CN108378962A - A kind of liver Y types stent conveying device and conveying installation method - Google Patents
A kind of liver Y types stent conveying device and conveying installation method Download PDFInfo
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- CN108378962A CN108378962A CN201810293349.7A CN201810293349A CN108378962A CN 108378962 A CN108378962 A CN 108378962A CN 201810293349 A CN201810293349 A CN 201810293349A CN 108378962 A CN108378962 A CN 108378962A
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- Prior art keywords
- conduit
- conehead
- guide line
- wire
- guiding
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/954—Instruments specially adapted for placement or removal of stents or stent-grafts for placing stents or stent-grafts in a bifurcation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The present invention relates to medical instruments fields,More particularly to a kind of liver Y types stent conveying device and conveying installation method,Guiding tube is stretched into the first conduit,Then operation guide pipe stretches out guiding conehead from the first gap of the first conduit,It operates and is mounted on after delivery pipe discharges guide line conehead on guiding conehead,Guide line conehead is contracted to by the first gap in the first conduit by control guiding tube,The guiding tube of first catheter interior drives guide line conehead to withdraw from vitro,Guide line group spreads all over to left common hepatic duct from right common hepatic duct up to completing winding displacement in vitro at this time,It is mounted on after Y types holder is tightened later in the second conduit and guide line group passes through the second gap,Pull holder pulls wire that Y type holders are drawn to designated position,And pass through the first seal wire,Second seal wire carries out strutting guiding to Y types holder,Pulling is tightened bracing wire and is discharged to Y type holders,Complete the conveying installation of Y type holders,The technical barrier of placement can not be facilitated by solving Y types holder in the prior art.
Description
Technical field
The present invention relates to medical instruments fields, are installed in particular to a kind of liver Y types stent conveying device and conveying
Method.
Background technology
Hilar cholangiocarcinoma（hilar cholangiocarcinoma）Refer to being happened at left common hepatic duct, right common hepatic duct, left and right
The cancer of common hepatic duct furcation and ductuli hepaticus communis epimere.The Clinical symptoms of such tumour is described in detail in nineteen sixty-five by Klaskin, therefore often
Referred to as Klaskin tumors.It is reported that Klaskin tumors account for about the 58%~75% of cholangiocarcinoma.Because tumor location is hidden, early stage
It diagnoses extremely difficult, is often misdiagnosed as catarrhal jaundice, patient is mostly with progressive yellow subcutaneous ulcer with becoming thin as main main clinical manifestation
And go to a doctor, and when Most patients are medical has been late period.The treatment means of Treatment of Malignant Hilar Biliary Obstruction are limited at present, surgery root
The property controlled or expanded resection are unique recoverable therapeutic modalities, but since knub position is deep, surrounding anatomic is complicated and tumor-infiltrated
Etc. factors patient lose surgical radical treatment cutting opportunity, tumour overall operation resection rate is still relatively low, or even connects Palliative courage intestines sometimes
Anastomosis operation can not also carry out.And even if operation, the probability of postoperative generation liver failure and tumor recurrence is still larger, long term effect
Fruit is undesirable, and 5 years survival rates are 5% or less.
For can not surgical resection obstruction of bile duct patient, biliary tract rack implantation is No operation palliative therapy
Preferred option, after stenter to implant can the symptoms such as rapid reduction of patient yellow subcutaneous ulcer, pain, itch, prevent cholangitis and cholestasis
Property liver failure.Due to tumor invading bilateral biliary tract and the trident mouth structure of choledochus, in order to realize that Y types supporting structure is domestic
Back-to-back technology is mainly used outside（side by side）Or holder Stent technique（stent in stent）To realize.The back of the body
Backrest technology is to use two tubular brackets（Diameter 8mm）Respectively through left and right bile duct puncture, the two parallelly distribute in choledochus,
Since choledochus is normally 8mm, interacts between two holders and sent out situations such as influencing stent expansion, be easy to cause cholangitis
It is raw.Holder Stent technique is respectively through bilateral bile duct puncture, wherein being passed through in mesh of one piece of holder through other one piece of holder
It goes, and partly overlaps in choledochus and constitute y-type structure, but holder is easy to cause again due to blocking of stent wire etc.
Narrow generation, and once occur to block again, successive treatment is very intractable.There is integrated Y types holder on the market at present, but does not have
Integrated Y types holder release device.How the Y type holders for meeting hepatic hilar region trident mouth structure to be placed in bile ducts in portal region still
It is a clinical problem.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of conveyings of the liver Y type holders of installation convenient to carry out
Device and conveying installation method.
