CN201775653U - Orienting electric skull drill - Google Patents
Orienting electric skull drill Download PDFInfo
- Publication number
- CN201775653U CN201775653U CN2010205161793U CN201020516179U CN201775653U CN 201775653 U CN201775653 U CN 201775653U CN 2010205161793 U CN2010205161793 U CN 2010205161793U CN 201020516179 U CN201020516179 U CN 201020516179U CN 201775653 U CN201775653 U CN 201775653U
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- drill bit
- drill
- orienting
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Abstract
The utility model relates to an orienting electric skull drill, which comprises an electric drill body and a drill bit. A miniature motor, a speed reducer, a control circuit, a switch and a battery are mounted in the electric drill body, a drill bit jacket is arranged at the front end of the electric drill body, a quick joint, a needle roller bearing and a clutch are mounted in the drill bit jacket, the drill bit is connected with the quick joint in the drill bit jacket, a sliding sleeve, a pair of orienting plates and a distance adjusting pushing plate are sequentially sleeved on the outer portion of the drill bit jacket from the front to the back, the positioning plates are sleeved on a racket wheel outside the drill bit jacket by the aid of adjusting rings, and the distance adjusting pushing plate is connected with a drill bit length adjusting scale mounted on the electric drill body. Orienting drilling can be realized by orientation of the orienting plate. The orienting electric drill has the advantages of simple structure, convenience in operation and utilization, accurate orientation and positioning, quickness, simple operation and high work efficiency, and is suitable for use in surgeries such as minimal invasion skull drilling, cephalophyma clearance, brain ventricle drainage and the like.
Description
Technical field
This utility model relates to a kind of medical boring operating theater instruments, specifically a kind of directional electrical cranial drill.
Background technology
As everyone knows, aspect the surgical intervention hypertensive cerebral hemorrhage, the traditional craniotomy evacuation of hematoma has limited its development because operation wound is big.At present, hypertension cerebral hemorrhage with surgical treatment is adopted the method treatment of " microinvasion " abroad more, reach patient's life quality purpose of not only removing intracerebral hematoma but also paying attention to postoperative, and enlarged the scope of operative indication.Overseas utilization advanced person's stereotactic apparatus bores, rotates methods such as hank knotting, high pressure rinse by ultrasonic surgery attraction, CUSA, Archimedes hematoma pulverizing back is discharged outside the cranium at present.More domestic advanced large hospitals have been introduced above-mentioned some projects, but above-mentioned technology needs carry out under the operating room general anesthesia, and lack the dynamic monitoring to the hematoma situation in art, more can't bedside and emergency treatment treatment; More because the high-precision end of equipment, the medical expense height.In the treatment of cerebral hemorrhage, domestic most of hospital especially basic hospital still rests on traditional craniotomy operation and the expectant treatment.The existing cranium operating theater instruments of boring comprises manual cranial drill, rocker-arm cranial drill, drill for craniotomy etc.Hand drill is comparatively safe, yet operation time prolongs, the operation effort.Chinese patent 200520086656.6 has been announced a kind of mirco-traumatic skull drill that the neurosurgery clinical operation is used that is used for, it includes drill body, crank, axle, drill chuck, drill bit and a pair of intermeshing bevel gear, drill body is arc, a pair of bevel gear is located at respectively on the interior orthogonal axle of drill body, bevel gear is by rocking bar and be located at the nut on the rocking bar and press and femalely be connected as a single entity with crank, the outside that drill chuck is located at drill body is connected as a single entity with axle, drill bit is provided with scale, and the top apex point of drill bit is flat pointed.But the experience of advancing to bore the full armrest patient of direction of boring cranium is controlled, and subjectivity is too strong, poor accuracy, in case damage intracranial trunk or main function of nervous system district, consequence is hardly imaginable.Electric drill in the market, function singleness, drill bit length can't be regulated, directional skull drilling bone hole is difficult to realize, can't the boring of depthkeeping degree, easily injure cerebral dura mater and cause epidural hematoma, and safety is lower.
Summary of the invention
Technical problem to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, and a kind of simple structure is provided, and is easy to use, and directed, accurate positioning is operated simple and easyly, and wound is small, safe directional electrical cranial drill.
