CN209220589U - A kind of novel controllable inverted Y-shaped airway stent conveying device - Google Patents
A kind of novel controllable inverted Y-shaped airway stent conveying device Download PDFInfo
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- CN209220589U CN209220589U CN201820701585.3U CN201820701585U CN209220589U CN 209220589 U CN209220589 U CN 209220589U CN 201820701585 U CN201820701585 U CN 201820701585U CN 209220589 U CN209220589 U CN 209220589U
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- outer tube
- cutting
- conveying device
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Abstract
The utility model relates to the field of medical instrument technology, in particular to a kind of novel controllable inverted Y-shaped airway stent conveying device；The utility model includes outer tube sleeve, the inner tube set being arranged in outer tube sleeve, the Y type stand tube connecting with inner tube set, the telescoping mechanism for making inner tube set progress stretching motion and the casing translation mechanism for moving telescoping mechanism；The end of outer tube sleeve is provided with the folding valve that can be opened and closed, and Y type stand tube is in outer tube sleeve；In the present invention, casing translation mechanism drives telescoping mechanism movement that Y type stand tube can be made to push forward, folding valve is opened, be delivered in air flue so that inner tube set be made to stretch in outer tube sleeve, and folding valve is to protect air flue to be not easily susceptible to operate；The utility model is easy to operate, practical.
Description
Technical field
The utility model relates to the field of medical instrument technology, in particular to a kind of novel controllable inverted Y-shaped airway stent conveying
Device.
Background technique
Central type carcinoma of lung, the cancer of the esophagus and other tumours indulge phrenic lymph nodes transfer, easily invade or compressing air flue leads to air flue
Narrow, having many advantages, such as that small wound, few intercurrent disease, effect are good using the interventional therapy of airway stent placement becomes in treatment at present
Entreat the main method of airway constriction.
Airway stent implantation is needed with stent delivery system, in the prior art, general hollow using being mutually socketed
Inner and outer tubes, convenient for passing through seal wire when operation, airway stent is arranged between the inner and outer pipe sections the hollow portion of inner tube；Operation
When, seal wire guides the conduit tube component of transportation system to reach predetermined position, and control assembly makes outer tube drop back, and makes air flue branch in the process
Frame, which is gradually discharged and expanded, is affixed on air flue inner wall.
It is placed in inverted Y-shaped airway stent and needs to be pre-filled with two seal wires, two seal wires easily occur during transfer gantry
Winding, less serious case's extending bracket are placed in the time, and bracket merging failure and patient's death by suffocation are caused when serious.
There is certain resistance in airway stent, especially inverted Y-shaped airway stent is due to conveyer front end during transportation
Without Olivary head is expanded, transporting resistance is bigger, is not easy to operate, and strength push frequently can lead to glottis and airway mucus damage, draws
It plays hoarseness, bottleneck throat pain even to spit blood, increases patient's pain.
Summary of the invention
Described above in order to overcome the shortcomings of, the purpose of the utility model is to provide a kind of novel controllable inverted Y-shaped air flue branch
Frame conveying device drives telescoping mechanism to move using casing translation mechanism, so that inner tube set is made to stretch in outer tube sleeve, it can be with
It is pushing Y type stand tube forward, opens folding valve, be delivered in air flue, and open and close valve and can protect air flue not subject to damage,
Make to push intensity without excessive.
The technical scheme in the invention for solving the technical problem is:
A kind of novel controllable inverted Y-shaped airway stent conveying device, wherein including outer tube sleeve, be arranged in the outer tube sleeve
Inner tube set, with said inner tube set connection Y type stand tube, for make said inner tube set carry out stretching motion telescoping mechanism and
Casing translation mechanism for moving the telescoping mechanism；The end of the outer tube sleeve, which is provided with, can be opened and closed
Valve is opened and closed, the Y type stand tube is in the outer tube sleeve.
It further include the rotation forces mechanism for moving described sleeve pipe translation mechanism as a kind of improvement of the utility model.
Be socketed with branch casing in said inner tube set as a further improvement of the utility model, the branch casing with
The Y type stand tube connection.
As the further improvement of the utility model, the branch for clamping said inner tube set is provided in said inner tube set
Frame clamp system, the stent clamping mechanism include bracket adapter sleeve and are connected to the inner wall of the bracket adapter sleeve for clamping
The elastic fastening folder of said inner tube set, the front end of the bracket adapter sleeve, which is provided with, covers upper bracket for being socketed in said inner tube
Fixed end.
As the further improvement of the utility model, inflation mechanism, the inflation mechanism are connected in the outer tube sleeve
Gas-guide tube on outer wall including being connected to the outer tube sleeve, the inflating balloon of end for being connected to the outer tube sleeve, ventilation connect
Head and inflation negative pressure ball, the both ends of the gas-guide tube be connected tos with the inflating balloon, ventilating joint respectively, the ventilating joint and
The inflation negative pressure ball connection.
As the further improvement of the utility model, the telescoping mechanism include connect with the outer tube sleeve it is flexible
Pipe, the clip spring seat connecting with the outer tube sleeve, the circlip set connecting with the telescoping tube, the clip spring seat and the circlip cover it
Between be provided with circlip.
As the further improvement of the utility model, described sleeve pipe translation mechanism includes connecting pipe box and injection cannula,
Square groove is provided in the connecting pipe box, hobbing machine is connected in the connecting pipe box by backplate, and the hobbing machine passes through institute
It states square groove and engages connection with the rack gear in the connecting pipe box, the rack gear is connect with one end of the injection cannula, institute
Injection cannula is stated to connect with the telescoping tube.
