CN205866731U - Make measuring catheter's tool - Google Patents
Make measuring catheter's tool Download PDFInfo
- Publication number
- CN205866731U CN205866731U CN201620548311.6U CN201620548311U CN205866731U CN 205866731 U CN205866731 U CN 205866731U CN 201620548311 U CN201620548311 U CN 201620548311U CN 205866731 U CN205866731 U CN 205866731U
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- Prior art keywords
- mandrel
- supporting part
- tool
- conduit
- control section
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Abstract
The utility model provides a make measuring catheter's tool, it includes: a make measuring catheter's tool which characterized in that: including first dabber, be formed with first supporting part on the side surface of its one end, and the second dabber, being formed with the second supporting part on the side surface of its one end, first dabber is separable with the second dabber to the one end of first dabber and the butt joint of the one end of second dabber, thus make first supporting part and second supporting part constitute for the concave part jointly. The utility model relates to an among the make measuring catheter's tool, first dabber is separable with the second dabber to the first supporting part of first dabber constitutes for the concave part with the second supporting part of second dabber is common, can make the measuring catheter who makes have from this and can be used for carrying the sensor concave part, and so as to reduces to carry the cross -sectional height that has the measuring catheter of sensor.
Description
Technical field
The present invention relates to a kind of tool manufacturing and measuring conduit.
Background technology
For many blood vessel kind disease such as coronary heart disease, typically require in its diagnosis and therapeutic process and survey in lesion region
Measure some physiological parameters such as blood pressure, oxygen saturation, blood pH etc..The mode measuring employing currently for above-mentioned parameter
Such as there is measurement conduit.The outer surface of this measurement conduit is provided with the sensor for detecting above-mentioned physiological parameter.Doctor
Deng by measuring at the stenotic lesion by the lesion region such as blood vessel in such measurement catheter positioning to human body body,
Thus the physiological parameter needed for obtaining.
But, such measurement conduit (sometimes referred to as " medical measurement conduit ") is the most cylindrical, if directly will use
It is arranged in the sensor measuring physiological parameter on the outer surface measuring conduit, owing to sensor itself has thickness, therefore,
It is provided with the depth of section measuring conduit after sensor the most correspondingly to increase.Owing to such measurement conduit it is frequently necessary to enter
At the stenotic lesion of the coronary vasodilator in such as body, therefore, directly sensor is arranged on the outer weekly form of measurement conduit
The depth of section of conduit can be increased on face, cause such conduit to be likely to produce obstruction at Ink vessel transfusing when blood vessel moves and make
With, introduce more measurement error.It addition, conduit local size is excessive, the difficulty entering lesion region, impact operation can be increased
Success rate.
Summary of the invention
The present invention completes in view of above-mentioned current condition, its object is to provide a kind of manufacture to measure controlling of conduit
Tool so that the measuring conduit and can be easy to the installation of sensor and fix of manufacture, the conduit being simultaneously substantially reduced sensor site cuts
Face height, reduces the measurement error to physiological parameter.
To this end, the invention provides a kind of tool manufacturing and measuring conduit, it is characterised in that: including: the first mandrel, one
It is formed with the first supporting part on the side surface of end；And second mandrel, the side surface of its one end is formed the second supporting part, institute
State the first mandrel separable with described second mandrel, and described one end of described first mandrel and described second mandrel is described
One end is docked, so that described first supporting part and described second supporting part collectively form as recess.
Manufacturing in the tool measuring conduit in involved in the present invention, the first mandrel and the second mandrel are separable, and the
First supporting part of one mandrel and the second supporting part of the second mandrel collectively form as recess, thus can make obtained measurement
Conduit have may be used for carry sensor recess such that it is able to reduce be equipped with sensor measure conduit depth of section.
It addition, manufacture in the tool measuring conduit in involved in the present invention, alternatively, the bottom surface of described recess is smooth
Face.Thereby, it is possible to make the obtained measurement conduit bottom surface with the recess that bottom surface is tabular surface carry sensing more easily
Device.