The purpose of the present invention is what is be achieved through the following technical solutions：
According to an aspect of the present invention, a kind of liver Y type stent conveying devices are provided, including：First conduit, draws guiding tube
Conducting wire conehead, guide line group, delivery pipe, the second conduit, second tighten bracing wire, the first seal wire, the first tightening ring, the second tightening
Ring, third tightening ring；Guiding tube is offered on the first conduit in two folding shapes and in the first conduit convenient for the one of guiding tube
The first gap that end is stretched out is provided with guiding conehead on the one end of guiding tube, and guide line group connect with guide line conehead, draws
Conducting wire conehead is movably arranged in delivery pipe and is mounted on guiding conehead after delivery pipe operation can discharge guide line conehead；
Guide line group tightens bracing wire including first, the second seal wire, holder pulls wire, third tighten bracing wire, the first tightening ring, second
Tightening ring, third tightening ring are separately positioned in the lower port, left port, right output port of Y type holders, and first tightens bracing wire, second
Tighten bracing wire and third tighten bracing wire connect respectively with the first tightening ring, the second tightening ring, third tightening ring for lower port,
Left port and right output port pull and tighten or discharge, and the one end of holder pulls wire, which is mounted in right output port, to be used for Y type branch
Frame is drawn to designated position, and the first seal wire is run through in left port and lower port, and the second seal wire is run through in left port and right output port, the
The second gap for reaching the second end of conduit is offered on two conduits, Y type holders are mounted in the second conduit and are guided after tightening
Line group passes through the second gap；
It pulls holder pulls wire that Y type holders are drawn to behind designated position to remove the second conduit, and passes through the first seal wire, second
Seal wire strut guiding to Y types holder, pulls first tighten bracing wire, second tighten bracing wire and third tightens bracing wire to Y type branch
Frame is discharged, and taking-up guide line group, the second conduit, second tighten bracing wire, the first seal wire, the first tightening ring, the second tightening ring
The conveying installation of Y type holders is completed afterwards.
Further, guiding conehead includes conical section, and conical cavity is offered on guide line conehead, and guide line conehead is logical
It crosses conical cavity and houses conical section on guiding conehead.
Further, guiding conehead further includes the screens slot section being connect with conical section, and screens slot is offered in screens slot section,
Screens shrapnel is provided on conical cavity, screens shell fragment buckle is in screens slot when conical cavity houses conical section.
Further, guide line conehead includes conical head, and delivery pipe includes conveying clamp, operation lines, operating side and work
Moved end head offers accommodating conical cavity in delivery pipe, and movable end is clamped on conveying clamp, and conveying clamp, movable end setting exist
In accommodating conical cavity, the both ends of operation lines are separately connected movable end, operating side, and guide line conehead is further opened with clip slot, guiding
Accommodating conical cavity houses conical head when line conehead is mounted on delivery pipe and conveying clamp is buckled in clip slot, and delivery pipe passes through operating side
Pull operation line struts conveying clamp by movable end and discharges guide line conehead.
Further, guiding tube leading portion turns round bending in 180 degree, rotating part and non-rotating part on guiding tube leading portion
Between it is fixed and with the elasticity for being separated from each other outer support.
Further, the first gap is oval gap.
Further, the first tightening ring, the second tightening ring, third tightening ring are spiral elasticity tightening ring.
Further, the one end of holder pulls wire is provided with taper round end, and taper round end is mounted in right output port.
Further, the first conduit, the second conduit are two folding shapes, and bending part angle is obtuse angle.
According to another aspect of the present invention, a kind of liver Y type branch using above-mentioned liver Y type stent conveying devices is provided
Frame conveys installation method, includes the following steps：
First conduit is stretched into from left common hepatic duct in liver, and is stretched out from ductuli hepaticus communis, by the guiding tube of two folding shapes from left common hepatic duct
It stretches into the first conduit, then operation guide pipe stretches out guiding conehead to right common hepatic duct from the first gap of the first conduit；
It operates after delivery pipe discharges guide line conehead and is mounted on guiding conehead in right common hepatic duct, delivery pipe is removed from right common hepatic duct
Go out external；
Guide line conehead is contracted to by the first gap in the first conduit by control guiding tube, by the first conduit from left common hepatic duct original road
Withdraw from external, the guiding tube of the first catheter interior drives guide line conehead to be withdrawn from vitro from left common hepatic duct, and guide line group is from the right side at this time
Common hepatic duct spreads all over to left common hepatic duct until external；
Y type holders are mounted on after tightening in the second conduit and guide line group passes through the second gap；Second conduit is stretched from left common hepatic duct
Enter in liver, and is stretched out from ductuli hepaticus communis；
It pulls holder pulls wire that Y type holders are drawn to behind designated position to withdraw from the second conduit in vitro from left common hepatic duct original road, draw
Dynamic first seal wire, the second seal wire strut guiding to Y types holder, and pulling first tightens bracing wire, second tightens bracing wire and the
Three beams strains at line and is discharged to Y type holders, and taking-up guide line group, the second conduit, second tighten bracing wire, the first seal wire, first
The conveying installation of Y type holders is completed after tightening ring, the second tightening ring.
