CN104436394B

CN104436394B - Intubation auxiliary device

Info

Publication number: CN104436394B
Application number: CN201310416288.6A
Authority: CN
Inventors: 罗博瀚
Original assignee: GENTLE AND TENDER CO Ltd
Current assignee: GENTLE AND TENDER CO Ltd
Priority date: 2013-09-12
Filing date: 2013-09-12
Publication date: 2017-08-25
Anticipated expiration: 2033-09-12
Also published as: CN104436394A

Abstract

A kind of intubation auxiliary device, tracheae suitable for an endotracheal tube to be inserted to patient, the endotracheal tube includes a pipe shaft, a distal end and a near-end, and the intubation auxiliary device includes movable tubulose poker, a gripping controller, and a viewing apparatus.Movable tubulose poker tool pliability, and itself axially there is head section, figure, an endpiece along one, and run through the body, the crack of endpiece for a pair, the endpiece by the fracture be divided into first by driving piece, second by driving piece.The viewing apparatus has a slender body and a viewing head, the slender body and viewing head can slide axially back and forth along this and be arranged in the gripping controller and an endoporus of the head section from the movable tubulose poker is passed, when this first by driving piece, second by driving piece produce relative motion when, the head section can drive simultaneously the endotracheal tube distal end and the viewing head swing.The present invention can effectively improve successful intubation and shorten intubation time.

Description

Intubation auxiliary device

Technical field

The present invention relates to a kind of medicine equipment (medical instrument), particularly relate to it is a kind of it is simple to operate, low into Sheet and the high intubation auxiliary device of Clinical practicability (clinical applicability).

Background technology

Tracheae (treachea) intubation (intubation) payes attention to safe, rapid, otherwise will injury sufferer tooth and throat Organize (laryngeal tissue), or misplug the esophagus (esophagus) at tracheae rear, or even cause sufferer anoxic etc. serious Complication.

As shown in figure 1, being that a traditional endotracheal tube (endotracheal tube, abbreviation ET) 10 and a standard are led to The combination of bar (standard stylet) 20, the endotracheal tube 10 has pre-shaped curvature (preformed comprising one Curvature) and pliability (flexibility) pipe shaft 101, distal end (distal end) 102, a near-end (proximal end) 103, one be socketed the near-end 103 joint 104, and a neighbouring distal end 102 inflatable balloon 105 (inflatable cuff), the standard poker (standard stylet) 20 can manual plastotype be used to change the tracheae The curvature (angle for namely changing the distal end 102) of inner tube 10.When angle not pair when, oral cavity need to be extracted out and correct different bending angles Degree, adjusts to the distal end 102 and is directed at sufferer vocal cords, then the endotracheal tube 10 is sent into forward into tracheae.

The substitute of standard poker is that (lightwand refers to US for the longer bougie (bougie) of length or luminous bougie Pub.No.2008/0017195), bougie or luminous bougie front end are goed deep into tracheae as guiding (guide), enable endotracheal tube Vocal cords, but medical personnel necessary great experience and skill are relatively smoothly through, and is not suitable for difficult intubation sufferer.

Patent document US Pat.No.3802440,4949716,5259377,5791338 etc. disclose various servicing units To adjust the curvature of endotracheal tube, substantially comprising a movable poker being set in endotracheal tube (movable stylet), And the controlling organization (control mechanism) of actuating (actuate) the movable poker, when being shortened than manual setting Between.

The catheterization procedure of the execution above is intended to elder generation, and with a laryngoscope, (laryngoscope refers to US Pat.No.3638644 blade (blade)) suppresses sufferer tongue and the root of the tongue (tongue base) and illuminates throat, but when disease The oral cavity of trouble can not be opened to be difficult to insert laryngoscope greatly, though or can insert laryngoscope, medical personnel are outside oral cavity or often There are naked eyes not see the situation of throat, and attempt blindly intubation (blind intubation).

