CN104287821A - Alarm channel drilling device - Google Patents
Alarm channel drilling device Download PDFInfo
- Publication number
- CN104287821A CN104287821A CN201310361320.5A CN201310361320A CN104287821A CN 104287821 A CN104287821 A CN 104287821A CN 201310361320 A CN201310361320 A CN 201310361320A CN 104287821 A CN104287821 A CN 104287821A
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- Prior art keywords
- inner core
- open circuit
- circuit device
- alarm open
- alarm
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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
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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
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/90—Guides therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00115—Electrical control of surgical instruments with audible or visual output
- A61B2017/00119—Electrical control of surgical instruments with audible or visual output alarm; indicating an abnormal situation
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Abstract
The invention provides a new surgical operating instrument, belongs to the field of surgical operating instruments and relates to an alarm channel drilling device. When the head end of the alarm channel drilling device breaks through a bone substance to enter soft tissue, a movable inner core is popped out, a circuit is disconnected, and an alarm indicator light turns out, so that a surgeon is reminded in real time that the alarm channel drilling device leaves a normal path and enters the surrounding soft tissue, and the direction of the channel drilling device needs to be adjusted again. In this way, important anatomical structures such as nerve roots and a spinal cord around a pedicle screw channel can be prevented from being injured accidentally, so that the convenience and safety of a spinal operation are improved. Since the position of the channel drilling device does not need to be judged frequently through X-ray examinations, the probability that the surgeon and a patient are exposed to X-rays can also be lowered by using the alarm channel drilling device.
Description
Technical field
The invention belongs to surgical operating instrument field, specifically, inventing a kind of spinal surgery apparatus with alarm dress system newly---alarm open circuit device.When patient's row pedicle screw is fixed, get out pedicle screw passage in advance with alarm open circuit device, when alarm open circuit device head end gets out outside sclerotin a little, alarm patient can be sent in real time.Such can preventing accidentally injures the parameatal important anatomy structure of pedicle screw, as nerve root, spinal cord etc., thus improves convenience, the safety of spinal operation operation; Also can reduce the X-ray exposure of patient, patient simultaneously.
Background technology
In spinal surgery, row pedicle screw is fixedly the technology of an extensive use.When current row pedicle screw is fixed, often first need get out the passage of pedicle screw with pediculus arcus vertebrae opening device in pedicle of vertebral arch and vertebral body, after X-ray examination determination channel position is correct, then insert pedicle screw in the passage got out.Because next-door neighbour's pedicle screw passage, has many important anatomical structures, as nerve root, spinal cord, vertebral artery, aorta etc.; For preventing the vital tissue damaging pedicle screw passage week state, the head end of pediculus arcus vertebrae opening device all need in sclerotin under normal circumstances, if accidentally leave sclerotin in the work of pediculus arcus vertebrae opening device, enter into surrounding soft tissue, very likely the important anatomy structure of damage next-door neighbour pedicle screw passage, causes serious consequence
[1-4].When current row pedicle screw is fixed, pediculus arcus vertebrae opening device used is without warning devices, during the work of pediculus arcus vertebrae opening device, whether its head end gets out outside sclerotin, entirely with experience and the feel of patient, when patient thinks that pediculus arcus vertebrae opening device may leave the soft tissue that normal position enters into outside sclerotin, whether correct by X-ray examination judge the to open a way position of device, but X-ray examination, can not Real-time Feedback, because of its become the limitation of image, can not the position of entirely accurate ground reflection open circuit device.Therefore, design an alarm open circuit device, when the head end of alarm open circuit device gets out outside sclerotin a little, can give the alarm prompting patient in real time.Such can preventing accidentally injures the parameatal important anatomy structure of pedicle screw, as nerve root, spinal cord etc., thus improves convenience, the safety of spinal operation operation; Also can reduce the X-ray exposure of patient, patient simultaneously.
list of references
[1] Song Yongxing, Zeng Zhongyou. the prevention of Thoracolumbar disk Pedicle Screw key problem in technology and complication thereof. the Orthopedic Journal of China. 2012. (14): 1306-1308.
