not be understood as pair The limitation of the utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of trachea cannula, carries out endotracheal intubation, packet for hospital Include catheter body 10, pipe joint 20, gas bag unit 30, hold assembly 40 and adapter 50.
Specifically, it is the bimetallic tube for accompanying steel wire that catheter body 10, which uses plastic conduit, with reference to Fig. 1;The conduit sheet Body 10 has insertion end 11 and connecting pin 12, and insertion end 11 is for being inserted into person's windpipe;The tube wall of catheter body 10 is along axial direction side To a plurality of channel 13 for being connected to insertion end 11 with connecting pin 12 is equipped with, channel 13 is in the present embodiment consistent perforating tube body 10 strip channel.
One end of pipe joint 20 connects ventilator, and the other end is connect with catheter body 10.In order to further increase the gas The practicability of cannula, pipe joint 20 and catheter body 10 are detachable connection.The pipe joint 20 of detachable connection It can be conveniently replaceable the pipe joint 20 of damage, pipe joint 20 is prevented and ventilator repeatedly removes and connection causes pipe joint Local damage at 20 is to cause entire trachea cannula to fail.Specifically, the other end of pipe joint 20 is equipped with from connecting pin 12 The intubation 21 being inserted into catheter body 10, intubation 21 make pipe joint 20 and 10 detachable connection of catheter body.
In conjunction with Fig. 2, hold assembly 40 has multiple clamping jaws 41 and a fixed ring 42, and multiple clamping jaws 41 are arranged correspondingly Form prismatic pair on channel 13, and with catheter body 10, multiple clamping jaws 41 have the fixing end that is connect with fixed ring 42 and Free end separated from each other;Fixed ring 42 is socketed in intubation 21;Fixed ring 42 is slid into the end 12 that is connected along intubation 21 End face when, clamping jaw 41 is moved along channel 13, so that the free end is stretched out insertion end 11, to form grasping part;So set It sets, fixed ring 42 is slided toward catheter body 10 by operator, i.e., slides down, is brought to abutment against the end face of connecting pin 12 On, the insertion end 11 of catheter body 10 is stretched out in the free end of clamping jaw 41 at this time, can will be in expanded balloon surface or person's windpipe The clamping of phlegm scab, clamping and then cooperation sputum aspirator tube are cleared up, or in catheter body 10 to be extracted, carry out this operation, can Catheter body 10 is extracted together with phlegm scab;In this way, in the case where guaranteeing patient safety, can for expanded balloon patient end and Phlegm scab in person's windpipe is cleared up.In the present embodiment, the material of clamping jaw 41 is stainless steel material, and clamping jaw 41 is arc Clamping jaw;The inner wall face contact of arc wheel profile and channel 13 in the arc clamping jaw of stainless steel, by channel 13 to its binding force, Make its free end when stretching out insertion end 11, grasping part can be formed.
In addition, in the present embodiment, the internal diameter of fixed ring 42 is less than the internal diameter of catheter body 10, the outer diameter of fixed ring 42 is big In the outer diameter of catheter body 10.So set, can make fixed ring 42 be connected end 12 end face when, catheter body will not be slid into In 10.
In conjunction with Fig. 1, one end of adapter 50 connects negative pressure equipment, and the other end and pipe joint 20 are detachably connected.Such as This, can be when pipe joint 20 be removed from ventilator, by the other end connecting conduit connector 20 of adapter 50, so that negative pressure equipment Can be into catheter body 10 for negative pressure, and then the phlegm scab in catheter body 10 can be adsorbed and be removed;Or cooperation hold assembly 40 Phlegm scab is adsorbed into catheter body 10.Specifically, adapter 50 is L-shaped, L-shaped length sides 51 are connect with negative pressure equipment, L shape Width edge 52 and pipe joint 20 it is detachably connected.In the present embodiment, negative pressure equipment can be the center in ICU for negative pressure Pillar (not shown), the outer surface of the length sides 51 of adapter 50 are equipped with the external screw thread connecting with the center for negative pressure pillar, And the width edge 52 of adapter 50 is equipped with the interface that internal diameter is equal to the outer diameter of pipe joint 20.So set, L-shaped adapter 50 It can be operated convenient for operator;Because the center for negative pressure pillar is arranged in beside sickbed, the length of adapter 50 in ICU Side 51 is threadedly coupled with the center for negative pressure pillar, and width edge 52 is connect towards lower with pipe joint 20, is convenient to operation.Separately Outside, adapter 50 is directly socketed in pipe joint 20, it is ensured that the sealed connection of adapter 50 and pipe joint 20.When When hold assembly 40 contacts phlegm scab, phlegm scab can be adsorbed into catheter body 10, can also be assisted by the negative pressure in catheter body 10 Hold assembly 40 is helped to clamp phlegm scab into catheter body 10;This operation, can be by the negative pressure that is provided for negative pressure pillar center Size control.
