CN106861020A - A kind of fluorography moves under water puncture seal wire - Google Patents
A kind of fluorography moves under water puncture seal wire Download PDFInfo
- Publication number
- CN106861020A CN106861020A CN201710153073.8A CN201710153073A CN106861020A CN 106861020 A CN106861020 A CN 106861020A CN 201710153073 A CN201710153073 A CN 201710153073A CN 106861020 A CN106861020 A CN 106861020A
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- seal wire
- fluorography
- under water
- cavity
- moves under
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims description 15
- 230000036760 body temperature Effects 0.000 claims description 4
- 230000002706 hydrostatic effect Effects 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 abstract description 5
- 239000000523 sample Substances 0.000 abstract description 2
- 210000001367 artery Anatomy 0.000 description 7
- 210000003462 vein Anatomy 0.000 description 7
- 230000002792 vascular Effects 0.000 description 5
- 230000002411 adverse Effects 0.000 description 3
- 235000013339 cereals Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001484259 Lacuna Species 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000012800 visualization Methods 0.000 description 2
- 206010013554 Diverticulum Diseases 0.000 description 1
- 208000005189 Embolism Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000000683 abdominal cavity Anatomy 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000001627 cerebral artery Anatomy 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000007850 fluorescent dye Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000001631 haemodialysis Methods 0.000 description 1
- 210000002837 heart atrium Anatomy 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 201000003144 pneumothorax Diseases 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000005166 vasculature Anatomy 0.000 description 1
- 210000001835 viscera Anatomy 0.000 description 1
Classifications
-
- 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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
-
- 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
- A61M2025/0008—Catheters; Hollow probes having visible markings on its surface, i.e. visible to the naked eye, for any purpose, e.g. insertion depth markers, rotational markers or identification of type
-
- 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
- A61M2025/09133—Guide wires having specific material compositions or coatings; Materials with specific mechanical behaviours, e.g. stiffness, strength to transmit torque
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Moved under water puncture seal wire the invention discloses a kind of fluorography, including puncture guidewire body, the cavity being arranged on inside the puncture guidewire body head end, connect the cavity and puncture passage at the top of guidewire body head end, connect the cavity with multiple micropores of puncture guidewire body outer surface and the plug of the closing passage.The present invention has visual effect, being capable of timely monitor autofluorescence seal wire probe, accurate grasp seal wire placing direction and position, it is to avoid seal wire is surprisingly broken.
Description
Technical field
Moved under water puncture seal wire the present invention relates to a kind of fluorography, belong to Minimally Invasive Surgery instrument field.
Background technology
The interventional minimally-invasive operation of the modern times such as arteria carotis, cerebral artery, coronary artery bracket and embolism is required for being punctured into by moving under water dynamic
The seal wire of arteries and veins reaches the operation such as the site for needing treatment, deep venouspuncture, Pacemaker implantation or haemodialysis to be needed by moving under water
The seal wire for puncturing into vein reaches specified anatomical position.But under the skin between face, flesh traveling, with row beside bone, shuttle
Seal wire between splanchnocoel internal organs, X-ray is relied primarily at present makes its moment visual.
But because fearing the canceration that x-ray Excess free enthalpy may induce, the doctor or technician of operation will not select unless it is absolutely necessary
" stepping on a pin " perspective is selected, is worn by rich experience is blind, but the vascular system such as arteriovenous of human body exists and varies
Variation, and in different segment, have different branch or category branch, have the diverticulum class trap that is difficult to expect, so, operator
Often " go astray ", it is impossible to arrival predetermined site of achieving one's goal.Current solution is withdrawn from and put again pipe or select other
Vascular path, certainly will so increase the labour intensity of operator and the degree of injury of patient.Most terrible consequences is pneumothorax, abdominal cavity
Bleeding, arteriovenous rupture etc., also occur the phenomenon in guide wire fragment, Remained mass.
The content of the invention
Technical problem：The present invention provides a kind of with visual effect, being capable of timely monitor autofluorescence seal wire probe, the accurate palm
Hold seal wire placing direction and position, it is to avoid the fluorography that seal wire is surprisingly broken moves under water puncture seal wire.
Technical scheme：Fluorography of the invention moves under water puncture seal wire, including punctures guidewire body, is arranged on described wearing
Cavity inside thorn guidewire body head end, connect the cavity and the passage at the top of puncture guidewire body head end, connect the sky
Chamber and the multiple micropores for puncturing guidewire body outer surface and the plug of the closing passage.
Further, in the present invention, screw thread is provided with the passage, the plug is to install blocking channel by screw thread
Micro screw.
Further, in the present invention, the fluorescent material in the cavity filled with particle diameter more than micro-pore diameter.
Further, in the present invention, the fluorescent material is Photosensitive fluorescent material, is swashed during body temperature more than 35 degrees Celsius
Fluoresce.
Further, in the present invention, the fluorescent material has pressure sensibility, exceedes in extraneous hydrostatic pressing pressure
During 60mmHg, the fluorescence of another wavelength can be excited.