It addition, manufacture in the tool measuring conduit in involved in the present invention, alternatively, described first supporting part is along institute
The axis direction stating the first mandrel is arranged, described second supporting part is arranged along the axis direction of described second mandrel.
It addition, manufacture in the tool measuring conduit in involved in the present invention, alternatively, at least bag of described first mandrel
The part including at least described second supporting part of the part containing described first supporting part and described second mandrel is with described first
The outer peripheral face of mandrel docks with the outer peripheral face continuous print mode of described second mandrel.In this case, it is possible to make the first carrying
Portion docks with being connected with the second supporting part, is conducive to being formed the recess of given shape when manufacturing and measuring conduit.
It addition, manufacture in the tool measuring conduit, alternatively, in described second mandrel surface in involved in the present invention
And described second supporting part interval predetermined distance position, be provided with location division.Thus, can survey when manufacturing and measuring conduit
Predetermined distance on the outer surface of amount conduit forms recess.
It addition, manufacture in the tool measuring conduit in involved in the present invention, alternatively, described location division is along described
The projection that the outer surface of the second mandrel is arranged.In this case, it is possible to easily by measurement catheter positioning to be produced
Position in regulation.
It addition, manufacture in the tool measuring conduit in involved in the present invention, alternatively, described first mandrel is formed
There is first control section, described second mandrel is formed with second control section, by fixing described first control section and institute respectively
State second control section, make described first supporting part dock continuously with described second supporting part.
It addition, measure the tool of conduit in involved in the present invention manufacturing, alternatively, described first control section includes first
Stationary plane, described second control section includes the second stationary plane, described first stationary plane and described second stationary plane towards identical.
Thereby, it is possible to be easy to the first mandrel and the docking of the second mandrel and location.
It addition, measure the tool of conduit involved in the present invention manufacture, alternatively, the position of described location division can be along
The axis direction of described second mandrel adjusts.In this case, it is possible to it is fixed to adjust according to the needs arranging recess in difference
The position in position portion, increases the involved in the present invention suitability manufacturing the tool measuring conduit.
Additionally, measure the tool of conduit involved in the present invention manufacture, alternatively, institute is comprised at described first mandrel
The end face stating the first supporting part is formed with protuberance, and the end face comprising described second supporting part at described second mandrel is formed recessed
Portion, described protuberance cooperates with recess.Thereby, it is possible to make the first supporting part and the second supporting part convenient and join securely
Close.
According to the tool manufacturing measurement conduit provided by the present invention, it is possible to make obtained measurement conduit have and can use
In carrying sensor recess such that it is able to reduce the depth of section measuring conduit being equipped with sensor.
Accompanying drawing explanation
Fig. 1 shows the stereochemical structure signal manufacturing the tool measuring conduit involved by embodiments of the present invention
Figure；
Another stereochemical structure manufacturing the tool measuring conduit that Fig. 2 shows involved by embodiments of the present invention is shown
It is intended to；
Fig. 3 shows the first mandrel and second manufacturing the tool measuring conduit involved by embodiments of the present invention
Mandrel is in the structural representation of released state；
Fig. 4 shows the schematic cross-section along the length direction manufacturing the tool measuring conduit shown in Fig. 1；
Fig. 5 shows the manufacture method signal using the tool manufacture involved by embodiments of the present invention to measure conduit
Figure；
Fig. 6 shows and utilizes the process schematic manufacturing the tool manufacture measurement conduit measuring conduit；
Fig. 7 shows and utilizes the process schematic manufacturing the tool manufacture measurement conduit measuring conduit；
Fig. 8 is by the structural representation measuring conduit manufactured obtained by the tool measuring conduit；
Fig. 9 is to illustrate that the stereochemical structure manufacturing the tool measuring conduit involved by another embodiment of the invention is shown
It is intended to.
