CN108648592A - A kind of manikin training operating method of laseropuncture guiding system - Google Patents
A kind of manikin training operating method of laseropuncture guiding system Download PDFInfo
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- CN108648592A CN108648592A CN201810818197.8A CN201810818197A CN108648592A CN 108648592 A CN108648592 A CN 108648592A CN 201810818197 A CN201810818197 A CN 201810818197A CN 108648592 A CN108648592 A CN 108648592A
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- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
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- G—PHYSICS
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- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
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Abstract
The invention discloses a kind of laseropunctures to guide the manikin of system that operating method, when use is trained to include the following steps：(1) laser angle selects systematic vertical zero-in；(2) first on positioning CT images, point of puncture and sampling target area, measurement setup puncture angle and depth are determined；(3) after setting crevice projection angle, laser rays is moved horizontally to respective angles, then by sliding rail, makes it through the entry point marked by rotary laser angle Selection system angle scale；(4) first needle point is fixed on the point of puncture marked when puncturing, is moved forward and backward the position of shank, when it is illuminated by laser rays, virtual puncture path is just set up.
Description
Technical field
The present invention relates to a kind of laseropunctures, and the manikin of system to be guided to train operating method.
Background technology
Lung cancer is most common malignant tumour, and lung is also the position for being easiest to transfer.Since the iconography of lung tumors is normal
Lack specificity, carrying out Drug eluting stent under CT guiding is still important one of diagnostic means, particularly with periphery
The sample of type lump, acquisition may be additionally used for genetic test for instructing targeted therapy.Percutaneous lung puncture technology is also lung brief summary
The technical foundation of the treatments such as the positioning of Hookwire steel wires and the treatment of tumour seeds implanted before section video-assisted thoracoscope resection.It is different from
Ultrasonic guiding in real time, it is often very time-consuming manually to puncture, especially when lesion volume is small or position is deep.
A variety of auxiliary lancing systems are developed in order to improve puncture precision and efficiency, many scholars：From the simple of low cost
Needle device is held, to the complicated Mechatronic Systems for needing to be integrated into CT scan hardware and communicated with system software, such as machine
People's lancing system, electromagnetism or Laser navigation system etc..These systems are other than fancy price, Systems Sterilizer and complicated image
Registration, more makes surgical procedure extremely cumbersome.In addition, Laser navigation system also needs to install trapped orbit on CT Room ceiling,
The demand for changing computer room structure is difficult to be received by hospital administrators, and the laser locating apparatus on scanning gantry also faces
Similar problem.
The PTNB still overwhelming majority under CT guiding at present is unarmed puncture technique, and the control of puncture angle places one's entire reliance upon
The experience of operator.Often need repeatedly CT scan to help to adjust the position of puncture needle, so be very time-consuming, particularly with small
And deep lesion or new hand.Many scholars devise various devices to improve angle control when unarmed puncture, hence it is evident that high to wear
Efficiency is pierced, but they are all based on CT platforms.Compared with as long as routine autopsy reaches lesion, nucleic functional image is situated between
The target area selection led, needs accurately for puncture needle to be shipped to specified intake area, thus requires higher to the technology of operator.
Somebody devises through protractor, and the skin surface on manikin manikin surface is measured into needle angle.
But on the one hand require the operation level of unarmed puncture person relatively high in this way, when on the other hand puncturing, there is angulation on entering pin mark
Device has negative effect to Aseptic sterilisation.
Invention content
This research is directed to SPECT/CT platform characters, devises a kind of laser navigation auxiliary lancing system simple in structure
(Laser navigation system, LNS), and carried out the PTNB mediated based on the fusion evaluation on SPECT/CT platforms
Checking research, propose it is a kind of need not be contacted before entering needle patient skin surface, can conveniently accurately establish into needle passageway
Even, new hand can also accurately hold the laser navigation auxiliary lancing system of puncture angle and depth.In order to allow student to slap
This lancing system is held, needs to design a kind of manikin training method.