Patent document US Pat.No.3669098,5327881,6319195,6539942,7458375, and US Pub.No.2008/0236575 etc. discloses the built-in viewing apparatus (viewing of movable poker in servicing unit Device), viewing apparatus uses optical fiber (optical fiber) or miniature photography camera lens (small video camera), then By external eyepiece (ocular) or display (display) viewing image, consequently, it is possible to be required for the larynx of large volume Mirror, reduces the deformation (anatomical distortion) of throat's anatomic construction, can watch (real time immediately again Observation) vocal cords position, movable poker is sent near vocal cords together with endotracheal tube, then individually by endotracheal tube Be pushed to tracheal strips, when sufferer vocal cords opening is small, throat's anatomic construction change, throat's swelling, or cough reflex (cough When reflex) acutely, endotracheal tube front end will suffer from resistance so that movable poker is deformed and is difficult to operate, if tracheal strips Tracheae axial angle difference of the distal advancement of pipe axially with sufferer is excessive, it is also difficult to be intubated successfully.

Above-mentioned movable poker is mostly complicated, and also because adopting integrated design with viewing apparatus, difficulty adopts jettisonable (disposable)。

Idea on setting up guiding (guide), fiber cannula of regaining consciousness (awake fiberoptic tracheal Intubation it is) golden standard (gold standard) of medical profession trachea cannula, under regaining consciousness in sufferer and voluntarily breathing, Using optical fiber through foundation guiding at vocal cords or upper airway stricture, then by endotracheal tube along optical fiber push-in tracheae, even if intubation Failure sufferer is remained to voluntarily breathe, and patent document US Pat.No.6978784 and US Pub.No.2007/0175482 are disclosed The similar practice, but even if sufferer coordinates, the hardness (stiffness) and controllability (maneuverability) of optical fiber are no The operation skill threshold possessed required for foot, medical personnel is still very high, yet another aspect, because the optical fiber hardness is not enough, therefore works as The optical fiber is operated by medical personnel and when inserting before sufferer tracheae, the optical fiber front end is most probably because of soft group of tongue, cartilago epiglottica etc. Knit interference and produce the phenomenon that torsion or left and right are offset, consequently, it is possible to can cause the image for being presented in display, its orientation is unfavorable Distinguished in medical personnel, i.e., it is so-called to get lost, medical personnel can not can smoothly enter very effectively by Imaging Study Row intubation.Patent document US Pat.No.6257236 are disclosed helps a poker with bronchoscope (bronchoscope) Tracheae is put into, then endotracheal tube is enclosed on outside poker is pushed into tracheae, but bronchoscope equally has hardness and controllability not enough The problem of.Patent document US Pat.No.6508757 are disclosed to be seen using plastic material (malleable material) cladding Device is seen, to improve hardness, but oral cavity is also repeatedly extracted out as standard poker and corrects different bending angles and could smoothly insert Tracheae.Patent document US Pat.No.6146402 then help one with a conduit leading (guide tube introducer) Wire (guide wire) is put into tracheae, but the conduit is leading does not have plasticity and pliability, equally has controllability not enough Problem, can not preload (preload) endotracheal tube, need to remove that the conduit is leading to be reloaded into endotracheal tube.

The content of the invention

It is an object of the invention to provide a kind of mechanism with smaller size smaller, promote guiding and set up the operational, low of intubation Cost, and the high intubation auxiliary device of Clinical practicability.

Intubation auxiliary device of the present invention, it is adaptable to which an endotracheal tube is inserted to the tracheae of patient, the endotracheal tube is included One pipe shaft, a distal end with pre-shaped curvature and pliability, and a near-end, the intubation auxiliary device are movable comprising one Tubulose poker, a gripping controller, and a viewing apparatus.

The movable tubulose poker, has pliability and itself axially has head section, figure, an endpiece along one And a pair of cracks through the figure and the endpiece, the head section, which is one, has the cylinder of an endoporus, and the figure is by the counterincision Seam is divided into first band and a second strip, and the endpiece is divided into one to connect first band by the fracture First connects the second of the second strip by driving piece and one is applied to be located in the gas by driving piece, the head section and the figure In pipe inner tube.

The gripping controller, the drive mechanism for being arranged at the body with a body, one, and one can activate the drive The operating parts of motivation structure, the body is suitable for the near-end socket of the endotracheal tube and the endpiece for the movable tubulose poker Wear, the drive mechanism can drive and make this first by driving piece and this second by driving piece along the movable tubulose poker from Body axially produces relative motion.

The viewing apparatus, the viewing head for being arranged at the slender body front end with a slender body that can be bent, one, And a multi-joint connecting rod being placed in the slender body, the slender body and viewing head can be along the movable tubulose pokers Itself slide axially back and forth and be arranged in the gripping controller and the endoporus of the head section from the movable tubulose poker is passed, when Make this first by driving piece and this second by driving piece along the movable tubulose poker itself axially produce relative motion when, the head Section can drive the distal end of the endotracheal tube and viewing head to swing simultaneously, and the multi-joint connecting rod has several difference mutual two-by-two Pivot joint and the joint body swung in approximately the same plane.