The technical scheme in the invention for solving the above technical problem is: a kind of directional electrical cranial drill, it includes drill body, drill bit, micro machine is installed in the drill body, decelerator, control circuit, switch and battery, the drill body front end is provided with the drill bit chuck, in the drill bit chuck snap joint is installed, needle bearing, clutch, drill bit is connected with snap joint in the drill bit chuck, it is characterized in that: outside suit one sliding sleeve and a pair of position plate and the roll adjustment push pedal successively backward in the past of described drill bit chuck, position plate is sleeved on by adjustable ring on the ratchet in the drill bit chuck outside, and the roll adjustment push pedal is connected with drill bit length adjustment scale on being installed in drill body.
The said drill bit length adjustment of this utility model scale is installed in the drill body front end by a fixed support, and the roll adjustment push pedal is connected with drill bit length adjustment scale adjusted connecting rod.Drive the roll adjustment push pedal and move by regulating connecting rod, and then drive sliding sleeve and move, be installed in the length that drill bit that drill jig puts exposes sliding sleeve and also change thereupon along the drill bit chuck along the drill bit chuck.Like this, drill bit length can require accurate fixed length to regulate according to drilling depth.
The said sliding sleeve front end face of this utility model is equipped with the contact inductance loop.When it contacts the skull outer surface of boring, electric drill warning automatic stop.Clutch in the said drill bit chuck of this utility model is provided with stress contact induction installation.Stress relieved electric drill automatic stop after drilling through the bone hole.
This utility model is equipped with position plate and drill bit length adjustment scale, by the position plate orientation, can realize directional drilling.Against existing technologies, this utility model guarantees the direction of bit bore by modern CT hierarchical scanner, guarantees that boring and puncture accurately put in place, improve the success rate of boring and puncture.This utility model simple structure, operation, easy to use, directed, accurate positioning, fast, operate simple and easy, high efficiency.Be a kind of ideal electric cranial drill, be applicable to Wicresoft's brill cranium, remove operations such as cephalophyma, ventricular drainage and use.
Description of drawings
Below in conjunction with accompanying drawing this utility model is further specified.Chuck plays the guiding slide bar.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 this utility model orientation adjustment ring rotates back two position plates and is 90 degree.
1. drill bits among the figure, 2. sliding sleeve, 3. position plate, 4. drill bit chuck, 5. roll adjustment push pedal, 6. fixed support, 7. drill bit is regulated scale, 8. drill body, 9. handle, 31. adjustable rings, 41. ratchets, 71. regulate connecting rods.
The specific embodiment
From Fig. 1, Fig. 2 as can be seen, a kind of directional electrical cranial drill of this utility model, it includes drill bit 1, drill body 8 etc.Drill body 8 is a pistol-type structure, and its underpart is provided with handle 9.The upper end of handle 9 is provided with the rotating transforming throwout lever, and the rotating of control micro machine is used reverse function after drilling through skull, is convenient to drill bit and withdraws from the bone hole.The edge of handle is inlaid with the battery electric quantity display lamp, is presented at the electric weight with battery at any time, and inboard, handle upper end is provided with gauge tap, points the rotating speed of its pressure size being controlled micro machine, and the big more motor speed of pressure is fast more; Drill through and to report to the police automatically behind the skull and caution light constantly flashes, to remind the operator.Micro machine, decelerator, control circuit, switch and battery etc. are installed in the drill body 8.Drill body 8 front ends are provided with drill bit chuck 4, and drill bit chuck 4 is connected with drill body 9 by screw thread.Snap joint, needle bearing, clutch are installed in the drill bit chuck 4, and drill bit 1 is connected with snap joint in the drill bit chuck 4, and the afterbody of drill bit 1 is connected the realization power transmission by clutch and the engagement of micro machine main shaft in drill bit chuck 4.This utility model one machine can be joined a plurality of drill bits, to satisfy different clinical requirements, can load and unload drill bit fast, and is time saving and energy saving.Drill body 8, drill bit chuck 4 adopt all steel shell to be convenient to clean; Carry out autoclave sterilization, satisfy aseptic requirement.Above-mentioned composition, structure belong to prior art, repeat no more.
