CN107376093A - Seal wire turns round control device - Google Patents
Seal wire turns round control device Download PDFInfo
- Publication number
- CN107376093A CN107376093A CN201611037223.0A CN201611037223A CN107376093A CN 107376093 A CN107376093 A CN 107376093A CN 201611037223 A CN201611037223 A CN 201611037223A CN 107376093 A CN107376093 A CN 107376093A
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- China
- Prior art keywords
- seal wire
- control device
- connecting portion
- round control
- turns round
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M25/09041—Mechanisms for insertion of guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09116—Design of handles or shafts or gripping surfaces thereof for manipulating guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
- A61M2025/09125—Device for locking a guide wire in a fixed position with respect to the catheter or the human body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/12—Blood circulatory system
- A61M2210/127—Aorta
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of seal wire to turn round control device, and specifically, the seal wire, which turns round control device, includes main body and the cap being connected with main body；Main body includes a cavity segment, for the first connecting portion mutually fixed with cap and the compressible petal design with expansion；First connecting portion is fixedly connected between cavity segment and petal design；Body interior is hollow structure, for placing seal wire；Petal design is used to lock seal wire；Cap includes second connecting portion, transitional region and the 3rd connecting portion being connected with pipe joint element to match with first connecting portion；Transitional region is fixedly connected between second connecting portion and the 3rd connecting portion, for tightening up petal design；It is all hollow structure inside cap, for accommodating main body and the seal wire.The present invention can be used for Transcaheter cloure (TACE), can locking catheters, control seal wire be mobile and rotation and marks seal wire position etc..
Description
Technical field
The present invention relates to medical instruments field, relates more specifically to a kind of seal wire and turns round control device.
Background technology
PCI is the emerging therapeutic method between surgical intervention and medical treatment, is not operating on exposed focus
In the case of, the minim channel of several millimeters of diameter is done on blood vessel, skin, or through the original pipeline of human body, in image documentation equipment (example
Such as：Angiography machine, fluoroscopic machine, CT, MR, B ultrasound etc.) guiding under the minimum treatment side of the wound locally treated to focus
Method, have wound it is small, it is easy, safely, effectively, few intercurrent disease and obvious the advantages of shortening the hospital stays.
Chinese annual onset of liver cancer number accounts for the 53% of the whole world, during the patient more than 70% has been when making a definite diagnosis more than 400,000
Late period, PCI become the most important treatment means for being unable to surgery excision liver cancer, Transcaheter cloure
(TACE) it is the most used, most ripe interventional technique at present, is dabbling drug concentration height one of the characteristics of this treatment, such as
Liver cancer hepatic arterial infusion will be higher by 100-400 times than the drug concentration of intravenously administrable, and high concentration chemotherapy can play a large amount of killings
The effect of tumour cell, and can mitigate systemic adverse reactions, so one of important method as anticancer therapy；The second is blood vessel
Embolism is acted on, and after tumor vessel blocks, tumor tissues are denatured because of ischemic, necrosis.
Classical Transcaheter cloure (TACE) treatment be by conduit by suppository such as super liquid lipiodol and
The mixed emulsion injection tumor locus of various chemotherapeutics plays local lethal effect, other conventional suppository such as PVA microballoons and
Gelfoam, the effect of mechanical plug supply artery of the tumor is then only served during unsupported chemotherapeutics.
In TACE operations, doctor cuts an osculum from the femoral artery at patient thigh's root, under x-ray fluoroscopy, will make
Shadow conduit drives in the wrong direction along cavity of resorption artery is inserted into coeliac trunk artery until arteria hepatica, injection contrast agent observe tumour feelings in blood supply and liver
Condition, and find can be further close to the blood flow paths of tumour, after determining smaller blood flow paths, by microtubular and micro-
Seal wire is combined, and is carried out super selection to diseased region along the blood flow paths chosen through above-mentioned angiography catheter, is made microtubular
Head end withdraws from micro-wire closer to tumor locus.Afterwards, lipiodol and antineoplastic can be injected into tumor vessel by doctor.
In the anabolic process of above-mentioned microtubular and micro-wire, because micro-wire surface scribbles hydrophilic coating, non-ordinary light
It is sliding and small-sized, it is unfavorable for doctor's movement and rotation.
Further, since microtubular and micro-wire are in the case of non-mutually locking, and it is very easy to relatively move, cause
Operation inconvenience even maloperation.