The intubation auxiliary device of the present invention, the gripping controller also has a locating part for being arranged at the body, the limit Position spacing slender body of part energy allows the slender body to be limited and can not slide and rotate on the gripping controller.

The intubation auxiliary device of the present invention, the gripping controller also has a track for being arranged at the body, and this is spacing Part, which is one, can slide and be arranged at the trip piece that the track and the slender body for the viewing apparatus are worn, trip piece tool There is a hole clipping, the slender body, which also has one, can be placed in the buckle recess of the hole clipping, and the sectional area of the buckle recess is small In the sectional area of the slender body, the locating part can be relative to the slender body in a releasing position and a buckled position Between move, at the releasing position, the buckle recess departs from the hole clipping, the slender body can along the movable tubulose poker itself Slide axially back and forth, in the buckled position, the buckle recess is placed in the hole clipping, and the slender body is limited and can not slided Dynamic and rotation.

The intubation auxiliary device of the present invention, when the locating part is located at the buckled position relative to the slender body, the viewing Head is maintained at the state without departing from the head section.

The intubation auxiliary device of the present invention, the viewing apparatus is also piercing in the slender body respectively including two opposite ends And foregoing interstitial bayonet lock can be slidably arranged in, and the bayonet lock is orthogonal to the plane of aforementioned joint body oscillatory.

The intubation auxiliary device of the present invention, the gripping controller also has a track for being arranged at the body, and this is spacing Part, which is one, can slide and be arranged at the trip piece that the track and the slender body for the viewing apparatus are worn, trip piece tool There are a hole clipping, and a through hole for connecting the hole clipping, the slender body also has a position higher than the bayonet lock and can housed In the buckle recess of the hole clipping, the sectional area of the buckle recess is less than the sectional area of the slender body, and the locating part can be relative Release and moved between position and a buckled position in one in the slender body, at the releasing position, the buckle recess departs from The hole clipping, the slender body can through the through hole itself sliding axially back and forth along the movable tubulose poker, and the bayonet lock can pass through The hole clipping and the through hole, in the buckled position, the buckle recess is placed in the hole clipping, and the slender body is limited and can not Slide and rotate.

The intubation auxiliary device of the present invention, when the trip piece is located at the buckled position relative to the slender body, the viewing Head is maintained at the state without departing from the head section.

The intubation auxiliary device of the present invention, the drive mechanism of the gripping controller there is one to be connected to this first driven First connector of moving plate, one be connected to this second by the second connector of driving piece, and one can rotationally be located in this Body and the master gear for driving first connector and the second connector at least one of which start, the operating parts are connected to this Master gear and the master gear Double-directional rotary can be driven, first connector is located at the master gear two respectively with second connector Side.

The intubation auxiliary device of the present invention, first connector, which has one, can rotationally be located in the body and be engaged in The first gear of the master gear, and one can be slidingly arranged in the body and be engaged in the first gear and interlock this first By the first tooth row of driving piece, second connector, which has one, can rotationally be located in the body and be engaged in the master gear Second gear, and one can be slidingly arranged in the body and be engaged in the second gear and interlock this second by driving piece Second tooth row.

The intubation auxiliary device of the present invention, body of the gripping controller has a shell block, and a cover plate, the shell Seat tool has a under shed and a side opening connected with the under shed, and the cover plate can be opened covers on the side opening entirely, should Cover plate can be unlocked in favor of by this first by driving piece and this second this is connected to via the side opening by driving piece respectively First tooth row and second tooth row, and the endpiece of the movable tubulose poker is arranged in the under shed.

The intubation auxiliary device of the present invention, it is outer and with a connecting rod that the operating parts is located at the shell block, and one be located at should The finger sleeve ring of connecting rod one end, the connecting rod other end is connected to the master gear.

The beneficial effects of the present invention are：By control this first by driving piece and this second relative fortune produced by driving piece It is dynamic, and allow the head section can be while driving the distal end of the endotracheal tube and viewing head to swing and positioning after, then allow the slender body First a predetermined length is moved relative to the movable tubulose poker toward tracheal strips and guiding is set up, then allows the endotracheal tube along this Slender body is moved toward tracheal strips direction, be so, it is possible to effectively improve successful intubation and is shortened intubation time.

