CN101474448B

CN101474448B - Tracheal cannula

Info

Publication number: CN101474448B
Application number: CN2008101630116A
Authority: CN
Inventors: 张晓明
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-02
Filing date: 2008-12-02
Publication date: 2012-05-23
Anticipated expiration: 2028-12-02
Also published as: CN101474448A

Abstract

The invention discloses a tracheal intubation. A plurality of outer casing sacs are arranged at the front end of the intubation. Each outer casing sac is communicated with an injection interface which is arranged at the external side of the tracheal intubation by fine airways. The tracheal intubation is also provided with an inner tube. One end of the inner tube is provided with an interface end used for connecting to machines. An external tube is longer than the inner tube. The outer casing sac is arranged on the external wall of the external tube. The inner wall of the external tube near the interface end is also provided with an inner casing sac. An injection interface of the inner casing sac is arranged at the other end of the external tube. The inner tube can be twitched in the external tube, and the twitching stroke is longer than the length of a long-kidney-shaped stoma arranged on the two ends of the external tube but shorter than the space between two outer casing sacs. The tracheal intubation has the characteristics of reasonable structure, simple process, convenient operation, etc.

Description

A kind of tracheal intubation

Technical field

The present invention relates to be used for the patient is implemented artificial respiration's tracheal intubation, especially proposed a kind of accurately intubate and put in place, and can be to making things convenient for the tracheal intubation of bilateral exchange air flue.

Background technology

Present tracheal intubation has a lot, and its effect is exactly the breathing in order to ensure the patient, and tracheal intubation is inserted in the trachea that is cut open, and the other end is connected with artificial ventilator, realizes the artificial respiration.General tracheal intubation can only once plug and realize one-sided air feed, because the process of intubate is sightless, so be difficult to once just be inserted into a side of operation position, usually need take a long time.Because misplug has been gone into a side of non-operation position, will extract one section out and change a side that is inserted into the operation position again.So turn from side to side,, let the people think all to be afraid of the misery that increases the patient meaninglessly.Can realize the alternate sides air feed in addition, its internal structure generally is two pipes arranged side by side, respectively control; The external diameter of such tracheal intubation is big, and wound will be opened greatly, and large outside diameter pipe causes the lodging and the damage of tracheal cilia easily; The intubate process is very painful equally simultaneously, is unfavorable for patient's rehabilitation.Therefore need that exploitation is a kind of can to make things convenient for intubate, and can be to the tracheal intubation of the little external diameter that conveniently carries out both sides exchange air flue.

Summary of the invention

Main purpose of the present invention is a kind of tracheal intubation of exploitation, to solve prior art at difficult intubation, a both sides lobe of the lung ventilation difficult technologies difficult problem.

It mainly is to be achieved through following technical proposals:

The disclosed a kind of tracheal intubation of the present invention, the intubate front end is provided with some overcoat capsules, said overcoat capsule respectively has thin airway to lead to mutually to be arranged on the injection interface in the tracheal intubation outside, pipe in said tracheal intubation also has, said in an end of pipe be provided with the machine interface end; Outer tube is than interior pipe range, and said overcoat capsule is arranged on the outer wall of outer tube, and said outer tube also is provided with cover capsule on the inwall of socket end, and the injection port of said interior cover capsule is arranged on the other end of outer tube; Interior pipe can be twitched in outer tube, and it is twitched stroke and is longer than out the length at the long waist shaped pore of outer tube both sides, but is shorter than the spacing of two overcoat capsules.Two-tube setting so makes that gas gets into the lobe of the lung of a side via the front end gas outlet of outer tube when interior pipe plug is lived the long waist shaped pore of outer tube both sides; If interior pipe is taken out outward; The long waist shaped pore that exposes the outer tube both sides; Be provided with that cover capsule gas injection one in swells and the front end gas outlet of blocking outer tube to outer tube apart from the inwall of socket end this moment, and air is then changed into via the long waist shaped pore and given vent to anger so, thereby realize that the both sides lobe of the lung alternately takes a breath.Above operation be realization under the cooperation of each overcoat capsule, can prevent return-air jointly.Because gas is all from the outer tube input, the external diameter of control outer tube just can reduce the patient suffering that big external diameter causes.Suitably improve the internal diameter of outer tube and interior pipe simultaneously, can improve air demand.