In liver Y types stent conveying device and liver Y type holders the conveying installation method of the present invention, first by two folding shapes
Guiding tube stretches into the first conduit, and then operation guide pipe stretches out guiding conehead, operation conveying from the first gap of the first conduit
Pipe is mounted on after discharging guide line conehead on guiding conehead, and guide line conehead is contracted to by control guiding tube by the first gap
In first conduit, the guiding tube of the first catheter interior drives guide line conehead to withdraw from vitro, and guide line group is from right common hepatic duct time at this time
Cloth is mounted in the second conduit after Y types holder is tightened later to left common hepatic duct until external complete winding displacement and guide line group passes through the
Two gap pull holder pulls wire that Y type holders are drawn to designated position, and by the first seal wire, the second seal wire to Y type holders
Strut guiding, pulls first tighten bracing wire, second tighten bracing wire and third is tightened bracing wire and discharged to Y type holders, take
Go out after redundant structure part to complete the conveying installation of Y type holders, it is simple to operate, it is easily installed implementation, solves the prior art
Middle Y types holder can not facilitate the technical barrier of placement.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Structure chart when Fig. 1 is liver Y types stent conveying device state 1 of the present invention；
Fig. 2 is the stereogram of structure shown in Fig. 1；
Structure chart when Fig. 3 is liver Y types stent conveying device state 2 of the present invention；
Fig. 4 is the structure chart that conehead is guided in liver Y type stent conveying devices of the present invention；
Fig. 5 is the structure chart of guide line conehead in liver Y type stent conveying devices of the present invention；
Fig. 6 is the structure chart of delivery pipe in liver Y type stent conveying devices of the present invention；
Fig. 7 is structure chart when guiding conehead not connected with delivery pipe in liver Y type stent conveying devices of the present invention；
Fig. 8 is structure chart when guiding conehead to be connect with delivery pipe in liver Y type stent conveying devices of the present invention；
Structure chart when Fig. 9 is liver Y types stent conveying device state 3 of the present invention；
Structure chart when Figure 10 is liver Y types stent conveying device state 4 of the present invention；
Structure chart when Figure 11 is liver Y types stent conveying device state 5 of the present invention；
Structure chart when Figure 12 is liver Y types stent conveying device state 6 of the present invention；
Figure 13 is the structure chart of Y type holders in liver Y type stent conveying devices of the present invention；
Figure 14 is the internal structure chart of Y type holders in liver Y type stent conveying devices of the present invention；
Structure chart when Figure 15 is liver Y types stent conveying device state 7 of the present invention；
Figure 16 is the local structural graph of Figure 15；
Structure chart when Figure 17 is liver Y types stent conveying device state 8 of the present invention；
Figure 18 is the local structural graph of Figure 17；
Structure chart when Figure 19 is liver Y types stent conveying device state 9 of the present invention；
Figure 20 is the local structural graph of Figure 19；
Structure chart when Figure 21 is liver Y types stent conveying device state 10 of the present invention；
Structure chart when Figure 22 is liver Y types stent conveying device state 11 of the present invention；
Wherein reference numeral is：1, the first conduit；2, guiding tube；3, guide line conehead；4, guide line group；5, delivery pipe；6,
Two conduits；7, second bracing wire is tightened；8, the first seal wire；9, the first tightening ring；10, the second tightening ring；11, third tightening ring；12、
First gap；13, conehead is guided；14, first bracing wire is tightened；15, the second seal wire；16, holder pulls wire；17, third tightens drawing
Line；18, Y types holder；19, the second gap；20, conical section；21, conical cavity；22, screens slot section；23, screens slot；24, screens
Shrapnel；25, conical head；26, conveying clamp；27, operation lines；28, operating side；29, movable end；30, conical cavity；31, clip slot；
32, taper round end；33, left common hepatic duct；34, right common hepatic duct；35, ductuli hepaticus communis；36, liver.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects
It encloses.
As shown in Fig. 1 to 22, a kind of liver Y type stent conveying devices of the embodiment of the present invention, including：First conduit 1 draws
Conduit 2, guide line conehead 3, guide line group 4, delivery pipe 5, the second conduit 6, second tighten bracing wire 7, the first seal wire 8, first receipts
Tight ring 9, the second tightening ring 10, third tightening ring 11；Guiding tube 2 is in two folding shapes and in the first conduit 1, the first conduit 1
On offer the first gap 12 of one end stretching convenient for guiding tube 2, be provided with guiding conehead on the one end of guiding tube 2
13, guide line group 4 is connect with guide line conehead 3, and guide line conehead 3 is movably arranged in delivery pipe 5 and can through the operation of delivery pipe 5
It is mounted on after guide line conehead 3 is discharged on guiding conehead 13；
Guide line group 4 tightens bracing wire 14 including first, the second seal wire 15, holder pulls wire 16, third tighten bracing wire 17, and first receives
Tight ring 9, the second tightening ring 10, third tightening ring 11 are separately positioned in the lower port, left port, right output port of Y types holder 18, the
It is a branch of strain at line 14, second tighten bracing wire 7 and third tighten bracing wire 17 respectively with the first tightening ring 9, the second tightening ring 10, third
The connection of tightening ring 11 is tightened or is discharged, one end of holder pulls wire 16 for lower port, left port and right output port pull
Portion, which is mounted in right output port, to be used to Y types holder 18 being drawn to designated position, runs through the first seal wire 8 in left port and lower port,
Run through the second seal wire 15 in left port and right output port, the second gap for reaching 6 end of the second conduit is offered on the second conduit 6
19, Y type holders 18 are mounted on after tightening in the second conduit 6 and guide line group 4 passes through the second gap 19；
It pulls holder pulls wire 16 that Y types holder 18 is drawn to behind designated position to remove the second conduit 6, and passes through the first seal wire
8, the second seal wire 15 strut guiding to Y types holder 18, pulls first tighten bracing wire 14, second tighten bracing wire 7 and third beam
Line 17 is strained to discharge Y types holder 18, take out guide line group 4, the second conduit 6, second tighten bracing wire 7, the first seal wire 8,
The conveying installation of Y types holder 18 is completed after first tightening ring 9, the second tightening ring 10.