Brief description of the drawings

Fig. 1 is the constitutional diagram of an existing endotracheal tube and a standard poker；

Fig. 2 is the schematic diagram of a preferred embodiment of intubation auxiliary device of the present invention, illustrates a movable tubulose poker And an endotracheal tube is located at the position of vocal cords mouthful；

Fig. 3 is a stereogram of the preferred embodiment, illustrates the movable tubulose poker；

Fig. 4 is a sectional perspective exploded view of the preferred embodiment, illustrates a gripping controller；

Fig. 5 is a partial perspective view of the preferred embodiment, illustrates the gripping controller；

Fig. 6 is taken from a Fig. 5 lines VI-VI sectional view, illustrates a drive mechanism of the gripping controller；

Fig. 7 is taken from a Fig. 6 lines VII-VII sectional view；

Fig. 8 is a sectional perspective exploded view of the preferred embodiment, illustrate a viewing apparatus a slender body, One viewing head, a multi-joint connecting rod, and a bayonet lock；

Fig. 9 is a sectional view of the preferred embodiment, illustrates that a locating part of the gripping controller is clasped in one Position；

Figure 10 is a sectional view of the preferred embodiment, illustrates that the locating part of the gripping controller releases position in one Put；

Figure 11 is an action schematic diagram of the preferred embodiment, illustrates that an operating parts of the gripping controller can with this The start relation of dynamic tubulose poker；

Figure 12 is not show that a track is spacing with this in one of preferred embodiment action diagrammatic top view, figure Part, and illustrate the start relation of the gripping controller and the multi-joint connecting rod of the viewing apparatus；

Figure 13 is taken from a Figure 11 lines XIII-XIII sectional view；

Figure 14 is the intubation action schematic diagram of the preferred embodiment, illustrates the slender body insertion of the viewing apparatus In endotracheal state；

Figure 15 is the intubation action schematic diagram of the preferred embodiment, illustrates the endotracheal tube and the movable tubulose poker Simultaneously endotracheal state is inserted in along the slender body；

Figure 16 is the intubation action schematic diagram of the preferred embodiment, illustrates that leaving behind the endotracheal tube is inserted in tracheae Interior state.

Embodiment

Below in conjunction with the accompanying drawings and embodiment the present invention is described in detail.

Refering to Fig. 2, one preferred embodiment of intubation auxiliary device of the present invention, it is adaptable to which an endotracheal tube 1 is inserted into disease The trachea T of people, the endotracheal tube 1 includes pipe shaft 11, distal end 12, a near-end with pre-shaped curvature and pliability 13, and a joint 14 for being socketed on the near-end 13, certainly, in other actual implementations, the endotracheal tube 1 can not have yet The joint 14, the intubation auxiliary device includes a movable tubulose poker (movable tubular stylet) 2, a gripping Controller (gripping controller) 3, and a viewing apparatus (viewing device) 4.Foregoing pre-shaped curvature is pre- The curvature (preformed curvature) being first molded.

Refering to Fig. 2 and Fig. 3, the movable tool pliability of tubulose poker 2 and along itself axial L extension, and with one Head section 21, figure 22, an endpiece 23, and a pair of cracks 24 through the figure 22 and endpiece 23.Wherein, the movable pipe Shape poker 2 be plastic material (for example：Teflon) single component being fabricated by is integrally formed, the head section 21 and figure 22 are applicable In being located in the pipe shaft 11 of the endotracheal tube 1.The head section 21, which is one, has the cylinder 211 of an endoporus 212, the head section 21 front ends are in rounding and protrude from the distal end 12 of the endotracheal tube 1 (see Fig. 7).The figure 22 is divided into one by the fracture 24 Individual first band 221 and a second strip 222, first band 221 have one with the second strip 222 adjacent to this respectively The weakening region 223 of head section 21 and an active region 224 between the weakening region 223 and the endpiece 23, first band 221 with The second strip 222 is respectively smaller than the cross sectional area in the active region 224 in the cross sectional area of the weakening region 223.

The endpiece 23 is divided into one to connect the first of first band 221 by driving piece 231 and one by the fracture 24 The second of the individual connection second strip 222 is by driving piece 232.In this preferred embodiment, this of the endpiece 23 first is driven Piece 231, this second system is integrally formed by first band 221 respectively with the figure 22 of driving piece 232, the second strip 222 Into.

