CN103212830B - Equipment for monitoring tube diameter change of medical stent - Google Patents
Equipment for monitoring tube diameter change of medical stent Download PDFInfo
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- CN103212830B CN103212830B CN201210015683.9A CN201210015683A CN103212830B CN 103212830 B CN103212830 B CN 103212830B CN 201210015683 A CN201210015683 A CN 201210015683A CN 103212830 B CN103212830 B CN 103212830B
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Abstract
The invention relates to equipment for monitoring the tube diameter change of a medical stent, mainly aiming at solving the problems that a tube wall is damaged due to frequent contact between a measuring tool and the stent by adopting a contact measuring method in the prior art and a tube is tightly clamped by a rear-end fixture during continuous feeding because the tube diameter of the medical stent is out of tolerance. The technical scheme is that a feeding shaft, a non-contact precision measuring probe and a control system are adopted, measurement signals of the non-contact precision measuring probe are input into the control system, the control system controls the feeding shaft to feed, the control system is provided with an automatic alarming function, the non-contact precision measuring probe is arranged between a cutting area and a stent tube clamping area of stent laser cutting equipment, and the non-contact precision measuring probe conducts real-time tube diameter tolerance measurement to the section of the stent tube which passes through the measuring section of the measuring probe when the stent tube is fed during cutting. By adopting the technical scheme, the problems are better solved and the equipment can be used in the manufacturing industry of medical stent tube measuring equipment.
Description
Technical field
The present invention relates to a kind of equipment of monitoring medical bracket pipe diameter change.
Background technology
With the fast development of material science and super micro-processing technology, Medical rack material category gets more and more, compares
Common are the metal materials such as Stainless steel 316 L, Nitinol, cobalt-base alloyss, pure iron, magnesium alloy, and macromolecule etc. is nonmetallic
Material.Because Medical rack plays expansion of blood vessels wall in the blood vessel to stop vasoconstriction from even causing obstruction to lead to various sufferers
Generation it is desirable on each muscle feature structural dimension parameter on support one show holding whole support each point on tension force identical, this is to medical
Support processing technique proposes requirements at the higher level.General Medical rack to be all processed using seamless tubular goods, due to insertion type operation
Not comprehensive in global evolution, the development of medical material technology is also unbalanced, at present in the world to the pipe being used as Medical rack
Material not more unified technical standard, and general by Medical rack research institution or support manufacturer according to correlation experience from
Being specified, Medical rack tubing provider to provide respective holder according to these regulations for oneself.Seamless in view of Medical rack
Tubing is produced using technological method for processing such as drawings, and the defect due to technique is necessarily difficult to ensure that whole（Typically
Length can exceed 2 meters）Caliber tolerance uniformity on support tubing.And give the support tubing caliber tolerance of Medical rack manufacturer
Overall needs control in the range of ± 10um, actually due to processing and context of detection technical deficiency, inevitably whole
At the difference of root support tubing, caliber changes greatly even overproof problem.
Because there being certainly existing of the problems referred to above, carry out in support laser cutting process in rear end, the selection of frock clamp
Need to match with tubing caliber and tolerance, strut width concordance tolerance finally cutting out etc. otherwise can be led to be difficult to full
Sufficient design requirement.And after matching frock clamp for this standard caliber in support laser process equipment, but because on tubing
Respective location caliber tolerance variation exceeds prescribed limit, then tubing can be led to stuck by frock clamp in fill process, and then
Electric rotating machine and linear electric motors momentary load may be led to increase, electric current increases, motor overheating itself, if long-time no Crinis Carbonisatus
Existing, motor may be led to burn out.In addition, if being stuck in cutting process, laser may gone out always, causing safety wind
Danger.Therefore, it is necessary to before support cut, be monitored to the caliber of Medical rack tubing.
Be conventionally used to monitoring Medical rack tubing method be before the non-feeding of Medical rack tubing, with spiral micrometer by
The two ends of one whole support of measurement and middle each several caliber data, if met with regard to this standard caliber tolerance, that is, recognize
Requirement can be met for this support tubing, feeding can be carried out.This measuring method due to be before non-feeding operation, and
And be contact type measurement, support tubing may be caused bending and survey tool directly to contact with tube material and tube wall in measurement process
Cause support outer pipe wall to damage and cause to scrap, and Medical rack tubing is expensive, will necessarily be to support manufacturer band
Carry out bigger cost pressure.Further, since whole support tubing is very long, obviously can only be in whole support using this measuring method
Some sections of measurements are carried out on tubing, causes to be difficult to evade completely when causing charging because local caliber is overproof by the stuck band of frock clamp
The risk come.