In liver Y types stent conveying device and liver Y type holders the conveying installation method of the present invention, first by two folding shapes
Guiding tube 2 stretches into the first conduit 1, and then operation guide pipe 2 stretches out guiding conehead 13 from the first gap 12 of the first conduit 1,
It operates and is mounted on after delivery pipe 5 discharges guide line conehead 3 on guiding conehead 13, control guiding tube 2 passes through guide line conehead 3
First gap 12 is contracted in the first conduit 1, and it is external that the guiding tube 2 inside the first conduit 1 drives guide line conehead 3 to withdraw from, this
When guide line group 4 spread all over from right common hepatic duct 34 to left common hepatic duct 33 up to completing winding displacement in vitro, Y types holder 18 is mounted on after tightening later
In second conduit 6 and guide line group 4 passes through the second gap 19, pulls holder pulls wire 16 that Y types holder 18 is drawn to specific bit
It sets, and strut guiding to Y types holder 18 by the first seal wire 8, the second seal wire 15, pull first to tighten bracing wire 14, second
It tightens bracing wire 7 and third is tightened bracing wire 17 and discharged to Y types holder 18, Y types holder 18 is completed after taking out redundant structure part
Conveying installation, it is simple to operate, it is easily installed implementation, the skill of placement can not be facilitated by solving Y types holder 18 in the prior art
Art problem.
Preferably, referring to Fig. 4-8, guiding conehead 13 includes conical section 20, and taper sky is offered on guide line conehead 3
Chamber 21, guide line conehead 3 house conical section 20 by conical cavity 21 and are mounted on guiding conehead 13.Guiding conehead 13 further include
The screens slot section 22 being connect with conical section 20 offers screens slot 23 in screens slot section 22, screens is provided on conical cavity 21
Shrapnel 24, screens shrapnel 24 is buckled in screens slot 23 when conical cavity 21 houses conical section 20.Guide line conehead 3 includes cone
Forming head 25, delivery pipe 5 include conveying clamp 26, operation lines 27, operating side 28 and movable end 29, and appearance is offered in delivery pipe 5
Conical cavity 30 is set, movable end 29 is clamped on conveying clamp 26, and conveying clamp 26, movable end 29 are arranged in accommodating conical cavity 30
Interior, the both ends of operation lines 27 are separately connected movable end 29, operating side 28, and guide line conehead 3 is further opened with clip slot 31, guide line
Accommodating conical cavity 30 houses conical head 25 when conehead 3 is mounted on delivery pipe 5 and conveying clamp 26 is buckled in clip slot 31, delivery pipe 5
Conveying clamp 26 is strutted by movable end 29 by 28 pull operation line 27 of operating side and discharges guide line conehead 3, can effectively be turned
It connects, guide line conehead 3 is transferred to guiding conehead 13.
The present apparatus is described in detail with operating procedures order below：
State 1：First conduit 1 is stretched into from left common hepatic duct 33 in liver 36, is stretched out from ductuli hepaticus communis 35, by guiding tube 2 from left liver
Pipe 33 stretches into the first conduit 1, and then operation guide pipe 2 stretches out from first gap 12 on 1 right side of the first conduit, guiding tube 2
Leading portion turns round bending in 180 degree, and bending position is that electric welding is fixed, 2 leading portion of guiding tube rotating part and non-rotating part
Between have and be separated from each other the elasticity of outer support so that guiding conehead 13, can when by 1 the first gap 12 of right side of the first conduit
Elasticity is stretched out, and can extend into right common hepatic duct 34, shown in Fig. 1-2 of state of seeing this 1.First gap 12 is arranged in the first conduit
1 side, for ellipse, because guiding tube 2 is not orthogonal to 1 side of the first conduit, therefore the first gap 12 is set as ellipse, just
It stretches out, and is stretched in right common hepatic duct 34 in guiding tube 2.2 front end of guiding tube is provided with guiding conehead 13, and guiding conehead 13 is by cylinder
Section, screens slot 23, conical section 20 composition, the first conduit 1 are two folding shapes, and bending part angle is obtuse angle.
State 2：4 one end of guide line group is fixed on guide line conehead 3, and the conveying clamp 26 of 5 front end of delivery pipe, which clamps, to be drawn
Conducting wire conehead 3, delivery pipe 5 fix 13 screens of guiding conehead that guide line conehead 3 is delivered to from right common hepatic duct 34 with guiding tube 2
Firmly, 3 one end of guide line conehead is conical head 25, corresponding with delivery pipe 5 to combine, and the other end is conical cavity 21, with guiding conehead
13 correspond to combination；Conveying clamp 26 is arranged in 5 front end of delivery pipe, is elastic clip, and operating side 28 that can be by delivery pipe 5 and behaviour
Make the folding that line 27 controls conveying clamp 26；Screens shrapnel 24, whole punching press shape are set in the conical cavity 21 of guide line conehead 3
At.Then conveying clamp 26 is opened by the operating side 28 of delivery pipe 5 so that delivery pipe 5 is detached from guide line conehead 3, will convey
Pipe 5 is withdrawn from vivo from right common hepatic duct 34.
State 3：By delivery pipe 5 after right common hepatic duct 34 is withdrawn from vivo, guide line group 4 is only retained in right common hepatic duct 34.