Refering to Fig. 4 and Fig. 5, the drive mechanism that the gripping controller 3 is arranged at the body 31 with a body 31, one 32nd, one can activate the operating parts 33 of the drive mechanism 32, one be arranged at the body 31 track 34, and one be arranged at this The locating part 35 of body 31.

Refering to Fig. 4, Fig. 6, and Fig. 7, the body 31 has shell block 311, a cover plate 312, and one is connected to this Shell block 311 and the extension handle 313 down extended.Wherein, the shell block 311 has the near-end 13 of the confession endotracheal tube 1 Socket and the under shed 3111 that wears of the endpiece 23 for the movable tubulose poker 2, and one be connected with the under shed 3111 Side opening 3112.And the cover plate 312 can be opened and cover on the side opening 3112 entirely.And in this preferred embodiment, the cover plate 312 It is directly to be arranged in the shell block 311 using the mode of fastening, to cover on the side opening 3112.

The drive mechanism 32 can drive and make this first by driving piece 231 and this second by driving piece 232 along the axial L Produce relative motion, and with one be connected to this first by the first connector 321 of driving piece 231, one be connected to this Two by the second connector 322 of driving piece 232, and shell block 311 that can be rotationally located in the body 31 and driving should First connector 321 and the master gear 323 of at least one of which start of the second connector 322.Wherein, first connector 321 are located at the both sides of master gear 323 with second connector 322 and this first second is driven by driving piece 231 with this respectively The direction of motion of piece 232 is opposite.

First connector 321, which has one, can rotationally be located in the shell block 311 of the body 31 and be engaged in the master The first gear 3211 of gear 323, and one can be slidingly arranged at the body 31 the shell block 311 in and be engaged in this first Gear 3211 simultaneously interlocks this first by the first tooth row 3212 of driving piece 231.Second connector 322 can be rotationally with one It is located in the shell block 311 of the body 31 and is engaged in the second gear 3221 of the master gear 323, and one can slidably be set In in the shell block 311 of the body 31 and being engaged in the second gear 3221 and interlock this second by the second tooth of driving piece 232 Row 3222.Wherein, first tooth row 3212 can be fabricated by for metal material and this is first embedding by driving piece 231 with confession If first be embedded groove 3213, second tooth row 3222 can be fabricated by for metal material and this second is driven with a confession What piece 232 was embedded second is embedded groove 3223.First it is embedded groove 3213 by this with this and second is embedded groove 3223 respectively in this The design of the side opening 3112 of shell block 311, when the cover plate 312 is unlocked, allows this first by driving piece 231 and second quilt Driving piece 232 easily can directly be embedded at first tooth row 3212 and second tooth row 3222 via the side opening 3112 On, and allow the endpiece 23 of the movable tubulose poker 2 to be arranged in the under shed 3111, consequently, it is possible to which replacement can be lifted, this can The convenience of dynamic tubulose poker 2.

The operating parts 33 is connected to the master gear 323 and can drive the Double-directional rotary of master gear 323, and the operating parts 33 is located at The outside of shell block 311 simultaneously has a connecting rod 331, and one is located at the one end of connecting rod 331 and supplies what medical personnel's finger was worn Finger sleeve ring 332, the other end of connecting rod 331 is connected to the master gear 323.

The locating part 35, which is one, can slide and be arranged at the track 34 and the trip piece worn for the viewing apparatus 4, should Trip piece has a hole clipping 351, and a through hole 352 for being communicated in the hole clipping 351.

