CN107080604A - Quick union component, induction system and its application process - Google Patents

Quick union component, induction system and its application process Download PDF

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Publication number
CN107080604A
CN107080604A CN201610087732.8A CN201610087732A CN107080604A CN 107080604 A CN107080604 A CN 107080604A CN 201610087732 A CN201610087732 A CN 201610087732A CN 107080604 A CN107080604 A CN 107080604A
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CN
China
Prior art keywords
pin
sheath
quick union
induction
union component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201610087732.8A
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Chinese (zh)
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CN107080604B (en
Inventor
姬庆茹
黄定国
朱清
袁振宇
李中华
刘梦钦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Minimally Invasive Heart Vein Medical Technology Co., Ltd.
Original Assignee
Minimally Invasive Medical Technology (shanghai) Co Ltd
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Priority to CN201610087732.8A priority Critical patent/CN107080604B/en
Publication of CN107080604A publication Critical patent/CN107080604A/en
Application granted granted Critical
Publication of CN107080604B publication Critical patent/CN107080604B/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F2/00Filters 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
    • A61F2/02Prostheses implantable into the body
    • A61F2/04Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
    • A61F2/06Blood vessels
    • A61F2/07Stent-grafts
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F2/00Filters 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
    • A61F2/95Instruments specially adapted for placement or removal of stents or stent-grafts
    • A61F2/962Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
    • A61F2/966Instruments 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F2/00Filters 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
    • A61F2/95Instruments specially adapted for placement or removal of stents or stent-grafts
    • A61F2/962Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
    • A61F2/97Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve the outer sleeve being splittable

Abstract

The invention provides a kind of quick union component, induction system and its application process, quick union component is set up in induction system, the two ends of quick union component are connected with preceding outer sheath and rear outer sheath respectively, when needing repeatedly to convey interventional medical device to precalculated position, the preceding outer sheath being connected by the pin end of the induction system for loading and discharging the first interventional medical device and with pin end resides in precalculated position, by female joint, withdrawn together with rear outer sheath and interior tube assembly that female joint is connected until interior tube assembly is withdrawn from completely from preceding outer sheath, reserved sheath tube passage is formed in pin end and the preceding outer sheath being connected with pin end, to import the induction system for being mounted with the second interventional medical device along reserved sheath tube passage, avoid when conveying multiple interventional medical devices to precalculated position, the problem of needing induction system intravasation approach cause the damage of vascular wall repeatedly, reduce the blood loss of patient, operating time and surgery cost are saved.

Description

Quick union component, induction system and its application process
Technical field
The present invention relates to manufacture technology field of medical appliance, more particularly to a kind of quick union component, delivery system System and its application process.
Background technology
Arotic disease such as aortic aneurysm, dissection of aorta are most fatal and treated outside difficulty highest blood vessel One of section's disease.In recent years, it is to aortopathy using precoated metal support for high-risk abdominal aorta disease Become position blood vessel and implement what EVAR was treated, it is mainly utilized by the mini-incision of sustainer Overlay film frame is sent to the lesion locations of sustainer by induction system, then accurate to seal support release here Stifled lesion, last safety is withdrawn.
Currently for an aortic aneurysm disease, generally require to place more than two overlay film frames in lesion locations, This is accomplished by repeatedly utilizing induction system to convey overlay film frame to lesion locations.In actual fed overlay film frame During, for main body and the branch stent junction of overlay film frame of overlay film frame near-end, or overlay film frame Also need to be expanded using sacculus Deng position, so that overlay film frame is adherent better with vascular wall, reduce Interior leakage.This means that the blood vessel approach under a mini-incision, repeatedly by induction system outer sheath, The friction and collision of foley's tube etc..But the blood vessel of the patient of aortic aneurysm compares the blood vessel of normal person more Fragility, if the blood vessel approach of patient is more tortuous, or induction system outer tube itself is larger, has just more aggravated pair The damage of vascular wall.
The content of the invention
It is an object of the invention to provide a kind of quick union component, induction system and its application process, to solve Certainly using induction system in the prior art to lesion locations convey multiple overlay film frames when, it is necessary to which induction system is anti- The problem of multiple intravasation approach causes the damage of vascular wall.