State 4：Guiding 13 geometrical clamp of conehead is handled guide line conehead 3 by front, and first controlling guide line group 4 will guiding
Conehead 13 and guide line conehead 3 are contracted to from the first gap 12 of the first conduit 1 in the first conduit 1.To be led subsequently through first
Pipe 1 pulls guide line group 4 to prepare.
State 5：First conduit 1 is withdrawn from vitro from the former road of left common hepatic duct 33, the drive of guiding tube 2 inside the first conduit 1 is drawn
Conducting wire conehead 3 stretches out in vitro from left common hepatic duct 33, and guide line group 4 spreads all over to left common hepatic duct 33 from 34 path of right common hepatic duct up to body at this time
Outside, wiring is completed.
State 6：It gets out Y types holder 18 in vitro, mode passes through Y type branch as illustrated by related seal wire and pulls wire
Frame 18.As shown in figs. 12-14, spiral elasticity tightening ring, i.e. the first tightening ring 9, second is respectively set in 18 3 ports of Y types holder
Tightening ring 10, third tightening ring 11.Each spiral elasticity tightening ring is corresponding respectively to be fixedly connected with first and tightens bracing wire 14, the second beam
Strain at line 7, third tightens bracing wire 17.Run through the first seal wire 8 in 18 left port of Y types holder and lower port.18 left port of Y types holder
With in right output port run through the second seal wire 15.Third tightens bracing wire 17, the second seal wire 15, holder pulls wire 16, first tightens bracing wire
14 four guide lines being pulled to from right common hepatic duct 34 in the conducting wire group 4 of left common hepatic duct 33 completed for state 1 ~ 5.Holder pulls wire 16
Front end is fixedly installed taper round end 32, when Y types holder 18 by spiral elasticity tightening ring when being tightened, 32 quilt of taper round end
Hard-pressed bale pulls holder pulls wire 16 that can allow taper round end 32 that Y types holder 18 is driven to be moved to finger in the Y types holder 18 of tightening
Positioning is set.First tighten bracing wire 14, second tighten bracing wire 7, to tighten bracing wire 17 be the effect of tightening to third, be not used in pulling control bit
It sets.
State 7：Using spiral elasticity bunching ring and first tighten bracing wire 14, second tighten bracing wire 7, third tightens bracing wire 17
Y types holder 18 is tightened（It completes to tighten in vitro）, the effect tightened is to reduce the volume of Y types holder 18, convenient for conveying
And installation, while by the first seal wire 8 from stretching in ductuli hepaticus communis 35 left common hepatic duct 33 guiding function.Then the Y types after tightening
Holder 18 is filled in the second conduit 6, the second conduit 6 is stretched into vivo, and stretch into ductuli hepaticus communis 35 from left common hepatic duct 33, is passed through second
Conduit 6 conveys Y types holder 18.Second conduit, 6 right side has the second gap 19, the second gap 19 to reach 6 bottom end of the second conduit always,
For removing the second conduit 6 from Y types holder 18, and the second conduit 6 is enable to be pulled out in vitro from left common hepatic duct 33.Four guiding
Line（Guide line 3, the second seal wire 15, holder pulls wire 16, first tighten bracing wire 14）It is stretched out from right common hepatic duct 34, the second gap 19
Convenient for allowing four guide lines to pass through the second conduit 6.Second conduit 6 is two folding shapes, and bending part angle is obtuse angle.
State 8：Y types holder 18 after being tightened by holder pulls wire 16 is pulled to designated position（In the second conduit 6
In）.
State 9：Second conduit 6 is removed from left common hepatic duct 33 external so that Y types holder 18 after tightening is from the second conduit
It is removed in 6, and each branch of Y types holder 18 is made to stretch in corresponding common hepatic duct.
State 10：Three spiral elasticity bunching rings are pulled out from Y types holder 18, Y types holder 18 is made to be changed into release shape
State.Spiral elasticity bunching ring can mark and tighten position, provide to tighten bracing wire and tighten end.
State 11：Y types holder 18 discharges completely, takes out all seal wires, tightens bracing wire, spiral elasticity bunching ring and holder
Pulls wire 16.Only Y types holder 18 is placed in liver 36, Y types holder 18 is completed and conveys placement task.
According to another embodiment of the present invention, a kind of liver Y types using above-mentioned liver Y type stent conveying devices are provided
Holder conveys installation method, includes the following steps：
First conduit 1 is stretched into from left common hepatic duct 33 in liver 36, and is stretched out from ductuli hepaticus communis 35, by the guiding tube 2 of two folding shapes from
It is stretched into left common hepatic duct 33 in first conduit 1, then operation guide pipe 2 stretches out guiding conehead from the first gap 12 of the first conduit 1
13 to right common hepatic duct 34；
In the right common hepatic duct 34 operation delivery pipe 5 will guide line conehead 3 discharge after be mounted on guiding conehead 13, by delivery pipe 5 from
Right common hepatic duct 34 is withdrawn from vitro；
Guide line conehead 3 is contracted to by the first gap 12 in the first conduit 1 by control guiding tube 2, by the first conduit 1 from left liver
Guan33Yuan is withdrawn from road in vitro, and the guiding tube 2 inside the first conduit 1 drives guide line conehead 3 to be withdrawn from vitro, at this time from left common hepatic duct 33
Guide line group 4 spreads all over to left common hepatic duct 33 from right common hepatic duct 34 up to external；
Y types holder 18 is mounted on after tightening in the second conduit 6 and guide line group 4 passes through the second gap 19；By the second conduit 6 from a left side
Common hepatic duct 33 stretches into liver 36, and is stretched out from ductuli hepaticus communis 35；
It pulls holder pulls wire 16 that Y types holder 18 is drawn to behind designated position to withdraw from the second conduit 6 from the former road of left common hepatic duct 33
In vitro, the first seal wire 8, the second seal wire 15 is pulled strut guiding to Y types holder 18, and bracing wire 14, the are tightened in pulling first
Two tighten bracing wire 7 and third is tightened bracing wire 17 and discharged to Y types holder 18, take out guide line group 4, the second conduit 6, the second beam
The conveying installation that Y types holder 18 is completed after line 7, the first seal wire 8, the first tightening ring 9, the second tightening ring 10 is strained at, it is easy to operate
It is convenient, it is easily installed implementation, the technical barrier of placement can not be facilitated by solving Y types holder 18 in the prior art.