Symbol description:
1 ... the tool of manufacture measurement conduit, 2 ... measurement conduit, 10 ... the first mandrel, 12 ... first control section, 12a ... the
One stationary plane, 14 ... the first supporting part, 14a ... the first tabular surface, 20 ... the second mandrel, 22 ... second control section, 22a ... second
Stationary plane, 24 ... the second supporting part, 24a ... the second tabular surface, 30 ... recess, 32 ... tabular surface, 40 ... location division.
Detailed description of the invention
Hereinafter, with reference to accompanying drawing, the preferred embodiment of the present invention is explained.In the following description, for identical
Parts give identical symbol, the repetitive description thereof will be omitted.It addition, accompanying drawing the most schematically figure, parts chi each other
Very little ratio or the shape of parts etc. can be different from reality.
Fig. 1 shows the perspective view manufacturing the tool 1 measuring conduit involved by embodiments of the present invention.
Fig. 2 shows another perspective view manufacturing the tool 1 measuring conduit involved by embodiments of the present invention.Figure
3 show the first mandrel 10 and the second mandrel 20 manufacturing the tool 1 measuring conduit involved by embodiments of the present invention
It is in the structural representation of released state.
As it is shown in figure 1, the tool 1 that manufacturing involved by present embodiment measures conduit may be used for manufacturing measurement conduit.
Utilize the tool 1 involved by present embodiment, can be formed on the to be produced ad-hoc location measuring conduit and such as be used for
Carry the recess of sensor such that it is able to reduce the depth of section measuring conduit being equipped with sensor.
In the present embodiment, the measurement conduit obtained by tool 1 such as can use according to the function of sensor
Purposes to various parameters such as human lesion area measure blood pressure, oxygen saturation, blood pHs.Doctors etc. are by by such survey
Amount catheter positioning measures to the stenotic lesion of the lesion region such as blood vessel in human body body, thus the life needed for obtaining
Reason parameter.Especially, the tool 1 involved by present embodiment be applicable to manufacture the most such as measure in coronary vasodilator blood pressure,
The measurement conduit of the various physiological parameter such as oxygen saturation, blood pH.
Additionally, measurement conduit involved in the present invention is referred to as medical measurement conduit, or it is referred to as
Intravascular pressure measures conduit.
Tool 1 involved by present embodiment includes the first mandrel 10 and the second mandrel 20.First mandrel 10 and the second core
The mandrel that axle 20 can be formed a whole by the docking of respective axial end.In the present embodiment, the first mandrel 10 He
The constituent material of the second mandrel 20 is not particularly limited, and can be the hard metal such as alloy, steel, it is also possible to be other heat stability
Good hard macromolecular material.It addition, the first mandrel 10 and the second mandrel 20 can also be made up of magnetic material, in this situation
Under, the first mandrel 10 can be made to be coordinated by magnetic with the second mandrel 20.It addition, the first mandrel 10 and the second mandrel 20 are permissible
It is made up of identical material, it is also possible to be made up of different materials.Additionally, the first mandrel 10 and the second mandrel 20 can be hollow
Body, it is also possible to for solid.
As depicted in figs. 1 and 2, the first mandrel 10 is in strip.On the side surface of one end of the first mandrel 10, it is formed
First supporting part 14 (seeing Fig. 3).The other end at the first mandrel 10 is formed with first control section 12 (being described later on).
It addition, as depicted in figs. 1 and 2, the second mandrel 20 is also in strip.Side surface in one end of the second mandrel 20
On, it is formed with the second supporting part 24.The other end at the second mandrel 20 is formed with second control section 22 (being described later on).
As it has been described above, the first mandrel 10 is formed with the first supporting part 14, the second mandrel 20 is formed with the second supporting part 24.By
This, by second supporting part 24 that is formed of one end being formed with the first supporting part 14 of the first mandrel 10 and the second mandrel 20
One end is docked, so that the first supporting part 14 and the second supporting part 24 collectively form recess 30.That is, recess 30 is by the first carrying
Portion 14 and the second supporting part 24 are constituted.
