CN104473677B - A kind of puncture needle of band magnetic grid scale - Google Patents
A kind of puncture needle of band magnetic grid scale Download PDFInfo
- Publication number
- CN104473677B CN104473677B CN201410812320.7A CN201410812320A CN104473677B CN 104473677 B CN104473677 B CN 104473677B CN 201410812320 A CN201410812320 A CN 201410812320A CN 104473677 B CN104473677 B CN 104473677B
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- puncture
- puncture needle
- magnetic
- closing member
- nook closing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses the puncture needle of a kind of band magnetic grid scale, including puncture needle core, magnetic puncture stylophore pipe, puncture needle pedestal；Described puncture needle core includes nook closing member cap and nook closing member main body；Described magnetic puncture stylophore pipe includes medical plastic sheath pipe cap and band magnetic grid scale medical steel sheath tube body, and sheath pipe cap and sheath tube body center are empty, closely cooperate be slidably connected with nook closing member cap and nook closing member main body respectively, provides for puncture needle core and punctures track；It is provided with puncture tank in the middle part of described puncture needle pedestal, with puncture stylophore pipe compact siro spinning technology, provides for it and puncture track；Described puncture pedestal is outside is medical plastic, and inside is provided with power supply, reads magnetic grid scale on magnetic assembly reading medical steel sheath tube body.The present invention be a kind of can the puncture needle of real time reaction paracentesis depth, without external power supply during work, can precise quantification paracentesis depth.
Description
Technical field
The present invention is the puncture needle of a kind of band magnetic grid scale, belongs to technical field of medical instruments.
Background technology
The percutaneous puncture such as Percutaneous ethanol injection of liver, cyst of kidney, percutaneous transthoracic needle biopsy, tumor percutaneous dehydrated alcohol
The clinical Wicresoft's diagnosis and treatment extensively carried out such as injection, percutaneous nephrolithotomy, the percutaneous microwave ablation of tumor, Percutaneous radiofrequency ablation melt
Art, mostly carries out under ultrasonic guidance and monitoring, paracentesis depth precision is had strict requirements.Traditional ultrasonic puncture is
Referring to, by ultrasonic examination, the focus scope in patient body is made body surface projection, and mark point of puncture at body surface, it is right to be used for instructing
The puncture suction of dropsy of serous cavity such as hydrothorax, ascites.Along with ultrasonoscopy technology and the development of the special ultrasonic probe of puncture, occur
Ultrasonic guidance truly.During ultrasonic guidance, according to the puncture target spot of display on ultrasonoscopy and wearing of arrival target spot
Thorn guide line, can accurately indicate by the distance of skin surface to target site.Regulation ultrasound guided probe or the angle of guiding puncture adapter
Degree, can make puncture needle accurately arrive target position along guiding puncture line.Ultrasonic puncture bootstrap technique in use exist with
Lower deficiency:
(1) be limited to the principle of ultra sonic imaging, the puncture needle pin of guiding must with the acoustic beam propagation direction of ultrasonic probe in
Certain angle, it is impossible to enter with the shortest path vertical with patient skin；
(2) puncture ultrasonic probe or guiding puncture adapter have certain angle limits, allow model to beyond angle
Ultrasonic guidance cannot be implemented in the site of puncture enclosed；
Based on above 2 points, causing when carrying out the puncture of ultrasound guidance, operator cannot be marked according to ultrasonic measurement
Fixed distance punctures target site exactly.These technological deficiencies all cause inaccuracy and the instability of puncture
Property.
Summary of the invention
The present invention seeks to, propose a kind of can the puncture needle of real time reaction paracentesis depth, puncture when carrying out, puncturing pedestal will
The electromagnetic signal produced when passing with magnetic puncture sheath pipe and puncture needle is sent to intelligent mobile terminal, and mobile terminal is real-time
Display paracentesis depth, precise quantification puncture procedure, without external power supply during work.