The technical scheme of this tracheal intubation can also be further perfect,

As preferably, a kind of tracheal intubation, said overcoat capsule is respectively the conjuncted cover capsule and the second overcoat capsule; The split overcoat capsule that described conjuncted cover capsule is shared conjuncted cover injection capsule mouth; The private one second overcoat injection capsule mouth of the described second overcoat capsule; Cover injection capsule mouth in the cover capsule is provided with in said; By the axial distribution position of each cover capsule, conjuncted cover injection capsule mouth, interior cover injection capsule mouth, the second overcoat injection capsule mouth also are provided with successively at interval, and the injection port of inside and outside cover capsule is distributed in the both sides of outer tube, and each injection port has colouring discrimination and symbol word marking.Because a plurality of cover capsules are arranged,, prevent maloperation so such layout can play significant difference.The setting of overcoat capsule is in order better to prevent return-air gas leakage, and being provided with of wherein conjuncted cover capsule can also increase friction, prevents when using intubate, to be shifted.

As preferably, a kind of socket port of interior pipe of tracheal intubation is provided with a clip; Described outer tube inboard is provided with two draw-in grooves, and the size and the clip of said two draw-in grooves adapt, the twitch stroke of pipe in the spacing of said two draw-in grooves is.It is for the twitch stroke of pipe in limiting that two draw-in grooves are set, and has guaranteed the air-tightness between the inner and outer pipe simultaneously.

As preferably, a kind of long waist shaped pore of tracheal intubation is symmetrical set on the outer tube outside, and the diameter of long waist shaped pore is slightly less than the internal diameter of said outer tube, and length is 2-3CM.The internal diameter of long waist shaped pore is big as far as possible, is advisable so be slightly less than the internal diameter of said outer tube, and length when bending, still has opening preferably generally at 2-3CM, convenient external air feed.

As preferably, a kind of tracheal intubation also is provided with guide fiber on the outer tube wall, and this guide fiber is screwed in together at the socket end, through the long waist shaped pore of a side time, divides two strands to twist into the other end from outer tube again behind the periphery of long waist shaped pore and stretch out.The pulling guide fiber can make tracheal intubation to the swing of the long waist shaped hole of a side when intubate, increases the rigidity of outer tube simultaneously, conveniently is inserted into the operation position.The optimum air-guide type of tracheal intubation is the front end gas outlet air feed from outer tube, and the air feed resistance is little like this.

As preferably, a kind of tracheal intubation is characterized in that outer tube also has parallel two apertures with waist shape pore in a side of nearly socket end; Set gradually vertically as follows from the socket end: in the head end preceding split that one side is established an aperture, conjuncted overcoat capsule apart from cover capsule edge; Then being second aperture, is the back split of conjuncted overcoat capsule again, on the corresponding medial wall of the back split of conjuncted overcoat capsule, can establish cover capsule in; Be the long waist shaped pore then, immediate is the second overcoat capsule.This two aperture is used to prevent long-pending expectorant, if there is long-pending expectorant can suspend air feed from the sucking-off of the tracheal intubation other end.

As preferably, a kind of tracheal intubation is characterized in that being to be provided with also being provided with two axial long clips on the vertical outer tube wall of long waist shaped pore, correspondingly has two long draw-in grooves in the interior pipe outside.Because the long waist shaped pore left by outer tube, so the rigidity of outer tube is impaired, pipe is in order to obtain big as far as possible internal diameter in adding; The outer wall of interior pipe and the inwall of outer tube are fitted tighter; Also be provided with two axial long clips on the inwall, correspondingly have two long draw-in grooves, work in coordination in the interior pipe outside; Can realize twitching flexibly, reliable.

As preferably, a kind of tracheal intubation, the socket end of said outer tube is the slope mouth.The slope mouth can play the effect of guiding, makes things convenient for intubate.

As preferably, a kind of tracheal intubation, two overcoat capsules of said outer tube are processed with low elasticity material; The cover capsule is processed with the high-tension material in described.Elastomeric material can deformation, and interior cover capsule is to have guaranteed effectively to block when needed air flue with the high-tension material, and the volume after reducing simultaneously to reset reduces the air feed resistance.

