CN113395940A - 血栓取回导管 - Google Patents
血栓取回导管 Download PDFInfo
- Publication number
- CN113395940A CN113395940A CN202080009799.4A CN202080009799A CN113395940A CN 113395940 A CN113395940 A CN 113395940A CN 202080009799 A CN202080009799 A CN 202080009799A CN 113395940 A CN113395940 A CN 113395940A
- Authority
- CN
- China
- Prior art keywords
- catheter
- distal
- tip
- distal end
- degrees
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 208000007536 Thrombosis Diseases 0.000 title description 9
- 239000000463 material Substances 0.000 claims abstract description 55
- 230000003073 embolic effect Effects 0.000 claims abstract description 36
- 230000007423 decrease Effects 0.000 claims description 11
- 230000007704 transition Effects 0.000 description 29
- 239000003550 marker Substances 0.000 description 25
- 230000004323 axial length Effects 0.000 description 23
- 208000006011 Stroke Diseases 0.000 description 21
- 230000000295 complement effect Effects 0.000 description 19
- 230000001965 increasing effect Effects 0.000 description 16
- 238000000576 coating method Methods 0.000 description 15
- 238000000034 method Methods 0.000 description 15
- 239000011248 coating agent Substances 0.000 description 14
- 210000004004 carotid artery internal Anatomy 0.000 description 13
- 102000003978 Tissue Plasminogen Activator Human genes 0.000 description 12
- 108090000373 Tissue Plasminogen Activator Proteins 0.000 description 12
- 229960000187 tissue plasminogen activator Drugs 0.000 description 12
- 238000012546 transfer Methods 0.000 description 11
- 239000000835 fiber Substances 0.000 description 9
- 229910001000 nickel titanium Inorganic materials 0.000 description 9
- 230000002490 cerebral effect Effects 0.000 description 8
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 8
- 210000005166 vasculature Anatomy 0.000 description 8
- 206010053648 Vascular occlusion Diseases 0.000 description 7
- 238000005452 bending Methods 0.000 description 7
- 210000004556 brain Anatomy 0.000 description 7
- 210000000711 cavernous sinus Anatomy 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 7
- 239000003146 anticoagulant agent Substances 0.000 description 6
- 230000000452 restraining effect Effects 0.000 description 6
- 208000021331 vascular occlusion disease Diseases 0.000 description 6
- 208000032843 Hemorrhage Diseases 0.000 description 5
- 210000001367 artery Anatomy 0.000 description 5
- 239000008280 blood Substances 0.000 description 5
- 210000004369 blood Anatomy 0.000 description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 230000000302 ischemic effect Effects 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 229920002635 polyurethane Polymers 0.000 description 5
- 239000004814 polyurethane Substances 0.000 description 5
- 208000032382 Ischaemic stroke Diseases 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 208000034158 bleeding Diseases 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 4
- 230000017531 blood circulation Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 4
- 238000007917 intracranial administration Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 210000003270 subclavian artery Anatomy 0.000 description 4
- 230000003319 supportive effect Effects 0.000 description 4
- 238000002560 therapeutic procedure Methods 0.000 description 4
- 230000002792 vascular Effects 0.000 description 4
- 208000005189 Embolism Diseases 0.000 description 3
- 208000032109 Transient ischaemic attack Diseases 0.000 description 3
- 210000003484 anatomy Anatomy 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 3
- 230000036760 body temperature Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000003618 dip coating Methods 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 210000001105 femoral artery Anatomy 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 210000003657 middle cerebral artery Anatomy 0.000 description 3
- 210000002569 neuron Anatomy 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000013151 thrombectomy Methods 0.000 description 3
- 230000002537 thrombolytic effect Effects 0.000 description 3
- 210000001519 tissue Anatomy 0.000 description 3
- 201000010875 transient cerebral ischemia Diseases 0.000 description 3
- DSUFPYCILZXJFF-UHFFFAOYSA-N 4-[[4-[[4-(pentoxycarbonylamino)cyclohexyl]methyl]cyclohexyl]carbamoyloxy]butyl n-[4-[[4-(butoxycarbonylamino)cyclohexyl]methyl]cyclohexyl]carbamate Chemical compound C1CC(NC(=O)OCCCCC)CCC1CC1CCC(NC(=O)OCCCCOC(=O)NC2CCC(CC3CCC(CC3)NC(=O)OCCCC)CC2)CC1 DSUFPYCILZXJFF-UHFFFAOYSA-N 0.000 description 2
- 208000016988 Hemorrhagic Stroke Diseases 0.000 description 2
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- 208000012902 Nervous system disease Diseases 0.000 description 2
- 208000025966 Neurological disease Diseases 0.000 description 2
- 229920002614 Polyether block amide Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 229940127219 anticoagulant drug Drugs 0.000 description 2
- 210000000709 aorta Anatomy 0.000 description 2
- 210000004191 axillary artery Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000036772 blood pressure Effects 0.000 description 2
- 210000002302 brachial artery Anatomy 0.000 description 2
- 210000001168 carotid artery common Anatomy 0.000 description 2
- 208000026106 cerebrovascular disease Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002591 computed tomography Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000037406 food intake Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 208000020658 intracerebral hemorrhage Diseases 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000007971 neurological deficit Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 210000002321 radial artery Anatomy 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000009885 systemic effect Effects 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 240000005020 Acaciella glauca Species 0.000 description 1