The present invention by traditional move under water puncture seal wire, seal wire head end be built-in blue or red autofluorescence occurring source and it is small-sized from
Fluorescence monitoring device is constituted, and external setting excites and recognize autofluorescence handle sampling device, and when using, seal wire is all infiltrated in vein
In (or artery), the hydrostatic pressing in vein (or artery) can be directly passed to fluorescent grain by multiple micropores.
Beneficial effect：The present invention compared with prior art, with advantages below：
1. visual effect：In puncture process of moving under water, presently used conventional guide wires enter it is subcutaneous after, operation must be fully relied on
The clinical manipulation experience and skill of person, it is not visible.Seal wire of the present invention is such as used, operator can be appreciated that seal wire has arrived there at any time,
It is like the shadow following the person, reach visual effect.
2. it is accurate to grasp seal wire direction and position：Operation at present is only inserted in artery, vein or atrium seal wire with feel,
But whether the direction that seal wire is inserted tries to go south by driving the chariot north or whether seal wire inserts reach specified location, all substantially estimates, it is impossible to
It is accurate to grasp, so just having the adverse consequences that seal wire is strayed into other lacunas；With the present invention, can accurately grasp seal wire and put
Whether the direction for the entering position whether correct, seal wire is inserted is suitable.
3. precisely grasp and enter predetermined vascular system：Using conventional guide wires, often want to be strayed into artery, result
Vein；Want into vein but be strayed into the adverse consequences of artery, more seriously, seal wire does not find in time after being strayed into；With this hair
Bright seal wire, it is different using the fluorescence color that is excited after different pressures is experienced, seal wire into predetermined vascular system can be precisely grasped,
Even if being strayed into, also in time reminding operator to terminate further maloperation.
4. meet with when getting stuck and shoot the arrow at the target：Met obstructions in operating process or other fortuitous events emergency processing, at present
Conventional guide wires will be positioned by x-ray or B ultrasonic, and corrective operation is blindly to withdraw from entirely or disorderly disclose；Using the visualization of seal wire of the present invention
Different color developing effects in effect, vascular, it is not necessary to raying or other measures, so that it may know seal wire there occurs bending or
It is strayed into other lacunas；When such as needing adjustment seal wire direction and position, it is not necessary to blindly withdraw from entirely or disorderly disclose, can accomplish that what is had puts
Arrow ground solves the problem that gets stuck.
5. the accident of seal wire fractures：Because the problems such as getting stuck of experience in above-mentioned puncture process, if further roughly by mistake
, often there is the adverse consequences that conventional guide wires surprisingly fracture, in order to find the seal wire head end of fracture, it is often necessary to borrow in operation
X-ray inspection many times or B ultrasonic positioning, bring huge body and mind to hit to patient；Using seal wire of the present invention, (1) is not easy
The situation that existing seal wire is surprisingly broken, (2) are even if fracture, effect of visualization accurately understand seal wire head end position.
The actual configuration of human vasculature is further understood that, make a variation the ratio for occurring, and is that the development of medical science is done
Go out contribution.
Brief description of the drawings
Fig. 1 is the sequential schematic that two kinds of fluorescent grains are excited；
Fig. 2 is structural representation of the invention.
Specific embodiment
With reference to embodiment and Figure of description, the present invention is further illustrated.
In embodiments of the invention, 900 microns of positions in the seal wire head end of the microns of diameter 970, built-in diameter is about
500 microns of cavity, the micropore of multiple 50 micron pore sizes and seal wire outer surface communicate；Build-in cavities and seal wire head end have a diameter of
400 microns of screw channel, this passage is used to load fluorescent material, passage can with 200 microns of diameter, be about 300 microns micro-
Screw tight closure.Autofluorescence material can be accommodated in cavity to be put into, then tight with screw closure, autofluorescence material grainses are big
In 50 microns, it is ensured that autofluorescence appears light from 50 micrometer Millipores, but autofluorescence material does not leak；
When external handle works, itself can shroud special light curtain in skin surface, and can specificity excite from glimmering
Stimulative substance is luminous, the luminous point of autofluorescence can clearly develop in handle light curtain, and naked eyes are distinguishable；Above-mentioned seal wire is all in 3D metallic prints
Integration is completed under powdering technology.
Built-in autofluorescence material is special material, need to meet following condition：It is nontoxic to human body, not with blood flow rush
Brush and soak and be released into blood, less than 35 degree room temperature autofluorescence materials and excite fluorescence by not discharging fluorescence, more than 35 degree body temperature
Release；Specific pressure experience fluorescence will not be excited when intravenous traveling, pressure are in below 60mmHg, after being strayed into artery, sense
It is stressed and excite specific pressure fluorescence more than 60mmHg, the fluorescence of seal wire release, can only be special in specific wave-length coverage
Reception device in wavelength range is recognized and shown.
Fluorography of the present invention move under water puncture seal wire specific temperature control and pressure regulation autofluorescence mechanism description it is as follows：
LASER Excited Fluorescence, influenced by ambient temperature, different with environment temperature, the wavelength of fluorescence intensity for exciting is different.Ring
Computer Corp. of border temperature activated fluorescence intensity is as follows：
I=I0C φ ε
I0 (Wm-3) represents incident intensity flux, and C (kgm3) represents fluorescence intensity, and Φ represents quantum efficiency, and ε is represented
Fluorescent absorption coefficient.