As the further improvement of the utility model, the rotation forces mechanism includes the spiral handle for being hollow structure
Hand and sliding slot control set, the sliding slot control cover in the bolt bar, are provided with Z on the side wall of the sliding slot control set
Type elongated slot is provided with spiral grooves on the inner wall of the bolt bar, pin axis is slidably connected on the Z-type elongated slot, described
The pin for being stuck in the spiral grooves is connected on pin axis.
As the further improvement of the utility model, it is connected on the outside of the branch of the Y type stand tube and tightens cutting
Pipe, described tighten is provided with notch on cutting pipe, tightens silk and be stuck on the notch and pinion the Y type stand tube, adjacent to tighten
Silk is by tightening connecting filament connection.
As the further improvement of the utility model, described tighten is provided with cutting bar, the cutting bar on cutting pipe
Head be provided with for cutting off the cutting cutting edge for tightening silk.
In the present invention, casing translation mechanism drives telescoping mechanism movement, so that inner tube set be made to stretch in outer tube sleeve
Contracting, can be such that Y type stand tube is pushing forward, open folding valve, be delivered in air flue, and folding valve is to protect air flue to be not easy
It is operated；The utility model is easy to operate, practical.
Detailed description of the invention
The utility model is described in detail by following preferred embodiments and attached drawing for ease of explanation,.
Fig. 1 is the structural schematic diagram of the state one of the utility model；
Fig. 2 is the structural schematic diagram of the state two of the utility model；
Fig. 3 is the structural schematic diagram of the state three of the utility model；
Fig. 4 is the attachment structure schematic diagram of the end of the outer tube sleeve of the utility model；
Fig. 5 is the front view of Fig. 4；
Fig. 6 is the attachment structure schematic diagram of the inner tube set of the utility model；
Fig. 7 is the structural schematic diagram of the motion state one of Fig. 6；
Fig. 8 is the structural schematic diagram of the motion state two of Fig. 6；
Fig. 9 is the structural schematic diagram of the stent clamping mechanism of the utility model；
Figure 10 is the front view of Fig. 9；
Figure 11 is one embodiment of the structure of the outer tube sleeve front end of the utility model；
Figure 12 is the casing translation mechanism of the utility model and the attachment structure schematic diagram of rotation forces mechanism；
Figure 13 is the inside connection schematic diagram of Figure 12；
Figure 14 is the structural schematic diagram of the sliding slot control set of the utility model；
Figure 15 is the schematic diagram of internal structure of Figure 14；
Figure 16 is the schematic diagram of internal structure of the telescoping mechanism of the utility model；
Figure 17 is structural schematic diagram when the Y type stand tube of the utility model struts and tighten cutting pipe uncontracted position；
Figure 18 is the main view of Figure 17；
Figure 19 is structural schematic diagram when the Y type stand tube of the utility model struts and tighten cutting pipe contraction state；
When Figure 20 is the non-softened state of Y type stand tube of the utility model with the attachment structure schematic diagram of tightening cutting pipe；
Figure 21 is the branch of the Y type stand tube of the utility model and the structural schematic diagram one for tightening cutting pipe；
Figure 22 is the branch of the Y type stand tube of the utility model and the structural schematic diagram two for tightening cutting pipe；
Figure 23 is the structural schematic diagram on the head of the cutting bar for tightening cutting pipe of the utility model；
Figure 24 is that tightening for the utility model and tightens the attachment structure schematic diagram of connecting filament at silk；
Appended drawing reference: 1- outer tube sleeve, 11- open and close valve, 12- inflation mechanism, 13- gas-guide tube, 14- inflating balloon, 15- ventilation
Connector, 16- inflate negative pressure ball, 17- tracheae, 2- inner tube set, 21- branch casing, 22- stent clamping mechanism, the fastening of 23- bracket
Set, 24- elastic fastening folder, 25- bracket fixed end, the fixed bracket of 26-, 3-Y type frame pipe, 31- tighten cutting and manage, 32- notch,
33- tightens silk, and 34- tightens connecting filament, and 35- cuts off bar, and 36- cuts off cutting edge, 4- telescoping mechanism, 41- telescoping tube, 42- clip spring seat,
43- circlip set, 44- circlip, 5- casing translation mechanism, 51- connecting pipe box, 52- injection cannula, 53- square groove, 54- hobbing machine,
55- backplate, 56- rack gear, 57- injection port, 6- rotation forces mechanism, 61- bolt bar, 62- sliding slot control set, 63- circle
Formula groove, 64-Z type elongated slot, 65- spiral grooves, 66- pin axis, 67- pin, 7- seal wire.
Specific embodiment
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, Figure 14, Figure 15,
Shown in Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23 and Figure 24, the novel Y that controllably falls of one kind of the utility model
Type airway stent conveying device, including outer tube sleeve 1, the inner tube set being arranged in outer tube sleeve 12, the Y type branch being connect with inner tube set 2
Frame pipe 3, the telescoping mechanism 4 for making the progress stretching motion of inner tube set 2 and the casing translation for moving telescoping mechanism 4
Mechanism 5.
The end of outer tube sleeve 1 is provided with the folding valve 11 that can be opened and closed, and Y type stand tube 3 is in outer tube sleeve 1.
In the present invention, casing translation mechanism 5 drives telescoping mechanism 4 to move, to make inner tube set 2 in outer tube sleeve 1
It is interior flexible, Y type stand tube 3 can be made to push forward, folding valve 11 is opened, be delivered in air flue, folding valve 11 is to protect
Shield air flue is not easily susceptible to operate.