[2] Hu Yong, Yang Shuhua, Xie Hui etc. cervical pedicle screws puts nail Causative Analysis of Complications during Intravascular and prevention. Chinese bone injury. 2006. 19 (11): 645-647.
[3] Luo Peng, Xu Liangfeng, Ni Wenfei etc. the effect of percutaneous cervical arc root Surgical Treatment of Thoracolumbar and Analysis On Complications. Chinese surgical magazine. 2011. 49 (2): 130-134.
[4] Xu Jianguang, Zhou Wei, Kong Weiqing, Zhao Bizeng, Zhang Tao, connects small peak. the control of the complication of posterior Pedicle screw fixation for treatment lumbar vertebra compression fracture. and spinal surgery magazine. 2009. 7 (6): 321-325.
Summary of the invention
Goal of the invention: when patient's row pedicle screw is fixed, gets out pedicle screw passage in advance with alarm open circuit device, when alarm open circuit device head end leaves normal position, when slightly getting out outside sclerotin, can remind patient by Realtime Alerts.Such can preventing accidentally injures the parameatal important anatomy structure of pedicle screw, as nerve root, spinal cord etc., thus improves convenience, the safety of spinal operation operation, also can reduce the X-ray exposure of patient, patient simultaneously.
Detailed description of the present invention: alarm open circuit device is made up of handle and bar portion from top to bottom.The handle of alarm open circuit device shell has certain transparency, like this, and the change of warning indicator light signal in the handle that patient can observe alarm open circuit device shell.
The shell hollow of alarm open circuit device, holds movable inner core, inner core spring, fixing inner core, conductor cable, battery, warning indicator light etc. in it.The shell bonnet of alarm open circuit device is used for closing alarm open circuit device housing handle.Movable inner core is electric conductor; Fixing inner core is insulator, is embedded with conductor cable in it, and its head end surface has conductor cable and disconnects.The tail end of fixing inner core and the handle of alarm open circuit device shell all have a groove, and this two grooves inserted by hold-down screw, thus are fixed on by fixing inner core on the shell of alarm open circuit device.The head portion of alarm open circuit device shell holds movable inner core and inner core spring, and inner core spring expanding between portion fixing inner core and alarm open circuit device movable inner core, and appropriateness is compressed.When the head end of movable inner core is subject to effectively stopping, movable inner core can be pressed on invest fixing inner core head end surface disconnection conductor cable on, because of movable inner core conduction, by the connection of movable inner core, the conductor cable of disconnection is connected, thus electric current passes through, the warning indicator light in alarm open circuit device handle will light.When the head end of movable inner core is not subject to effectively stopping, movable inner core head-end can eject by inner core spring, and movable inner core is separated with the conductor cable on fixing inner core head end surface, and conducting wire disconnects, and the warning indicator light in alarm open circuit device handle just extinguishes.Because alarm open circuit device movable inner core has the portion of expanding, and the head end of alarm open circuit device shell has a narrowing portion, and the portion of expanding is subject to the stop of the narrowing portion of alarm open circuit device shell head end, and movable inner core only can eject a bit of distance.By adjustment movable inner core expand portion and alarm open a way device shell head end narrowing portion between distance, just can determine the distance that movable inner core head-end can eject.
When the device work of alarm open circuit, the handle of patient's hand-held alarm open circuit device, its slow head-end also advances by slow rotation alarm open circuit device, during proper operation, the head end of alarm open circuit device is positioned at sclerotin, and its head end is subject to the stop of sclerotin, movable inner core is pressed on always and invests on the conductive cable on fixing inner core head end surface, at this moment circuit is logical, and warning indicator light is light yellow always.When the head end of alarm open circuit device leaves normal position, when breakthrough sclerotin enters into surrounding soft tissue, because the head end of movable inner core is not subject to effective stop, by the effect of inner core spring, movable inner core is separated with the disconnection conductive cable investing fixing inner core head end surface, circuit disconnects, and warning indicator light extinguishes, thus real-time prompting patient: alarm open circuit device leaves correct path.By adjustment movable inner core expand portion and alarm open a way device shell head end narrowing portion between distance, make the head end of movable inner core only can eject certain safe distance, because surrounding soft tissue's astragalus matter has certain distance, and self all has certain elasticity, the head end of movable inner core ejects certain distance, can not cause obvious damage to surrounding soft tissue.