In conjunction with Fig. 1, gas bag unit 30 is arranged in catheter body 10.Specifically, gas bag unit 30 includes charge valve 31, edge The outwardly extending gas tube 32 of catheter body 10 and the airbag body 33 circumferentially formed along 10 outer tube wall of catheter body, airbag body 33, gas tube 32 is successively connected with each other logical with charge valve 31;Airbag body 33 is located at the position of insertion end 11.In this way, It when trachea cannula is inserted in place, can be inflated to airbag body 33 by charge valve 31, so that airbag body 33 expands contact people Trachea cannula is fixed on the positioning in body tunica mucosa tracheae at person's windpipe.In the present embodiment, gas tube 32 is that setting is being led In the tube wall of tube body 10, and the position of connecting pin 12 is extended close to along the axial direction of catheter body 10, then extend outwardly, It is connect with charge valve 31.
Compressing for the single air bag of alleviation to person's windpipe mucous membrane, avoids tunica mucosa tracheae from damaging, in the present embodiment, air bag Ontology 33 includes the first air bag 331 and the second air bag 332, and the first air bag 331 and the second air bag 332 are along 10 axial direction side of catheter body To arranged for interval, and the first air bag 331 is all connected on the lower section of the second air bag 332, the first air bag 331 and the second air bag 332 There are a gas tube 32 and charge valve 31.In this way, inflation is replaced with the realization of the double bolloon of the second air bag 332 by the first air bag 331, It can be relieved compressing of the single air bag to person's windpipe mucous membrane.
In addition, it is equipped with the first humidifying hole 14 in the lower position of the first air bag 331 in catheter body 10 in the present embodiment, First humidifying hole 14 connects a humidifying pipe, and (not shown, the setting of humidifying pipe is embedded in catheter body 10 as gas tube 32 On tube wall, it is existing structure, is not described in detail), humidifying pipe extends outwardly along catheter body 10.In this way, wet by first The setting for changing hole 14 can make patient in suction sputum, remain to protect when patient has phlegm by humidifying hole oxygen supply or injection humidification fluid It is smooth to hold breathing;And first humidifying hole 14 lower section of first air bag 331 is set, it is ensured that humidification fluid efficiently acts against sputum On.Certainly, can also position between the first air bag 331 and the second air bag 332 be equipped with the second humidifying hole 15.In catheter body 10 The upper top positioned at the second air bag 332 is equipped with third humidifying hole 16, in this way, providing multiple oxygen supply channels;It simultaneously can also be to first The sputum of 332 top of sputum and the second air bag between air bag 331 and the second air bag 332 carries out humidifying.In addition, above-mentioned humidifying The setting in hole, it can also be used to draw sputum from humidifying hole.
The trachea cannula of the present embodiment when in use, can operate insertion person's windpipe as existing trachea cannula.When When phlegm scab in first air bag, 331 posterior face and person's windpipe has phlegm, operator one is only held by pipe joint 20, a hand Fixed ring 42 is slided down, clamp clamping jaw 41 phlegm scab into catheter body 10, recombination center is carried out for negative pressure pillar Cleaning;Then pipe joint is connected into ventilator again.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, merely to just In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be Mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term Stating, which should not be construed as, must be directed to identical embodiment or example.Moreover, description specific features, structure, material or Feature can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, those skilled in the art Different embodiments or examples described in this specification can be engaged and be combined by member.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model Inside it can make changes, modifications, alterations, and variations to the above described embodiments.