Technical scheme: in order to solve these problems of the prior art, the invention discloses wearing of a kind of band magnetic grid scale
Pricker, including puncture needle core, magnetic puncture stylophore pipe, puncture needle pedestal.It is characterized in that described puncture needle core includes nook closing member cap
With nook closing member main body；Described magnetic puncture stylophore pipe includes medical plastic sheath pipe cap and magnetic grid scale medical steel sheath tube body, sheath pipe
Cap and sheath tube body center are empty, can respectively with nook closing member cap and nook closing member main body compact siro spinning technology, provide for puncture needle core and puncture track；
It is provided with puncture tank in the middle part of described puncture needle pedestal, can provide for it puncture track with puncture stylophore pipe compact siro spinning technology；Described puncture
Pedestal is outside is medical plastic, and inside is provided with power supply, reads magnetic assembly, puncture monitoring mainboard, can be by wireless for depth of needle data
Deliver to intelligent display terminal.The present invention be a kind of can the puncture needle of real time reaction paracentesis depth, without external power supply during work, can
Precise quantification paracentesis depth.
Preferably, described puncture needle core includes medical plastic nook closing member cap and medical steel nook closing member main body.Nook closing member cap and nook closing member master
Body compact siro spinning technology.
Preferably, described puncture needle core cap outer rim has steady pin.
Preferably, described sheath pipe cap center is empty, can provide for it puncture track with puncture needle core cap compact siro spinning technology.Separately
Intelligent display terminal can be provided with.
Preferably, fixed card slot is arranged at described sheath pipe cap top, can be connected with puncture needle core steady pin, solid in piercing process
Determine puncture needle core.
Preferably, described sheath tube body center is empty, can provide for it puncture rail with puncture needle core main body compact siro spinning technology
Road.
Preferably, described sheath tube body is parallel to body cross-section, record magnetic stripe along sheath tube body, puncture sheath can be made
Magnetic induction and the change in direction is produced when pipe is by puncturing pedestal.
Preferably, in the middle part of described puncture needle pedestal, it is provided with puncture tank, can wear for its offer with puncture stylophore pipe compact siro spinning technology
Thorn track.
Preferably, wrapping up with medical grade plastic materials outside described puncture pedestal, puncture tank surrounds with plastic protective film for plastics.
Preferably, described puncture needle base interior is provided with power supply, reads magnetic assembly, puncture monitoring mainboard.
Preferably, described reading magnetic assembly is close to protecting film, the magnetic head arrays group opposing along puncture tank, being dislocatedly distributed by two
Become, when puncturing sheath pipe by puncture tank, read the change intensity of magnetic induction.
Preferably, described reading magnetic assembly can be Hall element, electromagnetic sensor, magnetoresistive transducer.
Preferably, the described monitoring mainboard that punctures is by CPU module, signal processing module, driving module, control module, storage
Module, communication module, power management module form.
Preferably, the described monitoring mainboard that punctures can send data to intelligence by wireless modes such as bluetooth, infrared, Wifi
Display terminal.
Preferably, described intelligent display terminal can show paracentesis depth in real time, puncture direction, battery electric quantity.
Preferably, described intelligent display terminal can be smart mobile phone, panel computer, diagnostic ultrasonic equipment, PC.
What deserves to be explained is, magnetic grid scale utilizes the sensor that the principle of magnetic pole is made.Magnetic grid scale base chi by
The steel band of uniform magnetization.S and N pole uniform intervals is arranged on steel band, and the change being read S, N pole by read head is counted.This
Invention can also use grating scale equally possible.The light accurately measuring length can be prepared in the layers of chrome of puncture needle or sheath pipe arm
Grid.Length measurement method and principle similar magnetic grid scale.
Puncture pedestal is placed in the person's of being punctured body surface by the present invention in use, opens puncture base unit switch；Open intelligence
Record button can be started on terminal software；Puncture needle core is inserted magnetic puncture sheath pipe, Guan Bi that fixing groove is alignd with steady pin,
By the puncture needle core combined and magnetic puncture sheath pipe simultaneously through puncturing the puncture tank in the middle part of base, proceed by puncture.Puncture
Starting simultaneously, intelligent display terminal shows and records paracentesis depth, direction.Through Reusability, or after use a couple of days, treat intelligence
Can the mobile phone pond battery capacity indication icon that powers on when show low, prompting battery needs to charge, and can be taken off battery and is charged, device to be charged
On green light bright time, prompting battery electricity have been filled with.