In order to solve the above technical problems, the present invention provides a kind of quick union component of deformation, it is described to connect soon Head assembly includes:Pin end and the female joint being detachably connected with the pin end, the pin end and described Cavity is provided with female joint vertically, the pin end has the first binding end and the second binding end, institute The first binding end for stating pin end is provided with the second binding end with the pin end of another quick union component The engaging member matched.
Optionally, in described quick union component, set on the outer wall of the first binding end of the pin end It is equipped with positive stop lug boss.
Optionally, in described quick union component, the female joint has first with the pin end The mating end of binding end connection, is provided with dynamic boss on the inwall of the mating end, the dynamic boss with The positive stop lug boss is mutually engaged.
Optionally, in described quick union component, in addition to it is arranged on the outer wall of the female joint Control button, the control button is connected by elastomeric element with the dynamic boss.
Optionally, in described quick union component, press the control button and drive the dynamic boss In the inwall of mating end described in retraction, the dynamic boss is set to be separated with the positive stop lug boss.
Optionally, in described quick union component, the inwall of the first binding end of the pin end is set There is the engaging member that the outer wall with the second binding end of the pin end of another quick union component matches.
Optionally, in described quick union component, set on the outer wall of the second binding end of the pin end External screw thread is equipped with, the engaging member is the internal thread matched with the external screw thread.
Optionally, in described quick union component, set on the outer wall of the second binding end of the pin end Neck is equipped with, the engaging member is the convex grain matched with the neck.
Optionally, in described quick union component, the pin end includes sub- joint and one end is fixed on Adapter in the sub- joint, the free end of the adapter as the pin end the first binding end, The free end of the sub- joint as the pin end the second binding end.
Optionally, in described quick union component, the pin end also includes being arranged at the sub- joint With the sealing ring between the adapter.
Optionally, in described quick union component, the centre of the sealing ring is provided with otch Projection, the otch is shaped as a word, cross or rice word, forms unidirectional dynamic seal.
Optionally, in described quick union component, the female joint includes the first outer pipe clamping head and socket Joint female seat on the outside of the outer pipe clamping head in part described first.
Optionally, in described quick union component, the sub- joint includes the second outer pipe clamping head and socket Transfusion pipe connections on the outside of the outer pipe clamping head in part described second.
The present invention also provides a kind of induction system of interventional medical device, and the induction system includes:
Delivery conduit;
Handleset;And
Above-mentioned quick union component;
Wherein, the delivery conduit includes outer sheath and the interior tube assembly being arranged in the outer sheath, institute Stating interior tube assembly is used to load interventional medical device, and the outer sheath includes preceding outer sheath and rear outer sheath, institute The two ends for stating quick union component are connected with the preceding outer sheath and the rear outer sheath respectively, the rear epitheca The other end of pipe is connected with the Handleset.
Optionally, in the induction system of described interventional medical device, the cavity of the pin end with it is described before The tube chamber connection of outer sheath, collectively forms reserved sheath tube passage.
The present invention also provides the induction system of another interventional medical device, and the induction system includes:
Delivery conduit;
Handleset;
Pin end described at least two of quick union component as described above, including the first pin end and second Pin end;And
The female joint of quick union component as described above, second pin end can with the female joint Dismounting connection;
Wherein, the second binding end of the first binding end of first pin end and second pin end passes through The engaging member of first pin end is connected;
The delivery conduit includes outer sheath and the interior tube assembly being arranged in the outer sheath, said inner tube Component is used to load interventional medical device, and the outer sheath includes preceding outer sheath and rear outer sheath, described preceding outer Sheath is connected with first pin end, the two ends of the rear outer sheath respectively with the female joint and the hand Handle component is connected.
