CN203736666U - Multi-layer coextrusion tracheal catheter with stripping controllable - Google Patents

Multi-layer coextrusion tracheal catheter with stripping controllable Download PDF

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Publication number
CN203736666U
CN203736666U CN201420094827.9U CN201420094827U CN203736666U CN 203736666 U CN203736666 U CN 203736666U CN 201420094827 U CN201420094827 U CN 201420094827U CN 203736666 U CN203736666 U CN 203736666U
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China
Prior art keywords
endotracheal tube
mantle
layer
tube body
peeling
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Expired - Fee Related
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CN201420094827.9U
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Chinese (zh)
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高宏
陆培华
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高宏
陆培华
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Priority to CN201420094827.9U priority Critical patent/CN203736666U/en
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Abstract

The utility model relates to a tracheal catheter, in particular to a multi-layer coextrusion tracheal catheter with stripping controllable, and belongs to the technical field of medical instruments. According to the technical scheme, the multi-layer coextrusion tracheal catheter with stripping controllable comprises a tracheal catheter body, and a plurality of layers of sleeve films which can be stripped off mutually are arranged on the inner wall of the tracheal catheter body. The layers of sleeve films are arranged in the tracheal catheter body, and secreta adhering to the sleeve film on the innermost layer of the tracheal catheter body can be removed in time by stripping off the sleeve film in the tracheal catheter body to keep an inner cavity of the tracheal catheter unblocked. The multi-layer coextrusion tracheal catheter is compact in structure, convenient to use, capable of substantially and effectively prolonging the retention time of tracheal catheter intubation and lowering the probability of a tracheotomy operation, wide in application range, low in cost, safe and reliable.