The invention has the beneficial effects as follows, during the device work of alarm open circuit, when the head end breakthrough sclerotin of alarm open circuit device enters into soft tissue, movable inner core ejects, circuit disconnects, warning indicator light extinguishes, and can leave normal route by real-time prompting patient alarm open circuit device, enter into surrounding soft tissue, open circuit device direction need be readjusted, such can preventing accidentally injures the parameatal important anatomy structure of pedicle screw, as nerve root, spinal cord etc., thus improves convenience, the safety of spinal operation operation.Because not needing the position judging open circuit device through conventional X-ray examination, application alarm open circuit device also can reduce patient, the X-ray of patient exposes.
Accompanying drawing explanation
Accompanying drawing 1 is alarm open circuit device overall schematic, accompanying drawing 2 is the overall longitudinally cutting schematic diagram of alarm open circuit device, accompanying drawing 3 is alarm open circuit device element fractionation schematic diagram, accompanying drawing 4 is alarm open circuit device head end longitudinally cutting schematic diagram (movable inner core does not eject), Fig. 5 is alarm open circuit device head end longitudinally cutting schematic diagram (movable inner core ejects), and Fig. 6 is alarm open circuit device handle longitudinally cutting schematic diagram.In figure:
1 be alarm open circuit device shell, insulator;
2 be alarm open circuit device movable inner core, electric conductor;
3 be alarm open circuit device inner core spring, insulator;
4 be alarm open circuit device fixing inner core, insulator;
5 be alarm open circuit device conductor cable;
6 be alarm open circuit device battery;
7 be alarm open circuit device warning indicator light;
8 be alarm open circuit device shell bonnet;
9 be alarm open circuit device hold-down screw;
10 is the hold-down screw nail groove of alarm open circuit device housing handle;
11 for alarm open circuit device fix inner core tail end hold-down screw nail groove;
12 is the handle of alarm open circuit device shell, has certain transparency;
13 is the narrowing portion of alarm open circuit device shell head end;
14 is the portion of expanding of alarm open circuit device movable inner core;
15 for investing the disconnection conductor cable on fixing inner core head end surface in alarm open circuit device, conductor cable disconnects herein.
Detailed description of the invention
Below in conjunction with accompanying drawing, patent of the present invention is further described.
Accompanying drawing 1 is alarm open circuit device overall schematic, and alarm open circuit device is divided into the handle portion of tail end and the bar portion of head end.Accompanying drawing 2 is the overall longitudinally cutting schematic diagram of alarm open circuit device.Shell (1) hollow of alarm open circuit device, movable inner core (2), inner core spring (3), fixing inner core (4), conductor cable (5), battery (6), warning indicator light (7) etc. are held in it, wherein, movable inner core (2) is conducted electricity, and fixing inner core (4), inner core spring (3) are insulator.The handle (12) of alarm open circuit device shell (1) has certain transparency, and patient can observe the change of handle (12) interior warning indicator light (7) signal of alarm open circuit device shell (1).The shell bonnet (8) of alarm open circuit device is for the handle (12) of closed alarm open circuit device shell (1).Be embedded with conductor cable (5) in fixing inner core (4), its head end surface is with the conductor cable (15) disconnected.
The tail end of fixing inner core (4) has hold-down screw to follow closely groove (11), and also there is hold-down screw nail groove (10) at handle (2) place of alarm open circuit device shell.Follow closely groove (11) by the hold-down screw of hold-down screw nail groove (10) and fixing inner core (4) tail end of hold-down screw (9) being inserted alarm open circuit device housing handle (12), fixing inner core (4) can be fixed on the shell (1) of alarm open circuit device.