The present invention discloses a kind of On-line Measuring Method of monitoring medical bracket pipe diameter tolerance change, and the method is in Medical rack
Do not need to carry out single caliber tolerance measurement, in order to avoid causing the damage unnecessary to support tubing in this link before tubing charging
Wound, directly by support tubing clamping in support laser cutting device, by non-in support cutting zone and the intersegmental installation of clamping
Contact precision feeler, carries out the on-line measurement in processing, each section caliber of real-time measurement bracket tubing and tolerance variation, once
Off-gage phenomenon is had to occur, by automatic alarm, back fed axle of reporting to the police will be automatically stopped and not continue to feed control system, evade completely
Continue because caliber is overproof to feed and lead to be occurred by the stuck situation of rear end frock clamp.
Content of the invention
The technical problem to be solved is that Medical rack pipe causes survey tool and support using contact type measurement
Frequently contact lead to vessel wall damage and continue because medical bracket pipe diameter is overproof to feed lead to stuck by rear end frock clamp
Problem, the present invention provide a kind of new Medical rack pipe caliber automatic measuring equipment, this equipment adopt contactless gauge head to
Frame tubing caliber measures, it is to avoid contact type measurement instrument bring to tube wall because frequently contacting with support tubing damage and because
Medical bracket pipe diameter overproof and continue charging lead to stuck by rear end frock clamp.
For solving above-mentioned technical problem, the technical solution used in the present invention is as follows：A kind of monitoring medical bracket pipe diameter change
Equipment, including measuring apparatus and monitoring device, described measuring apparatus, be made up of measuring table and charging supporting module, institute
State and measurement shafting system is fixed with measuring table, described measurement shafting system includes rotary shaft, setting measurement below platform
Apparatus control system, equipped with automatic feed clamping device, fixing axle, linear axis, rotary shaft and to penetrating survey on described measuring table
Head, the bush hole that described charging clamping device has, the described measuring table left and right sides is provided with charging supporting module；To penetrating
There is in gauge head signal generator and signal receiver；
Described monitoring device is fixed on laser cutting machine two-dimension moving platform, including contactless precision feeler and control
System processed, contactless precision feeler signal input control system, described control system controls rotary shaft charging, control system
There is auto-alarm function, described contactless precision feeler is arranged at cutting area and the support tube of support laser cutting device
Between material clamping area, there is signal receiver and signal generator；When support tubing feeds in cutting process, described noncontact
The section that formula precision feeler measures section to support tubing through gauge head carries out caliber tolerance measurement in real time.
In technique scheme, the right-hand member of described fixing axle is equipped with chuck.It is flat that described fixing axle itself is fixed on measurement
On the linear axis of platform.Described be arranged on the right side of fixing axle to penetrating gauge head, be fixed on the upper surface of linear axis.
In technique scheme, the clamping tool of described supporting support tubing is installed in the right side of gauge head installation site.
Described measuring system finds that support caliber is overproof, control system meeting automatic alarm, and axle charging of stopping the rotation.Described gauge head peace
It is contained on the right side of laser cutting machine two-dimension moving platform, described two-dimension moving platform is additionally provided with clamping bushing, tubing chuck, straight
Bobbin.
In the present invention, in the cutting area of support laser cutting device（Keep right end））With support tubing clamping area（Keep left end）
Between, a contactless precision feeler is installed, once support tubing feeds in cutting process, this gauge head will be in real time to support
The section through this its measurement section for the tubing carries out caliber tolerance measurement.Pacified in the clamping tool of low order end supporting support tubing
It is contained in the right side of gauge head installation site, due to using this mounting arrangement, necessarily support tubing first measured caliber tolerance, then
Just by the clamping tool of right-hand member.And once finding that support caliber is overproof in measurement station, control system meeting automatic alarm, feeding
Axle subsequently stops feeding, and measured by gauge head, the overproof section of caliber tolerance will not be pushed clamping tool to the right, thus advising completely
Keep away because tubing caliber tolerance is overproof and occurred by the stuck situation of clamping tool.