At present, two kinds of seal wire commercially be present and turn round control equipment：
A kind of is that traditional seal wire turns round control equipment, can be moved after seal wire screws and rotate seal wire, but can not be with leading
Pipe locks, and seal wire can move freely in conduit in surgical procedure, influence operation technique.
Another kind is that the seal wire for being capable of locking catheters turns round control equipment, but the seal wire, which turns round control equipment, to be bonded using seal wire tail end
The mode on control device is turned round in seal wire, the length that seal wire head end stretches out conduit can not be adjusted, diseased region can not smoothly be reached by having
Risk.
Above-mentioned background technology discloses two kinds of traditional seal wires and turns round control equipment, and the deficiency being primarily present is：
(1) seal wire turns round control equipment and can not be locked seal wire and conduit, and seal wire can in the catheter freely in surgical procedure
It is mobile, influence operation technique；
(2) seal wire tail end be locked in seal wire turn round control equipment on, although can locking catheters, due to tail end lock, nothing
Method regulation seal wire head end stretches out the length of conduit, possibly can not smoothly reach lesion.
Therefore, this area still lacks a kind of seal wire torsion control equipment, and seal wire torsion control equipment can be controlled freely as needed to be led
Silk is fixed or mobile or rotates.
The content of the invention
It is an object of the invention to provide one kind can apply the seal wire in Transcaheter cloure (TACE)
Control device is turned round, seal wire torsion control device, which can be fixed, is put into seal wire therein, and it is moved or rotated as needed,
Adjust the length that seal wire stretches out conduit.
In the first aspect of the present invention, there is provided a kind of seal wire turns round control device, the seal wire turn round control device include main body with
And the cap being connected with the main body；The main body include a cavity segment, for mutually fixed with the cap first connecting portion, with
And the compressible petal design with expansion；The first connecting portion be fixedly connected on the cavity segment and the petal design it
Between；The body interior is hollow structure, for placing seal wire；The petal design is used to lock seal wire；The cap include with
Second connecting portion, transitional region and the 3rd connecting portion being connected with pipe joint element that the first connecting portion matches；Institute
State transitional region to be fixedly connected between the second connecting portion and the 3rd connecting portion, for tightening up the petal design；
It is all hollow structure inside the cap, for accommodating the main body and the seal wire.
In another preference, locked between the main body and the cap by screw thread.
In another preference, the first connecting portion is external thread structure, and the second connecting portion is female thread structure,
The external thread structure matches with described female thread structure.
In another preference, pass through buckle and threaded connection between the main body and the cap.
In another preference, the first connecting portion be flexible Telescopic button, the second connecting portion
The groove to match for the button.
It is hollow structure in another preference, inside the transitional region, and hollow space is shaped as taper surface, institute
It is S that taper surface, which is stated, close to the area of section of the second connecting portion2, the area of section close to the 3rd connecting portion is S3, and S2
＞ S3。
In another preference, the main body is additionally provided with outer rim projection, and described outer rim projection is between the described first connection
Between portion and the petal design；The cap is provided with internal interference section, the internal interference section be located at the second connecting portion and
Between the transitional region；The raised and described internal interference section of the outer rim is used to protect the petal design.
In another preference, the 3rd connecting portion is provided with locking screw thread and female Luer, for the conduit
Connector is connected.
In another preference, the female Luer is 6: 100 standard luer fittings.
In the second aspect of the present invention, there is provided a kind of seal wire turns round control equipment, the seal wire turn round control equipment include seal wire, on
The seal wire stated turns round control device, pipe joint element and conduit.
In another preference, the cap end that the seal wire turns round control device is connected with one end of the pipe joint element, institute
The other end for stating pipe joint element is connected with the conduit；The pipe joint element and the catheter interior are hollow knot
Structure；The hollow space that the seal wire turns round control device, the pipe joint element and the conduit from the seal wire passes through.
In another preference, the seal wire, which is located at, turns round the part for controlling device close to the seal wire provided with mark, for sentencing
The disconnected seal wire stretches out the length of the conduit.
It is described to mark the distance between mark point, the two neighboring white marking point phase for being in another preference
Together.
In another preference, the distance between described two neighboring white marking point d is 10-300mm.
In another preference, the pipe joint element is provided with locking screw thread and female Luer, for being fixedly connected on
State the cap end that seal wire turns round control device.