The innovation of the invention consists in that：
1. being operated by early period so that four guide lines run through from right common hepatic duct 34 and left common hepatic duct 33, are stretched out from left common hepatic duct 33, complete
At wiring.It is connect with Y types holder 18 by four guide lines, and adds conducting wire and guide.Y types holder 18 is tightened, is reduced
Volume is sent by the second conduit 6 in liver 36.The second conduit 6 is finally removed, discharges the Y type branch tightened by tightening bracing wire
Frame 18 finally takes out the second conduit 6 and related seal wire, tightens bracing wire, spiral elasticity bunching ring and holder pulls wire 16.It releases completely
Y types holder 18 is put, conveying installation is completed.
2. wiring process.State 1：First conduit 1 is stretched into from left common hepatic duct 33 in liver 36, is stretched out from ductuli hepaticus communis 35,
Guiding tube 2 is stretched into from left common hepatic duct 33 in the first conduit 1, then first gap 12 of the operation guide pipe 2 from 1 right side of the first conduit
Place is stretched out, and 2 leading portion of guiding tube turns round bending in 180 degree, and bending position is that electric welding is fixed, 2 leading portion of guiding tube rotating part
There is the elasticity for being separated from each other outer support so that guiding conehead 13 is the on the right side of by the first conduit 1 point non-rotating part between
When one gap 12, elastic it can stretch out, and can extend into right common hepatic duct 34, shown in Fig. 1-2 of state of seeing this 1.
3. the setting of the first gap 12 is in 1 side of the first conduit, to be oval, because guiding tube 2 is not orthogonal to the first conduit 1
Side, therefore the first gap 12 is set as ellipse, is stretched out convenient for guiding tube 2, and stretch in right common hepatic duct 34.
4. state 2：4 one end of guide line group is fixed on guide line conehead 3, and the conveying clamp 26 of 5 front end of delivery pipe clamps
Guide line conehead 3, delivery pipe 5 fix 13 screens of guiding conehead that guide line conehead 3 is delivered to from right common hepatic duct 34 with guiding tube 2
Firmly, 3 one end of guide line conehead is conical head 25, corresponding with delivery pipe 5 to combine, and the other end is conical cavity 21, with guiding conehead
13 correspond to combination；Conveying clamp 26 is arranged in 5 front end of delivery pipe, is elastic clip, and operating side 28 that can be by delivery pipe 5 and behaviour
Make the folding that line 27 controls conveying clamp 26；Screens shrapnel 24, whole punching press shape are set in the conical cavity 21 of guide line conehead 3
At.Then conveying clamp 26 is opened by the operating side 28 of delivery pipe 5 so that delivery pipe 5 is detached from guide line conehead 3, will convey
Pipe 5 is withdrawn from vivo from right common hepatic duct 34.
5. state 4：Guiding 13 geometrical clamp of conehead is handled guide line conehead 3 by front, and first controlling guide line group 4 will draw
Starting taper head 13 and guide line conehead 3 are contracted to from the first gap 12 of the first conduit 1 in the first conduit 1.For subsequently through first
Conduit 1 pulls guide line group 4 to prepare.
6. state 5：First conduit 1 is withdrawn from vitro from the former road of left common hepatic duct 33, the guiding tube 2 inside the first conduit 1 drives
Guide line conehead 3 stretches out in vitro from left common hepatic duct 33, and guide line group 4 spreads all over to left common hepatic duct 33 from 34 path of right common hepatic duct up to body at this time
Outside, wiring is completed.
7. state 6：It gets out Y types holder 18 in vitro, mode passes through Y types as illustrated by related seal wire and pulls wire
Holder 18.As shown in figs. 12-14, spiral elasticity tightening ring, i.e. the first tightening ring 9, is respectively set in 18 3 ports of Y types holder
Two tightening rings 10, third tightening ring 11.Each spiral elasticity tightening ring is corresponding respectively to be fixedly connected with first and tightens bracing wire 14, second
Tighten bracing wire 7, third tightens bracing wire 17.Run through the first seal wire 8 in 18 left port of Y types holder and lower port.18 left end of Y types holder
Run through the second seal wire 15 in mouth and right output port.Third tightens bracing wire 17, the second seal wire 15, holder pulls wire 16, first tightens drawing
Line 14 is four guide lines being pulled to from right common hepatic duct 34 in the conducting wire group 4 of left common hepatic duct 33 that state 1 ~ 5 is completed.