The in-situ measurement equipment of monitoring medical bracket pipe diameter tolerance change disclosed by the invention, with traditional piping material caliber tolerance
Monitoring device is compared, and has following advantage：
1）Before charging, single caliber tolerance measurement need not be carried out to support tubing, entirely eliminated traditional method at this
Tubing bending equivalent damage situation is caused in the artificial operation of step.
2）Using non-contact measurement, evade completely because causing survey tool frequent with support using contact type measurement
Contact leads to vessel wall damage.
3）The method adopts On-line sampling system, and whole support constantly can be measured each section caliber tolerance, once
Find overproof control system by automatic alarm, back fed axle of reporting to the police will be automatically stopped and not continue to feed, and evade completely because of pipe
Footpath is overproof and continues to feed and leads to be occurred by the stuck situation of rear end frock clamp.
The in-situ measurement equipment of the medical bracket pipe diameter tolerance change of the present invention can also further improve, and such as closes
And Medical rack pipe caliber automatic measuring equipment, should be made up of measuring table and charging supporting module, solid on described measuring table
Surely there is measurement shafting system, described measurement shafting system includes rotary shaft, measuring apparatus control system, institute are set below platform
State on measuring table equipped with automatic feed clamping device, fixing axle, linear axis, rotary shaft and to penetrating gauge head, described enter material clamping
The bush hole having in mechanism, the described measuring table left and right sides is provided with charging supporting module.
In technique scheme, the right-hand member of described fixing axle is equipped with chuck.It is flat that described fixing axle itself is fixed on measurement
On the linear axis of platform.Described be arranged on the right side of fixing axle to penetrating gauge head, be fixed on the upper surface of linear axis.
Using Medical rack tubing caliber automatic measuring equipment, before the charging of Medical rack tubing it is carried out with caliber public affairs
Difference all automatic measurement, and measurement data is backed up, as the basic data of analysis processing after-poppet dimensional tolerance monitoring.In addition
This equipment can carry out caliber tolerance measurement for Medical rack manufacturer to supplied materials support tubing provides facility, may replace tradition completely
Manual measurement method, it is to avoid because manual intervention leads to support tubing bending equivalent damage in measurement process.This measuring apparatus is adopted
With contactless gauge head, support tubing caliber is measured, it is to avoid contact type measurement instrument is because of frequent contact with support tubing
Bring damage to tube wall, scrap thus making troubles to operation after support and even resulting in support tubing.
The present invention discloses a kind of On-line Measuring Method of monitoring medical bracket pipe diameter tolerance change, to support tube before charging
Material need not carry out single caliber tolerance measurement, entirely eliminated traditional method and cause tubing degree of impairment in the operation of this step.
Using non-contact measurement, evade lead to manage because causing survey tool frequently to contact with support using contact type measurement completely
Wall damages.In addition, the method adopts On-line sampling system, whole support constantly can be measured each section caliber tolerance, one
Denier finds overproof measuring system by automatic alarm, and back fed axle of reporting to the police will be automatically stopped and not continue to feed, evaded completely because
Caliber is overproof and continues to feed and leads to be occurred by the stuck situation of rear end frock clamp.By using this equipment, evade completely
Problem present in traditional method, achieves preferable technique effect.
Brief description
Fig. 1 is arranged on effect diagram on two-dimension moving platform for gauge head.
Fig. 2 measures caliber principle schematic for gauge head.
Fig. 3 is contained in effect diagram on support laser cutting machine for gauge head.
In Fig. 1,1 is clamping bushing；2 is to penetrating gauge head；3 is support tubing；4 is tubing chuck；5 is two-dimension moving platform
Rotary shaft；6 is linear axis.
In Fig. 2,7 is signal receiver；8 is signal generator；9 is support tubing；10 is two-dimension moving platform.
In Fig. 3,11 is support laser cutting machine；12 is charging supporting module.
Below by specific embodiment, the invention will be further elaborated, but is not limited only to the present embodiment.