It should be understood that within the scope of the present invention, above-mentioned each technical characteristic of the invention and have in below (eg embodiment)
It can be combined with each other between each technical characteristic of body description, so as to form new or preferable technical scheme.As space is limited, exist
This no longer tires out one by one states.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to do and simply introduce, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is that the seal wire in an example of the invention turns round control schematic device.
Fig. 2 is the agent structure schematic diagram in an example of the invention.
Fig. 3 is the profile on section B-B after the agent structure insertion seal wire in Fig. 2.
Fig. 4 is the stereogram of the petal design in an example of the invention.
Fig. 5 is the cap schematic diagram in an example of the invention.
Fig. 6 is profile of the cap on C-C sections in Fig. 5.
Fig. 7 is the stereogram of the female Luer in an example of the invention.
Fig. 8 is that the seal wire in an example of the invention turns round control device, conduit, seal wire assembling schematic diagram.
In each accompanying drawing, each sign is as follows：
1- main bodys；
2- caps；
3- external screw threads；
4- outer rims are raised；
5- cavity segments；
6- seal wires；
7- petal designs；
8- internal threads；
Interference section inside 9-；
10- inner chambers taper surface；
11- locking screw threads；
12- female Luers；
13- seal wire mark points；
14- seal wires turn round control device；
15- seal wires are turned round at control device locking seal wire；
16- seal wires turn round control device locking catheters joint；
17- pipe joint elements.
Embodiment
The present inventor is by in-depth study extensively, and by largely screening, warp can be applied to by developing one kind first
The seal wire of more convenient operation in transcatheter arterial Chemoembolization (TACE) turns round control device.
Seal wire turns round control device
The invention provides a kind of seal wire to turn round control device, and it is that a kind of seal wire with specific structure turns round control device, and this is led
Silk, which turns round control device, includes main body and cap.
Typically, the main body and the cap mutually locking coordinate, and the main body is provided with petal design, the petal design
For elastomeric element, it can deploy or close, the cap is provided with transitional region, when the main body is assembled together with the cap,
The petal design is just clamped by the transitional region, and then the fixed seal wire being put into the seal wire torsion control device, can pass through
Control seal wire turns round control device and moves freely or rotate seal wire.It is described when the main body and the cap cancel immovable fitting state
Petal design is in deployed condition, then seal wire unmuzzles state, can be moved freely in conduit, and seal wire to be determined stretches out conduit
After head end distance, main body and cap are relocked.The present invention seal wire turn round control device solve conventional guidewire turn round control device can rotate or
Mobile but stationarity is poor, or can fix but can not change seal wire and stretch out the problems such as seal wire turns round control device length.
In another preference, the material of the petal design is engineering plastics, such as makrolon, ABS, nylon, poly- third
Alkene and polyformaldehyde etc..
In another preference, the hollow structure inside the hollow structure of the body interior and the cap is coaxial.
In another preference, the length of the main body is 20-50mm.
In another preference, the cavity segment of the main body is hollow cylinder structure, and the external diameter of the cavity segment is 0.5-
10mm。
In another preference, the internal diameter of the cavity segment is 2-7mm.
In another preference, the length of the cavity segment is 10-45mm.
In another preference, it is 0.5-10mm that the first connecting portion, which connects segment length with the second connecting portion,.
In another preference, the raised length of the outer rim is 0.3-2mm.
In another preference, the length of the petal design is 1.0-7.0mm.
In another preference, the ratio between external diameter of the external diameter of the petal design and the cavity segment is 0.8-1.5.
In another preference, the inner hollow of the petal design, a diameter of 0.1-1.1mm of hollow space.
In another preference, the length of the cap is 10-30mm.
In another preference, the internal diameter of the second connecting portion is 0.2-5.0mm.
In another preference, the length of the internal interference section is 0.3-9.5mm.
In another preference, the ratio between the internal diameter of the internal interference section and the internal diameter of the second connecting portion are 0.2-
0.8。
In another preference, the length of the transitional region is 0.4-7.5mm.
Seal wire turns round control equipment
Control equipment is turned round the invention provides a kind of seal wire, the seal wire, which turns round control equipment, has a specific structure, including seal wire,
Above-mentioned seal wire turns round control device, pipe joint element and conduit.