Beneficial effect: relative to scheme of the prior art, the invention have the advantage that
The present invention can real time reaction paracentesis depth, without external power supply during work, precise quantification paracentesis depth.Coordinate ultrasonic
Puncturing space positioning system, operator can carry out target site repeated puncture according to the three-dimensional data quantified or remote guide is ultrasonic wears
Thorn, it is ensured that the accuracy that target site punctures.
Accompanying drawing explanation
The present invention is further described below in conjunction with the accompanying drawings.
Fig. 1 a, b are structure and the sectional views of the puncture needle structure figure of the present invention a kind of band magnetic grid scale；
Fig. 2 punctures data transmission, display schematic diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the present invention.The implementation condition used in embodiment can be done according to the condition of concrete producer
Adjusting further, not marked implementation condition is usually the condition in normal experiment.
Embodiment 1 the invention discloses the puncture needle of a kind of band magnetic grid scale as shown in Figure 1, including puncture needle core 1, magnetic
Puncture stylophore pipe 2, puncture needle pedestal 3, intelligent display terminal 4.It is characterized in that described puncture needle core 1 include nook closing member cap 1-1 and
Nook closing member main body 1-2；Described magnetic puncture stylophore pipe 2 includes medical plastic sheath pipe cap 2-1 and magnetic grid scale medical steel sheath tube body
2-2, sheath pipe cap 2-1 and sheath tube body 2-2 center is empty, can respectively with nook closing member cap 1-1 and nook closing member main body 1-2 compact siro spinning technology, for
Puncture needle core provides and punctures track；It is provided with puncture tank 3-1 in the middle part of described puncture needle pedestal 3, closely can connect with puncturing stylophore pipe 2
Connect, provide for it and puncture track；Described puncture pedestal is outside is medical plastic, and inside is provided with power supply 3-2, reading magnetic assembly 3-3, wears
Depth of needle data can be wirelessly transmitted to intelligent display terminal 4 by thorn monitoring mainboard 3-4.
Embodiment 2 is placed in required site of puncture as in figure 2 it is shown, puncture pedestal 3, opens the software on intelligent display terminal 4
Switch 4-1, passes, by the magnetic puncture stylophore pipe 2 being cased with puncture needle core, the puncture tank 3-1 punctured in the middle part of pedestal 3, proceeds by
Puncture.Puncture pedestal 3 outside with medical plastic shell 3-5 parcel, provide for puncture sheath pipe and puncture pillow core and puncture track, puncture
Groove 3-1 surrounds with protecting film 3-6.Puncture pedestal 3 inside to include power supply 3-2, read magnetic assembly 3-3, puncture detection mainboard 3-4.Read
Magnetic assembly 3-3 is close to protecting film by two, forms, when magnetic puncture sheath pipe along puncture tank opposition, the magnetic head arrays that is dislocatedly distributed
During by magnetic field in puncture tank, read the change intensity of magnetic induction.Reading magnetic assembly 3-3 can be Hall element, electromagnetic type biography
Sensor, magnetoresistive transducer.Puncture monitoring mainboard 3-4 by CPU module, signal processing module, driving module, control module, storage
Module, communication module, power management module form.CPU module triggers puncture monitoring device work automatically；Driving module drive is read
Magnetic assembly 3-3；Signal processing module is for gathering magnetic induction；After CPU carries out digital processing to signal, place data into
The data memory module of external expansion, and data can be read out；Control module is used for detecting hardware event；Communication module is used for
The paracentesis depth of detection, bearing data are sent to intelligent display terminal；Power management module is used for mainboard power consumption control.Puncture
Data can be sent out after receiving two groups of signals reading magnetic assembly 3-3 by monitoring mainboard 3-4 by wireless modes such as bluetooth, infrared, Wifi
Delivering to intelligent display terminal 4, intelligent display terminal 4 shows puncture information 4-2.