The present invention also provides a kind of application process of induction system, and the application process of the induction system includes:
S1:It will be loaded with the induction system feeding precalculated position of the first interventional medical device;
S2:By controlling the Handleset to withdraw the outer sheath and the quick union component directly together It is released to first interventional medical device from the outer sheath;
S3:When needing to convey the second interventional medical device to precalculated position, by the quick union component Female joint is separated with pin end, and the preceding outer sheath being connected by the pin end and with the pin end is retained In current location, the rear outer sheath and said inner tube being connected by the female joint, with the female joint Component withdraw together until said inner tube component withdrawn from completely from the preceding outer sheath, the pin end and with Reserved sheath tube passage is formed in the connected preceding outer sheath of the pin end;
S4:The induction system for being mounted with the second interventional medical device is imported along the reserved sheath tube passage, and will The pin end of the induction system for being mounted with the second interventional medical device and the public affairs for residing in the current location Joint is connected by the engaging member matched;
S5:Will correspondence by the Handleset for the induction system that the second interventional medical device is mounted with described in control The outer sheath and the quick union component is withdrawn together until second interventional medical device is from described It is released in outer sheath;
S6:Step S3~S5 is performed repeatedly until when need not convey overlay film frame to precalculated position again, control is most The Handleset of the induction system imported afterwards is by all quick union components and all with the quick union component Connected delivery conduit is withdrawn together.
In quick union component provided by the present invention, induction system and its application process, in induction system In set up quick union component, the two ends of quick union component are connected with preceding outer sheath and rear outer sheath respectively, When needing repeatedly to convey interventional medical device to precalculated position, it will be used to loading and discharging the first intervention medical treatment The pin end of the induction system of apparatus and the preceding outer sheath being connected with pin end reside in precalculated position, and mother is connect Head, withdraw together with rear outer sheath and interior tube assembly that female joint is connected, until interior tube assembly is from preceding epitheca Withdrawn from completely in pipe, reserved sheath tube passage is formed in pin end and the preceding outer sheath being connected with pin end, so as to The induction system for being mounted with the second interventional medical device is imported along reserved sheath tube passage, repeatedly intervention medical treatment is realized The conveying of apparatus, it is to avoid induction system to precalculated position convey multiple interventional medical devices when, it is necessary to delivery system System reduces the blood loss of patient the problem of intravasation approach causes the damage of vascular wall repeatedly, saves Operating time and surgery cost.
Brief description of the drawings
Fig. 1 is the front view of the induction system of interventional medical device in the embodiment of the present invention one;
Fig. 2 is front view when quick union component is split in the embodiment of the present invention one;
Fig. 3 is the profile of quick union component in the embodiment of the present invention one;
Fig. 4 is the front view of the adapter of quick union component in the embodiment of the present invention one;
Fig. 5 is the profile that new induction system is imported after the reserved sheath tube passage of previous induction system;
Fig. 6 is the front view of the female joint of quick union component in the embodiment of the present invention one or two;
Fig. 7 is the front view of the adapter of quick union component in the embodiment of the present invention two;
Fig. 8 is the application process flow chart that induction system in embodiment one or two is used in the embodiment of the present invention three.
In figure, delivery conduit -1;Quick union component -2;Handleset -3;Preceding outer sheath -10;Outer sheath afterwards -11;Interior tube assembly -12;Sub- joint -20,20 ';Adapter -21,21 ';Female joint -22,22 ';Pin end - 23,23 ';Sealing ring -24;External screw thread -200;Transfusion pipe connections -201;Internal thread -210;Convex grain -210 '; Positive stop lug boss -211;Control button -220,220 ';First outer pipe clamping head -221;Joint female seat -222,222 '; Dynamic boss -223;Second outer pipe clamping head -224.
Embodiment
Below in conjunction with the drawings and specific embodiments to quick union component proposed by the present invention, induction system and its Application process is described in further detail.According to following explanation and claims, advantages of the present invention and spy Levying to become apparent from.It should be noted that, accompanying drawing uses very simplified form and uses non-accurately ratio, Only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.For purposes of illustration only, the present invention is implemented Near-end described in example is the front end that stent delivery system advances, i.e., one end of remote operating personnel, described remote Hold as close to one end of operating personnel.
Embodiment one
Fig. 1 is refer to, it is the front view of induction system in the embodiment of the present invention one.As shown in figure 1, described Induction system includes:Delivery conduit 1;Handleset 3;And quick union component 2;Wherein, it is described defeated Conduit 1 is sent to include outer sheath and the interior tube assembly 12 being arranged in the outer sheath, said inner tube component 12 For loading interventional medical device, the outer sheath includes preceding outer sheath 10 and rear outer sheath 11, described to connect soon The two ends of adapter assembly 2 are connected with the preceding outer sheath 10 and the rear outer sheath 11 respectively, described rear outer The other end of sheath 11 is connected with the Handleset 3.