Refering to Fig. 5, Fig. 7, and Fig. 8, there is the viewing apparatus 4 one can bend (bendable) and diameter is about 4~5mm Slender body 41 (elongated body), one be arranged at the viewing head that the front end of slender body 41 and length are about 10mm 42nd, the multi-joint connecting rod 43 that is placed in the slender body 41, and two opposite ends are piercing in the slender body respectively 41 and the bayonet lock 44 that can slidably be arranged between foregoing crack 24, and a display 45 for being electrically connected to the slender body 41 (see Fig. 2).Wherein, the slender body 41 is arranged in the locating part 35 and can be placed in the hole clipping 351 and position height with one In the buckle recess 411 of the bayonet lock 44, the sectional area of the buckle recess 411 is less than the sectional area of the slender body 41.The viewing First 42 have the description of a small-sized photosensory assembly 421 and at least one illuminating part 422, such as background technology, and the viewing apparatus 4 is also Replacement can be used as using fiber form.The multi-joint connecting rod 43 is mutually pivotally connected and is only capable of same two-by-two respectively with several The joint body 431 of plane rocking, and each joint body 431 will not produce mutual torsion phenomenon to each other, consequently, it is possible to The slender body 41 is allowed only to drive viewing first 42 of front end to produce the upper bottom along the plane because of the multi-joint connecting rod 43 It is dynamic, without torsion or left and right skew, to avoid producing the problem of getting lost as described in background technology.The bayonet lock 44 can be passed through should Hole clipping 351 and the through hole 352 and the plane for being orthogonal to the swing of aforementioned joint body 431, being passed through by the bayonet lock 44 can in this The design in the foregoing crack 24 of dynamic tubulose poker 2, as shown in figure 13, can allow the movable tubulose poker 2 be directed to it is spacing without Torsion phenomenon can be produced along the axial L, in this way, to lift the accuracy in orientation manipulation.

Refering to Fig. 2, Fig. 7, and Figure 11, the slender body 41 and the viewing first 42 can slide back and forth and wear along the axial L Pass, refer to when user pushes this in the endoporus 212 of the gripping controller 3 and the head section 21 from the movable tubulose poker 2 During the collar 332 (as shown in Figure 11 double-head arrows), make this first by driving piece 231 and this second produced by driving piece 232 along the axial L During raw relative motion, the power transmission through the active region 224 and the weakening region 223 (see Fig. 7) is acted on, and enables the head section 21 band simultaneously The distal end 12 and the viewing first 42 for moving the endotracheal tube 1 are up swung, (such as Figure 11 when lifting the finger sleeve ring 332 on user Shown in single arrow), make this first by driving piece 231 and this second by driving piece 232 along the axial L produce relative motion when, should Head section 21 can drive simultaneously the endotracheal tube 1 the distal end 12 and the viewing first 42 toward lower swing.The energy of cylinder 211 of the head section 21 Certain hardness is kept, the inside and outside viewing apparatus 4 and the endotracheal tube 1 is effectively supported, the weakening region 223 can increase again can Flexibility, makes the head section 21 be easy to swing.Coordinate again refering to Figure 12, because the viewing apparatus 4 has the multi-joint connecting rod 43, borrow This, when the body 31 is rotated, i.e., can because of the multi-joint connecting rod 43 mechanism characteristicses, and allow the endotracheal tube 1 with this can Dynamic tubulose poker 2 can follow the rotation of the body 31 together and produce synchronously and with the rotation of angle.

Upper using refering to Fig. 7, Fig. 9, and Figure 10, the locating part 35 can be relative to the slender body 41 in a solution Except being moved between position and a buckled position.At the releasing position, the buckle recess 411 departs from the hole clipping 351, and this is elongated Body 41 can slide back and forth via the through hole 352 along the axial L, in the buckled position, and the buckle recess 411 is placed in this Hole clipping 351, the slender body 41 is limited and can not slide and rotate, and allows the viewing first 42 to be maintained at without departing from the head section 21 State, to avoid viewing first 42 (see Fig. 8) from being stain by saliva.

Refering to Fig. 2 and Fig. 9, in general, when carrying out intubation action, the locating part 35 be first position in the buckled position, And thumb is placed through the finger sleeve ring 332 by medical personnel, then by the extension handle of remaining finger grip gripping controller 3 313.As shown in figure 11, medical personnel manipulate the operating parts 33 by thumb to control the movable tubulose poker 2 to carry out timing belt The endotracheal tube 1 is moved to swing up and down with the viewing first 42, and it is as shown in figure 12, also driven simultaneously by the rotation of wrist The endotracheal tube 1 is deflected with the viewing first 42, and when medical personnel see the viewing first 42 on the display 45 When being right against the vocal cords mouthful V of patient, then the locating part 35 is first switched into the releasing position, as shown in Figure 10, another hand is then pushed away The slender body 41 is given to extend to certain length toward direction in the trachea T to set up guiding, as shown in figure 14, then, will be elongated Body 41 pinches motionless, then the endotracheal tube 1 is synchronous with the movable tubulose poker 2 along the slender body 41 toward the trachea T Interior movement is inserted, as shown in figure 15, finally, then the movable tubulose poker 2 and the slender body 41 are taken out in the endotracheal tube 1 Go out, allow the endotracheal tube 1 to be inserted in the trachea T of patient, as shown in figure 16, to complete the action of this intubation.