Typically, the cap end of the seal wire torsion control device is connected with one end of the pipe joint element, and the conduit connects
The other end of fitting is connected with the conduit；The pipe joint element and the catheter interior are hollow structure；It is described to lead
The hollow space that silk turns round control device, the pipe joint element and the conduit from the seal wire passes through.Seal wire insertion seal wire is turned round
Control device, after main body and cap spin locking seal wire, the seal wire turn round control device by 6: 100 standard luer fittings (sun) on cap and
6: 100 standard luer fittings (the moon) of conduit are attached, and the relative position of lockable seal wire and conduit, prevent leading for seal wire
Moved freely in pipe；After main body is fixedly connected with cap cancellation, adjustable section guide wire stretches out the length of conduit, in addition, adding on seal wire
It after marking, can clearly observe that seal wire turns round relative position of the control device on seal wire, judge that seal wire stretches out conduit with this
Length, realize and smoothly reach the purpose of lesion.
In another preference, the seal wire, which turns round control device, can not include conduit.
In another preference, the locking screw thread and 6: 100 that one end of the cap is provided with is locked described in female Luers (sun)
One end of pipe joint element is provided with locking screw thread and 6: 100 locking female Luers (the moon), and the cap can with the pipe joint element
By locking screw thread and female Luer spin locking, form seal wire and turn round control device locking catheters joint.
In another preference, the mark is scale value.
Main advantages of the present invention include：
(a) being capable of locking catheters.
(b) seal wire can be controlled mobile and rotated.
(c) seal wire position can be marked.
Therefore, seal wire of the invention torsion control device, which can be fixed effectively, is put into seal wire therein, and it is entered as needed
Row is mobile or rotation, regulation seal wire stretch out the length of conduit.
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention
Rather than limitation the scope of the present invention.In addition, accompanying drawing is schematic diagram, therefore apparatus of the present invention and equipment are not shown by described
Size or the ratio limitation of intention.
It should be noted that in the claim and specification of this patent, such as first and second or the like relation
Term is used merely to make a distinction an entity or operation with another entity or operation, and not necessarily requires or imply
Any this actual relation or order be present between these entities or operation.Moreover, term " comprising ", "comprising" or its
Any other variant is intended to including for nonexcludability so that process, method, article including a series of elements or
Equipment not only includes those key elements, but also the other element including being not expressly set out, or also include for this process,
Method, article or the intrinsic key element of equipment.In the absence of more restrictions, wanted by what sentence " including one " limited
Element, it is not excluded that other identical element in the process including the key element, method, article or equipment also be present.
Seal wire turns round control device
Fig. 1 shows that a kind of seal wire of Transcaheter cloure (TACE) turns round control device, and the seal wire turns round control dress
The main body 1 including may pass through seal wire and the cap 2 being connected with main body 1 are put, the two can be locked by screw thread, and inside main body 1 and cap 2
It is hollow.As shown in Fig. 2 main body 1 includes a cavity segment 5, for first connecting portion, the outer rim raised 4 fixed with the phase of cap 2 and can
The petal design 7 of compressing and expanding, the first connecting portion are fixedly connected between the cavity segment 5 and the petal design 7,
The first connecting portion is external screw thread 3.Fig. 3 inserts the profile after seal wire on section B-B, such as Fig. 3 for the main body 1 in Fig. 2
Shown, the inner hollow of main body 1, hollow space is used to place seal wire 6.As shown in figure 4, the inner hollow of petal design 7,
4 parts can be divided into, have certain interval between various pieces, therefore, the various pieces of the petal design 7 are certain with regard to that can have
Activity space, can compress or unclamp the seal wire 6 being placed therein.
Fig. 5 shows the machine structure of the cap 2 to match with aforementioned body 1, and Fig. 6 is profiles of the Fig. 5 along C-C sections, enters one
Step shows the internal structure of cap 2, with reference to Fig. 2 as can be seen that cap 2 includes second connecting portion, internal interference section 9, transitional region
And the 3rd connecting portion.It is all hollow structure inside the cap 2, hollow space is used to accommodate the main body 1 and the seal wire 6.