Specific embodiment
【Embodiment 1】
A kind of equipment of monitoring medical bracket pipe diameter change, including measuring apparatus and monitoring device, described measuring apparatus,
It is made up of measuring table and charging supporting module, described measuring table is fixed with measurement shafting system, described measurement shafting
System includes rotary shaft, arranges measuring apparatus control system, equipped with automatic feed clamping machine on described measuring table below platform
Structure, fixing axle, linear axis, rotary shaft and to penetrating gauge head, the bush hole that described charging clamping device has, described measurement is put down
The platform left and right sides is provided with charging supporting module；To penetrating, there is in gauge head signal generator and signal receiver；
Described monitoring device is fixed on laser cutting machine two-dimension moving platform, including contactless precision feeler and control
System processed, contactless precision feeler signal input control system, described control system controls rotary shaft charging, control system
There is auto-alarm function, described contactless precision feeler is arranged at cutting area and the support tube of support laser cutting device
Between material clamping area, there is signal receiver and signal generator；When support tubing feeds in cutting process, described noncontact
The section that formula precision feeler measures section to support tubing through gauge head carries out caliber tolerance measurement in real time.
【Embodiment 2】
A kind of equipment of on-line monitoring medical bracket pipe diameter change, including measuring apparatus and monitoring device, measuring apparatus by
Measuring table and charging supporting module composition, described measuring table is fixed with measurement shafting system, described measurement shafting system
System includes rotary shaft, below platform setting measuring apparatus control system, on described measuring table equipped with automatic feed clamping device,
Fixing axle, linear axis, rotary shaft and to penetrating gauge head, the bush hole that described charging clamping device has, described measuring table
The left and right sides is provided with charging supporting module.
The right-hand member of described fixing axle is equipped with chuck.Described fixing axle is fixed on the linear axis of measuring table itself.Institute
State and be placed on the right side of fixing axle to penetrating gauge head, be fixed on the upper surface of linear axis.
Described monitoring device is fixed on laser cutting machine two-dimension moving platform, including contactless precision feeler and control
System processed, contactless precision feeler signal input control system, described control system controls rotary shaft charging, control system
There is auto-alarm function, described contactless precision feeler is arranged at cutting area and the support tube of support laser cutting device
Between material clamping area, when support tubing feeds in cutting process, described contactless precision feeler is to support tubing through surveying
The section in head measurement section carries out caliber tolerance measurement in real time.
The right-hand member of described fixing axle is equipped with chuck.Described fixing axle is fixed on the linear axis of measuring table itself.Institute
State and be arranged on the right side of fixing axle to penetrating gauge head, be fixed on the upper surface of linear axis.Described gauge head is arranged on laser cutting machine two dimension
On the right side of motion platform, described two-dimension moving platform is additionally provided with clamping bushing, tubing chuck, rotary shaft, linear axis.
【Embodiment 3】
A kind of equipment of on-line monitoring medical bracket pipe diameter change, described monitoring device is fixed on laser cutting machine two dimension
On motion platform, including contactless precision feeler and control system, contactless precision feeler signal input control system, institute
The control system stated controls rotary shaft charging, and control system has auto-alarm function, and described contactless precision feeler sets
It is placed between the cutting area of support laser cutting device and support tubing clamping area, when support tubing feeds in cutting process,
The section that described contactless precision feeler measures section to support tubing through gauge head carries out caliber tolerance measurement in real time.
Cutting area in support laser cutting device（Keep right end））With support tubing clamping area（Keep left end）Between, install
One contactless precision feeler, once support tubing feeds in cutting process, this gauge head will pass through to support tubing in real time
The section in this its measurement section carries out caliber tolerance measurement.It is installed in gauge head in the clamping tool of low order end supporting support tubing
The right side of installation site, due to using this mounting arrangement, necessarily support tubing first measured caliber tolerance, more just pass through the right side
The clamping tool at end.And once finding that support caliber is overproof in measurement station, control system meeting automatic alarm, feed shaft subsequently stops
Only feed, measured by gauge head, the overproof section of caliber tolerance will not be pushed clamping tool to the right, thus having evaded completely because of pipe
Material caliber tolerance is overproof and is occurred by the stuck situation of clamping tool.