It addition, part and second mandrel 20 including at least the first supporting part 14 of the first mandrel 10 including at least second
The part of supporting part 24 is docked with the outer peripheral face of the first mandrel 10 and the outer peripheral face continuous print mode of the second mandrel 20.By so
Mode, make the first supporting part 14 of the first mandrel 10 dock smoothly with the second supporting part 24 of the second mandrel 20 and accurately fixed
Position.
In the present embodiment, the first mandrel 10 is separable with the second mandrel 20.Namely first mandrel 10 can be according to need
To fit together with the second mandrel 20, it is also possible to separate with the second mandrel 20 as required.In this case, due to first
Mandrel 10 is separable with the second mandrel 20, therefore, makes measurement conduit 2 (ginseng at the tool 1 utilized involved by present embodiment
See Fig. 8) time, it is possible to after forming recess 2b on the assigned position of the circumferential lateral surface of measurement conduit 2, by by the first mandrel 10
Separate with the second mandrel 20 and just can get side there is the measurement conduit 2 of recess 2b.
Fig. 4 shows the schematic cross-section along the length direction manufacturing the tool measuring conduit shown in Fig. 1.
In the present embodiment, as shown in Figure 4, the bottom surface of recess 30 is tabular surface.In such a case, it is possible to by controlling
Forming bottom surface on the surface measuring conduit 2 that tool 1 prepares is the recess of tabular surface, thus can will measure the sensing of physiological parameter
Devices etc. are conveniently mounted to the position of this tabular surface, reduce the depth of section measuring conduit after being mounted with sensor effectively.
In the present embodiment, the first supporting part 14 can be arranged along the axis direction of the first mandrel 10.That is, first
The length direction of supporting part 14 is parallel with the axis direction of the first mandrel 10.First supporting part 14 includes the first tabular surface 14a (ginseng
See Fig. 4).
It addition, the second supporting part 24 can be arranged along the axis direction of the second mandrel 20.That is, the second supporting part 24
Length direction is parallel with the axis direction of the second mandrel 20.Second supporting part 24 includes the second tabular surface 24a (seeing Fig. 4).
In the present embodiment, by making the first supporting part 14 arrange along the axis direction of the first mandrel 10, and make
Second supporting part 24 is arranged, thus, by the first tabular surface 14a and the second tabular surface 24a along the axis direction of the second mandrel 20
The axis direction cloth that tabular surface 32 (being described later on) entirety constituted is common after docking along the first mandrel 10 with the second mandrel 20
Put.
As it has been described above, tabular surface 32 is flat by the second of the first tabular surface 14a of the first supporting part 14 and the second supporting part 24
Smooth 24a is constituted.That is, a part (the such as first tabular surface 14a) for tabular surface 32 is arranged on the first mandrel 10, tabular surface 32
Another part (the such as second tabular surface 24a) be arranged on the second mandrel 20.
Specifically, tabular surface 32 can be respectively arranged at the first mandrel 10 and the second core by the certain proportion of its gross area
On axle 20.Such as, in certain embodiments, 1/3 (the such as first tabular surface 14a) of the surface area of tabular surface 32 is arranged on first
On mandrel, 2/3 (the such as second tabular surface 24a) of the surface area of tabular surface 32 is arranged on the second mandrel.It addition, it is real at some
Executing in example, 1/2 (the such as first tabular surface 14a) of the surface area of tabular surface 32 is arranged on the first mandrel 10, tabular surface 32
1/2 (the such as second tabular surface 24a) of surface area is arranged on the second mandrel 20.
It addition, in some embodiments, it is also possible to be that all surfaces of tabular surface 32 is long-pending be arranged on the first mandrel 10,
And the part only merely comprising a side of recess is arranged on the second mandrel 20.In this case, the first tabular surface 14a becomes
For tabular surface 32.Additionally, in some embodiments, it is also possible to be that all surfaces of tabular surface 32 is long-pending be arranged in the second mandrel 20
On, the part of the side only merely comprising recess is arranged on the first mandrel 10.In this case, the second tabular surface 24a
Become tabular surface 32.Additionally, the distribution that tabular surface 32 is on the first mandrel 10 and the second mandrel 20 can also be set in other ratio
Put, be not described in detail here.