Description

The multi-layer co-extruded controlled endotracheal tube of peeling off
Technical field
This utility model relates to a kind of endotracheal tube, and especially a kind of multi-layer co-extruded controlled endotracheal tube of peeling off belongs to the technical field of medical apparatus and instruments.
Background technology
Modern age, truly successful tracheotomy was that Italian doctor Antonio MusaBrasavola in 1546 is that " abscess of trachea " patient implements.Tracheotomy is accompanied by a large amount of instant complication, as: hemorrhage, heart beating respiratory arrest, pneumothorax and mediastinal emphysema, difficulty in decannulation, tracheo esophageal fistula, wound infection, intubate displacement, dysphagia etc.; In addition, also follow to a certain degree narrow of respiratory tract that lasting wound cicatrization causes.Although surgical technic is in continuous progress, until the twenties in 20th century, after Chevalier Jackson has clearly specified the indication of tracheotomy and made operating procedure standardization, people just progressively accept tracheotomy.
A large amount of life has been saved in tracheotomy since being accepted and implementing, but the fact is: in tracheotomy, Most patients is to accept tracheal intubation to breathe support patient, and its object of accepting tracheotomy is for fear of lower respiratory tract ischesis.Respiratory secretions retention is inevitable forms obstinate expectorant crust at endotracheal tube inwall, to cause tracheal intubation inner chamber to stop up, threatens patient's life security.If can find a kind of method, can make to be re-established unobstructed inner chamber by the tracheal intubation inwall of expectorant crust Partial Blocking, must greatly reduce the danger of tracheotomy, reduce the risk that patient faces in the face of bronchotomu, reduce the grieved and cost that brings thus patient.
Medical worker is doing the effort of this respect always in the last hundred years, current processing method mainly: air flue humidification makes thin be convenient in sucking-off, air flue of sputum reduce respiratory tract secretion generations, branchofiberoscope periodic cleaning air flue, timing to adding a small amount of clear water in air flue and with suction catheter sucking-off, increase suction sputum number of times etc. to local anaesthetics.The time that medical worker's effort retains tracheal intubation extends to some extent, and endotracheal tube retention time is the longest at present reaches one week, but still far can not deal with problems.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of multi-layer co-extruded controlled endotracheal tube of peeling off is provided, its compact conformation, easy to use, can significantly effectively extend the intubate retention time of endotracheal tube, reduce the probability of bronchotomu, wide accommodation, cost is low, safe and reliable.
The technical scheme providing according to this utility model, the described multi-layer co-extruded controlled endotracheal tube of peeling off, comprises endotracheal tube body; The strippable mantle of some layers is set on the inwall of described endotracheal tube body.
Two ~ six layers of mantle are set in described endotracheal tube inner body wall, and described outermost mantle is bonded on the inwall of endotracheal tube body, and remaining the each layer intermembranous mutual bonding of cover in endotracheal tube body.
Mantle in described endotracheal tube inner body wall can be peeled off by cover film exfoliating device.
Described cover film exfoliating device comprises strip operation bar, and one end of described strip operation bar is provided with the ring of peeling off mating with endotracheal tube body shape, and the other end of strip operation bar is provided with operating grip.
The described each layer of intermembranous caking ability of cover increases from inside to outside gradually.
In the time that the intrinsic mantle of endotracheal tube is peeled off, by the intermembranous caking ability of regulating sleeve, the intrinsic mantle of endotracheal tube is peeled off from inside to outside.
The method of the intermembranous caking ability of described regulating sleeve comprises that temperature regulates.The outer wall of described endotracheal tube body is provided with the first cuff, and described the first cuff is connected with the first cuff gas tube, and the first cuff gas tube is provided with the first cuff gas tube seal valve.
The outer wall of described endotracheal tube body is provided with the second cuff, and described the second cuff is connected with the second sleeve bag gas-filling pipe, and the first cuff gas tube is provided with the second sleeve bag gas-filling seal of tube valve.
In the inwall of described endotracheal tube body, be provided with endotracheal tube inner chamber concentric with diameter spring.
Advantage of the present utility model: place some layers of mantle in endotracheal tube body, can in time the secretions that adheres to endotracheal tube inwall be removed by peeling off internal layer mantle, to keep the unimpeded of endotracheal tube chamber body, compact conformation, easy to use, can significantly effectively extend endotracheal tube intubate retention time, reduce the probability of bronchotomu, thereby avoid within the specific limits bronchotomu risk, wide accommodation, cost is low, safe and reliable.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is another kind of structural representation of the present utility model.
Fig. 3 is a kind of structural representation that overlaps film exfoliating device of this utility model.
Description of reference numerals: 1-endotracheal tube body, 2-the first cuff, 3-the first cuff gas tube seal valve, 4-mantle, 5-respirator interface, 6-the first cuff gas tube, 7-the second cuff, 8-the second sleeve bag gas-filling pipe, 9-the second sleeve bag gas-filling seal of tube valve, 10-strip operation bar, 11-peel off ring and 12-peels off handle.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
In order significantly effectively to extend endotracheal tube intubate retention time, reduce the probability of bronchotomu, this utility model comprises endotracheal tube body 1; The mantle 4 that some layers can be peeled off is mutually set on the inwall of described endotracheal tube body 1.Adhesive force between adhesive force and mantle 4 between mantle 4 and endotracheal tube body 1 can ensure be attracted under effect, can not be attracted produce mobile.
Particularly, mantle 4 is set on the inwall due to endotracheal tube body 1, when utilize endotracheal tube body 1 carry out intubate and breathe support time, lower respiratory tract secretions patient choke cough or the effect of downtake fibre swing under discharge to upper respiratory tract.In the time that the secretions of lower respiratory tract is discharged the inner chamber that arrives endotracheal tube body 1, although when nursing in, can humidifying sputum and with suction pump sucking-off secretions, the thickness that residual lower respiratory tract secretions can become gradually firmly stick to cannot sucking-off on the mantle 4 of innermost layer.In the time that secretions is gathered on the mantle 4 of innermost layer in a large number, the inner chamber Partial Blocking of endotracheal tube body 1, impact ventilation.Now, by the mantle of innermost layer 4 is peeled off, re-establish a unobstructed endotracheal tube inner chamber, again dredge artificial airway, extend endotracheal tube intubate retention time.When this utility model is specifically implemented, mantle 4 thinner thicknesses of endotracheal tube body 1 interior multilamellar, do not affect the normal use of endotracheal tube body 1.This utility model can effectively extend the time that endotracheal tube intubate retains, and can reduce the probability of bronchotomu, avoids within the specific limits the risk of bronchotomu.In this utility model embodiment, mantle 4 can adopt the existing thin film that meets health care, as long as ensure that mantle 4 has certain elasticity, and is not easy to be torn.