Refering to Fig. 7, in addition what deserves to be explained is, the present invention can also select to be not provided with the second gear 3221, and should Second tooth row 3222 is fixed on the shell block 311, and only using first tooth row 3212 and the type of drive of the first gear 3211, To drive this first second to be moved by driving piece 231 along the axial L relative to this by driving piece 232, likewise, can also reach To the effect for driving the head section 21 of the movable tubulose poker 2 to swing up and down.Conversely, can also select to be not provided with the first gear 3211, and first tooth row 3212 is fixed on to the mode of the shell block 311.

In summary, intubation auxiliary device of the present invention has following advantages and effect：

First, it is different from existing movable poker and viewing apparatus does not have relative sliding, the slender body 41 of the invention It can be slid back and forth along the axial L with the viewing first 42 and be arranged in the gripping controller 3 and the movable tubulose poker 2, make first Stage find vocal cords mouthful V and second stage go deep into trachea T set up guiding all can intuitive operation and simply reach, be clinically stranded at present The situation of hardly possible intubation, degree of for example dehiscing is limited, neck limitation of activity, and laryngeal structure is narrow etc. to overcome easily, makes up The function of various existing intubation auxiliary devices to each other is not enough, effectively solves this field long problem.Can be effectively Improve successful intubation and shorten intubation time.

2nd, it is mainly plastic cement material and integrally formed single component and the viewing apparatus 4 by the movable tubulose poker 2 Adopt separate design, therefore with low cost and for ease of maintenaince maintenance and sterilization, can also make it is deserted, can remove from disinfectant program and Cost.

3rd, the gripping controller 3 is simple to operate, can shorten the learning process of medical personnel, and Clinical practicability is high.

4th, by the design of the multi-joint connecting rod 43, when medical personnel push the endotracheal tube 1, the movable tubulose lead to Bar 2, and the viewing apparatus 4 endotracheal tube 1 and when finding vocal cords mouthful V, the endotracheal tube 1, the movable tubulose poker 2, and should The sub-assembly of viewing apparatus 4 will not be because soft tissue is disturbed and reverses or left and right skew, in this way, to avoid as described in prior art Phenomenon of getting lost, with convenience during lifting operation, and with the mechanism of smaller size smaller, promote the operability that intubation is set up in guiding.

Claims

1. a kind of intubation auxiliary device, it is adaptable to which an endotracheal tube is inserted to the tracheae of patient, the endotracheal tube includes one Pipe shaft with pre-shaped curvature and pliability, a distal end, and a near-end, the intubation auxiliary device include a movable tubulose Poker, a gripping controller, and a viewing apparatus, it is characterised in that：

The movable tubulose poker, has pliability and itself axially has head section, figure, an endpiece and one along one To through the crack of the figure and the endpiece, the head section, which is one, has the cylinder of an endoporus, and the figure is by the fracture point First band and a second strip are cut into, the endpiece is divided into one to connect the first of first band by the fracture Connect the second strip by driving piece and one second is applied to be located in the tracheal strips by driving piece, the head section and the figure In pipe；

The gripping controller, the drive mechanism for being arranged at the body with a body, one, and one can activate the driving machine The operating parts of structure, the body is suitable for the near-end socket of the endotracheal tube and the endpiece for the movable tubulose poker is worn If, the drive mechanism can drive and make this first by driving piece and this second by driving piece along the movable tubulose poker itself Axially produce relative motion；

The viewing apparatus, the viewing head for being arranged at the slender body front end with a slender body that can be bent, one, and one The individual multi-joint connecting rod being placed in the slender body, the slender body and the viewing head can along the movable tubulose poker itself Slide axially back and forth and be arranged in the gripping controller and the endoporus of the head section from the movable tubulose poker is passed, in reality Insert person's windpipe during, when make this first by driving piece and this second by driving piece along the movable tubulose poker itself When axially producing relative motion, the head section can drive the distal end of the endotracheal tube and viewing head to swing simultaneously, the multi-joint Connecting rod has the joint body that several difference are mutually pivotally connected and swung in approximately the same plane two-by-two.