In the present embodiment, the end face of the first mandrel 10 and the second mandrel 20 can be perpendicular to respective axis side respectively
To plane.It addition, the end face of the first mandrel 10 and the second mandrel 20 can also be angled with respective axis direction
Plane.
As it is shown in figure 1, in the present embodiment, tabular surface 32 reveals on the side surface of the first mandrel 10 and the second mandrel 20
Go out.Thus, during manufacturing measurement conduit, it is smooth for easily can forming bottom surface on the outer surface measuring conduit
The recess in face.
Additionally, on the surface of the second mandrel 20 and the second supporting part 24 is spaced the position of predetermined distance, be provided with location division
40.During manufacturing measurement conduit 2, by location division 40, can be to measuring the conduit 2 axis side along the second mandrel 20
To positioning.Thus, it is possible to arrange recess in the assigned position measuring conduit 2 outer surface easily.
In certain embodiments, location division 40 can be label symbol.Such as label symbol can be graduation mark, arrow etc.
Mark.In this case, when manufacturing measurement conduit, survey to be manufactured can be judged by such as naked eyes or microscope
Whether the end of amount conduit arrives at label symbol.
It addition, in certain embodiments, location division 40 can also be the prominent of the outer surface setting along the second mandrel 20
Rise.Owing to location division 40 is relative to the side surface projection of the second mandrel 20, therefore, when manufacturing measurement conduit 2, can be by making
Measurement conduit supports location division 40 and realizes location.It addition, this projection can be formed along the outer surface of the second mandrel 20
The projection being formed continuously, it is also possible to be formed along several projections that the outer surface interval of the second mandrel 20 is formed.Additionally,
Projection can use shaft shoulder structure.Furthermore, it is also possible to as arranging ring tankage in the shaft shoulder structure of projection further, so that fixed
Position is more firm.
Additionally, the position of location division 40 can adjust along the axis direction of the second mandrel 20.That is, location division 40 can be set
Being set to moveable structure, i.e. as required, location division 40 can be moved along the axis direction of the second mandrel 20, thus adjusts
Position on the second mandrel 20, the whole location division 40.Thereby, it is possible to adjust recess to measure supravasal forming position.
In the present embodiment, location division 40 can also be arranged on the first mandrel 10.In this case, location division 40
The most also can play measuring the effect that conduit 2 positions.
As it has been described above, be formed with first control section 12 on the first mandrel 10, the second mandrel 20 is formed second
Hold portion 22 (seeing Fig. 1 and Fig. 2).By adjustment fixing first control section 12 and second control section 22, can be to the first mandrel
10 and second mandrel 20 be fixed and position.
Specifically, by adjusting and fixing first control section 12, the first supporting part 14 can be made relative to the first mandrel
The axis of 10 in peripheral direction towards specific orientation.By adjusting and fixing second control section 22, the second carrying can be made
Portion 24 relative to the axis of the second mandrel 20 in peripheral direction towards the orientation identical with the first supporting part 14.Thus, in profit
When measuring conduit with the tool manufacture involved by present embodiment, the docking operation between the first mandrel 10 and the second mandrel 20
In, it is respectively facing specific orientation by the first supporting part 14 and the second supporting part 24, first on the first mandrel 10 can be made
Supporting part 14 docks smoothly with the second supporting part 24 on the second mandrel 20, thus constitutes continuous print tabular surface 32.
In the present embodiment, first control section 12 is not particularly limited with second control section 22 shape.Such as, such as Fig. 1
Shown in Fig. 2, first control section 12 is identical, the most substantially in semi-cylindrical with second control section 22 shape.