As shown in Figure 1, the outer wall of described endotracheal tube body 1 is provided with the first cuff 2, and described the first cuff 2 is connected with the first cuff gas tube 6, and the first cuff gas tube 6 is provided with the first cuff gas tube seal valve 3.Further, as shown in Figure 2, the outer wall of endotracheal tube body 1 is provided with the second cuff 7, the second cuffs 7 and is connected with the second sleeve bag gas-filling pipe 8, and the second sleeve bag gas-filling pipe 8 is provided with the second sleeve bag gas-filling seal of tube valve 8 for sealing the second sleeve bag gas-filling pipe 8.Respirator interface 5 is positioned at one end of endotracheal tube body 1, for whole endotracheal tube body 1 is connected with respirator.In this utility model embodiment, stretch out outside the end, one end that endotracheal tube body 1 is connected with respirator interface 5 end of mantle 4, and mantle 4 is positioned at end outside endotracheal tube body 1 state in being separated from each other, and is convenient to the operation of peeling off to mantle 4.Fig. 1 and Fig. 2 are the structural representation of two kinds of conventional endotracheal tubes, in the time adopting other forms of endotracheal tube, only mantle 4 need to be arranged on corresponding endotracheal tube body 1 inwall, will not enumerate herein.
Further, on described endotracheal tube body 1 inwall, one ~ six layer of mantle 4 is set, described outermost layer mantle 4 is bonded on the inwall of endotracheal tube body 1, and 4 of the mantles of all the other multilamellars bond mutually.Be that mantle 4 also adopts binding agent bonding with the inwall of endotracheal tube body 1, the each interlayer of mantle 4 adopts binding agent bonding.In this utility model embodiment, in the time that one deck mantle 4 is set, mantle 4 is directly bonded on the inwall of endotracheal tube body 1, in the time having at least two-layer mantle 4, there is one deck mantle 4 to be bonded on the inwall of endotracheal tube body 1, remaining mantle 4 is bonded together mutually, and two ~ six layers of mantle 4 are usually set.
As shown in Figure 3, in order to realize effectively the peeling off of mantle 4, the mantle 4 on described endotracheal tube body 1 inwall can be peeled off by cover film exfoliating device.Described cover film exfoliating device comprises strip operation bar 10, and one end of described strip operation bar 10 is provided with peeling off of endotracheal tube body 1 form fit and encircles 11, and the other end of strip operation bar 10 is provided with operating grip 12.
In the time peeling off, put into and peel off ring 11 being positioned at the mantle that will peel off 4 outside endotracheal tube body 1, owing to peeling off, ring 11 shape is all identical with endotracheal tube body 1, size is slightly little, peel off ring 11 by continuous promotion and move in the interior propelling of endotracheal tube body 1, thereby corresponding mantle 4 can be peeled off.In this utility model embodiment, when mantle 4 is peeled off, adopt and peeled off successively by the order outside interior.
Further, because adopting binding agent, 4 of mantles are bonded to one, the characteristic that can utilize the caking property of binding agent to change with the variation of external environment condition, in the time that the mantle 4 in endotracheal tube body 1 is peeled off, by regulating the caking ability of 4 of mantles, peel off successively from inside to outside with the mantle 4 in endotracheal tube body 1.When concrete enforcement, the method for 4 caking abilities of described adjusting mantle comprises that temperature regulates.Regulate the caking ability of 4 of mantles by temperature, thereby mantle 4 is peeled off from inside to outside successively.The exfoliation temperature that mantle is 4 can be identical, also can be different.In the time that the exfoliation temperature of 4 of mantles is different, realize peeling off different mantles 4 by controlling different temperature.Above-mentioned exfoliation temperature refers to and can the adhesive property of binding agent be produced and be changed, the temperature that the operation of short time can not injure intubated patient generation again, usually, more than exfoliation temperature can be controlled in human body temperature scope.In the specific implementation, also can only regulate to reduce by temperature the caking ability that will peel off between mantle 4 and mantle 4 or the endotracheal tube body 1 of vicinity, to the mantle 4 that caking ability is minimum is effectively peeled off, and can not affect the caking ability of 4 of all the other mantles, not affect the follow-up use of whole endotracheal tube body 1.
In this utility model embodiment, described innermost layer mantle 4 refers to apart from endotracheal tube body 1 inwall thin film farthest, outermost layer mantle 4 refers to the thin film that is bonded in endotracheal tube body 1 inwall, and remaining mantle 4 is between innermost layer mantle 4 and outermost layer mantle 4.Described thermoregulator mode can adopt external temperature to regulate, and also can realize the adjusting to 4 caking abilities of mantle by the temperature difference of peeling off ring 11, and the temperature of peeling off ring 11 can be by the one in the various ways such as outside direct heating or electrical heating.
In addition, can also adopt other modes to realize the peeling off of mantle 4, while adopting conducting resinls bonding as 4 of mantles, by increasing foreign current, by produce required exfoliation temperature on conducting resinl, realize the stripping process of 4 of different mantles.In the specific implementation, the cohesive force between mantle 4 can be different, and the form that can adopt innermost layer mantle 4 to increase gradually to the cohesive force between outermost layer mantle 4, acts on internal layer mantle 4 by mechanical external force to tearing and peel off.In the inwall of described endotracheal tube body 1, be provided with trachea conduit cavity concentric with diameter spring, to strengthen the toughness of endotracheal tube, avoid after pressurized the endotracheal tube risk that can not ventilate that gives a discount.
This utility model is at some layers of mantle of the interior placement of endotracheal tube body 14, can in time the secretions that adheres to endotracheal tube inwall be removed by peeling off internal layer mantle 4, to keep the unimpeded of endotracheal tube body 1 inner chamber, compact conformation, easy to use, can significantly effectively extend endotracheal tube intubate retention time, reduce the probability of bronchotomu, thereby avoid within the specific limits bronchotomu risk, wide accommodation, cost is low, safe and reliable.