If fluorescent dye and temperature proportional, then the intensity of light means the function of temperature.With formula below
Carry out measurement temperature, but there is incident flux intensity to the restricted of measured condition depended.
IA represents the intensity of temperature sensitivity A fluorescence channels, and IB represents the intensity that temperature loses quick property B fluorescence channels；IA with
Environment temperature and change, IB is not influenced by ambient temperature.If only using temperature sensitivity fluorescence, the more than fluorescence of output is strong
The function of the function of degree and also environment temperature.Here Φ B ε B are almost the constant of a temperature change, the ripple of IA and IB
Length is different.
The luminous intensity of double fluorescence changes because of temperature and pressure intensity, starts to excite fluorescence to send out during up to more than 35 degree body temperature
It is raw, that is, temperature sensitive (TSP)；When seal wire head bears more than 60mmHg arteriosity pressure, Activate pressure sense at once
By type fluorescence (PSP).
Above-described embodiment is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill of the art
For personnel, under the premise without departing from the principles of the invention, some improvement and equivalent can also be made, these are to the present invention
Claim be improved with the technical scheme after equivalent, each fall within protection scope of the present invention.
Claims (5)
1. a kind of fluorography moves under water puncture seal wire, it is characterised in that the puncture seal wire includes puncturing guidewire body, is arranged on
The cavity punctured inside guidewire body head end, connect the cavity and the passage at the top of puncture guidewire body head end, connect
The cavity and the multiple micropores for puncturing guidewire body outer surface and the plug of the closing passage.
2. fluorography according to claim 1 moves under water puncture seal wire, it is characterised in that be provided with spiral shell in the passage
Line, the plug is the micro screw that blocking channel is installed by screw thread.
3. fluorography according to claim 1 and 2 moves under water puncture seal wire, it is characterised in that filling in the cavity
There is particle diameter more than the fluorescent material of micro-pore diameter.
4. fluorography according to claim 3 moves under water puncture seal wire, it is characterised in that the fluorescent material is photosensitive
Type fluorescent material, fluorescence is excited more than 35 degrees Celsius during body temperature.
5. fluorography according to claim 4 moves under water puncture seal wire, it is characterised in that the fluorescent material has pressure
Power sensitiveness, when extraneous hydrostatic pressing pressure is more than 60mmHg, can excite the fluorescence of another wavelength.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153073.8A CN106861020B (en) | 2017-03-15 | 2017-03-15 | Fluorescence self-development diving puncture guide wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710153073.8A CN106861020B (en) | 2017-03-15 | 2017-03-15 | Fluorescence self-development diving puncture guide wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106861020A true CN106861020A (en) | 2017-06-20 |
| CN106861020B CN106861020B (en) | 2024-02-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710153073.8A Active CN106861020B (en) | 2017-03-15 | 2017-03-15 | Fluorescence self-development diving puncture guide wire |
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| Country | Link |
|---|---|
| CN (1) | CN106861020B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020087098A1 (en) * | 2000-10-30 | 2002-07-04 | Jun Iwami | Medical long object and method for producing the same |
| US20030229298A1 (en) * | 2002-03-25 | 2003-12-11 | Terumo Kabushiki Kaisha | Guide wire |
| US20150148665A1 (en) * | 2012-06-01 | 2015-05-28 | National University Corporation Kochi University | Medical product emitting near-infrared fluorescence and medical product usage status checking apparatus |
| CN204500704U (en) * | 2015-03-12 | 2015-07-29 | 湖南埃普特医疗器械有限公司 | A kind of mapping micro-wire |
| CN105018082A (en) * | 2015-07-10 | 2015-11-04 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for preparing carbon quantum dot labeled probe for silk fibroin extracted cell development |
| CN207137137U (en) * | 2017-03-15 | 2018-03-27 | 北京聚精瑞生医疗科技有限公司 | Fluorography, which moves under water, punctures seal wire |
-
2017
- 2017-03-15 CN CN201710153073.8A patent/CN106861020B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020087098A1 (en) * | 2000-10-30 | 2002-07-04 | Jun Iwami | Medical long object and method for producing the same |
| US20030229298A1 (en) * | 2002-03-25 | 2003-12-11 | Terumo Kabushiki Kaisha | Guide wire |
| US20150148665A1 (en) * | 2012-06-01 | 2015-05-28 | National University Corporation Kochi University | Medical product emitting near-infrared fluorescence and medical product usage status checking apparatus |
| CN204500704U (en) * | 2015-03-12 | 2015-07-29 | 湖南埃普特医疗器械有限公司 | A kind of mapping micro-wire |
| CN105018082A (en) * | 2015-07-10 | 2015-11-04 | 上海纳米技术及应用国家工程研究中心有限公司 | Method for preparing carbon quantum dot labeled probe for silk fibroin extracted cell development |
| CN207137137U (en) * | 2017-03-15 | 2018-03-27 | 北京聚精瑞生医疗科技有限公司 | Fluorography, which moves under water, punctures seal wire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106861020B (en) | 2024-02-20 |
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