The head portion of alarm open circuit device shell (1) holds movable inner core (2) and inner core spring (3), and inner core spring (3) is positioned between the portion of expanding (14) of fixing inner core (4) and alarm open circuit device movable inner core (2), and appropriateness is compressed.When the head end of movable inner core (2) is subject to effectively stopping, movable inner core (2) can be pressed on and invest in the disconnection conductor cable (15) on fixing inner core (4) head end surface, because of movable inner core (2) conduction, make to disconnect conductor cable (15) by movable inner core (2) to be connected, thus circuit ON, the warning indicator light (7) in alarm open circuit device housing handle (12) just lights.When the head end of movable inner core (2) is not subject to effectively stopping, movable inner core (2) head-end can eject by the inner core spring (3) of suitably compression; Like this, movable inner core (2) is separated with the disconnection conductor cable (15) on fixing inner core (4) head end surface, and circuit disconnects, and the warning indicator light (7) in alarm open circuit device handle just extinguishes.The head end of alarm open circuit device shell (1) has a narrowing portion (13), and the movable inner core (2) of alarm open circuit device has the portion of expanding (14), narrowing portion (13) can limit the portion of expanding (14) head-end and excessively stretch out, and the distance of expanding between portion (14) and narrowing portion (13) determines the distance that movable inner core (2) can be stretched out.
When the device work of alarm open circuit, the handle of patient's hand-held alarm open circuit device, its slow head-end also advances by slow rotation alarm open circuit device, during proper operation, movable inner core (2) head end of alarm open circuit device should be positioned at sclerotin, and is subject to the stop of sclerotin, movable inner core (2) is pressed on and invests in the disconnection conductor cable (15) on fixing inner core (4) head end surface, because movable inner core (2) is conduction, now circuit is logical, warning indicator light (7) light yellow always.When movable inner core (2) head end of alarm open circuit device leaves normal position, when breakthrough sclerotin enters into surrounding soft tissue, because the head end of movable inner core (2) is not subject to effective stop, movable inner core (2) is separated with disconnection conductor cable (15), circuit disconnects, warning indicator light extinguishes, thus points out patient's alarm open circuit device to leave correct path immediately, need adjust the direction of alarm open circuit device.By adjustment movable inner core (2) portion of expanding (14) and alarm open a way device shell (1) head end narrowing portion (13) between distance, make the head end of movable inner core (2) only can eject certain safe distance, surrounding soft tissue's astragalus matter has certain distance, and soft tissue self all has certain elasticity, so within this safe distance, movable inner core (2) head end of ejection can not cause damage to surrounding soft tissue.Thus improve convenience, the safety of spinal operation operation.Because not needing the position judging open circuit device through conventional X-ray examination, the X-ray that application alarm open circuit device also can reduce patient exposes.
Claims (9)
1. a new pediculus arcus vertebrae opening device, the mechanism be made up of alarm open circuit device shell (1), movable inner core (2), inner core spring (3), fixing inner core (4), conductor cable (5), battery (6), warning indicator light (8), shell bonnet (8), hold-down screw (9) etc., it is characterized in that, when the head end of movable inner core (2) leaves normal route, break through sclerotin, when entering into surrounding soft tissue, the signal of warning indicator light (8) can change, thus prompting patient, alarm open circuit device leaves normal position.
2. alarm open circuit device as claimed in claim 1, it is characterized in that described alarm open circuit device shell (1) hollow, movable inner core (2), inner core spring (3), fixing inner core (4), conductor cable (5), battery (6), warning indicator light (7) etc. are held in it, wherein, movable inner core (2) is conducted electricity, and fixing inner core (4), inner core spring (3) are insulator.
3. alarm open circuit device as claimed in claim 1, it is characterized in that inner core spring (3) is positioned between the portion of expanding (14) of fixing inner core (4) and alarm open circuit device movable inner core (2), and appropriateness is compressed.
4. as right wants the alarm open circuit device as described in ticket 1, it is characterized in that, by battery (6), conductor cable (5), warning indicator light (7) and movable inner core (2) forming circuit, when circuit debugging, warning indicator light (7) lights, when a circuit is open, warning indicator light (7) extinguishes.