Claims (10)

1. the multi-layer co-extruded controlled endotracheal tube of peeling off, comprises endotracheal tube body (1); It is characterized in that: the strippable mantle of some layers (4) is set on the inwall of described endotracheal tube body (1).
2. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 1, it is characterized in that: on described endotracheal tube body (1) inwall, two ~ six layers of mantle (4) are set, described outermost mantle (4) is bonded on the inwall of endotracheal tube body (1), and between remaining each layer of mantle (4), mutually bonds in endotracheal tube body (1).
3. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 1, is characterized in that: the mantle (4) on described endotracheal tube body (1) inwall can be peeled off by cover film exfoliating device.
4. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 3, it is characterized in that: described cover film exfoliating device comprises strip operation bar (10), one end of described strip operation bar (10) be provided with endotracheal tube body (1) form fit peel off ring (11), the other end of strip operation bar (10) is provided with operating grip (12).
5. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 2, is characterized in that: between described each layer of mantle (4), caking ability increases from inside to outside gradually.
6. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 2, it is characterized in that: in the time that the mantle (4) in endotracheal tube body (1) is peeled off, by regulating the caking ability between mantle (4), the mantle (4) in endotracheal tube body (1) is peeled off from inside to outside.
7. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 6, is characterized in that: between described adjusting mantle (4), the method for caking ability comprises that temperature regulates.
8. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 1, it is characterized in that: the outer wall of described endotracheal tube body (1) is provided with the first cuff (2), described the first cuff (2) is connected with the first cuff gas tube (6), and the first cuff gas tube (6) is provided with the first cuff gas tube seal valve (3).
9. according to the multi-layer co-extruded controlled endotracheal tube of peeling off described in claim 1 or 7, it is characterized in that: the outer wall of described endotracheal tube body (1) is provided with the second cuff (7), described the second cuff (7) is connected with the second sleeve bag gas-filling pipe (8), and the first cuff gas tube (8) is provided with the second sleeve bag gas-filling seal of tube valve (9).
10. the multi-layer co-extruded controlled endotracheal tube of peeling off according to claim 2, is characterized in that: in the inwall of described endotracheal tube body (1), be provided with endotracheal tube inner chamber concentric with diameter spring.
CN201420094827.9U 2014-03-03 2014-03-03 Multi-layer coextrusion tracheal catheter with stripping controllable Expired - Fee Related CN203736666U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103816597A (en) * 2014-03-03 2014-05-28 高宏 Multilayer co-extrusion controllable peeling tracheal catheter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103816597A (en) * 2014-03-03 2014-05-28 高宏 Multilayer co-extrusion controllable peeling tracheal catheter

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

Granted publication date: 20140730

Termination date: 20170303

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