Claims (5)
1. the puncture needle of a band magnetic grid scale, it is characterised in that include puncture needle core, magnetic puncture stylophore pipe, puncture needle base
Seat；Described puncture needle core includes nook closing member cap and nook closing member main body；Described magnetic puncture stylophore pipe includes medical plastic sheath pipe cap and band
Magnetic grid scale medical steel sheath tube body, sheath pipe cap and sheath tube body center are empty, closely join with nook closing member cap and nook closing member main body respectively
Conjunction is slidably connected, and provides for puncture needle core and punctures track；Being provided with puncture tank in the middle part of described puncture needle pedestal, stylophore pipe is tight with puncturing
Close connection, provides for it and punctures track；Described puncture pedestal is outside is medical plastic, and inside is provided with power supply, reads the reading of magnetic assembly
Magnetic grid scale on medical steel sheath tube body；Sheath pipe cap and sheath tube body compact siro spinning technology；Fixed card slot is arranged at described sheath pipe cap top, with
Puncture needle core steady pin connects, and fixes puncture needle core in piercing process；On sheath tube body, magnetic grid scale is for divide along sheath tube body
The record magnetic stripe of cloth, produces the magnetic recording of the change in magnetic induction and direction when making puncture sheath pipe by puncturing pedestal；Described reading
Magnetic assembly forms by intersecting the magnetic head arrays being dislocatedly distributed along puncture tank, when puncturing sheath pipe by puncture tank, reads magnetic strength
The change intensity answered；It is provided with puncture tank in the middle part of described puncture needle pedestal, with puncture stylophore pipe compact siro spinning technology, carries for puncturing stylophore pipe
For puncturing track；Puncturing and wrap up with medical grade plastic materials outside pedestal, puncture tank protecting film surrounds.
The puncture needle of band magnetic grid scale the most according to claim 1, it is characterised in that described nook closing member cap is medical plastic pin
Core cap, nook closing member cap and nook closing member main body compact siro spinning technology；Described nook closing member cap outer rim has steady pin.
The puncture needle of band magnetic grid scale the most according to claim 1, it is characterised in that described reading magnetic assembly is that Hall passes
Sensor, electromagnetic sensor or magnetoresistive transducer.
The puncture needle of band magnetic grid scale the most according to claim 1, it is characterised in that be provided with intelligent display terminal, reads magnetic group
The paracentesis depth of part, puncture direction are shown in described intelligent display terminal.
The puncture needle of band magnetic grid scale the most according to claim 4, it is characterised in that described intelligent display terminal is intelligence
Mobile phone, panel computer, diagnostic ultrasonic equipment or PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410812320.7A CN104473677B (en) | 2014-12-23 | 2014-12-23 | A kind of puncture needle of band magnetic grid scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410812320.7A CN104473677B (en) | 2014-12-23 | 2014-12-23 | A kind of puncture needle of band magnetic grid scale |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104473677A CN104473677A (en) | 2015-04-01 |
| CN104473677B true CN104473677B (en) | 2016-08-17 |
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ID=52748386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410812320.7A Expired - Fee Related CN104473677B (en) | 2014-12-23 | 2014-12-23 | A kind of puncture needle of band magnetic grid scale |
Country Status (1)
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| CN (1) | CN104473677B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105030307A (en) * | 2015-06-26 | 2015-11-11 | 么文博 | Magnetic positioning cannula puncture needle |
| CN108542468B (en) * | 2018-05-17 | 2023-05-30 | 华侨大学 | Medical drilling tool with sounding function |
| CN109064859B (en) * | 2018-08-17 | 2020-08-21 | 温州市人民医院 | Liver tumor puncture training model under laparoscope |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2734151Y (en) * | 2004-09-24 | 2005-10-19 | 韩杰 | Puncturing needle |
| IL187667A (en) * | 2006-11-27 | 2011-12-29 | Mediguide Ltd | System and method for navigating a surgical needle toward an organ of the body of a patient |
| CN201085658Y (en) * | 2007-10-19 | 2008-07-16 | 张惠玲 | Injection trocar |
| CN101773404B (en) * | 2010-01-05 | 2011-08-17 | 深圳先进技术研究院 | Magnetic resonance compatible puncture needle |
| US8831707B2 (en) * | 2011-11-16 | 2014-09-09 | Cook Medical Technologies Llc | Tip deflecting puncture needle |
| CN203417240U (en) * | 2013-06-27 | 2014-02-05 | 苏州边枫电子科技有限公司 | Puncture needle stroke detection device based on magnetic induction |
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2014
- 2014-12-23 CN CN201410812320.7A patent/CN104473677B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN104473677A (en) | 2015-04-01 |
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Granted publication date: 20160817 Termination date: 20191223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |