CN105769286B - A kind of manual craniotomy drill external member - Google Patents

A kind of manual craniotomy drill external member Download PDF

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Publication number
CN105769286B
CN105769286B CN201610332761.6A CN201610332761A CN105769286B CN 105769286 B CN105769286 B CN 105769286B CN 201610332761 A CN201610332761 A CN 201610332761A CN 105769286 B CN105769286 B CN 105769286B
Authority
CN
China
Prior art keywords
handle
drilling pipe
forms
shank
positioning seat
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.)
Expired - Fee Related
Application number
CN201610332761.6A
Other languages
Chinese (zh)
Other versions
CN105769286A (en
Inventor
林新
张力元
李丹丹
徐自德
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lin Xin
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201610332761.6A priority Critical patent/CN105769286B/en
Priority to CN201711055635.1A priority patent/CN107773284B/en
Priority to CN201711055763.6A priority patent/CN107802316B/en
Publication of CN105769286A publication Critical patent/CN105769286A/en
Application granted granted Critical
Publication of CN105769286B publication Critical patent/CN105769286B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1633—Sleeves, i.e. non-rotating parts surrounding the bit shaft, e.g. the sleeve forming a single unit with the bit shaft
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/162—Chucks or tool parts which are to be held in a chuck
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1655—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for tapping
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull

Abstract

The invention discloses a kind of manual craniotomy drill external member, include positioning seat, drilling pipe, adjusting nut part, fixed pin handle assembly and tightens handle；The drilling pipe includes drilling pipe portion, pierces distance adjustment and knob；Described drilling pipe subordinate end forms brill tooth；The fixed pin includes taper bit and shank；Described shank offers sliding groove；The sliding groove, which slidably connects, tightens handle；Described handle inwall of tightening forms the slider bar coordinated with bar shaped sliding groove；Described handle assembly includes connector and a pair of handles；The handle forms dop；Described handle upper end of tightening offers bar-shaped trough；In use, taper bit is set to enter skull appropriate depth；Now turn knob portion, tooth is bored as drilling pipe rotates while moving down, when the projection of adjusting nut part outer wall offsets with positioning seat, skull is just drilled to be opened, and taper bit is fixed on the skull block after being drilled, so as to be removed.