The second connecting portion is the internal thread 8 being engaged with external screw thread 3.Outer rim projection 4 between external screw thread 3 and petal design 7,
Between internal thread 8 and the transitional region, outer rim projection 4 and internal interference section 9 are used to protect the flower internal interference section 9
Valve structure 7.The transitional region is inner chamber taper surface 10, and the inner chamber taper surface 10 is larger close to the area of section of internal thread 8,
Sectional area close to the 3rd connecting portion is smaller.When seal wire 6 penetrates the cap 2 and main body 1 that the seal wire turns round control device successively
Behind inner chamber, internal thread 8 and external screw thread 3 are screwed, the petal design 7 of the head end of main body 1 is compressed, and can tightly hold onto seal wire 6, then lead
Silk 6 is fixed on seal wire and turned round on control device, and when rotating the tail handle of seal wire torsion control apparatus main body 1, seal wire 6 is turned round with seal wire
Control device rotates together, and mobile and rotation seal wire 6 function can be achieved；When main body 1 and cap 2 disassemble, petal design 7 is just located
In deployed condition, seal wire 6 can be controlled to stretch out the length of conduit.As shown in Figure 6 and Figure 7, the 3rd connecting portion is provided with locking
Screw thread 11 and female Luer 12, for being connected with pipe joint element, the specification of the female Luer 12 is 6: 100 standard Luers
Joint (sun).
Seal wire turns round control equipment
As shown in figure 8, the seal wire, which turns round control equipment, includes seal wire 6, above-mentioned seal wire turns round control device 14, pipe joint element 17
And conduit (not shown).The seal wire turns round control device 14 and fixes the seal wire 6 by seal wire torsion control device locking seal wire 15；
The seal wire torsion control device 14 is connected with the pipe joint element 17；The other end of the pipe joint element 17 is led with described
Pipe is connected.The pipe joint element 17 and the catheter interior are hollow structure；The seal wire 6 turns round control dress from the seal wire
The hollow space for putting the 14, pipe joint element 17 and conduit passes through.With reference to Fig. 6 as can be seen that the pipe joint element 17
Locking screw thread and female Luer are again provided with, the female Luer is 6: 100 locking female Luers (the moon), can be with the 6 of cap 2:
100 locking female Luer (sun) spin lockings, form seal wire and turn round and control device locking catheters joint 16, such conduit, seal wire 6 and
Seal wire is turned round control device 14 and can be fixed together, and prevents the moving freely in conduit of seal wire 6.Meanwhile when need adjust seal wire 6 exist
During the length that conduit head end stretches out, cap 2 and the screw thread of main body 1 can be unclamped, expands the petal of the head end of main body 1, then seal wire releases
It bound state, can be moved freely in conduit, after seal wire 6 to be determined stretches out conduit head end distance, relock main body 1 and cap 2
Screw thread.
The seal wire 6 is located at seal wire mark point 13 of the part provided with white that control device 14 is turned round close to the seal wire, is used for
Judge that the seal wire 6 stretches out the length of the conduit, significantly observe the relative position of seal wire 6, seal wire torsion control device 14 and conduit,
Doctor's operating time is reduced, is lowered into the x-ray dose of body.In addition, between two neighboring white seal wire mark point 13
Apart from identical, its distance d is 30mm.
Screw thread of the invention by screwing main body and cap, the compression and expansion of main body head end petal design can be achieved, to lock
Determine seal wire and seal wire turns round the relative position of control device, free mobile and rotation seal wire.Meanwhile the female Luer lockable on cap
Tail end of conduit, fixed seal wire, seal wire turn round the relative position of control device and conduit, prevent moving freely for seal wire.It is white on seal wire
Color marker point can specify the length that seal wire stretches out conduit head end, convenient operation.
All it is incorporated as referring in this application in all documents that the present invention refers to, it is independent just as each document
It is incorporated as with reference to such.In addition, it is to be understood that after the above-mentioned instruction content of the present invention has been read, those skilled in the art can
To be made various changes or modifications to the present invention, these equivalent form of values equally fall within the model that the application appended claims are limited
Enclose.
Claims (10)
1. a kind of seal wire turns round control device, it is characterised in that the seal wire, which turns round control device, to be included main body and be connected with the main body
The cap connect；
The main body includes a cavity segment, for the first connecting portion mutually fixed with the cap and the compressible flower with expansion
Valve structure；
The first connecting portion is fixedly connected between the cavity segment and the petal design；
The body interior is hollow structure, for placing seal wire；
The petal design is used to lock seal wire；
Second connecting portion that the cap includes matching with the first connecting portion, transitional region and it is connected with pipe joint element
The 3rd connecting portion；
The transitional region is fixedly connected between the second connecting portion and the 3rd connecting portion, for tightening up the petal
Structure；
It is all hollow structure inside the cap, for accommodating the main body and the seal wire.
2. seal wire as claimed in claim 1 turns round control device, it is characterised in that passes through screw fastening between the main body and the cap
It is fixed.