As preferably, a kind of tracheal intubation, described in the cover capsule be arranged on outer tube wall on side that long clip parallels wherein,, a promptly relative side with two apertures.Interior cover capsule only is arranged on a side, rather than the complete cycle setting, is in order to reduce the air feed resistance, also to have made things convenient for suction expectorant simultaneously.

Therefore, the present invention has rational in infrastructure simple, and manufacturing process is reasonable, and is easy to operate, and cost is low, can effectively overcome deficiency of the prior art.

Description of drawings

Fig. 1 is the structural representation of the outer tube assembly of the embodiment of the invention;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the sectional drawing of the A-A position of Fig. 1;

Fig. 4 is the structural representation of guide fiber among Fig. 1;

Fig. 5 is the structural representation of the interior pipe assembly of the embodiment of the invention;

Fig. 6 is the sectional drawing of the B-B position of Fig. 5;

Fig. 7 is the sketch map of first duty in the embodiment of the invention;

Fig. 8 is the sketch map of second duty in the embodiment of the invention.

Among the figure 1, the slope mouth; 2, conjuncted cover capsule; 3, long waist shaped pore; 4, the second overcoat capsule;

5, outer tube; 6, conjuncted cover injection capsule mouth; 7, the second overcoat injection capsule mouth; 8, guide fiber;

9, aperture; 10, interior cover capsule; 11, draw-in groove; 12, interior cover injection capsule interface; 13, long clip; 14, clip; 15, long draw-in groove; 16, interior pipe; 17, machine interface end.

The specific embodiment

Below through embodiment and combine Fig. 1 to Fig. 8 that technical scheme of the present invention is further specified.

Embodiment 1: a kind of tracheal intubation; The intubate front end is provided with two overcoat capsules, and the promptly conjuncted cover capsule 2 and the second overcoat capsule 4, each overcoat capsule respectively have thin airway to lead to mutually to be arranged on the injection interface in the tracheal intubation outside; Pipe 16 in tracheal intubation also has, an end of said interior pipe 16 is provided with machine interface end 17; Outer tube 5 is than interior pipe 16 length, and the socket end of outer tube is a slope mouth 1, and the overcoat capsule is arranged on the outer wall of outer tube, and outer tube also is provided with cover capsule 10 on the inwall of socket end, and the injection port 12 of interior cover capsule 10 is arranged on the other end of outer tube; Interior pipe 16 can be twitched in outer tube 5, and it is twitched stroke and is longer than out the length at the long waist shaped pore 3 of outer tube both sides, but is shorter than the spacing of two overcoat capsules 2 and 4.So inside and outside two-tube setting makes that gas gets into the lobe of the lung of a side via the front end gas outlet of outer tube when interior pipe plug is lived the long waist shaped pore 3 of outer tube both sides, and can be referred to as first duty this moment; If interior pipe is taken out the long waist shaped pore 3 that exposes with the outer tube both sides outward; This moment with interior cover capsule 10 gas injections of outer tube on the inwall of socket end after; Become the front end gas outlet of blocking outer tube greatly, gas and changing is for to come out via long waist shaped pore 3 so, and can be referred to as second duty this moment.The switching of first duty and second duty can realize the alternately ventilation of the both sides lobe of the lung.More than operation is under the cooperation of each overcoat capsule, common completion.The overcoat capsule also can prevent return-air gas leakage.If under second state, the air of interior cover capsule 10 is taken out, so can be to both sides lobe of the lung while air feed via this tracheal intubation, this state can be referred to as the 3rd duty; Because gas is all from the outer tube input, the external diameter of control outer tube just can reduce the patient suffering that external diameter causes too greatly, and the internal diameter of pipe can improve air demand in suitably improving simultaneously.