8. 16 front end of holder pulls wire is fixedly installed taper round end 32, when Y types holder 18 is by spiral elasticity tightening ring
When tightening, taper round end 32 in the Y types holder 18 of tightening, pulls holder pulls wire 16 that can allow taper round end by hard-pressed bale
32 drive Y types holders 18 are moved to designated position.First tighten bracing wire 14, second tighten bracing wire 7, to tighten bracing wire 17 be beam to third
Tight effect is not used in pulling control position.
9. state 7：Using spiral elasticity bunching ring and first tighten bracing wire 14, second tighten bracing wire 7, third tightens bracing wire
17 pairs of Y types holders 18 are tightened（It completes to tighten in vitro）, the effect tightened is to reduce the volume of Y types holder 18, convenient for defeated
It send and installs.
10. simultaneously by the first seal wire 8 from stretching in ductuli hepaticus communis 35 left common hepatic duct 33 guiding function.Then after tightening
Y types holder 18 is filled in the second conduit 6, the second conduit 6 is stretched into vivo, and stretch into ductuli hepaticus communis 35 from left common hepatic duct 33, is passed through
Second conduit 6 conveys Y types holder 18.
11. the right side of the second conduit 6 has the second gap 19, the second gap 19 to reach 6 bottom end of the second conduit always, for by the
Two conduits 6 are removed from Y types holder 18, and the second conduit 6 is enable to be pulled out in vitro from left common hepatic duct 33.Four guide lines（Guiding
Line 3, the second seal wire 15, holder pulls wire 16, first tighten bracing wire 14）It is stretched out from right common hepatic duct 34, the second gap 19 is convenient for allowing
Four guide lines pass through the second conduit 6.Second conduit 6 is two folding shapes, and bending part angle is obtuse angle.
12. state 8：Y types holder 18 after being tightened by holder pulls wire 16 is pulled to designated position（In the second conduit
In 6）.This is the effect that holder pulls wire 16 is arranged.
13. state 9：Second conduit 6 is removed in vitro from left common hepatic duct 33 so that the Y types holder 18 from second after tightening
It is removed in conduit 6, and each branch of Y types holder 18 is made to stretch in corresponding common hepatic duct.
14. state 10：Three spiral elasticity bunching rings are pulled out from Y types holder 18, Y types holder 18 is made to be changed into release
State.Spiral elasticity bunching ring can mark and tighten position, provide to tighten bracing wire and tighten end.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of liver Y type stent conveying devices, which is characterized in that including：First conduit, guiding tube, guide line conehead, guiding
Line group, delivery pipe, the second conduit, second tighten bracing wire, the first seal wire, the first tightening ring, the second tightening ring, third tightening ring；
The guiding tube offers on first conduit convenient for the guiding tube in two folding shapes and in first conduit
The first gap that one end stretches out is provided with guiding conehead on the one end of the guiding tube, and the guide line group is drawn with described
Conducting wire conehead connects, and the guide line conehead is movably arranged in the delivery pipe and can draw described through delivery pipe operation
It is mounted on the guiding conehead after the release of conducting wire conehead；
The guide line group tightens bracing wire including first, the second seal wire, holder pulls wire, third tighten bracing wire, and described first receives
Tight ring, the second tightening ring, third tightening ring are separately positioned in the lower port, left port, right output port of the Y types holder, described
First tightens bracing wire, second tightens bracing wire and third is tightened bracing wire and received respectively with first tightening ring, the second tightening ring, third
Tight ring connection is tightened or is discharged, the one of the holder pulls wire for the lower port, left port and right output port pull
End is mounted in the right output port for the Y types holder to be drawn to designated position, is passed through in the left port and lower port
First seal wire is worn, second seal wire is run through in the left port and right output port, offers and reaches on second conduit
Second gap of second end of conduit, the Y types holder is mounted on after tightening in second conduit and the guide line
Group is across second gap；
It pulls the holder pulls wire that the Y types holder is drawn to behind designated position to remove second conduit, and passes through
First seal wire, the second seal wire strut guiding to the Y types holder, pull described first tighten bracing wire, second tighten
Bracing wire and third are tightened bracing wire and are discharged to the Y types holder, take out the guide line group, the second conduit, second tighten drawing
The conveying installation of the Y types holder is completed after line, the first seal wire, the first tightening ring, the second tightening ring.
2. the apparatus according to claim 1, which is characterized in that the guiding conehead includes conical section, the guide line
Conical cavity is offered on conehead, the guide line conehead houses the conical section by the conical cavity and is mounted on described draw
On starting taper head.
3. the apparatus of claim 2, which is characterized in that the guiding conehead further includes being connect with the conical section
Screens slot section offers screens slot in the screens slot section, screens shrapnel, the conical cavity is provided on the conical cavity
The screens shell fragment buckle is in the screens slot when the accommodating conical section.
4. device according to claim 3, which is characterized in that the guide line conehead includes conical head, the conveying
Pipe includes conveying clamp, operation lines, operating side and movable end, and accommodating conical cavity, the activity are offered in the delivery pipe
End is clamped on the conveying clamp, and the conveying clamp, movable end are arranged in the accommodating conical cavity, the operation lines
Both ends are separately connected the movable end, operating side, and the guide line conehead is further opened with clip slot, the guide line conehead installation
In the delivery pipe, the accommodating conical cavity houses the conical head and the conveying clamp is buckled in the clip slot, described defeated
It send pipe to pull the operation lines to strut the conveying clamp by the movable end by the operating side and discharges the guide line cone
Head.