- 208000007848 Alcoholism Diseases 0.000 description 1
- 206010002329 Aneurysm Diseases 0.000 description 1
- 208000022211 Arteriovenous Malformations Diseases 0.000 description 1
- 206010008190 Cerebrovascular accident Diseases 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010051055 Deep vein thrombosis Diseases 0.000 description 1
- 206010012758 Diastolic hypertension Diseases 0.000 description 1
- 206010014498 Embolic stroke Diseases 0.000 description 1
- 206010018852 Haematoma Diseases 0.000 description 1
- 206010018985 Haemorrhage intracranial Diseases 0.000 description 1
- 206010062713 Haemorrhagic diathesis Diseases 0.000 description 1
- 206010019196 Head injury Diseases 0.000 description 1
- 208000035150 Hypercholesterolemia Diseases 0.000 description 1
- 208000008574 Intracranial Hemorrhages Diseases 0.000 description 1
- 229910000575 Ir alloy Inorganic materials 0.000 description 1
- 229920000271 Kevlar® Polymers 0.000 description 1
- 208000008457 Neurologic Manifestations Diseases 0.000 description 1
- 206010060860 Neurological symptom Diseases 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 208000012287 Prolapse Diseases 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 208000010378 Pulmonary Embolism Diseases 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 208000032851 Subarachnoid Hemorrhage Diseases 0.000 description 1
- 206010042957 Systolic hypertension Diseases 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 229920000508 Vectran Polymers 0.000 description 1
- 239000004979 Vectran Substances 0.000 description 1
- 206010047249 Venous thrombosis Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 206010001584 alcohol abuse Diseases 0.000 description 1
- 208000025746 alcohol use disease Diseases 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000702 anti-platelet effect Effects 0.000 description 1
- 210000002376 aorta thoracic Anatomy 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 230000006793 arrhythmia Effects 0.000 description 1
- 206010003119 arrhythmia Diseases 0.000 description 1
- 210000002565 arteriole Anatomy 0.000 description 1
- 230000005744 arteriovenous malformation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 210000005013 brain tissue Anatomy 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 230000002308 calcification Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 210000001627 cerebral artery Anatomy 0.000 description 1
- 206010008118 cerebral infarction Diseases 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000035487 diastolic blood pressure Effects 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003527 fibrinolytic agent Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 210000003709 heart valve Anatomy 0.000 description 1
- 208000031169 hemorrhagic disease Diseases 0.000 description 1
- 230000002008 hemorrhagic effect Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000001361 intraarterial administration Methods 0.000 description 1
- 238000000185 intracerebroventricular administration Methods 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 208000037906 ischaemic injury Diseases 0.000 description 1
- 239000004761 kevlar Substances 0.000 description 1
- 210000005248 left atrial appendage Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 230000000926 neurological effect Effects 0.000 description 1
- 238000010984 neurological examination Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229940127234 oral contraceptive Drugs 0.000 description 1
- 239000003539 oral contraceptive agent Substances 0.000 description 1
- 210000003101 oviduct Anatomy 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000008289 pathophysiological mechanism Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 235000003499 redwood Nutrition 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 230000000250 revascularization Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000012781 shape memory material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002966 stenotic effect Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 230000035488 systolic blood pressure Effects 0.000 description 1
- 230000001732 thrombotic effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 210000000626 ureter Anatomy 0.000 description 1
- 210000003708 urethra Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320758—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22004—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves
- A61B17/22012—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for using mechanical vibrations, e.g. ultrasonic shock waves in direct contact with, or very close to, the obstruction or concrement
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
-
- 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
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
- A61B2017/00305—Constructional details of the flexible means
- A61B2017/00309—Cut-outs or slits
-
- 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
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/003—Steerable
- A61B2017/00318—Steering mechanisms
- A61B2017/00323—Cables or rods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00477—Coupling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/0084—Material properties low friction
- A61B2017/00845—Material properties low friction of moving parts with respect to each other