The present invention adopts the following technical scheme that：
A kind of manikin training operating method of laseropuncture guiding system, characterized in that including：
CT machines, puncture needle, laser demarcation device, rotatable dial, horizontal slide rail and pedestal；
The rotation scale is vertical, is movably disposed on horizontal slide rail, the laser demarcation device coaxial arrangement in
In rotation scale so that the light curtain and rotation scale Plane of rotation of laser demarcation device projection keep vertical, described horizontal sliding
Rail is fixed on the pedestal equipped with level governor, and (such horizontal slide rail is with regard to face CT machines so that swashs for the pedestal face CT machines
Light throws the light curtain of line device projection and CT machines keep vertical), and position when lying low CT machines in manikin on the outside of the crown, make
It obtains the light curtain that laser demarcation device projects to irradiate from head to foot, the horizontal slide rail and CT scan bed bottom surface keep horizontal
(motion track of such laser demarcation device and rotatable dial is exactly and CT scan bed bottom surface keeps horizontal so that laser is thrown
Line device and rotatable dial move anyway, and the light curtain of laser demarcation device projection is lain low in CT scan bed with human body
When, the line keeping parallelism of the crown and sole), the laser demarcation device can project wave by battery power, the laser demarcation device
The sector optical curtain of the red of a length of 400-700nm or the intensive laser beam composition of the multiple tracks of green；
The operating method includes the following steps：
1. preoperative chest CT result carries out Preliminary design, manikin lies low into the line of CT machines, the body crown and sole
With CT machine longitudinal centre line keeping parallelisms, row positions CT after metal location grid is placed on default penetrating area manikin surface
Scanning, then carry out SPECT Image Acquisition；After SPECT original image application Astonish programs rebuild tomography, carried out with CT images
Fusion using default lesion and has safe puncture path position as planned sampling target area, manikin table is determined on CT images
Face skin penetrating point (point of puncture between planned sampling target area without important blood vessels, it is important nerve, bone, i.e., puncture needle from
When the point of puncture is pierced into and reaches planned sampling target area, important blood vessels, important nerve, bone will not be encountered on path) and
Measured on CT images corresponding puncture angle (line between the skin penetrating point on manikin surface and planned sampling target area with
Angle between plumb line) and depth (line between the skin penetrating point on manikin surface and planned sampling target area away from
From)；With black water pen in the good skin penetrating point of manikin surface markers --- manikin table is determined on CT images
The skin penetrating point in face, and be a prior art well in manikin surface markers by the point of puncture, mainly scheme in CT
Which count point of puncture on picture to be located between metal location grid (contrast label for having metal location grid on CT images), then
The skin penetrating point can be easily found on the corresponding metal location grid in manikin surface --- period human body
Model keeps position motionless；
2. laser angle selects systematic vertical zero-in；
3. the light curtain that laser demarcation device projects is torqued into respective angles (puncture angle) by rotation scale, then passes through cunning
Rail moves horizontally rotation scale, so that the light curtain that laser demarcation device projects is passed through and is marked on manikin surface
Entry point (from the beginning portion is radiated on the human body to lie low upwards linear light curtain, and when side view, linear light curtain passes through manikin surface
Skin on the entry point that has marked)；
4, preparing that first the needle point of puncture needle is fixed on the point of puncture marked before puncturing (need not puncture human mould
The skin on type surface), it is moved forward and backward the position (needle point is motionless) of the shank, (angle of puncture needle at this time when it is illuminated by laser rays
Line and plumb line between the skin penetrating point and lesion on degree=linear light sheet angle=puncture angle=manikin surface
Between angle), virtual puncture path is just set up.
Further, the laser angle selection systematic vertical zero-in of (2) step is specially：
2.1 are adjusted to horizontal by the height of adjustment base, by horizontal slide rail；
2.2 light curtain or light wall is made to be adjusted to vertical zero degree, rotation scale is shown as zero degree at this time；
2.3 open CT laser localized light comparings, and CT laser projection position lines are shown in CT scan bed rack；
2.4 move laser demarcation device along horizontal slide rail, and the light curtain or light wall for so that it is projected are projected with CT laser localized light comparings
Longitudinal register laser rays be completely superposed (at this time laser demarcation device projection light curtain and manikin lie low in CT scan bed,
The line coincident on the crown and sole, because when making CT film, the longitudinal register laser rays of CT laser localized light comparings projection is and human mould
Type lies low in CT scan bed, the line coincident of the crown and sole.)
According to normal process into pin puncture；CT scan is carried out after reaching plan paracentesis depth, the position of needle point is confirmed, goes forward side by side
Row biopsy procedure.One-time puncture or substep inserting needle can be determined into when pin puncture according to default size of tumor and position.
The technical effects of the invention are that：
A kind of manikin of laseropuncture guiding system according to the present invention trains operating method, operation flexible just
Victory, accuracy is high, substantially increases working efficiency and the accuracy of medical personnel located.
Preliminary result of study is shown, compared with simple manually puncture, this method can reduce by 53% CT guiding scannings
Number reduces the radiation of patient to also shorten the entire PTNB operating times.The shortening of puncture procedure time, also implies that
The reduction of the ionising radiation from patient itself suffered by operator.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the placement position schematic diagram that laseropuncture of the present invention guides system hardware；
Fig. 2 is the piercing step figure of the embodiment of the present invention 1；
Fig. 3 be the present invention operation embodiment 1 when, from Sheffield dummy head's view to inserting needle block diagram.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment 1：
Such as Fig. 1, laseropuncture guides system to constitute (figure by laser level, rotation scale, horizontal slide rail and pedestal
1a).It is placed on the laseropuncture guiding system of CT scan bed distal end, a word laser rays of predetermined angle can be projected to scanning gantry
(Fig. 1 b).It guides the laser rays of system to be transferred to vertical zero degree laseropuncture using preceding, opens CT laser localized light comparings (Fig. 1 c), adjust
The position of whole laseropuncture guiding system base and laser rays, makes it be completely superposed (Fig. 1 d) with longitudinal register laser rays, with reality
Existing systematic vertical zero-in.
Such as the SPECT/CT-PTNB that Fig. 2,3, LNS are assisted, preoperative hypothesis enhanced CT shows upper left lung neoplasms (Fig. 2 a).Human body
Model takes the fusion acquisition of dorsal position 99mTc-MIBISPECT/CT tomographies, the metallic grid placed according to body surface to determine manikin
The skin penetrating point and planned sampling target area (*) on surface measure point of puncture to the distance (white line) at pleura and target area edge and wear
Pierce angle (Fig. 2 b).LNS is adjusted into the puncture angle to setting, mobile laser rays (short arrow) makes it through the human body marked
The skin entry point (long arrow, Fig. 2 c) of model surface.Needle point is pressed on the skin entry point on manikin surface, front and back tune
Whole puncture pin position is exactly preset puncture angle (Fig. 2 d) when puncture needle is illuminated completely by red laser line.It takes
The method of inserting needle or substep inserting needle, predetermined depth is pushed by puncture needle.A Local C T is carried out again scans (Fig. 2 e), and with
SPECT image co-registrations, display needle point, which arrives at, presets target area (Fig. 2 f).
Claims (2)
1. a kind of manikin of laseropuncture guiding system trains operating method, characterized in that including：
CT machines, puncture needle, manikin, laser demarcation device, rotatable dial, horizontal slide rail and pedestal；
The rotation scale is vertical, is movably disposed on horizontal slide rail, and the laser demarcation device coaxial arrangement is in rotation
In dial so that the light curtain and rotation scale Plane of rotation of laser demarcation device projection keep vertical, and the horizontal slide rail is solid
When being scheduled on the pedestal equipped with level governor, the pedestal face CT machines, and CT machines lain low in manikin outside the crown
The position of side so that the light curtain that laser demarcation device projects is irradiated from head to foot, the horizontal slide rail and CT scan bed bottom
Face keeps horizontal, and for the laser demarcation device by battery power, the laser demarcation device can project the red that wavelength is 400-700nm
Or the sector optical curtain of the intensive laser beam composition of multiple tracks of green；
The operating method includes the following steps：
1. preoperative chest CT result carries out Preliminary design, lie low line and CT machines into CT machines, the crown and sole of manikin is vertical
To center line keeping parallelism, metal location grid is placed on the manikin surface of default penetrating area, rear row positioning CT is swept
It retouches, then carries out SPECT Image Acquisition；After SPECT original image application Astonish programs rebuild tomography, melted with CT images
It closes, pre-set lesion and has safe puncture path position as planned sampling target area using in manikin, on CT images
It determines the skin penetrating point on manikin surface, and measures corresponding puncture angle and depth on CT images；Use black water
Pen is remained stationary as in the good point of puncture of manikin surface markers, during which manikin；
2. laser angle selects systematic vertical zero-in；
3. the light curtain that laser demarcation device projects is torqued into puncture angle by rotation scale, then by sliding rail, by rotating scale
Disk is moved horizontally, and the light curtain that laser demarcation device projects is made to pass through the good entry point of manikin surface markers；
4, prepare that first the needle point of puncture needle is fixed on the point of puncture marked before puncturing, is moved forward and backward the position of shank,
When it is illuminated by laser rays, virtual puncture path is just set up.
2. a kind of manikin of laseropuncture guiding system trains operating method as described in claim 1, it is characterized in that：2nd
Step laser angle selection systematic vertical zero-in be specially：
2.1 are adjusted to horizontal by the height of adjustment base, by horizontal slide rail；
2.2 make light curtain or light wall be adjusted to vertical zero degree, and rotation scale is shown as zero degree at this time；
2.3 open CT laser localized light comparings, and CT laser projection position lines are shown in CT scan bed rack；
2.4 move laser demarcation device along horizontal slide rail, and the light curtain or light wall for so that it is projected project vertical with CT laser localized light comparings
It is completely superposed to positioning laser rays.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810818197.8A CN108648592A (en) | 2018-07-24 | 2018-07-24 | A kind of manikin training operating method of laseropuncture guiding system |
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| CN201810818197.8A CN108648592A (en) | 2018-07-24 | 2018-07-24 | A kind of manikin training operating method of laseropuncture guiding system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110766704A (en) * | 2019-10-22 | 2020-02-07 | 深圳瀚维智能医疗科技有限公司 | Breast point cloud segmentation method, device, storage medium and computer equipment |
| CN112908133A (en) * | 2021-01-27 | 2021-06-04 | 张淼 | Professional injection teaching instrument for medical nursing |
| CN113450637A (en) * | 2021-07-12 | 2021-09-28 | 吴震 | Venous transfusion device for nursing teaching |
| CN114973885A (en) * | 2022-03-03 | 2022-08-30 | 北京市肿瘤防治研究所 | Percutaneous abdominal focus puncture model and method capable of being used under CT imaging guidance |
| CN115137453A (en) * | 2019-07-05 | 2022-10-04 | 湖南卓世创思科技有限公司 | Continuous scanning cross section dimension-increasing space positioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115137453A (en) * | 2019-07-05 | 2022-10-04 | 湖南卓世创思科技有限公司 | Continuous scanning cross section dimension-increasing space positioning system |
| CN110766704A (en) * | 2019-10-22 | 2020-02-07 | 深圳瀚维智能医疗科技有限公司 | Breast point cloud segmentation method, device, storage medium and computer equipment |
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| CN112908133A (en) * | 2021-01-27 | 2021-06-04 | 张淼 | Professional injection teaching instrument for medical nursing |
| CN113450637A (en) * | 2021-07-12 | 2021-09-28 | 吴震 | Venous transfusion device for nursing teaching |
| CN113450637B (en) * | 2021-07-12 | 2023-08-11 | 浙江欧健医用器材有限公司 | Intravenous infusion apparatus for nursing and teaching |
| CN114973885A (en) * | 2022-03-03 | 2022-08-30 | 北京市肿瘤防治研究所 | Percutaneous abdominal focus puncture model and method capable of being used under CT imaging guidance |
| CN114973885B (en) * | 2022-03-03 | 2023-10-13 | 北京市肿瘤防治研究所 | Percutaneous abdominal focus puncture model and method for CT imaging guidance |
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