As it is shown on figure 3, first control section 12 is formed at the one end contrary with the first supporting part 14 on the first mandrel 10.?
In some embodiments, first control section 12 can include the first stationary plane 12a.Additionally, the first stationary plane 12a can be with tabular surface
32 are positioned at the identical towards (normal direction) of the part on the first mandrel 10, and the i.e. first stationary plane 12a can be with the first supporting part
The first tabular surface 14a's on 14 is identical towards (normal direction).
Second control section 22 is formed at the one end contrary with the second supporting part 24 on the second mandrel 20.In some embodiments
In, second control section 22 includes the second stationary plane 22a.Second stationary plane 22a can be positioned on the second mandrel 20 with tabular surface 32
Part identical towards (normal direction), the court of the second tabular surface 24a on the i.e. second stationary plane 22a and the second supporting part 24
Identical to (normal direction).
By holding first control section 12 and second control section 22 and regulating the first mandrel 10 and the second mandrel 20, make first
First tabular surface 14a of supporting part 14 and the second tabular surface 24a of the second supporting part 24 have identical towards.
Although in fig. 4 it is shown that the first tabular surface 14a of the first supporting part 14 fixes with the first of first control section 12
Face 12a's is identical towards (normal direction), but, the first tabular surface 14a of the first supporting part 14 and the of the second supporting part 24
Two tabular surface 24a towards can also be different.Such as, in certain embodiments, the first tabular surface 14a of the first supporting part 14
Towards (normal direction) and first control section 12 the first stationary plane 12a can differ 45° angle towards (normal direction).One
In a little embodiments, the first tabular surface 14a's of the first supporting part 14 is solid with the first of first control section 12 towards (normal direction)
That determines face 12a can differ 90 ° of angles towards (normal direction).
Although it addition, figure 4 illustrates the second tabular surface 24a of the second supporting part 24 and the second of second control section 22
Stationary plane 22a's is identical towards (normal direction), but the second tabular surface 24a of the second supporting part 24 and second control section 22
Second stationary plane 22a towards can also be different.Such as, in certain embodiments, the second tabular surface 24a of the second supporting part 24
The second stationary plane 22a towards (normal direction) and second control section 22 can differ 45° angle towards (normal direction).?
In some embodiments, the second tabular surface 24a of the second supporting part 24 and the second stationary plane 22a (normal side of second control section 22
To) 90 ° of angles can be differed.
Additionally, first control section 12 can also use different structures from second control section 22.As long as ensureing the first holding
Portion 12 and second control section 22 can be held or operation instrument holds by manual smoothly.By holding the first holding respectively
Portion 12 and second control section 22 such that it is able to adjust respectively and fix the first mandrel 10 and the second mandrel 20.
In the present embodiment, the first mandrel 10 and the second mandrel 20 can be the cylinders that diameter is roughly the same.Additionally,
When the tool 1 that utilizes involved by present embodiment manufactures and measures conduit 2, remotely located portion 40 on the first mandrel 10 and being not required to
It is nested into and measures the part of conduit 2 and can also use and be different from cylindrical shape.By such as measurement conduit 2 being carried out heat
Contracting technique so that it is form tabular surface measuring the position of regulation on conduit 2 surface.
Hereinafter, it is briefly described with reference to Fig. 5 to Fig. 8 and utilizes tool 1 involved by present embodiment to manufacture to measure conduit 2
Process.
Fig. 5 shows the manufacture method signal using the tool manufacture involved by embodiments of the present invention to measure conduit
Figure.Fig. 6 shows and utilizes the process schematic manufacturing the tool manufacture measurement conduit measuring conduit.Fig. 7 shows utilization
Manufacture the process schematic of the tool manufacture measurement conduit measuring conduit.Fig. 8 is by manufacturing obtained by the tool measuring conduit
Measure the structural representation of conduit.