Claims (9)

1. a kind of trachea cannula characterized by comprising
Catheter body, the catheter body have insertion end and connecting pin, and the tube wall of catheter body is in axial direction equipped with a plurality of The channel that the insertion end is connected to the connecting pin;
Pipe joint, one end of the pipe joint connect ventilator, and the other end is equipped with the intubation for connecting the connecting pin;
Hold assembly, the hold assembly have multiple clamping jaws and a fixed ring, and multiple clamping jaws are arranged in described correspondingly In channel, and form prismatic pair with the catheter body, multiple clamping jaws have the fixing end that is connect with the fixed ring and that This separated free end;The fixed ring is socketed in the intubation;The fixed ring is slid into along the intubation against institute When stating the end face of connecting pin, the clamping jaw is moved along the channel, and the free end is made to stretch out the insertion end, to form folder Hold space;
One end of adapter, the adapter connects negative pressure equipment, and the other end and the pipe joint are detachably connected;
And gas bag unit, the gas bag unit are arranged in the catheter body.
2. a kind of trachea cannula as described in claim 1, it is characterised in that: the adapter is L-shaped, L-shaped length sides with The negative pressure equipment connection, L-shaped width edge and the pipe joint are detachably connected.
3. a kind of trachea cannula as claimed in claim 2, it is characterised in that: the negative pressure equipment is that the center in ICU supplies to bear Compression leg, the outer surface of the length sides of the adapter are equipped with the external screw thread connecting with the center for negative pressure pillar, and described The width edge of adapter is equipped with the interface that internal diameter is equal to the outer diameter of the pipe joint.
4. a kind of trachea cannula as described in claim 1, it is characterised in that: the material of the clamping jaw is stainless steel material, and The clamping jaw is arc clamping jaw.
5. a kind of trachea cannula as described in claim 1, it is characterised in that: the gas bag unit includes charge valve, along described The outwardly extending gas tube of catheter body and the airbag body circumferentially formed along the catheter body outer tube wall, the air bag sheet Body, the gas tube are successively connected with each other logical with the charge valve;The airbag body is located at close to the position of the insertion end Place.
6. a kind of trachea cannula as claimed in claim 5, it is characterised in that: the airbag body includes the first air bag and second Air bag, first air bag and second air bag are along the catheter body axial direction arranged for interval, and first air bag In the lower section of second air bag, it is respectively connected with a gas tube on first air bag and second air bag and described fills Air valve.
7. a kind of trachea cannula as claimed in claim 6, it is characterised in that: in first air bag in the catheter body Lower position be equipped with the first humidifying hole, first humidifying hole connect a humidifying pipe, the humidifying pipe along the catheter body to Outer extension.
8. a kind of trachea cannula as claimed in claim 7, it is characterised in that: in the catheter body first air bag with Position between second air bag is equipped with the second humidifying hole, and in the top position of second air bag in the catheter body Equipped with third humidifying hole, a humidifying pipe is respectively connected on second humidifying hole and third humidifying hole.
9. a kind of trachea cannula as described in claim 1, it is characterised in that: the internal diameter of the fixed ring is less than the conduit sheet The internal diameter of body, the outer diameter of the fixed ring are greater than the outer diameter of the catheter body.
CN201822022234.2U 2018-12-04 2018-12-04 A kind of trachea cannula Expired - Fee Related CN209475326U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822022234.2U CN209475326U (en) 2018-12-04 2018-12-04 A kind of trachea cannula

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822022234.2U CN209475326U (en) 2018-12-04 2018-12-04 A kind of trachea cannula

Publications (1)

Publication Number Publication Date
CN209475326U true CN209475326U (en) 2019-10-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822022234.2U Expired - Fee Related CN209475326U (en) 2018-12-04 2018-12-04 A kind of trachea cannula

Country Status (1)

Country Link
CN (1) CN209475326U (en)

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Granted publication date: 20191011

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