In order to be better understood from the structure of quick union component 2, Fig. 2 is refer to, it is the embodiment of the present invention one Front view when middle quick union component 2 is split.As shown in Fig. 2 the quick union component 2 includes: Pin end 23 and the female joint 22 being detachably connected with the pin end 23, the pin end and the mother connect Cavity is provided with head vertically, the pin end 23 has the first binding end and the second binding end, described First binding end of pin end 23 is provided with the second knot with the pin end 23 of another quick union component Close the engaging member that end matches.It is preferred that, the inwall of the first binding end of the pin end be provided with separately The engaging member that the outer wall of second binding end of the pin end of quick union component described in one matches;When described When being provided with external screw thread 200 on the outer wall of the second binding end of pin end 23, the engaging member be with it is described The internal thread 210 that external screw thread 200 matches.In the present embodiment, Fig. 2~Fig. 4, the female joint refer to 22 include the first outer pipe clamping head 221 and are socketed on the joint female seat in the outer outside of pipe clamping head 221 in part described first 222.The pin end 23 includes the adapter 21 that sub- joint 20 and one end are fixed in the sub- joint 20, The free end of the adapter 21 as the pin end 23 the first binding end, the sub- joint 20 from By holding the second binding end as the pin end 23.The sub- joint 20 includes the second outer pipe clamping head 224 And it is socketed on the transfusion pipe connections 201 in the outer outside of pipe clamping head 224 in part described second.It is female in the present embodiment First outer pipe clamping head 221 of joint 22 is identical with the second outer shape and structure of pipe clamping head 224 of pin end 23.
Fig. 5 is refer to, it imports cuing open after the reserved sheath tube passage in previous induction system for new induction system Face figure.First binding end inwall of pin end described in the present embodiment is provided with and another quick union group The engaging member that the outer wall of second binding end of the pin end of part matches.The starting point of actual design is to consider When needing repeatedly to be implanted into interventional medical device, the pin end of two identical quick union components is being sequentially connected with When can be combined to after the induction system that imports released by the reserved sheath tube passage of previous induction system Put new interventional medical device.The free end that engaging member is arranged at the adapter 21 of pin end 23 is (i.e. remote One end of sub- joint), understand for the specific structure of engaging member incorporated by reference to content shown in Fig. 5.Here Be provided with external screw thread 200 on the outer wall of second binding end of the pin end 23, the engaging member be with it is described The internal thread 210 that external screw thread 200 matches.It is for the purpose that engaging member is set, is needed in precalculated position When being implanted into multiple interventional medical devices, the same delivery system imported during follow-up implantation interventional medical device The pin end 23 ' of the quick union component 2 of system can by the structure of the second binding end of the pin end 23 with The engaging member of the one before pin end 23 matches, to realize the preceding outer sheath 10 and public access that reside in current location First 23 induction system with subsequently importing mutually is fixed, and is follow-up release interventional medical device and is recalled all conveyings System lays the foundation.During in view of that can wear and tear and apply in the application process of pin end 23 the problem of sealing, Pin end 23 is designed as sub- joint 20 and the two parts of adapter 21 by the application, and in the sub- joint 20 and institute State and sealing ring 24 is provided between adapter 21.Connect in order to avoid recalling pin end 23 before and after female joint 22 with mother First 22, which are in contact, occurs the situation of blood outflow, and sealing ring 24 is designed as centre and is provided with otch by the application Raised structure, the raised direction needs (the i.e. projection in opposite direction with withdrawing from the female joint 22 Peak away from the direction of female joint 22 is withdrawn from, to play a part of unidirectional dynamic sealing).Preferably, institute That states otch is shaped as a word, cross or rice word.The material of sealing ring 24 is silica gel, certainly, can also be used Other materials manufacture sealing ring 24, and the application is not limited this.Here for otch shape selection Need the anti-pressure ability selection in sealed states according to sealing ring 24.