With reference to Fig. 5, first, prepare the first mandrel 10 involved by present embodiment and the second mandrel 20 and constitute survey
The sleeve pipe (step S10) of amount conduit 2.First mandrel 10 and the second mandrel 20 can be the columns in strip.Constitute and measure
The sleeve pipe of conduit 2 can be thermoplastic plastic bushing, and it can take specific length as required.In the present embodiment, mould
The diameter of material sleeve pipe is slightly larger than external diameter and the external diameter of the second mandrel 20 of the first mandrel 10, and is slightly less than outside location division 40
Footpath, thus plastic bushing can conveniently be set on the first mandrel 10 and the second mandrel 20, and be easily positioned portion 40 and positioned.
Then, second control section 22 is held by manual or operation instrument, by adjusting and fixing second control section 22, from
And the second mandrel 20 is fixed, then a part for plastic bushing is enclosed within the second mandrel 20.Specifically, plastic bushing is made
It is nested into one end comprising the second supporting part 22 of the second mandrel 20 and advances along the second mandrel 20, until plastic bushing arrives
Location division 40, such as, make plastic bushing advance along the second mandrel 20 until being positioned portion 40 and stopping.
Then, hold first control section 12 by manual or operation instrument, by adjusting and fixing first control section 12,
Thus by one end comprising the first supporting part 14 of the first mandrel 10 towards plastic bushing, and a part for plastic bushing is made to be enclosed within
On first mandrel 10.
Adjust by manual setting or by operation instrument, make the first mandrel 10 and the second mandrel 20 in plastic bushing
Abut and be directed at (docking), so that the first tabular surface 14a of the first mandrel 10 and the second tabular surface 24a of the second mandrel 20
Have identical towards (normal direction).That is, the first supporting part 14 and the second supporting part of the second mandrel 20 of the first mandrel 10
24 common recesses 30, and the second tabular surface 24a of the first tabular surface 14a of the first supporting part 14 and the second supporting part 24 is common
Constitute the tabular surface 32 of recess 30.
Then, plastic bushing is enclosed within the first mandrel 10 and the second mandrel 20.That is, plastic bushing is enclosed within by the first mandrel 10 He
On the tool 1 of the second mandrel 20 composition (seeing Fig. 6) (step S20).
Now, make plastic bushing by the first mandrel 10 and the second mandrel 20 groups by thermoplastic processing (such as pyrocondensation technique)
Thermoplastic shaping on the tool 1 become, thus forms the recess (seeing Fig. 7) with tabular surface on the assigned position of plastic bushing
(step S30).
Then, the first mandrel 10 and the second mandrel 20 are removed (seeing Fig. 7) from the two ends of plastic bushing respectively, concrete and
Speech, by the first mandrel 10 along direction D from plastic bushing remove, by the second mandrel 20 along the direction D ' contrary with direction D from
Plastic bushing removal (step S40).It is be made up of the first supporting part 14 and the second supporting part 24 recessed due to formed on tool 1
Portion 30, therefore, the first mandrel 10 and the second mandrel 20 can remove from the two ends of plastic bushing easily.
Thus, obtain being formed with measurement conduit 2 (seeing Fig. 8) (step of recess 2b at the outer surface of catheter main body 2a
S50)。
It should be understood that above-mentioned steps is as just the reference in actual mechanical process, can realize utilizing according to above-mentioned steps
Tool involved by present embodiment manufactures the process measuring conduit, but can also according to practical situation combining step or
Delete certain or some steps.
In certain embodiments, gone for the insertion type of cardiovascular disease examined by the conduit 2 of measuring manufactured by tool 1
Break or therapeutic process.Such as, above-mentioned measurement conduit 2 can serve as measure blood flow reserve mark (FFR) value used remote
End sleeve pipe, wherein, this distal cannula has the guidewire lumen accepting single medical guiding wire slidably, in distal cannula appearance
The pressure transducer measuring blood pressure parameter is carried in face (i.e. having the recess of tabular surface).