As shown in Figures 2 and 3, the utility model further includes the rotation forces mechanism 6 for moving casing translation mechanism 5.
Further, branch casing 21 is socketed in inner tube set 2, branch casing 21 is connected to Y type stand tube 3.
As shown in Fig. 6, Fig. 7 and Fig. 8, the utility model provides a kind of embodiment of inner tube set 2, setting in inner tube set 2
There is the stent clamping mechanism 22 for clamping inner tube set 2, stent clamping mechanism 22 is including bracket adapter sleeve 23 and is connected to bracket
The inner wall of adapter sleeve 23 is used to clamp the elastic fastening folder 24 of inner tube set 2, and the front end of bracket adapter sleeve 23 is provided with for being socketed
Bracket fixed end 25 in inner tube set 2.
Further, inflation mechanism 12 is connected in outer tube sleeve 1, inflation mechanism 12 includes the outer wall for being connected to outer tube sleeve 1
On gas-guide tube 13, the inflating balloon 14 of end, ventilating joint 15 and the inflation negative pressure ball 16 that are connected to outer tube sleeve 1, gas-guide tube
13 both ends are connected to inflating balloon 14, ventilating joint 15 respectively, and ventilating joint 15 is connected to inflation negative pressure ball 16.
As shown in figure 15, the utility model provides a kind of embodiment of telescoping mechanism 4, and telescoping mechanism 4 includes and outer tube
The telescoping tube 41 of 1 connection of set, the clip spring seat 42 connect with outer tube sleeve 1, the circlip that connect with telescoping tube 41 cover 43, clip spring seat 42 and
Circlip 44 is provided between circlip set 43.
In the prior art, transportation system can occur to suspend conveying operations during transportation, need operator at this time
Transportation system is gripped, it is extremely inconvenient, and transportation system has two-stage pause button in the prior art, but in performing the operation, pause
Operation may occur at any time, and two-stage pause button is unable to satisfy demand.
As shown in figure 11, the utility model provides a kind of embodiment of casing translation mechanism 5, and casing translation mechanism 5 wraps
Connecting pipe box 51 and injection cannula 52 are included, square groove 53 is provided in connecting pipe box 51, hobbing machine 54 is connected to by backplate 55
On adapter tube set 51, hobbing machine 54 passes through square groove 53 and engages connection, rack gear 56 and injection with the rack gear 56 in connecting pipe box 51
One end of casing 52 connects, and injection cannula 52 is connect with telescoping tube 41, and injection port 57 is connected in injection cannula 52.
In the prior art, transportation system surface is more smooth, especially operates in the case where medical staff has gloves
Especially inconvenient, the phenomenon that being also easy to produce slippage, jeopardizes the life security of patient at situations such as causing airway stent to shift.
The utility model provides a kind of embodiment of rotation forces mechanism 6, and rotation forces mechanism 6 is including being hollow knot
Bolt bar 61 and sliding slot the control set 62 of structure, sliding slot control covers 62 sets in bolt bar 61, the side wall of sliding slot control set 62
On be provided with Z-type elongated slot 64, spiral grooves 65 are provided on the inner wall of bolt bar 61, slidably connect pin on Z-type elongated slot 64
Axis of a cylinder 66 is connected with the pin 67 for being stuck in spiral grooves 65 on pin axis 66；It is arranged on the lateral wall of bolt bar 61
There is circle type groove 63.
In the present invention, tapered step is provided on circlip set 43, circlip 44 is conical profile；Seal wire 7 passes through
Entire the utility model is worn, is penetrated from bolt bar 61, then is pierced by from Y type stand tube 3；It is connected on the outer wall of bracket adapter sleeve 23
There is fixed supported slab 26.
The utility model provides one embodiment, sliding slot control set 62 is cased with inside bolt bar 61, outside bolt bar 61
Week design has equidistant circle type groove 63, for increasing frictional force when holding, prevents from slipping, bolt bar 61 is axial to be
Hollow inner ring perforative from beginning to end, design has the spiral grooves 65 of 61 inner ring of winding screw handle on inner ring, and sliding slot control set 62 is
There are circumferentially step in hollow design, appearance profile front and back, carry out detent, sliding slot to it later for putting on bolt bar 61
Control 62 interludes of set are provided with two sections of corresponding Z-type elongated slots 64, and two sections of 64 positional relationships of Z-type elongated slot are sliding slot control 62 axis of set
The rotation of line 180 corresponds to, and is cased with pin axis 66 inside sliding slot control set 62, there is two pins 67 symmetrical above and below on pin axis 66,
The pin 67 of pin axis 66 can just pass through the Z-type elongated slot 64 of sliding slot control set 62 and be stuck in the spiral grooves of bolt bar 61
In 65, when bolt bar 61 is rotated relative to sliding slot control set 62 and pin axis 66, the pin 67 of pin axis 66 is stuck in spiral
In the spiral grooves 65 of handle 61, because sliding slot control set 62 does not follow bolt bar 61 to rotate, and the Z of sliding slot control set 62
Type elongated slot 64 play the guiding role to the pin 67 of pin axis 66, so pin axis 66 carries out axially under the rotation of bolt bar 61
The front end of displacement movement, sliding slot control set 62 has been fixedly and coaxially connected connecting pipe box 51, the side of being provided on 51 tube wall of connecting pipe box
Slot 53, square groove 53 are internally provided with the rack gear 56 that can be moved forward and backward, and symmetrical backplate 55 is provided at 53 outer long side of square groove, shield
The center of circle that plate 55 is provided with hobbing machine 54 is hinged, and hobbing machine 54 is the relationship engaged with rack gear 56, and 56 front end of rack gear is fixedly connected