【Embodiment 4】
A kind of On-line Measuring Method of monitoring medical bracket pipe diameter tolerance change, the method is passed through to install to penetrating gauge head 2
Tubing chuck 4 on two-dimension moving platform 10 in support laser cutting machine and tubing near cutting zone clamping bushing 1 it
Between, just allow support tubing 3 be in penetrating between the signal generator 8 of gauge head and signal receiver 7, support tubing is first direct
It is placed in charging supporting module 12, and passes through the rotary shaft 5 on two-dimension moving platform, centre passes through tubing chuck 4, until wearing
Go out the cutting zone of the cutting head of tubing bushing 1 right-hand member lower section.Because support tubing 3 initially passes through to penetrating gauge head, then to wearing
Go out the tubing bushing of right survey, therefore, the measurement to tubing caliber tolerance is first and to penetrate tubing bushing action.Tubing is in be cut
When cutting state, linear axis 6 can be rotated axle 5 and move right, and support tubing 3 is clamped on chuck 4, and chuck is fixed on
In rotary shaft, be therefore equivalent to linear axis and drive support tubing to carry out to the right feed motion.Be fed to during, tubing can be progressively
By to the measured zone penetrating gauge head.As shown in Fig. 2 being by non-contact measurement, support tubing to be carried out to penetrating gauge head
Caliber tolerance measurement, principle is by signal generator launching light, and these light are in vertical cross-section, covers tubing enough straight
Footpath, thus some light is blocked in the signal receiver cannot be introduced into opposite it is assumed that occurring from signal generator by tubing
Light is L in vertical-direction length, and the length that the signal receiver on opposite accepts light is X, then measured support caliber D=L-
X.
Due to adopting non-contact measurement, support outer pipe wall will not be caused with any damage.Once measuring support
Tubing caliber exceeds the margin of tolerance of its regulation, then control system meeting automatic alarm, then linear axis can stop tubing to the right immediately
Feed motion, thus prevent the situation that right side tubing bushing blocks overproof tubing to occur very well.
【Embodiment 5】
A kind of equipment of on-line monitoring medical bracket pipe diameter change, described monitoring device is fixed on laser cutting machine two
On maintenance and operation moving platform, including contactless precision feeler and control system, contactless precision feeler signal input control system,
Described control system controls rotary shaft charging, and control system has an auto-alarm function, described contactless precision feeler
It is arranged between the cutting area of support laser cutting device and support tubing clamping area, support tubing feeds in cutting process
When, the section that described contactless precision feeler measures section to support tubing through gauge head carries out caliber tolerance measurement in real time.
Cutting area in support laser cutting device（Keep right end））With support tubing clamping area（Keep left end）Between, install
One contactless precision feeler, once support tubing feeds in cutting process, this gauge head will pass through to support tubing in real time
The section in this its measurement section carries out caliber tolerance measurement.It is installed in gauge head in the clamping tool of low order end supporting support tubing
The right side of installation site, due to using this mounting arrangement, necessarily support tubing first measured caliber tolerance, more just pass through the right side
The clamping tool at end.And once finding that support caliber is overproof in measurement station, control system meeting automatic alarm, feed shaft subsequently stops
Only feed, measured by gauge head, the overproof section of caliber tolerance will not be pushed clamping tool to the right, thus having evaded completely because of pipe
Material caliber tolerance is overproof and is occurred by the stuck situation of clamping tool.
The equipment of on-line monitoring medical bracket pipe diameter change also merges with Full-automatic support tubing caliber tolerance measurement equipment
Use together.
Caliber tolerance measurement equipment is made up of a measuring table and two charging supporting modules, and this platform is by natural flowers hilllock
Rock, as measuring table, is fixed with measurement shafting system thereon, is placed with the control system of measuring apparatus below platform, this measurement
Equipped with automatic feed clamping device, linear axis, rotary shaft and to penetrating gauge head on platform.It is charging hold mode on the left of this measuring table
Block, right survey is also placed with a charging supporting module, is placed on support tubing in the charging supporting module in left side before measurement, and
Pass from the rotary shaft measuring table, until through the bush hole on automatic feed clamping device till.
During measurement, the grips in rotary shaft on the measured platform of support tubing are lived, and transport to the right with linear axis
Dynamic, drive support tubing pass through be fixed on measuring table to the measured zone penetrating gauge head, because support tubing is general all relatively
Long（Length is typically within 3m）, measured after support tubing continue supported by the charging supporting module on right side to the right.
After having measured, support tubing is placed in the charging supporting module on right side completely, directly takes off and puts into support
Laser cutting device is processed.