Fig. 2, Fig. 4 and Fig. 6 are refer to, wherein, Fig. 6 is quick union group in the embodiment of the present invention one or two The front view of the female joint of part, as shown in Fig. 2, Fig. 4 and Fig. 6, can know and be set in the female joint 22 It is equipped with the control button 220 being detachably connected for controlling the pin end 23 and the female joint 22.
Positive stop lug boss 211, the female joint 22 are provided with the outer wall of first binding end of the pin end 23 It is provided with the mating end being connected with the first binding end with the pin end 23, the inwall of the mating end Dynamic boss, the dynamic boss 223 is mutually engaged with the positive stop lug boss 211;The quick union component Also include the control button 220 being arranged on the outer wall of the female joint, the control button 220 passes through elasticity Part (not indicated in figure) is connected with the dynamic boss 223.
Specifically, the control button 220 controls the occlusion of the pin end 23 and the female joint 22 or separated Process it is as follows:When pressing the control button 220, the control button 220 drives the dynamic boss In the inwall of mating end described in retraction, the dynamic boss is set to be separated with the positive stop lug boss 211, the public access First 23 can separate with the female joint 22.When releasing the pressing control button 220, the dynamic boss stretches out The inwall of the mating end, makes the dynamic boss be engaged with the positive stop lug boss 211, now the He of pin end 23 Female joint 22 is combined into one structure.Preferably, the elastomeric element is shell fragment, the shell fragment can be pressed with control The integrated through injection molding of button 220 shapes, and can also be mechanically connected by small metal spring, the method for connection has:Lock screw, riveting, Welding.
Fig. 3 is refer to, cavity is provided with vertically in the pin end 23 and the female joint 22.Here Cavity be used to accommodating the interior tube assembly 12 of induction system, and the cavity in the pin end 23 is also a housing for The delivery conduit 1 of the new induction system subsequently imported.Specifically, with reference to Fig. 1 and Fig. 2 analysis and understandings, due to Quick union is disposed in the outer sheath of delivery conduit 1, and is also socketed with interior tube assembly 12 in outer sheath, Said inner tube component is used to load interventional medical device, described after previous interventional medical device successfully discharges Preceding outer sheath 10 is separated with rear outer sheath 11, and said inner tube component 12 is with withdrawing for Handleset 3 Before being recycled in outer sheath 10, then as the further remote of the preceding outer sheath 10 and rear outer sheath 11 From said inner tube component 12 is finally all withdrawn from from the cavity of preceding outer sheath 10 and the pin end 23. And the core of the application is to withdraw from precalculated position (such as blood vessel using the interior tube assembly 12 of current induction system Lesion locations) after, it is no longer occupied in the tube chamber of the cavity of the pin end 23 and the preceding outer sheath, this Apply with the tube chamber of the preceding outer sheath the be connected passage of composition of the cavity of pin end 23 being referred to as reserved sheath Passage, is " unimpeded " due to now reserving sheath tube passage, therefore can be imported along the reserved sheath tube passage The new induction system for being mounted with interventional medical device, by that analogy, it is possible to achieve multiple interventional medical device Conveying.
Embodiment two
Embodiment two compares differ only in the pin end on quick union component 2 the first of embodiment one The inwall of binding end is provided with the outer wall phase with the second binding end of the pin end of another quick union component The concrete structure of the engaging member of matching.Fig. 7 is refer to, it is quick union component in the embodiment of the present invention two The front view of 2 adapter 21, works as the second binding end of the pin end 23 as shown in Figure 7 knowable to content When being provided with neck on outer wall, the engaging member is the convex grain 210 ' matched with the neck.Embodiment Remainder is identical with embodiment one in two, is not related to the improvement of remainder, will not be repeated here with The identical content of embodiment one.
Internal thread 210 and convex grain 210 ' in embodiment one and embodiment two are not limited to certainly for engaging member Two kinds, as long as engaging member can be with the structure phase set on the outer wall of the second binding end of the pin end 23 Matching, can be fixed together when realizing that two identical pin ends 23 are sequentially connected with.