There is an injection cannula 52, while 52 sets of injection cannula inside connecting pipe box 51, injection cannula 52 passes through the rotation band of hobbing machine 54
Carry-over bar 56 moves axially to drive the flexible of injection cannula 52, and connecting pipe box 51 are provided with the note separated in front position
Port 57 is penetrated, injection port 57 is angled to be fixedly connected with connecting pipe box 51, and 51 front end of connecting pipe box, which is coaxially connected with, stretches
The draw 41 is cased with outer tube sleeve 1 outside telescoping tube 41, circlip set 43 is provided on 1 lower end position of outer tube sleeve, it is solid that circlip covers 43 inner walls
Surely it is connected with circlip 44, circlip 44 is set as conical profile, and when 1 front end position of outer tube sleeve, circlip 44 can be stuck in flexible
Guan Shang, prevent outer tube sleeve 1, from moving forward, when outer tube sleeve 1 moves backward, circlip frustoconical bevel angle can not block telescoping tube,
Allowing outer tube sleeve 1 mobile to the back-end relative to telescoping tube, also can be set into, clip spring seat 42 is stamped in 43 lower section of circlip set,
It is cased with circlip 44 in outer tube sleeve between clip spring seat 42 and circlip set 43, when circlip set 43 is moved to clip spring seat 42, because of circlip
42 rear end clip spring seats of seat are set as the step with the conical surface close to the side of circlip 44, and when pressing clip spring seat 42, with cone
The step in face can jack up the taper of circlip 44, so that the card of circlip 44 is on the step of clip spring seat 42, because of circlip
Seat 42 is fixed on telescoping tube, and telescoping tube fixation can not move, so when circlip set 43 and outer tube sleeve 1 are moved to the card of clip spring seat 42
When tight, outer tube sleeve can not carry out telescopic moving relative to telescoping tube, and outer tube sleeve 1 is whole to be convexly curved, and outer tube sleeve 1 is bent interior
It is fixed with gas-guide tube 13 outside side pipe wall, gas-guide tube 13 axially extends at 1 front position of outer tube sleeve along outer tube sleeve 1, before outer tube sleeve 1
End is provided with the equally distributed inflating balloon 14 of a circle around tube wall, and each inflating balloon 14 is semielliptical type, adjacent inflation
It is communicated between sacculus 14 by tracheae 17,13 other end of gas-guide tube extends outer tube sleeve 1, and 13 other end of gas-guide tube is connected with ventilation
Connector 15,15 other end of ventilating joint are connected with inflation negative pressure ball 16, and inflation negative pressure ball 16 can be inflated inflating balloon 14
And deflation, inner tube set 2 is cased with inside telescoping tube 41, is internally provided with stent clamping mechanism 22 in the front position of telescoping tube 41,
23 rear end of bracket adapter sleeve be connected with cone arc bracket fixed end 25,23 outer wall of bracket adapter sleeve be evenly distributed with three groups or
Three groups or more of fixed supported slab 26, fixed supported slab 26 are withstood on the inner wall of bracket adapter sleeve 23, for solid to bracket adapter sleeve 23
The front end surface even circumferential distribution of fixed effect, bracket adapter sleeve 23 is fixedly connected with several elastic fastenings folder 24, elasticity
The steering of anchorage clip 24 extends to inside bracket adapter sleeve 23, extend to 23 interior section of bracket adapter sleeve be it is wavy, elasticity is tight
Admittedly pressing from both sides 24 wave portions has elasticity, there are gaps between 23 inside wavy section of bracket adapter sleeve and inner tube set 2, between being somebody's turn to do
For passing through when Y type 3 contraction state of stand tube, elastic fastening presss from both sides 24 wave portions and plays clamping action, inner tube to inner tube set 2 gap
Set 2 is internally provided with two lumens, is cased with two wire leading pipes respectively, is cased with branch casing 21 respectively on two wire leading pipes, each
It is provided with stent clamping mechanism 22 on branch casing 21 to be connected to the Liang Ge branch of Y type stand tube 3 thereon, main road branch
End is respectively and fixedly provided with bullet-headed bracket adapter sleeve end to frame adapter sleeve 23 in the opposite direction with branch bracket adapter sleeve, for drawing
The contraction for leading bracket, which steps up plug, puts and conveniently opens folding valve, and outer tube sleeve front end, which is fixedly connected, is provided with folding valve 1, while seal wire
The end for managing corresponding branch bracket adapter sleeve front end is extended and is fixedly connected with branch bracket adapter sleeve end, so that
The mobile of wire leading pipe can drive branch bracket adapter sleeve mobile, and folding valve 11 is the elliptoid root connection one of two a quarters
The medical silica-gel film of the retractable closure of body has plasticity and elasticity, will form half rugby when opening and closing valve closure
Shape, and opening and closing its vertical cross-section when valve is closed is ellipticity, one end is shorter, and another vertical one end is longer, this similar two/
Designing for one rugby can play the ellipse of the short another vertical end length of guiding function while section one end convenient for folding valve in closure
The chamfered shape of coincided with human body glottis is capable of in circle setting, reduces the wound when device enters glottis to glottis to the full extent
Evil.Simultaneously during folding valve closed state device enters lumen inside by glottis, in drawing for closed state folding valve
It leads under protection, the obstruction because extraneous will not occur for the wire leading pipe of two branch roads and corresponding branch bracket adapter sleeve part
And occur angulation change or two branches wire leading pipe be distorted mutual knotting the case where, avoid one in surgical procedure