Description

A kind of manual craniotomy drill external member
Technical field
The invention belongs to medical instruments field, more particularly to a kind of manual craniotomy drill external member.
Background technology
The Chinese invention patent of Patent No. 201520672450.5 discloses a kind of manual craniotomy drill external member external member, above-mentioned Manual craniotomy drill external member due to the presence of pilot pin, make when opening cranium, manual craniotomy drill external member will not be skidded with respect to skull and And energy one man operation, but when drilling skull just, pilot pin may be pierced to encephalic, destroy internal brain tissue.
The content of the invention
The technical problems to be solved by the invention are：In view of the deficienciess of the prior art, provide a kind of simple in construction, energy It is enough easily to be punched on skull, and bored skull block is taken out, avoid too deep pierce inside skull.
To realize the purpose of the present invention, it is achieved using following technical scheme：A kind of manual craniotomy drill external member, includes Positioning seat, the drilling pipe being plugged in the positioning seat, the adjusting nut part of the drilling pipe outer wall is threaded in, is slidably connected at Fixed pin in the drilling pipe and tighten handle.
Circular first through hole is offered on the positioning seat；Described positioning seat lower end forms circumferentially equal along the through hole Four pilot pins of even distribution；The drilling pipe includes the drilling pipe portion of cylinder, and be molded over drilling pipe portion upper end pierces distance Adjustment portion and the knob for being molded over drilling pipe portion upper end；Described drilling pipe subordinate end forms brill tooth；Described pierces Distance adjustment side wall upper part forms the first external screw thread；Described adjusting nut part includes to be threadedly coupled with the external screw thread Nut；Described nut inner wall forms the first internal thread；The fixed pin includes taper bit；On the taper bit End forms shank；Described shank upper side offers bar shaped sliding groove along its length；The sliding groove is slidably connected Tighten handle；Upper end offers the first perforation coordinated with the shank among described knob；Described tightens handle Centre offers the second perforation coordinated with the shank；Described handle inwall of tightening forms what is coordinated with bar shaped sliding groove Slider bar；Described shank upper outside is socketed with spring；Described spring tightens handle lower end described in being connected to.
The upper position that the shank outer wall corresponds to bar shaped sliding groove has been connected through a screw thread handle assembly；Described handle Component includes connector and two a pair of handles for being symmetrically distributed in connector both sides；Offered among described connector Second perforation；The second described perforation inwall forms the second internal thread；The shank outer wall corresponds to the top of bar shaped sliding groove Position forms the second external screw thread with second screw-internal thread fit；The handle forms card with connector opposing end surface Head；The handle is rotatablely connected close to handle one end described in connecting rod with the connector by bolt；The handle is away from stubborn Tight handle one end end face forms magnet；It is described tighten handle upper end offer with the dop of the handle coordinate two it is symmetrical Bar-shaped trough；Described positioning seat, drilling pipe, adjusting nut part, fixed pin, tighten handle and handle assembly be respectively adopted it is stainless Steel is integrally formed.
Preferably：Described positioning seat outer wall forms two symmetrical handle portions 11.
Preferably：The described distance adjustment lower sidewall that pierces offers multiple necks 221；Described neck Edge pierces the circumferentially equidistant from distribution of distance adjustment；The nut lower end forms the clamping being plugged in the through hole of positioning seat Circle 31, the clamp ring inner side are connected with the elastic chuck 311 with the cooperation of described neck；Described neck is consolidated with elastic chuck Position of the adjusting nut part with respect to drilling pipe is determined.
Preferably：Upper end offers the recess 231 coordinated with the handle among described knob；Avoid Drilling pipe is driven to rotate together during swing handle.
Compared with prior art, the beneficial effects of the invention are as follows：In use, first according to actual conditions, by adjusting nut Part is threaded in the correct position for piercing distance adjustment outer wall, and positioning seat then is fixed on into skull position to be punctured, will Drilling pipe after regulation is plugged in the through hole of positioning hole, and fixed pin is plugged in the perforation of drilling pipe, spring is socketed in described On the outside of fixed pin, handle sleeve will be tightened on shank, handle assembly is finally screwed in into shank upper end；The handle of positioning hole is pinched on the other hand Hand, handle is rotated down on the other hand, because dop, bar-shaped trough, the second internal thread and the second externally threaded presence, drive are tightened Handle, as handle rotates downwardly together, makes taper bit enter skull appropriate depth with shank, when tightening handle downslide, bullet Spring shrinks；This is close to adapter sleeve centre to handle, because now handle opposite face is provided with attracting magnet, enable handle Be always maintained at the state that contacts with each other, be rotated down a pair of handles, make spring-compressed suitable distance, due to shank sliding groove with Tighten the presence of the slider bar of handle so that when being rotated down handle, tighten handle and do not produced in vertical direction with shank It is mobile；The handle portion of positioning hole is now pinched on the other hand, proficiency turn knob portion, due to spring contraction, will be bored tooth and is against on skull, When turn knob portion, bore tooth as drilling pipe rotate while move down, when the raised of adjusting nut part outer wall and When positioning seat offsets, it is meant that skull is just drilled to be opened, because taper bit is fixed on the skull block after being drilled, so only needing The manual craniotomy drill external member is removed, now because spring extends, by the skull block on taper bit, inside drilling pipe from And it is removed.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the decomposition cross section structure diagram of the present invention.
Fig. 3 is the cross section structure diagram of the present invention.
Fig. 4 is the drilling pipe structural representation of the present invention.
Fig. 5 is the adjusting nut part structural representation of the present invention.
Fig. 6 is the handle assembly structural representation of the present invention.
Fig. 7 is the fixed pin structural representation of the present invention.
Fig. 8 be the present invention tighten handle and handle assembly cross section structure diagram.
Fig. 9 is the handle assembly structural representation of the present invention.