In concrete use, by making to receive as the measurement conduit 2 of distal cannula and sliding along medical guiding wire, far
End sleeve pipe and the pressure transducer being arranged in distal cannula can be sent to the predetermined of patient body's body interior (such as vein, tremulous pulse)
Position.Here, distal cannula is generally connected with proximal part, and the armarium that proximal part is connected to human vitronectin is such as located
Reason equipment.The blood pressure information acquired in pressure transducer in distal cannula can be transferred to the process of outside along proximal part
Equipment.
Although being illustrated the present invention above in association with drawings and embodiments, but it is not intended to limit
The present invention, it will be appreciated that to those skilled in the art, without departing from the spirit and scope of the present invention, can
To deform the present invention and to change, these deformation and change each fall within the scope of the claimed protection of the present invention.
Such as, in the above-described embodiment, the first mandrel 10 is not particularly limited with the second docking of mandrel 20, Ke Yishi
Axial end is docked.It addition, in certain embodiments, as it is shown in figure 9, can divide on the end face of the first mandrel 10 and the second mandrel 20
The projection that She Zhi not coordinate and recess, or other primary-secondary type attachment structure, be thus easy to the first mandrel 10 and the second core
The docking of axle 20 and location.
It addition, in certain embodiments, according to the pipe thickness measuring conduit of required making, bigger in pipe thickness
Time, recess can also have step-like bottom surface.
Claims (10)
1. one kind manufactures the tool measuring conduit, it is characterised in that:
Including:
First mandrel, the side surface of its one end is formed the first supporting part；And
Second mandrel, the side surface of its one end is formed the second supporting part,
Described first mandrel is separable with described second mandrel, and
Described one end of described first mandrel is docked with described one end of described second mandrel so that described first supporting part with
Described second supporting part collectively forms as recess.
2. tool as claimed in claim 1, it is characterised in that:
The bottom surface of described recess is tabular surface.
3. tool as claimed in claim 1, it is characterised in that:
Described first supporting part is arranged along the axis direction of described first mandrel, and described second supporting part is along described second core
The axis direction of axle is arranged.
4. the tool as described in any one in claims 1 to 3, it is characterised in that:
Part and described second mandrel including at least described first supporting part of described first mandrel including at least described
The part of two supporting parts is docked with the outer peripheral face continuous print mode of described second mandrel with the outer peripheral face of described first mandrel.
5. tool as claimed in claim 1, it is characterised in that:
In described second mandrel surface and described second supporting part is spaced the position of predetermined distance, is provided with location division.
6. tool as claimed in claim 5, it is characterised in that:
Described location division is the projection of the outer surface setting along described second mandrel.
7. tool as claimed in claim 1, it is characterised in that:
Described first mandrel is formed with first control section, described second mandrel is formed with second control section,
By fixing described first control section and described second control section respectively, make described first supporting part and described second carrying
Portion docks continuously.
8. tool as claimed in claim 7, it is characterised in that:
Described first control section includes that the first stationary plane, described second control section include the second stationary plane, described first stationary plane
With described second stationary plane towards identical.
9. tool as claimed in claim 5, it is characterised in that:
The position of described location division can adjust along the axis direction of described second mandrel.
10. tool as claimed in claim 1, it is characterised in that:
The end face comprising described first supporting part at described first mandrel is formed with protuberance,
The end face comprising described second supporting part at described second mandrel is formed with recess,
Described protuberance cooperates with recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620548311.6U CN205866731U (en) | 2016-06-08 | 2016-06-08 | Make measuring catheter's tool |
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| CN201620548311.6U CN205866731U (en) | 2016-06-08 | 2016-06-08 | Make measuring catheter's tool |
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| CN205866731U true CN205866731U (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105962916A (en) * | 2016-06-08 | 2016-09-28 | 深圳北芯生命科技有限公司 | Fixture for manufacturing measurement catheter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105962916A (en) * | 2016-06-08 | 2016-09-28 | 深圳北芯生命科技有限公司 | Fixture for manufacturing measurement catheter |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20170503 |
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| AV01 | Patent right actively abandoned |