Embodiment three
Accordingly, present invention also offers a kind of application process of induction system.Below with reference to Fig. 1, Fig. 5 and Fig. 8 describes the application process of induction system described in the present embodiment in detail, as shown in figure 8, the induction system Application process comprise the following steps:
First, step S1 is performed, the induction system feeding precalculated position of the first interventional medical device is will be loaded with.
Then, step S2 is performed, by controlling the Handleset 3 by the outer sheath and described connecing soon Head assembly 2 is withdrawn together until first interventional medical device is released from the outer sheath.
Fig. 2 and 3 are refer to, the pin end 23 includes the second outer pipe clamping head 224 and is socketed on described in part The transfusion pipe connections 201 in the second outer outside of pipe clamping head 224, the female joint 22 includes the first outer pipe clamping head 221 and it is socketed on the joint female seat 222 in the outside of the outer pipe clamping head in part described first 221.Wherein, it is described rear outer Sheath 11 is fixedly connected with the described first outer pipe clamping head 221 and is integrally formed, the preceding outer sheath 10 with it is described Second outer pipe clamping head 224, which is fixedly connected, to be integrally formed, and Joining Technology can be viscose glue, injection or hot melt etc..
After induction system successfully discharges the first interventional medical device, when needing to precalculated position conveying the During two interventional medical devices, perform step S3, will the quick union component 2 female joint 22 and public access First 23 separation, the preceding outer sheath 10 being connected by the pin end 23 and with the pin end 23 is retained In current location, the rear outer sheath 11 being connected by the female joint 22, with the female joint 22 and Said inner tube component 12 withdraw together until said inner tube component 12 withdrawn from completely from the preceding outer sheath, Reserved sheath tube passage is formed in the pin end and the preceding outer sheath 10 being connected with the pin end 23.
Wherein, it can be used for balloon expandable to convey second interventional medical device, or uses angiography catheter Etc. other subsequent steps.
In the step S3, to avoid damage of the interior tube assembly 12 to vascular wall when recalling induction system, Before first interior tube assembly 12 is recycled to again in outer sheath 10, then the part recalled will be needed in induction system Recall together.In the present embodiment, specifically, refer to Fig. 3, user pins transfusion pipe connections 201 on the other hand It is motionless, control button 220 is pressed on the other hand, while being axially moveable joint female seat 222 and Handleset to distal end 3, the female joint 22 is separated with pin end 23, front and rear outer sheath is just separated, can now unclamp control and press Button 220.
Wherein, joint female seat 222 and Handleset 3 are withdrawn to distal end, until the cone of the interior near-end of tube assembly 12 Forming head is extracted from the distal end of pin end 23, only retains the tube chamber of guiding wire, now preceding outer sheath 10 A reserved sheath tube passage is together form with the cavity of pin end 23, ready-made approach is provided for subsequent operation Passage.
Specifically, step S3 mainly considers to need repeatedly to convey the situation of interventional medical device to lesion locations, , it is necessary to intravasation approach repeatedly during in view of repeatedly conveying interventional medical device using existing induction system The damage of vascular wall can be caused, the application is directed to this problem, be provided with outer sheath and removable be divided into two The quick union component 2 divided, when subsequently needing to convey interventional medical device again, it is only necessary to by current delivery system The female joint 22 of system, the rear outer sheath 11 and interior tube assembly 12 that are connected with the female joint 22 withdraw from patient Lesion locations after, now reside in the current induction system of patient's lesion locations pin end 23 and with it is described Cavity in the connected preceding outer sheath 10 of pin end 23 can prepare ready-made subsequently to import new induction system Passage (reserve sheath tube passage), and the ready-made passage without open up again, it is only necessary to logical along reserved sheath Road is imported, it is to avoid the damage of induction system vascular wall that intravasation is caused repeatedly.
Then, step S4 is performed, is imported along the reserved sheath tube passage and is mounted with the second interventional medical device Induction system, and by the pin end 23 ' of the induction system for being mounted with the second interventional medical device with residing in The pin end 23 of the current location is connected by the engaging member matched.As shown in figure 5, the The quick union component of the induction system of two interventional medical devices includes pin end 23 ', female joint 22 ', described Pin end 23 ' includes sub- joint 20 ' and adapter 21 ', the female joint 22 ' include control button 220 ' and Joint female seat 222 ' etc., because the quick union component of the induction system of the second interventional medical device and first is situated between The structure for entering the quick union component of the induction system of medicine equipment is identical, the conveying of the second interventional medical device The quick union component concrete structure of system can with reference to shown in Fig. 3 content, do not do excessive repeat here.