Embodiment 2: embodiment 2 and embodiment 1 are the same to be the inner and outer pipes superposing type, and difference is provided with a clip 14 on the socket port of interior pipe 16; The outer tube inboard is provided with two draw-in grooves 11, and the size and the clip of said two draw-in grooves adapt, the twitch stroke of pipe in the spacing of said two draw-in grooves 11 is.Also be provided with two axial long clips 13 on the long waist shaped pore 3 vertical outer tube walls being provided with, correspondingly have two long draw-in grooves 15 in the interior pipe outside.Such design is that pipe can successfully be twitched in outer tube and put in place in guaranteeing.Because opened two long waist shaped pores 3, outer tube is easy to bending fold at long waist shaped pore place, causes and twitches difficulty.

Embodiment 3: embodiment 3 and embodiment 1 are the same to be the inner and outer pipes superposing type, and the overcoat capsule of difference on outer tube outer wall is respectively the conjuncted cover capsule 2 and the second overcoat capsule 4; The split overcoat capsule that described conjuncted cover capsule 2 is shared conjuncted cover injection capsule mouths 6; The private one second overcoat injection capsule mouth 7 of the described second overcoat capsule; Cover injection capsule mouth 12 in being provided with of interior cover capsule 10 on the outer tube wall; Overlap capsule position axis to distributing position by each; Also be provided with at interval successively according to conjuncted cover injection capsule mouth 6, interior cover injection capsule mouth 12, the second overcoat injection capsule mouth 7; The injection port of inside and outside cover capsule is distributed in the both sides of outer tube 5, and each injection port has colouring discrimination and symbol word marking.The just conjuncted overcoat injection capsule mouth 6 and the second overcoat injection capsule mouth 7 are in the same side, and interior cover injection capsule mouth 12 is in a relative side.Wherein conjuncted overcoat injection capsule mouth 6 is red, and interior cover injection capsule mouth 12 is a purple, and the second overcoat injection capsule mouth 7 is yellow, and is printed on " conjuncted overcoat capsule " respectively, " interior cover capsule ", and " the second overcoat capsule " printed words are with convenient identification and operation.

Embodiment 4: embodiment 4 and embodiment 1 are the same to be the inner and outer pipes superposing type, difference being provided with at outer tube.Be specially waist shape pore 3 and on outer tube 5 outsides, be symmetrical set, the diameter of long waist shaped pore is slightly less than the internal diameter of said outer tube 5, and length is 2.3CM.Also be provided with guide fiber 8 on outer tube 5 inwalls, this guide fiber is screwed in together at the socket end, stretches out twisting into the other end from outer tube through two strands of 3 time-divisions of long waist shaped pore of a side again behind the periphery of long waist shaped pore 3.Can increase the rigidity of outer tube like this, be unlikely to take place folded pipe and block this gas outlet at long waist shaped pore 3 places.Side at nearly socket end also has parallel two apertures 9 with waist shape pore; Set gradually vertically as follows from the socket end: in the head end preceding split that one side is established an aperture, conjuncted overcoat capsule apart from cover capsule edge; Then being second aperture, is the back split of conjuncted overcoat capsule again, on the corresponding medial wall of the back split of conjuncted overcoat capsule, establishes cover capsule 10 in; Be long waist shaped pore 3 then, immediate is the second overcoat capsule 4.The socket end of outer tube is a slope mouth 1.Two overcoat capsules of outer tube are processed with low elasticity material; Interior cover capsule 10 is processed with the high-tension material.In cover capsule 10 be arranged on outer tube wall on side that long clip 13 parallels wherein, do not have that side of guide fiber.The present embodiment bending is curved, under the pulling of guide fiber 8, can because be the effect that the slope mouth can play guiding, in left lung and right lung, select to long waist shaped pore one side oscillation with guide fiber, makes things convenient for intubate to target operation position.Available receiver is distinguished the position, does not need X-ray or other means.The setting of overcoat capsule is in order better to prevent return-air gas leakage, and wherein conjuncted cover capsule can also increase friction, prevents that intubate in use is shifted.Two apertures are used to prevent long-pending expectorant plugging, if there is long-pending expectorant can suspend air feed, with expectorant from the sucking-off of the tracheal intubation other end.Because after the inflation of elastomeric material deformation can take place, and interior cover capsule is used the high-tension material, interior cover capsule only is arranged on a side; Rather than the complete cycle setting, be to have guaranteed when second duty, effectively to block air flue, the volume after reducing simultaneously to reset; Reduce the air feed resistance, also made things convenient for suction expectorant simultaneously.Give vent to anger when long waist shaped pore 3 is second, 3 duties, the control of its position and size is very important, should guarantee that gas output guarantees the rigidity of outer tube again.The external diameter of control outer tube just can reduce the patient suffering that external diameter causes too greatly, improves simultaneously suitably the internal diameter of outer tube, comprise so the diameter of long waist shaped pore is slightly less than the internal diameter of said outer tube 5, and all be in order to improve air demand.

Claims

1. tracheal intubation; The outer tube front end that it is characterized in that tracheal intubation is provided with two overcoat capsules; Said overcoat capsule is respectively the conjuncted overcoat capsule (2) and the second overcoat capsule (4); Said overcoat capsule respectively has thin airway to lead to mutually to be arranged on the injection interface in the tracheal intubation outside, pipe (16) in said tracheal intubation also has, said in an end of pipe (16) be provided with machine interface end (17); Outer tube (5) is longer than interior pipe (16), and said overcoat capsule is arranged on the outer wall of outer tube, and said outer tube is provided with cover capsule (10) in apart from the inwall of socket end, and the injection interface (12) of said interior cover capsule is arranged on the other end of outer tube; Interior pipe (16) is twitched in outer tube (5), and it is twitched stroke and is longer than out the length at the long waist shaped pore (3) of outer tube both sides, but is shorter than the spacing of two overcoat capsules; Set gradually vertically as follows from the socket end: in the head end preceding split that one side is established an aperture, conjuncted overcoat capsule apart from cover capsule edge; Then be second aperture; Be the back split of conjuncted overcoat capsule again; On the corresponding medial wall of the back split of conjuncted overcoat capsule, being provided with and overlapping capsule (10) in above-mentioned, is long waist shaped pore (3) then, and immediate is the second overcoat capsule (4).

2. tracheal intubation according to claim 1 is characterized in that described conjuncted overcoat capsule (2) is the split overcoat capsule of shared conjuncted cover injection capsule interface (6); The private one second overcoat injection capsule interface (7) of the described second overcoat capsule (4); Cover injection capsule interface (12) in cover capsule (10) is provided with in said; Axial distribution position by each cover capsule; Conjuncted cover injection capsule interface (6), interior cover injection capsule interface (12), the second overcoat injection capsule interface (7) also are provided with successively at interval; The injection interface of inside and outside cover capsule is distributed in the both sides of outer tube (5), and each injects interface has colouring discrimination and symbol word marking.

3. tracheal intubation according to claim 1 is characterized in that the socket port of described interior pipe (16) is provided with a clip (14); Described outer tube inboard is provided with two draw-in grooves (11), and the size and the clip of said two draw-in grooves adapt, and the spacing of said two draw-in grooves (11) is the twitch stroke of interior pipe (16).

4. tracheal intubation according to claim 1 is characterized in that said long waist shaped pore (3) is symmetrical set on outer tube (5) outside, the diameter of long waist shaped pore is slightly less than the internal diameter of said outer tube (5), and length is 2-3CM.

5. tracheal intubation according to claim 3; It is characterized in that also being provided with guide fiber (8) on outer tube (5) inwall; This guide fiber (8) is screwed in together at the socket end; Through the long waist shaped pore (3) of a side time, divide two strands to twist into a other end again behind the periphery of long waist shaped pore (3) and stretch out from outer tube.

6. tracheal intubation according to claim 5 is characterized in that also being provided with two axial long clips (13) on the vertical outer tube wall of long waist shaped pore being provided with, and correspondingly has two long draw-in grooves (15) in the interior pipe outside.

7. tracheal intubation according to claim 6, the socket end that it is characterized in that said outer tube are slope mouth (1).

8. tracheal intubation according to claim 7 is characterized in that two overcoat capsules of described outer tube are processed with low elasticity material; The cover capsule is processed with the high-tension material in described.

9. tracheal intubation according to claim 6, it is characterized in that described in cover capsule (10) be arranged on outer tube wall on the side that parallels of a long clip (13) wherein, a promptly relative side with two apertures.