5. the apparatus according to claim 1, which is characterized in that the guiding tube leading portion turns round bending in 180 degree, described to draw
It has been fixed between rotating part and non-rotating part on conduit leading portion and with the elasticity for being separated from each other outer support.
6. the apparatus according to claim 1, which is characterized in that first gap is oval gap.
7. the apparatus according to claim 1, which is characterized in that first tightening ring, the second tightening ring, third tightening ring
For spiral elasticity tightening ring.
8. the apparatus according to claim 1, which is characterized in that the one end of the holder pulls wire is provided with taper circle
Head, the taper round end are mounted in the right output port.
9. the apparatus according to claim 1, which is characterized in that first conduit, the second conduit are two folding shapes, bending
Place's angle is obtuse angle.
10. a kind of liver Y type holders using liver Y type stent conveying devices described in claim 1 convey installation method, special
Sign is, includes the following steps：
First conduit is stretched into from left common hepatic duct in liver, and is stretched out from ductuli hepaticus communis, by the guiding tube of two folding shapes from left common hepatic duct
It stretches into the first conduit, then operation guide pipe stretches out guiding conehead to right common hepatic duct from the first gap of the first conduit；
It operates after delivery pipe discharges guide line conehead and is mounted on guiding conehead in right common hepatic duct, delivery pipe is removed from right common hepatic duct
Go out external；
Guide line conehead is contracted to by the first gap in the first conduit by control guiding tube, by the first conduit from left common hepatic duct original road
Withdraw from external, the guiding tube of the first catheter interior drives guide line conehead to be withdrawn from vitro from left common hepatic duct, and guide line group is from the right side at this time
Common hepatic duct spreads all over to left common hepatic duct until external；
Y type holders are mounted on after tightening in the second conduit and guide line group passes through the second gap；Second conduit is stretched from left common hepatic duct
Enter in liver, and is stretched out from ductuli hepaticus communis；
It pulls holder pulls wire that Y type holders are drawn to behind designated position to withdraw from the second conduit in vitro from left common hepatic duct original road, draw
Dynamic first seal wire, the second seal wire strut guiding to Y types holder, and pulling first tightens bracing wire, second tightens bracing wire and the
Three beams strains at line and is discharged to Y type holders, and taking-up guide line group, the second conduit, second tighten bracing wire, the first seal wire, first
The conveying installation of Y type holders is completed after tightening ring, the second tightening ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293349.7A CN108378962B (en) | 2018-04-04 | 2018-04-04 | Liver Y-shaped support conveying device and conveying and installing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810293349.7A CN108378962B (en) | 2018-04-04 | 2018-04-04 | Liver Y-shaped support conveying device and conveying and installing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108378962A true CN108378962A (en) | 2018-08-10 |
| CN108378962B CN108378962B (en) | 2023-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810293349.7A Active CN108378962B (en) | 2018-04-04 | 2018-04-04 | Liver Y-shaped support conveying device and conveying and installing method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109620492A (en) * | 2019-01-31 | 2019-04-16 | 郑州大学第附属医院 | Through duodenofiberscope Retrograde device under Y type biliary tract rack scope |
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| CN1867374A (en) * | 2003-10-16 | 2006-11-22 | Minvasys公司 | Catheter system for stenting bifurcated vessels |
| CN204542478U (en) * | 2015-03-26 | 2015-08-12 | 湖南埃普特医疗器械有限公司 | Overlay film frame and overlay film frame induction system |
| CN106175982A (en) * | 2016-06-29 | 2016-12-07 | 中国人民解放军广州军区武汉总医院 | The conveying release device of cardiac stent and cardiac stent |
| CN205994596U (en) * | 2016-07-06 | 2017-03-08 | 韩新巍 | A kind of mother daughter combination formula biliary tract prosthesises with overlay film |
| CN208989275U (en) * | 2018-04-04 | 2019-06-18 | 韩新巍 | A kind of liver Y type stent conveying device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1867374A (en) * | 2003-10-16 | 2006-11-22 | Minvasys公司 | Catheter system for stenting bifurcated vessels |
| CN204542478U (en) * | 2015-03-26 | 2015-08-12 | 湖南埃普特医疗器械有限公司 | Overlay film frame and overlay film frame induction system |
| CN106175982A (en) * | 2016-06-29 | 2016-12-07 | 中国人民解放军广州军区武汉总医院 | The conveying release device of cardiac stent and cardiac stent |
| CN205994596U (en) * | 2016-07-06 | 2017-03-08 | 韩新巍 | A kind of mother daughter combination formula biliary tract prosthesises with overlay film |
| CN208989275U (en) * | 2018-04-04 | 2019-06-18 | 韩新巍 | A kind of liver Y type stent conveying device |
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| CN109620492A (en) * | 2019-01-31 | 2019-04-16 | 郑州大学第附属医院 | Through duodenofiberscope Retrograde device under Y type biliary tract rack scope |
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|---|---|
| CN108378962B (en) | 2023-08-18 |
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