3. seal wire as claimed in claim 1 turns round control device, it is characterised in that between the main body and the cap by buckle and
Threaded connection.
4. seal wire as claimed in claim 1 turns round control device, it is characterised in that it is hollow structure inside the transitional region, and
Hollow space is shaped as taper surface, and the taper surface is S close to the area of section of the second connecting portion2, close to described the
The area of section of three connecting portions is S3, and S2＞ S3。
5. seal wire as claimed in claim 1 turns round control device, it is characterised in that the main body is additionally provided with outer rim projection, described
Outer rim projection is between the first connecting portion and the petal design；The cap is provided with internal interference section, the internal mistake
The section that is full of is between the second connecting portion and the transitional region；The raised and described internal interference section of the outer rim is used to protect
The petal design.
6. seal wire as claimed in claim 1 turns round control device, it is characterised in that the 3rd connecting portion be provided with locking screw thread and
Female Luer, for being connected with the pipe joint element.
7. seal wire as claimed in claim 6 turns round control device, it is characterised in that the female Luer is 6：100 standard Luers connect
Head.
8. a kind of seal wire turns round control equipment, it is characterised in that it is any including seal wire, such as claim 1-7 that the seal wire turns round control equipment
Described seal wire turns round control device, pipe joint element and conduit.
9. seal wire as claimed in claim 8 turns round control equipment, it is characterised in that is led with described at the cap end that the seal wire turns round control device
One end of pipe connections is connected, and the other end of the pipe joint element is connected with the conduit；The pipe joint element with
The catheter interior is hollow structure；The seal wire is turned round control device, the pipe joint element from the seal wire and described led
The hollow space of pipe passes through.
10. seal wire as claimed in claim 8 turns round control equipment, it is characterised in that the seal wire is located at turns round control close to the seal wire
The part of device is provided with mark, for judging that the seal wire stretches out the length of the conduit；The pipe joint element is provided with locking
Screw thread and female Luer, the cap end of control device is turned round for being fixedly connected on the seal wire.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037223.0A CN107376093A (en) | 2016-11-18 | 2016-11-18 | Seal wire turns round control device |
| PCT/CN2017/111870 WO2018090992A1 (en) | 2016-11-18 | 2017-11-20 | Guide wire torsion control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611037223.0A CN107376093A (en) | 2016-11-18 | 2016-11-18 | Seal wire turns round control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107376093A true CN107376093A (en) | 2017-11-24 |
Family
ID=60338267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611037223.0A Pending CN107376093A (en) | 2016-11-18 | 2016-11-18 | Seal wire turns round control device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107376093A (en) |
| WO (1) | WO2018090992A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110898311A (en) * | 2019-12-18 | 2020-03-24 | 苏州恒瑞迪生医疗科技有限公司 | Microcatheter system and methods of packaging and using same |
| CN111513818A (en) * | 2020-05-12 | 2020-08-11 | 安徽一升医疗设备有限公司 | Rotary grinding interventional therapeutic apparatus for treating coronary artery calcification lesion |
| CN112220556A (en) * | 2020-12-14 | 2021-01-15 | 上海微创电生理医疗科技股份有限公司 | Medical catheter and medical equipment |
| CN112423822A (en) * | 2018-05-18 | 2021-02-26 | 巴德外周血管股份有限公司 | Catheter with flared tip |
| CN112451838A (en) * | 2020-11-23 | 2021-03-09 | 湖南埃普特医疗器械有限公司 | Yarn guide seat |
| CN113633874A (en) * | 2021-09-07 | 2021-11-12 | 苏州茵络医疗器械有限公司 | Wire guide seat and catheter wire guide system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023227203A1 (en) | 2022-05-24 | 2023-11-30 | Straub Medical Ag | Holder for holding a guidewire |
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| CN111513818A (en) * | 2020-05-12 | 2020-08-11 | 安徽一升医疗设备有限公司 | Rotary grinding interventional therapeutic apparatus for treating coronary artery calcification lesion |
| CN112451838A (en) * | 2020-11-23 | 2021-03-09 | 湖南埃普特医疗器械有限公司 | Yarn guide seat |
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| CN113633874A (en) * | 2021-09-07 | 2021-11-12 | 苏州茵络医疗器械有限公司 | Wire guide seat and catheter wire guide system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018090992A1 (en) | 2018-05-24 |
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