5. alarm open circuit device as claimed in claim 1, it is characterized in that fixing inner core (4) front-end surface is with disconnecting conductor cable (15), conductor cable disconnects herein, when movable inner core (2) is pressed in time disconnecting conductor cable (15), circuit debugging, when movable inner core (2) leaves disconnection conductor cable (15), circuit disconnects.
6. alarm open circuit device as claimed in claim 1, when it is characterized in that movable inner core (2) head end is subject to effectively stopping, can be pressed on and invest in the disconnection conductor cable (15) of fixing inner core (4) front-end surface, when movable inner core (2) head end is not subject to effectively stopping, movable inner core (2) head-end can eject by the inner core spring (3) of suitably compression.
7. alarm open circuit device as claimed in claim 1, its feature has certain transparency at the handle (12) of alarm open circuit device shell (1), and patient can observe the change of handle (12) interior warning indicator light (7) signal of alarm open circuit device shell (1).
8. alarm open circuit device as claimed in claim 1, it is characterized in that by hold-down screw (9) is inserted alarm open circuit device housing handle (12) hold-down screw nail groove (10) and fixing inner core (4) tail end hold-down screw nail groove (11), thus will fix inner core (4) be fixed on alarm open a way device shell (1) on.
9. alarm open circuit device as claimed in claim 1, it is characterized in that the head end of alarm open circuit device shell (1) has a narrowing portion (13), and the movable inner core (2) of alarm open circuit device has the portion of expanding (14), narrowing portion (13) can limit the portion of expanding (14) head-end and excessively stretch out, and the distance of expanding between portion (14) and narrowing portion (13) determines the distance that movable inner core (2) can be stretched out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361320.5A CN104287821B (en) | 2013-08-19 | 2013-08-19 | Alarm open circuit device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310361320.5A CN104287821B (en) | 2013-08-19 | 2013-08-19 | Alarm open circuit device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104287821A true CN104287821A (en) | 2015-01-21 |
| CN104287821B CN104287821B (en) | 2018-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310361320.5A Expired - Fee Related CN104287821B (en) | 2013-08-19 | 2013-08-19 | Alarm open circuit device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104287821B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105361930A (en) * | 2015-12-10 | 2016-03-02 | 重庆大发天地机械制造工业有限公司 | Accident prevention knife handle system based on oxygen content |
| CN105380701A (en) * | 2015-12-10 | 2016-03-09 | 重庆大发天地机械制造工业有限公司 | Scalpel handle system based on nitrogen content |
| CN105380702A (en) * | 2015-12-10 | 2016-03-09 | 重庆大发天地机械制造工业有限公司 | Scalpel handle |
| CN105496565A (en) * | 2015-12-10 | 2016-04-20 | 重庆大发天地机械制造工业有限公司 | Infrared scalpel handle system |
| WO2017206741A1 (en) * | 2016-05-31 | 2017-12-07 | 北京水木天蓬医疗技术有限公司 | Probe and manufacturing method thereof |
| CN110327094A (en) * | 2019-06-25 | 2019-10-15 | 中国医学科学院北京协和医院 | Pediculus arcus vertebrae opening device and its method for detecting human tissue types |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105361930A (en) * | 2015-12-10 | 2016-03-02 | 重庆大发天地机械制造工业有限公司 | Accident prevention knife handle system based on oxygen content |
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| WO2017206741A1 (en) * | 2016-05-31 | 2017-12-07 | 北京水木天蓬医疗技术有限公司 | Probe and manufacturing method thereof |
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| US10813551B2 (en) | 2016-05-31 | 2020-10-27 | Beijing Smtp Technology Co., Ltd. | Probe and manufacturing method thereof |
| CN110327094A (en) * | 2019-06-25 | 2019-10-15 | 中国医学科学院北京协和医院 | Pediculus arcus vertebrae opening device and its method for detecting human tissue types |
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| CN104287821B (en) | 2018-08-17 |
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