Claims (8)
1. a kind of equipment of monitoring medical bracket pipe diameter change, including measuring apparatus and monitoring device, described measuring apparatus, by
Measuring table and charging supporting module composition, described measuring table is fixed with measurement shafting system, described measurement shafting system
System includes rotary shaft, arranges measuring apparatus control system below measuring table, and described measuring table clamps equipped with automatic feed
Mechanism, linear axis, rotary shaft and to penetrating gauge head, the bush hole that described automatic feed clamping device has, described rotary shaft from
Body is fixed on the linear axis of measuring table, and the described measuring table left and right sides is provided with charging supporting module；To penetrating gauge head
Inside there is signal generator and signal receiver；
Described monitoring device is fixed on laser cutting machine two-dimension moving platform, including contactless precision feeler and control system
System, contactless precision feeler signal input control system, described control system controls rotary shaft charging, and control system has
Auto-alarm function, described contactless precision feeler is arranged at cutting area and the support tubing dress of support laser cutting device
Between nip, there is signal receiver and signal generator；When support tubing feeds in cutting process, described contactless essence
The section that close gauge head measures section to support tubing through gauge head carries out caliber tolerance measurement in real time.
2. the equipment of monitoring medical bracket pipe diameter change according to claim 1 is it is characterised in that the right side of described rotary shaft
End is equipped with chuck.
3. the equipment of monitoring medical bracket pipe diameter change according to claim 1 is it is characterised in that described measuring apparatus pair
Penetrate gauge head to be arranged on the right side of rotary shaft, be fixed on the upper surface of linear axis.
4. according to claim 1 monitoring medical bracket pipe diameter change equipment it is characterised in that described measuring table by
Natural granite is made.
5. monitoring medical bracket pipe diameter change according to claim 1 equipment it is characterised in that measuring apparatus to penetrating
Signal receiver in gauge head is used for accepting the light that signal generator sends.
6. the equipment of monitoring medical bracket pipe diameter change according to claim 1 is it is characterised in that described monitoring device is propped up
The clamping tool of support support tubing is installed in the right side penetrating gauge head installation site.
7. the equipment of monitoring medical bracket pipe diameter change according to claim 1 is it is characterised in that described monitoring device
Control system finds that support caliber is overproof, control system meeting automatic alarm, and stops feeding axle charging.
8. the equipment of monitoring medical bracket pipe diameter change according to claim 1 is it is characterised in that described monitoring device pair
Penetrate gauge head to be arranged on the right side of laser cutting machine two-dimension moving platform, described two-dimension moving platform is additionally provided with clamping bushing, pipe
Material chuck, linear axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210015683.9A CN103212830B (en) | 2012-01-19 | 2012-01-19 | Equipment for monitoring tube diameter change of medical stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210015683.9A CN103212830B (en) | 2012-01-19 | 2012-01-19 | Equipment for monitoring tube diameter change of medical stent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103212830A CN103212830A (en) | 2013-07-24 |
| CN103212830B true CN103212830B (en) | 2017-02-08 |
Family
ID=48811162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210015683.9A Active CN103212830B (en) | 2012-01-19 | 2012-01-19 | Equipment for monitoring tube diameter change of medical stent |
Country Status (1)
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| CN (1) | CN103212830B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19745294A1 (en) * | 1997-10-14 | 1999-04-15 | Biotronik Mess & Therapieg | Process for the production of fine-structured medical technology implants |
| JP2001082932A (en) * | 1999-09-13 | 2001-03-30 | Canon Inc | Tool outside diameter measuring apparatus and its evaluating method |
| US6606403B2 (en) * | 2000-05-04 | 2003-08-12 | Daniel Freifeld | Repetitive inspection system with intelligent tools |
| US6927359B2 (en) * | 2001-06-14 | 2005-08-09 | Advanced Cardiovascular Systems, Inc. | Pulsed fiber laser cutting system for medical implants |
| US20070228023A1 (en) * | 2006-03-30 | 2007-10-04 | Klaus Kleine | Pulsed Synchronized Laser Cutting of Stents |
| CN101701798A (en) * | 2009-01-20 | 2010-05-05 | 南京理工大学 | Method and device for automatic detection of composite errors of ball screw spiral raceway |
| CN202506977U (en) * | 2012-01-19 | 2012-10-31 | 昆山思拓机器有限公司 | Equipment for monitoring pipe diameter change of medical support |
-
2012
- 2012-01-19 CN CN201210015683.9A patent/CN103212830B/en active Active
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| CN103212830A (en) | 2013-07-24 |
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