Specifically, in order to which both positions of the induction system for preferably importing priority are fixed, being led after The structure (such as external screw thread 200 or neck) of the outer wall of the binding end of pin end 23 ' second of the induction system entered with What the first binding end inwall of the pin end 23 first imported was set is combined with the second of the pin end 23 ' The engaging member (such as internal thread 210 or convex grain 210 ') that the outer wall at end matches, which cooperates, locks.
Then, step S5 is performed, by the induction system that second interventional medical device is mounted with described in control Handleset withdraws the corresponding outer sheath and the quick union component together until the described second intervention Medicine equipment is released from the outer sheath.
Then, step S6 is performed according to actual needs, performs step S3~S5 repeatedly until without again to predetermined When position conveys interventional medical device, the Handleset 3 of the induction system finally imported is controlled to be connect all soon Withdrawn together with adapter assembly and all delivery conduits connected with the quick union component.
To sum up, in quick union component provided by the present invention, induction system and its application process, defeated Send and quick union component set up in system, the two ends of quick union component respectively with preceding outer sheath and rear outer sheath It is connected, when needing repeatedly to convey interventional medical device to precalculated position, will be used to loading and discharging first Jie The preceding outer sheath for entering the pin end of the induction system of medicine equipment and being connected with pin end resides in precalculated position, By female joint, with female joint be connected rear outer sheath and interior tube assembly together with withdraw, until interior tube assembly from Withdrawn from completely in preceding outer sheath, reserved sheath tube passage formed in pin end and the preceding outer sheath being connected with pin end, To import the induction system for being mounted with the second interventional medical device along reserved sheath tube passage, repeatedly intervention is realized The conveying of medicine equipment, it is to avoid when conveying multiple interventional medical devices to precalculated position, it is necessary to induction system The problem of intravasation approach causes the damage of vascular wall repeatedly, reduces the blood loss of patient, has saved hand Art time and surgery cost.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, Any change, modification that the those of ordinary skill in field of the present invention does according to the disclosure above content, belong to power The protection domain of sharp claim.

Claims (17)

1. a kind of quick union component, it is characterised in that including:Pin end and detachable with the pin end Cavity, the pin end are provided with the female joint of connection, the pin end and the female joint vertically With the first binding end and the second binding end, the first binding end of the pin end be provided with it is another described fast Connect the engaging member that the second binding end of the pin end of adapter assembly matches.
2. quick union component as claimed in claim 1, it is characterised in that the first knot of the pin end Positive stop lug boss is provided with the outer wall for closing end.
3. quick union component as claimed in claim 2, it is characterised in that the female joint has and institute State and be provided with dynamic boss on the mating end of the first binding end connection of pin end, the inwall of the mating end, The dynamic boss is mutually engaged with the positive stop lug boss.
4. quick union component as claimed in claim 3, it is characterised in that also including being arranged at the mother Control button on the outer wall of joint, the control button is connected by elastomeric element with the dynamic boss.
5. quick union component as claimed in claim 4, it is characterised in that the pressing control button band Move in the inwall of mating end described in the dynamic boss retraction, make the dynamic boss and the positive stop lug boss point From.
6. the quick union component as described in claim any one of 1-5, it is characterised in that the pin end The inwall of the first binding end be provided with and the second binding end of the pin end of another quick union component The engaging member that outer wall matches.
7. quick union component as claimed in claim 6, it is characterised in that the second knot of the pin end External screw thread is provided with the outer wall for closing end, the engaging member is the internal thread matched with the external screw thread.
8. quick union component as claimed in claim 6, it is characterised in that the second knot of the pin end Neck is provided with the outer wall for closing end, the engaging member is the convex grain matched with the neck.
9. quick union component as claimed in claim 1, it is characterised in that the pin end connects including son The adapter that head and one end are fixed in the sub- joint, the free end of the adapter is used as the pin end The first binding end, the free end of the sub- joint as the pin end the second binding end.