A little unnecessary troubles, if opening and closing valve under the action of natural resiliency without external force after opening and closing valve 11 and opening can independently close
It closes, the front end of the clamp system of the stent clamping mechanism of branch road is connected with the bracket fixed end of cone arc, branched portion
Branch casing, bracket fixing end of the branch casing from the bracket tightening casing front end of branched portion are connected with inside holder fixing mechanism
Head extends, and inner tube set and branch inside pipe casing are cased with seal wire 7, and 7 one sections of seal wire are extended out of branch casing, and the other end is from spiral shell
Extend rotation 61 rear end of handle；When needing to perform the operation, valve 11 is opened and closed at this time and is in closed state, inflating balloon 14 is in unaerated
State under the guidance of closed state folding valve 11, and works as folding valve 11 in the closure state, the circlip in outer tube sleeve 1
Set 43 is above 41 clip spring seat 42 of telescoping tube and has a distance, and 1 front end portion of outer tube sleeve is fed through pipe by patient's glottis
Chamber designated position, pressing inflation negative pressure ball 16, gas by inflation negative pressure ball 16 enter gas-guide tube 13, then by gas-guide tube 13 into
In air entering flue, finally by air flue Uniform Flow into each inflating balloon 14, when inflating balloon 14 is filled, inflating balloon 14 blocks
The firmly lumen of position grasps outer tube sleeve 1 by bottom so that the front end of stent delivery system is fixed in lumen at this time
It sets, pulls back outer tube sleeve 1, so that outer tube sleeve 1 is moved backward relative to telescoping tube 41, so that the folding valve of 1 front end of outer tube sleeve
11 are opened by the bracket adapter sleeve of branch, continue to pull back outer tube sleeve 1, and the folding valve 11 of outer tube sleeve 1 is opened by telescoping tube 41,
So that the bracket adapter sleeve of branch is exposed to outside telescoping tube 1, when the circlip 44 for pulling outer tube sleeve 1 to cover inside 43 up to circlip blocks
When on clip spring seat 42, the folding valve 11 of 1 front end of outer tube sleeve lacks outer tube sleeve 1 at this time completely and opens and closes the constraint of valve 11, and two
The bracket adapter sleeve of a branch separates naturally, and the bracket adapter sleeve of two branches, which is adjusted angle, makes it each refer to corresponding branch
Road lumen rotates bolt bar 61, and bolt bar 61 is rotated relative to connecting sleeve, in the spiral grooves 65 of bolt bar inner wall
Under acting on the Z-type elongated slot 64 of sliding slot control set, pin axis 66 follows pin 67 thereon to carry out the axis for controlling set 62 along the chute
To movement, connecting sleeve 51 follows pin axis 66 to do same movement, because connecting sleeve 51 is fixedly connected with inner tube set 2 and rack gear
56, so connecting sleeve 51 drives inner tube set 2 to move forward, inner tube set 2 drives the bracket adapter sleeve of wire leading pipe 13 and branch
23 synchronous forward movements, the bracket adapter sleeve of two branches is respectively enterd to corresponding branch lumen at this time, because of branch bracket
Eight elastic fastening folders 24 are greater than the friction of four elastic fastenings folder 24 inside main road bracket adapter sleeve altogether inside adapter sleeve
Resistance, so that following inner tube set by the Y type bracket 3 that main road bracket adapter sleeve 23 and the constraint of branch bracket adapter sleeve clamp at this time
2 move forward, and are slowly detached from the bracket adapter sleeve 23 of main road, when Y type bracket 3 is soon detached from the bracket adapter sleeve 23 of main road,
Finger roll hobbing machine 54, because rack gear 56 is fixedly connected with injection cannula 52,54 couples of mobile Y of finger roll hobbing machine at this time
Type bracket 3 carries out accurate adjustment section, and hobbing machine 54 drives injection cannula 52 mobile, and injection cannula 52 drives inner tube set 2,2 band of inner tube set
Dynamic Y type bracket 3 is slowly detached from from the bracket adapter sleeve 23 of main road, when Y type bracket 3 completely disengages the bracket fastening of main road
When covering 23, the 3 main road demi-inflation of Y type bracket is opened, and swelling corresponds to main road luminal part and 3 main road part of Y type bracket is fixed
In corresponding main road luminal part, the two of Y type bracket 3 branched portion also fetters tightening in the bracket adapter sleeve of branch at this time
In elastic fastening folder, hand push moves two wire leading pipes that 61 bottom end of bolt bar is stretched out at this time, so that wire leading pipe is inside inner tube set 2
It moves axially forward, because wire leading pipe is fixedly connected with the bracket adapter sleeve 23 of branch, wire leading pipe band when pushing wire leading pipe
The bracket adapter sleeve 23 of branch on dynamic corresponding wire leading pipe moves forward because 3 main road part of Y type bracket on main road lumen
It is fixed through swelling, so Y type bracket 3 is fixed when branch bracket adapter sleeve moves forward, the branch of Y type bracket 3 at this time
Part is slowly detached from its corresponding branch bracket adapter sleeve 23, continues hand push and moves wire leading pipe, when the branched portion of Y type bracket 3 is complete
When the bracket adapter sleeve 23 of total detachment branch, the branched portion of bracket is expanded, and swelling corresponds to branch luminal part and makes Y type
3 branched portion of bracket is fixed on corresponding branch luminal part, and Y type bracket 3 is fully expanded and is fixed on corresponding pipe at this time
On chamber position, bolt bar 61 is rotated backward at this time, so that the bracket adapter sleeve 23 of branch leads to as inner tube set 1 is to after-contraction
16 ball of gas overcharging negative pressure releases gas, so that gas is discharged in inflating balloon 14, apparatus system is taken out from internal.