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00929—Material properties isolating electrical current
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00942—Material properties hydrophilic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/22031—Gripping instruments, e.g. forceps, for removing or smashing calculi
- A61B2017/22034—Gripping instruments, e.g. forceps, for removing or smashing calculi for gripping the obstruction or the tissue part from inside
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22051—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22065—Functions of balloons
- A61B2017/22067—Blocking; Occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
- A61B2017/2215—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions having an open distal end
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B2017/320716—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions comprising means for preventing embolism by dislodged material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/03—Automatic limiting or abutting means, e.g. for safety
- A61B2090/033—Abutting means, stops, e.g. abutting on tissue or skin
- A61B2090/034—Abutting means, stops, e.g. abutting on tissue or skin abutting on parts of the device itself
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
- A61B2090/3966—Radiopaque markers visible in an X-ray image
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/589,563 | 2019-10-01 | ||
US16/589,563 US11395665B2 (en) | 2018-05-01 | 2019-10-01 | Devices and methods for removing obstructive material, from an intravascular site |
US202063026898P | 2020-05-19 | 2020-05-19 | |
US63/026,898 | 2020-05-19 | ||
PCT/US2020/053267 WO2021067264A1 (en) | 2019-10-01 | 2020-09-29 | Embolic retrieval catheter |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113395940A true CN113395940A (zh) | 2021-09-14 |
Family
ID=77616650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080009799.4A Pending CN113395940A (zh) | 2019-10-01 | 2020-09-29 | 血栓取回导管 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP4041100A4 (ja) |
JP (1) | JP2022552164A (ja) |
CN (1) | CN113395940A (ja) |
CA (1) | CA3156500A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114452459A (zh) * | 2022-03-01 | 2022-05-10 | 上海璞慧医疗器械有限公司 | 一种血栓抽吸导管监测预警系统 |
CN116746981A (zh) * | 2023-08-18 | 2023-09-15 | 浙江归创医疗科技有限公司 | 侵入器械 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4030503A (en) * | 1975-11-05 | 1977-06-21 | Clark Iii William T | Embolectomy catheter |
US5895398A (en) * | 1996-02-02 | 1999-04-20 | The Regents Of The University Of California | Method of using a clot capture coil |
US20020091372A1 (en) * | 2001-01-09 | 2002-07-11 | Andrew Cragg | Micro catheter and guidewire system having improved pushability and control |
US6613017B1 (en) * | 2000-08-08 | 2003-09-02 | Scimed Life Systems, Inc. | Controlled depth injection device and method |
US20090182370A1 (en) * | 2005-12-30 | 2009-07-16 | C.R. Bard, Inc. | Embolus blood clot filter removal system and method |
US20120041474A1 (en) * | 2008-08-29 | 2012-02-16 | Rapid Medical Ltd. | Device and method for clot engagement |
US20160166265A1 (en) * | 2014-12-16 | 2016-06-16 | Penumbra Inc. | Methods and Devices for Removal of Thromboembolic Material |
-
2020
- 2020-09-29 JP JP2022520620A patent/JP2022552164A/ja active Pending
- 2020-09-29 EP EP20871455.0A patent/EP4041100A4/en active Pending
- 2020-09-29 CN CN202080009799.4A patent/CN113395940A/zh active Pending
- 2020-09-29 CA CA3156500A patent/CA3156500A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4030503A (en) * | 1975-11-05 | 1977-06-21 | Clark Iii William T | Embolectomy catheter |
US5895398A (en) * | 1996-02-02 | 1999-04-20 | The Regents Of The University Of California | Method of using a clot capture coil |
US6613017B1 (en) * | 2000-08-08 | 2003-09-02 | Scimed Life Systems, Inc. | Controlled depth injection device and method |
US20020091372A1 (en) * | 2001-01-09 | 2002-07-11 | Andrew Cragg | Micro catheter and guidewire system having improved pushability and control |
US20090182370A1 (en) * | 2005-12-30 | 2009-07-16 | C.R. Bard, Inc. | Embolus blood clot filter removal system and method |
US20120041474A1 (en) * | 2008-08-29 | 2012-02-16 | Rapid Medical Ltd. | Device and method for clot engagement |
US20160166265A1 (en) * | 2014-12-16 | 2016-06-16 | Penumbra Inc. | Methods and Devices for Removal of Thromboembolic Material |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114452459A (zh) * | 2022-03-01 | 2022-05-10 | 上海璞慧医疗器械有限公司 | 一种血栓抽吸导管监测预警系统 |
CN114452459B (zh) * | 2022-03-01 | 2022-10-18 | 上海璞慧医疗器械有限公司 | 一种血栓抽吸导管监测预警系统 |
CN116746981A (zh) * | 2023-08-18 | 2023-09-15 | 浙江归创医疗科技有限公司 | 侵入器械 |
CN116746981B (zh) * | 2023-08-18 | 2023-11-07 | 浙江归创医疗科技有限公司 | 侵入器械 |
Also Published As
Publication number | Publication date |
---|---|
CA3156500A1 (en) | 2021-04-08 |
EP4041100A1 (en) | 2022-08-17 |
EP4041100A4 (en) | 2023-11-15 |
JP2022552164A (ja) | 2022-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20210093336A1 (en) | Embolic retrieval catheter | |
US11395665B2 (en) | Devices and methods for removing obstructive material, from an intravascular site | |
US10786270B2 (en) | Neurovascular aspiration catheter with elliptical aspiration port | |
US11147949B2 (en) | Method of making an enhanced flexibility neurovascular catheter | |
US11565082B2 (en) | Enhanced flexibility neurovascular catheter | |
CN113395940A (zh) | 血栓取回导管 | |
US20230211122A1 (en) | Self centering low friction extendable neurovascular catheter |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 40059080 Country of ref document: HK |