Characteristics of the present utility model are: described drill bit chuck 4 outside suit one sliding sleeve 2 and a pair of position plate 3 and roll adjustment push pedals 5 successively backward in the past.Drill bit chuck 4 outsides are slide bar type, play the guiding slide bar.The a pair of position plate 3 that front and back are provided with is sleeved on the ratchet 41 in drill bit chuck 4 outsides by adjustable ring 31.Adjustable ring 31 can rotate freely along ratchet 41, and position plate 3 is fixed on the outer rim of adjustable ring 31.Rotational orientation plate 3, in conjunction with predetermined cranium brain anatomic landmark line, stereotactic head setting-out, two position plates 3 are aimed at predetermined plane respectively, to guarantee the consistent of sphenotresia direction and target spot path, predefined hematoma center, to realize directional skull drilling, guarantee the concordance in sphenotresia direction and target spot path, hematoma center, thereby guarantee the success rate of operation.
This utility model roll adjustment push pedal 5 is connected with drill bit length adjustment scale 7 on being installed in drill body 8.Drill bit length adjustment scale 7 is provided with handwheel, regulates connecting rod etc., and it is specifically formed, structure belongs to prior art, repeats no more.Said drill bit length adjustment scale 7 is installed in drill body 8 front ends by a fixed support 6, and roll adjustment push pedal 5 is connected with drill bit length adjustment scale 7 adjusted connecting rods.Drive roll adjustment push pedal 5 and move by regulating connecting rod, and then drive sliding sleeve 2 and move, be installed in the length that drill bit in the drill bit chuck exposes sliding sleeve 2 and also change thereupon along drill bit chuck 4 along drill bit chuck 4.Bore the thickness of cranium point skull before the art according to CT, by the handwheel of rotary drilling-head adjusting scale 7, the roll adjustment push pedal 5 that is closely tied on the drill bit chuck 5 is slided along drill bit chuck 4 front and back, relative accommodation drill bit 1 exposes to the length of sliding sleeve 2 parts.Like this, drill bit length can require accurate fixed length to regulate according to drilling depth.
Said sliding sleeve 2 front end faces of this utility model are provided with the contact inductance loop.Be provided with the induced signal transmission system in it, the skull thickness of measuring according to mechanical fixed length, in advance, drill through skull after, contact inductance loop contact body surface forms the closed-loop path, by signal feedback, the control micro machine rotates, electric drill realizes boring the cranium automatic stop.
Clutch in the said drill bit chuck 4 of this utility model is provided with stress contact induction installation.Stress relieved electric drill automatic stop after drilling through the bone hole.Drill bit 1 props up body surface and imposes minimal stress during boring, clutch and the engagement of drill bit 1 afterbody implement to bore cranium, after drilling through skull, act on the stress relieved on the drill bit 1, the afterbody of drill bit 1 separates automatically with clutch, drill bit 1 stops operating and realizes boring the cranium automatic stop, can not injure cerebral dura mater, guarantees the safety of sphenotresia.
Claims (4)
1. directional electrical cranial drill, it includes drill body, drill bit, micro machine is installed in the drill body, decelerator, control circuit, switch and battery, the drill body front end is provided with the drill bit chuck, in the drill bit chuck snap joint is installed, needle bearing, clutch, drill bit is connected with snap joint in the drill bit chuck, it is characterized in that: outside suit one sliding sleeve and a pair of position plate and the roll adjustment push pedal successively backward in the past of described drill bit chuck, position plate is sleeved on by adjustable ring on the ratchet in the drill bit chuck outside, and the roll adjustment push pedal is connected with drill bit length adjustment scale on being installed in drill body.
2. directional electrical cranial drill according to claim 1 is characterized in that: said drill bit length adjustment scale is installed in the drill body front end by a fixed support, and the roll adjustment push pedal is connected with drill bit length adjustment scale adjusted connecting rod.
3. directional electrical cranial drill according to claim 1 is characterized in that: said sliding sleeve front end face is equipped with the contact inductance loop.