The specifically course of work: when the work is required, bolt bar 61 is rotated, bolt bar 61 is relative to connecting pipe box 51
Rotation, in the case where the Z-type elongated slot 64 of spiral grooves 65 and sliding slot the control set 62 of 61 inner wall of bolt bar acts on, pin axis 66 is followed
Pin 67 thereon carries out the axial movement of control set 62 along the chute, and connecting pipe box 51 follow pin axis 66 to do same movement, when
When connecting pipe box 51 are adjusted to suitable length, hobbing machine 54 is rotated, hobbing machine 54 is with carry-over bar 56 and axial movement of driving in the wrong direction, tooth
Item 56 drives injection cannula 52 to carry out axial stretching movement, when injection cannula 52 is adjusted to suitable position, 1 front end of outer tube sleeve
Folding valve 11 be in closed state, the inner tube set 2 of 1 front end portion of outer tube sleeve and branch casing and stent clamping mechanism at this time
22 all shrink in outer tube sleeve 1 and folding valve 11, and the stent clamping mechanism 22 of 2 periphery of inner tube set is shunk in telescoping tube 41 in fact
In, the stent clamping mechanism of branch is shunk in folding valve 11, and the supervisor of Y type stand tube 3 and two branch pipes are added respectively at this time
Tightly in the wave elastic clip of three stent clamping mechanisms, outer tube sleeve 1 is stretched at Y type air flue, jacks up clip spring seat 42, so that
Circlip 44 be detached from telescoping tube 41, outer tube sleeve 1 is pulled back along 41 direction of telescoping tube, telescoping tube 41 relative to outer tube sleeve 1 forward
It stretches out, the stent clamping mechanism of branch is opened valve 11 is opened and closed, while inwardly conveying inner tube set 2, folding valve 11 prop up after being opened
Road casing and stent clamping mechanism thereon separate naturally, and two branches are respectively protruding into two branch airway, are pulled back at this time
Dynamic telescoping tube 41, telescoping tube 41 are fixedly connected with the stent clamping mechanism 22 of 2 periphery of inner tube set, at this time the branch of 2 periphery of inner tube set
Frame clamp system 22 follows telescoping tube 41 to move backward, while internally conveying inner tube set 2, and branch casing follows inner tube set inside
Portion conveying, the clamp system of branch follow branch casing to branch airway convey, at this time the stent clamping mechanism inside main airway and
Stent clamping inside branch airway is inter-agency away from increase, and the stent clamping mechanism of the disengaging of Y type stand tube 3 at this time enters in Y type air flue,
Y type bracket switchs to swelling state by contraction state and props up Y type air flue, at this time extracts stent delivery system out of air flue out, Y type branch
The conveying of frame pipe 3 finishes.
If had in reality patient can not using conveying by the way of place bracket in the case where, operation can become outstanding
It is complicated, and may generate some unnecessary risk because of the complexity for placing bracket, in order to solve this problem,
The utility model uses second scheme, such as figure Figure 16, Figure 17, Figure 18, Figure 19, Figure 20, Figure 21, Figure 22, Figure 23 and Figure 24
It is shown: to be connected on the outside of the branch of the Y type stand tube 3 of the utility model and tighten cutting pipe 31, tightened and be arranged on cutting pipe 31
There is notch 32, tightens silk 33 and be stuck on notch 32 and pinion Y type stand tube 3, it is adjacent to tighten silk 33 and connected by tightening connecting filament 34.