2. intubation auxiliary device as claimed in claim 1, it is characterised in that：The gripping controller also has one and is arranged at this The locating part of body, the locating part can the spacing slender body on the gripping controller, allowing the slender body to be limited It can not slide and rotate.

3. intubation auxiliary device as claimed in claim 2, it is characterised in that：The gripping controller also has one and is arranged at this The track of body, the locating part, which is one, can slide and be arranged at the track and supply the slender body of the viewing apparatus to wear Trip piece, the trip piece has a hole clipping, and the slender body, which also has one, can be placed in the buckle recess of the hole clipping, the card The sectional area for detaining recess is less than the sectional area of the slender body, and the locating part can be relative to the slender body in a releasing position Put and moved between a buckled position, at the releasing position, the buckle recess departs from the hole clipping, the slender body can along this Itself sliding axially back and forth for tubulose poker is moved, in the buckled position, the buckle recess is placed in the hole clipping, the slender body It is limited and can not slides and rotate.

4. intubation auxiliary device as claimed in claim 3, it is characterised in that：The locating part is located at relative to the slender body should During buckled position, viewing head is maintained at the state without departing from the head section.

5. intubation auxiliary device as claimed in claim 1, it is characterised in that：The viewing apparatus also includes two opposite ends point The slender body is not piercing in and can slidably be arranged in foregoing interstitial bayonet lock, and the bayonet lock is orthogonal to aforementioned joint body The plane swung.

6. intubation auxiliary device as claimed in claim 5, it is characterised in that：The gripping controller also has one and is arranged at this The locating part of body, the locating part can the spacing slender body on the gripping controller, allowing the slender body to be limited It can not slide and rotate.

7. intubation auxiliary device as claimed in claim 6, it is characterised in that：The gripping controller also has one and is arranged at this The track of body, the locating part, which is one, can slide and be arranged at the track and supply the slender body of the viewing apparatus to wear Trip piece, the trip piece has a hole clipping, and a through hole for connecting the hole clipping, and the slender body also has a position height In the bayonet lock and the buckle recess of the hole clipping can be placed in, the sectional area of the buckle recess is less than the sectional area of the slender body, The locating part can be released in one relative to the slender body and moved between position and a buckled position, in the releasing position When, the buckle recess departs from the hole clipping, the slender body can through the through hole itself sliding axially back and forth along the movable tubulose poker It is dynamic, and the bayonet lock can be by the hole clipping and the through hole, in the buckled position, the buckle recess is placed in the hole clipping, and this is elongated Body is limited and can not slide and rotate.

8. intubation auxiliary device as claimed in claim 7, it is characterised in that：The trip piece is located at relative to the slender body should During buckled position, viewing head is maintained at the state without departing from the head section.

9. the intubation auxiliary device as described in claim 1 to any one of claim 8, it is characterised in that：The gripping controller The drive mechanism there is one to be connected to this first be connected to this second by driving piece by the first connector of driving piece, one The second connector, and one can rotationally be located in the body and drive first connector and second connector at least its In a start master gear, the operating parts is connected to the master gear and can drive the master gear Double-directional rotary, first connection Part is located at the master gear both sides respectively with second connector.

10. intubation auxiliary device as claimed in claim 9, it is characterised in that：First connector can be rotationally with one It is located in the body and is engaged in the first gear of the master gear, and one can be slidingly arranged in the body and be engaged in this First gear simultaneously interlocks this first by the first tooth row of driving piece, and second connector, which has one, can rotationally be located in this Body and the second gear for being engaged in the master gear, and one can be slidingly arranged in the body and be engaged in the second gear simultaneously This is interlocked second by the second tooth row of driving piece.

11. intubation auxiliary device as claimed in claim 10, it is characterised in that：The body of the gripping controller has one Shell block, and a cover plate, the shell block have a under shed and a side opening connected with the under shed, and the cover plate can be opened entire Ground covers on the side opening, and the cover plate can be unlocked first second to be passed through this respectively by driving piece with this by driving piece First tooth row and second tooth row are connected to by the side opening, and the endpiece of the movable tubulose poker is arranged under this and is opened Mouthful.

12. intubation auxiliary device as claimed in claim 11, it is characterised in that：The operating parts is located at outside the shell block and with one Individual connecting rod, and a finger sleeve ring for being located at the connecting rod one end, the connecting rod other end are connected to the master gear.