4. directional electrical cranial drill according to claim 1 is characterized in that: the clutch in the said drill bit chuck is provided with stress contact induction installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205161793U CN201775653U (en) | 2010-09-03 | 2010-09-03 | Orienting electric skull drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205161793U CN201775653U (en) | 2010-09-03 | 2010-09-03 | Orienting electric skull drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201775653U true CN201775653U (en) | 2011-03-30 |
Family
ID=43788890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205161793U Expired - Lifetime CN201775653U (en) | 2010-09-03 | 2010-09-03 | Orienting electric skull drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201775653U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103750879A (en) * | 2013-11-28 | 2014-04-30 | 张秀华 | Skull drilling device for use in neurosurgery operation |
| CN106037875A (en) * | 2016-05-18 | 2016-10-26 | 黄文佳 | Drill bit of electric craniotomy drill |
| CN106491178A (en) * | 2016-09-26 | 2017-03-15 | 上海盟博电器有限公司 | The adjustable medical electric drill of drilling depth |
| CN106983535A (en) * | 2017-05-10 | 2017-07-28 | 刘敏 | A kind of new safe cranial drill |
| CN107343809A (en) * | 2017-08-30 | 2017-11-14 | 王兴铧 | A kind of skull drilling device of neurosurgery |
| CN107714139A (en) * | 2016-05-18 | 2018-02-23 | 黄文佳 | The manual craniotomy drill of experiment |
| CN109077777A (en) * | 2018-10-19 | 2018-12-25 | 北京天星博迈迪医疗器械有限公司 | The controllable drilling equipment of depth and its drill bit assembly |
| CN110742673A (en) * | 2018-07-24 | 2020-02-04 | 上海库欣医疗科技有限公司 | Electric bone drill |
| CN114226805A (en) * | 2021-12-23 | 2022-03-25 | 浙江欣兴工具股份有限公司 | Portable drilling support device |
-
2010
- 2010-09-03 CN CN2010205161793U patent/CN201775653U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103750879B (en) * | 2013-11-28 | 2015-09-02 | 张秀华 | A kind of brill cranium device of neurosurgery |
| CN103750879A (en) * | 2013-11-28 | 2014-04-30 | 张秀华 | Skull drilling device for use in neurosurgery operation |
| CN106037875B (en) * | 2016-05-18 | 2018-06-05 | 王麒 | A kind of driven opening cranium drill bit |
| CN106037875A (en) * | 2016-05-18 | 2016-10-26 | 黄文佳 | Drill bit of electric craniotomy drill |
| CN107714139B (en) * | 2016-05-18 | 2019-07-16 | 裘孝忠 | Test manual craniotomy drill |
| CN107714139A (en) * | 2016-05-18 | 2018-02-23 | 黄文佳 | The manual craniotomy drill of experiment |
| CN107951533A (en) * | 2016-05-18 | 2018-04-24 | 黄文佳 | The manual craniotomy drill of experiment |
| CN106491178A (en) * | 2016-09-26 | 2017-03-15 | 上海盟博电器有限公司 | The adjustable medical electric drill of drilling depth |
| CN106983535A (en) * | 2017-05-10 | 2017-07-28 | 刘敏 | A kind of new safe cranial drill |
| CN107343809A (en) * | 2017-08-30 | 2017-11-14 | 王兴铧 | A kind of skull drilling device of neurosurgery |
| CN107343809B (en) * | 2017-08-30 | 2019-10-18 | 王兴铧 | A kind of skull drilling device of neurosurgery |
| CN110742673A (en) * | 2018-07-24 | 2020-02-04 | 上海库欣医疗科技有限公司 | Electric bone drill |
| CN110742673B (en) * | 2018-07-24 | 2021-03-16 | 上海库欣医疗科技有限公司 | Electric bone drill |
| CN109077777A (en) * | 2018-10-19 | 2018-12-25 | 北京天星博迈迪医疗器械有限公司 | The controllable drilling equipment of depth and its drill bit assembly |
| CN109077777B (en) * | 2018-10-19 | 2024-05-17 | 北京天星博迈迪医疗器械有限公司 | Depth-controllable drilling device and drill bit assembly thereof |
| CN114226805A (en) * | 2021-12-23 | 2022-03-25 | 浙江欣兴工具股份有限公司 | Portable drilling support device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Orienting electric skull drill Effective date of registration: 20150204 Granted publication date: 20110330 Pledgee: Weihai JETCO Company limited by guarantee financing Pledgor: Weihai Hongyu Medical Devices Co., Ltd. Registration number: 2015990000099 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110330 |
|
| CX01 | Expiry of patent term |