Silk 33 is tightened in order to preferably cut off, tightens and is provided with cutting bar 35 on cutting pipe 31, the head of cutting bar 35 is set
It is equipped with for cutting off the cutting cutting edge 36 for tightening silk 33；That is, when the patient encountered needs to place the lumen of backing positions
It not can be carried out conveying, rotation bolt bar and manual feed wire leading pipe just cannot be taken to make branch bracket adapter sleeve phase at this time
The mode that structure is fed forward is closed, just needs that wire leading pipe front end is fixedly connected with to the bracket adapter sleeve phase of branch using this scheme
It closes structure to remove, branch road only retains wire leading pipe and seal wire for the structure of the first scheme, at this time still using the on main road
Main road bracket adapter sleeve and the elastic fastening folder of one scheme carry out the main road part of Y type bracket to tighten clamping, Y type bracket
The outside of 3 two branched portions, which is close to be placed with, tightens cutting pipe 31, tightens the length position of the corresponding Y type bracket 3 of cutting pipe 31
Set be uniformly arranged there are three or three or more notches 32, and notch 32 is vertical relative to cutting 31 axial direction of pipe is tightened
Setting, notch 32, which is all set in, tightens 31 one end of outside towards lumen of cutting pipe, on 32 position of notch for tightening cutting pipe 31
It is provided with Y type bracket 3 and tightens silk 33, tightened silk 33 and Y type bracket 3 is tightened and bound together with cutting pipe 31 is tightened, tighten
Cutting off inside pipe 31 is hollow setting, tightens cutting 31 hollow interior of pipe and is provided with cutting bar 35, cutting 35 front end of bar is inflection U
Type setting, and the inflection direction of cutting bar 35, towards lumen side, the U-shaped inside of inflection is fixed with cutting cutting edge 36, cuts off cutting edge 36
For V-type cutting edge, V-type cutting edge linearly narrows from opening to bottom, because the inflection direction of cutting bar 35 makes towards lumen side
36 face of cutting edge must be cut off perpendicular to 32 face of notch so that the Y type bracket 3 tightened and tighten cutting pipe 31 tighten silk 33 just with
V-type cutting edge 36 is vertical, so that the bottom for cutting off V-type cutting edge when tightening silk 33 can smoothly cut off and tighten silk 33, tightens cutting pipe
31 interior hollow cross-section is the U-shaped oblong hollow section of cutting bar that coincide, so that cutting bar 35 is tightening 31 sky of cutting pipe
Interior portion will not be distorted and turn to when mobile, can vertically cut off always and tighten silk.In the notch 32 for tightening cutting pipe 31
Locate it is adjacent tighten to be fixedly connected between silk 33 tighten connecting filament 34, tighten connecting filament 34 be always positioned at tighten cutting pipe 31 sky
Interior portion, tighten connecting filament 34 by same branch road tighten silk 33 be sequentially connected and from tighten cutting 31 rear end of pipe extend,
It tightens cutting pipe 31 and extends with the rear end for cutting off bar 35 from the rear end of bolt bar 61.When being performed the operation, when beginning
Apparatus system is sent into internal designated position to keep strokes with first scheme with the fixation of inflating balloon 14, when apparatus system reaches
When designated position, cutting bar 35 is pulled back, cutting bar 35 is tightening the hollow interior axial direction that cutting 31 section of pipe is oblong
It moves backward, cuts off bar 35 in the process of moving and successively cut off and tightens silk 33, when what Y type bracket 3 tightened binding tightens silk 33
When starting to be cut off, 3 branch of Y type bracket, which is freed one's minds, to be started to expand, when what Y type bracket 3 tightened binding tightens the quilt completely of silk 33
After cutting, branch lumen swelling of 3 branch of Y type bracket at place is fixed, because that tightens the connection above silk 33 tightens connection
Silk 33 tighten cutting 31 hollow interior of pipe extend always tighten cutting pipe 31, from tighten cutting 31 rear end of pipe pull the company of tightening
Connecting filament 34 will be tightened from cutting 31 hollow interior of pipe pull-out is tightened by connecing silk 34, then be pulled back and tightened cutting pipe 31, tighten
Cut off pipe 31 from 3 branched portion of Y row bracket is pulled out between 3 branched portion of Y type bracket and lumen backward, at this time Y type bracket 3 with
Lumen is fixed, and apparatus system is pulled back, and the main road part of Y type bracket 3 is slowly detached from from the bracket adapter sleeve 23 of main road straight
To complete release, after the main road part of Y type bracket 3 discharges completely, the expansion swelling completely of Y type bracket 3 is fixed on lumen, so
Afterwards from internal withdrawing device system.
In the present invention, the bracket adapter sleeve front end of stent clamping mechanism 22 is provided with four groups of bendings of circle distribution
To the waveform elastic clip inside bracket adapter sleeve, end is provided with the bracket adapter sleeve of main road and branch in the opposite direction respectively
Bullet-headed bracket adapter sleeve end, the contraction for guide support, which steps up plug, puts and conveniently opens folding valve 11.
1 tube wall of outer tube sleeve is provided with the inflating balloon 14 that a circle is uniformly distributed several groups, each inflating balloon 14 is half
Spheroid shape is communicated by tracheae 17 between adjacent inflating balloon 14, so that inflating balloon 14 is full blocked when
Gap elder sister's maximum possible between inflating balloon 14 reduces, and does not have gas towards tube wall direction is directed toward, so that gas fills
It is full of more rapidly, barrier effect is more significant；13 other end of gas-guide tube is connected with inflation negative pressure ball 16 by ventilating joint 15, fills
Gas negative pressure ball 16 can quickly can be inflated inflating balloon 14 than syringe, and avoid and filled using syringe
Gas complex steps need to occupy both hands and are operated.
Circlip set 43 is provided on 1 lower end position of outer tube sleeve, clip spring seat 42 is stamped in 43 lower section of circlip set, clip spring seat 42 with
Circlip 44 is cased in outer tube sleeve between circlip set 43, and circlip 44 is set as conical profile, so that can be with during operation
When telescopic moving is carried out to outer tube sleeve 1 and telescoping tube 41 and hovers immediately self-locking, facilitate attending physician at any time to the degree for the treatment of
Control.
It is fixedly connected in 1 front end of outer tube sleeve and is provided with folding valve 11, folding valve 11 is the root of two a quarter ellipsoids
The medical silica-gel film for the retractable closure that portion is integrally connected has elasticity, and when closing, it is ellipse that 11 liang of valve hes of folding valve close up composition
It is spherical can be to air flue at guiding role, outer tube sleeve and the mechanism of inside are directed in air flue under the action of accidentally injuring air flue, again
It can play a protective role to its internal mechanism, when folding valve is opened automatically, globoidal structure will not damage air flue again.
Hobbing machine 54 is provided in connecting sleeve 51, connecting sleeve 51 is hollow to be internally provided with rack gear 56 and hobbing machine 54
Engagement, 56 front end of rack gear are fixedly connected with injection cannula 52, roll hobbing machine 54 and are adjustable injection cannula 52 in connecting sleeve 51
In stroke.