10. quick union component as claimed in claim 9, it is characterised in that the pin end also includes It is arranged at the sealing ring between the sub- joint and the adapter.
11. quick union component as claimed in claim 10, it is characterised in that the centre of the sealing ring It is provided with the projection with otch, the otch is shaped as a word, cross or rice word, forms unidirectional dynamic Sealing ring.
12. quick union component as claimed in claim 1, it is characterised in that the female joint includes the One outer pipe clamping head and the joint female seat being socketed on the outside of the outer pipe clamping head in part described first.
13. quick union component as claimed in claim 9, it is characterised in that the sub- joint includes the Two outer pipe clamping heads and the transfusion pipe connections being socketed on the outside of the outer pipe clamping head in part described second.
14. a kind of induction system of interventional medical device, it is characterised in that including:
Delivery conduit;
Handleset;And
Quick union component as described in any one of claim 1~13;
Wherein, the delivery conduit includes outer sheath and the interior tube assembly being arranged in the outer sheath, institute Stating interior tube assembly is used to load interventional medical device, and the outer sheath includes preceding outer sheath and rear outer sheath, institute The two ends for stating quick union component are connected with the preceding outer sheath and the rear outer sheath respectively, the rear epitheca The other end of pipe is connected with the Handleset.
15. the induction system of interventional medical device as claimed in claim 14, it is characterised in that the public affairs The cavity of joint is connected with the tube chamber of the preceding outer sheath, collectively forms reserved sheath tube passage.
16. a kind of induction system of interventional medical device, it is characterised in that including:
Delivery conduit;
Handleset;
Pin end as described at least two of quick union component as described in any one of claim 1~13, including First pin end and the second pin end;And
The female joint of quick union component as described in any one of claim 1~13, second public access Head is detachably connected with the female joint;
Wherein, the second binding end of the first binding end of first pin end and second pin end passes through The engaging member of first pin end is connected;
The delivery conduit includes outer sheath and the interior tube assembly being arranged in the outer sheath, said inner tube Component is used to load interventional medical device, and the outer sheath includes preceding outer sheath and rear outer sheath, described preceding outer Sheath is connected with first pin end, the two ends of the rear outer sheath respectively with the female joint and the hand Handle component is connected.
17. a kind of application process of induction system as claimed in claim 14, it is characterised in that including:
S1:It will be loaded with the induction system feeding precalculated position of the first interventional medical device;
S2:By controlling the Handleset to withdraw the outer sheath and the quick union component directly together It is released to first interventional medical device from the outer sheath;
S3:When needing to convey the second interventional medical device to precalculated position, by the quick union component Female joint is separated with pin end, and the preceding outer sheath being connected by the pin end and with the pin end is retained In current location, the rear outer sheath and said inner tube being connected by the female joint, with the female joint Component withdraw together until said inner tube component withdrawn from completely from the preceding outer sheath, the pin end and with Reserved sheath tube passage is formed in the connected preceding outer sheath of the pin end;
S4:The induction system for being mounted with the second interventional medical device is imported along the reserved sheath tube passage, and will The pin end of the induction system for being mounted with the second interventional medical device and the public affairs for residing in the current location Joint is connected by the engaging member matched;
S5:Will correspondence by the Handleset for the induction system that the second interventional medical device is mounted with described in control The outer sheath and the quick union component is withdrawn together until second interventional medical device is from described It is released in outer sheath;
S6:Step S3~S5 is performed repeatedly until when need not convey overlay film frame to precalculated position again, control is most The Handleset of the induction system imported afterwards is by all quick union components and all with the quick union component Connected delivery conduit is withdrawn together.
CN201610087732.8A 2016-02-16 2016-02-16 Quick union component, transportation system and its application method Active CN107080604B (en)

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Address after: No. 3399 Lane 1, Kangxin Highway, Pudong New District, Shanghai, 201318

Patentee after: Shanghai Minimally Invasive Heart Vein Medical Technology Co., Ltd.

Address before: No. 3399 Lane 1, Kangxin Highway, Pudong New District, Shanghai, 201318

Patentee before: Minimally invasive medical technology (Shanghai) Co., Ltd.

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