In the present invention, 61 inner wall of bolt bar designs for spiral grooves, the sliding slot control inside bolt bar 61
It covers 62 interludes and is provided with two sections of Z-type elongated slots 64, two sections of 64 positional relationships of Z-type elongated slot are the sliding slot control set rotation pair of axis 180
It answers, is cased with pin axis 66 inside sliding slot control set 62, rotates bolt bar 61, the stroke of telescoping tube 41 can be controlled, so that
It can be finely tuned in terms of length.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of novel controllable inverted Y-shaped airway stent conveying device, which is characterized in that including outer tube sleeve, be arranged in the outer tube
The Y type stand tube of inner tube set and said inner tube set connection in set, the telescopic machine for making said inner tube set progress stretching motion
Structure and casing translation mechanism for moving the telescoping mechanism；The end of the outer tube sleeve is provided with openable and closes
The folding valve closed, the Y type stand tube are in the outer tube sleeve.
2. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 1, which is characterized in that further include
The rotation forces mechanism for moving described sleeve pipe translation mechanism.
3. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 2, which is characterized in that in described
Branch casing is socketed in pipe sleeve, the branch casing is connected to the Y type stand tube.
4. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 3, which is characterized in that in described
Be provided in pipe sleeve for clamp said inner tube set stent clamping mechanism, the stent clamping mechanism include bracket adapter sleeve and
The inner wall for being connected to the bracket adapter sleeve is used to clamp the elastic fastening folder of said inner tube set, the front end of the bracket adapter sleeve
It is provided with and covers upper bracket fixed end for being socketed in said inner tube.
5. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 1 or 4, which is characterized in that described
Inflation mechanism is connected in outer tube sleeve, the inflation mechanism includes the gas-guide tube being connected on the outer wall of the outer tube sleeve, connection
The inflating balloon of the end of the outer tube sleeve, ventilating joint and inflation negative pressure ball, the both ends of the gas-guide tube respectively with it is described
Inflating balloon, ventilating joint connection, the ventilating joint are connected to the inflation negative pressure ball.
6. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 1, which is characterized in that described to stretch
Contracting mechanism includes the telescoping tube connecting with the outer tube sleeve, the clip spring seat connecting with the outer tube sleeve, connect with the telescoping tube
Circlip set, the clip spring seat and the circlip set between be provided with circlip.
7. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 6, which is characterized in that the set
Pipe translation mechanism includes connecting pipe box and injection cannula, and square groove is provided in the connecting pipe box, and hobbing machine is connected by backplate
In the connecting pipe box, the hobbing machine passes through the square groove and engages connection, institute with the rack gear in the connecting pipe box
It states rack gear to connect with one end of the injection cannula, the injection cannula is connect with the telescoping tube.
8. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 2, which is characterized in that the rotation
Turning pushing mechanism includes the bolt bar and sliding slot control set for being hollow structure, and the sliding slot control is covered in the spiral handle
In hand, it is provided with Z-type elongated slot on the side wall of the sliding slot control set, is provided with spiral grooves on the inner wall of the bolt bar,
Pin axis is slidably connected on the Z-type elongated slot, and the pin for being stuck in the spiral grooves is connected on the pin axis.
9. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 1, which is characterized in that the Y type
Be connected on the outside of the branch of stand tube and tighten cutting pipe, described tighten is provided with notch on cutting pipe, tighten silk be stuck in it is described
The Y type stand tube is pinioned on notch, adjacent silk of tightening is by tightening connecting filament connection.
10. the novel controllable inverted Y-shaped airway stent conveying device of one kind according to claim 9, which is characterized in that the beam
Cutting bar is provided on tight cutting pipe, the head of the cutting bar is provided with for cutting off the cutting cutting edge for tightening silk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701585.3U CN209220589U (en) | 2018-05-11 | 2018-05-11 | A kind of novel controllable inverted Y-shaped airway stent conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701585.3U CN209220589U (en) | 2018-05-11 | 2018-05-11 | A kind of novel controllable inverted Y-shaped airway stent conveying device |
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| Publication Number | Publication Date |
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| CN209220589U true CN209220589U (en) | 2019-08-09 |
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| CN201820701585.3U Expired - Fee Related CN209220589U (en) | 2018-05-11 | 2018-05-11 | A kind of novel controllable inverted Y-shaped airway stent conveying device |
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| CN (1) | CN209220589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392298A (en) * | 2018-05-11 | 2018-08-14 | 郑州大学第附属医院 | A kind of novel controllable inverted Y-shaped airway stent conveying device |
| CN112233519A (en) * | 2020-10-28 | 2021-01-15 | 李泓胜 | Paronychia treatment teaching device and teaching method thereof |
-
2018
- 2018-05-11 CN CN201820701585.3U patent/CN209220589U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108392298A (en) * | 2018-05-11 | 2018-08-14 | 郑州大学第附属医院 | A kind of novel controllable inverted Y-shaped airway stent conveying device |
| CN108392298B (en) * | 2018-05-11 | 2024-01-30 | 郑州大学第一附属医院 | Controllable inverted Y-shaped airway support conveying device |
| CN112233519A (en) * | 2020-10-28 | 2021-01-15 | 李泓胜 | Paronychia treatment teaching device and teaching method thereof |
| CN112233519B (en) * | 2020-10-28 | 2023-12-15 | 江苏峰云慧能源贸易有限公司 | Paronychia treatment teaching device and teaching method thereof |
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