1st, positioning seat；11st, handle portion；12nd, pilot pin；13rd, first through hole；2nd, drilling pipe；20th, tooth is bored；21st, drilling pipe portion；22、 Pierce distance adjustment；221st, neck；222nd, the first external screw thread；23rd, knob；231st, recess；232nd, the first perforation；3rd, adjust Nut piece；31st, clamp ring；311st, elastic chuck；32nd, nut；321st, the first internal thread；4th, fixed pin；41st, taper bit；42、 Shank；421st, sliding groove；43rd, the second external screw thread；5th, handle is tightened；51st, bar-shaped trough；52nd, the second through hole；521st, slider bar；6、 Handle assembly；61st, connector；62nd, the second perforation；621st, the second internal thread；63rd, handle；631st, magnet；632nd, rotation hole；64、 Dop；7th, spring.
Embodiment
The embodiment of the present invention is made a detailed explanation below according to accompanying drawing.
According to Fig. 1 to Fig. 9, a kind of manual craniotomy drill external member described in the present embodiment, include positioning seat 1, grafting Drilling pipe 2 in the positioning seat, the adjusting nut part 3 of the drilling pipe outer wall is threaded in, is slidably connected at the drilling pipe Interior fixed pin 4 and tighten handle 5；Circular first through hole 13 is offered on the positioning seat；Described positioning seat lower end into Type has along circumferentially equally distributed four pilot pins 12 of the through hole；The drilling pipe includes the drilling pipe portion 21 of cylinder, is molded over The knob 23 for piercing distance adjustment 22 and being molded over drilling pipe portion upper end of drilling pipe portion upper end；Described drilling pipe Subordinate end, which forms, bores tooth 20；The described distance adjustment side wall upper part that pierces forms the first external screw thread 222；Described regulation Nut piece includes the nut 32 being threadedly coupled with first external screw thread；Described nut inner wall forms the first internal thread 321。
The fixed pin includes taper bit 41；The taper bit upper end forms shank 42；On described shank Portion side offers bar shaped sliding groove 421 along its length；The sliding groove, which slidably connects, tightens handle 5；Described knob Upper end offers the first perforation 232 coordinated with the shank among portion；Described tightening offers and the pin among handle The second perforation 62 that bar coordinates；Described handle inwall of tightening forms the slider bar 521 coordinated with bar shaped sliding groove；Described Shank upper socket has spring 7；Described spring tightens handle lower end described in being connected to；The shank outer wall corresponds to bar shaped slip The upper position of groove has been connected through a screw thread handle assembly；Described handle assembly 6 includes connector 61 and two symmetrical It is distributed in a pair of handles 63 of connector both sides；The second perforation 62 is offered among described connector；The second described perforation Inwall forms the second internal thread 621；The upper position that the shank outer wall corresponds to bar shaped sliding groove forms and described second Second external screw thread 43 of screw-internal thread fit；The handle end face relative with tightening handle forms dop 64；The handle one End is rotatablely connected with the connector by bolt；The handle is provided with magnet 631 away from the one end for tightening handle；Described Tighten handle upper end and offer the bar-shaped trough 51 coordinated with the dop of the handle；Described positioning seat, drilling pipe, adjusting nut Part, fixed pin, tighten handle and handle assembly is respectively adopted stainless steel and is integrally formed.
Described positioning seat outer wall forms two symmetrical handle portions 11.
The described distance adjustment lower sidewall that pierces offers multiple necks 221；Described neck is adjusted along distance is pierced Section portion it is circumferentially equidistant from distribution；The nut lower end forms the clamp ring 31 being plugged in the through hole of positioning seat, the card The elastic chuck 311 with the cooperation of described neck is connected with the inside of collar.Described clamp ring inwall relative resilient dop position Form the cavity for accommodating elastic chuck；The part that the elastic chuck is located in cavity is foamed plastic, elastic chuck outer end For rigid plastics.
Upper end offers the recess 231 coordinated with the handle among described knob.
In use, first according to actual conditions, adjusting nut part is threaded in and pierces the suitable of distance adjustment outer wall Position, positioning seat is then fixed on skull position to be punctured, the drilling pipe after regulation is plugged in the through hole of positioning hole, will be solid Determine pin to be plugged in the perforation of drilling pipe, spring is socketed on the outside of the fixed pin, handle sleeve will be tightened on shank, finally will Handle assembly screws in shank upper end；Doctor pinches the handle portion of positioning hole on the other hand, handle is rotated down on the other hand, due to dop, bar Shape groove, the second internal thread and the second externally threaded presence, drive are tightened handle with shank as handle rotates downwardly together, made Taper bit enters skull appropriate depth, when tightening handle downslide, spring contraction；This is leaned on to handle to adapter sleeve centre Closely, because now handle opposite face is provided with attracting magnet, handle is always maintained at the state that contacts with each other, be rotated down this A pair of handles, make spring-compressed suitable distance, due to shank sliding groove and tighten handle slider bar presence so as to During lower rotating handles, tighten handle and shank and do not produce movement in vertical direction；The handle portion of positioning hole is now pinched on the other hand, Proficiency turn knob portion, due to spring contraction, tooth will be bored and be against on skull, when turn knob portion, bore tooth with drilling pipe Rotate while moving down, when the projection of adjusting nut part outer wall offsets with positioning seat, it is meant that skull is drilled just Open, because taper bit is fixed on the skull block after being drilled, so only the manual craniotomy drill external member need to be removed, now due to Spring extends, by the skull block on taper bit, so as to being removed inside drilling pipe.

Claims (1)

  1. A kind of 1. manual craniotomy drill external member, it is characterised in that：Include positioning seat, the drilling pipe being plugged in the positioning seat, spiral shell Line is connected to the adjusting nut part of the drilling pipe outer wall, the fixed pin being slidably connected in the drilling pipe and tightens handle；
    Circular first through hole is offered on the positioning seat；Described positioning seat lower end forms uniformly to be divided along the through hole is circumferential Four pilot pins of cloth；
    The drilling pipe includes the drilling pipe portion of cylinder, is molded over piercing distance adjustment and being molded over for drilling pipe portion upper end The knob of drilling pipe portion upper end；Described drilling pipe subordinate end forms brill tooth；Described pierces in distance adjustment side wall Portion forms the first external screw thread；
    Described adjusting nut part includes the nut being threadedly coupled with first external screw thread；Described nut inner wall forms First internal thread；
    The fixed pin includes taper bit；The taper bit upper end forms shank；Described shank upper side edge Length direction offers bar shaped sliding groove；The sliding groove, which slidably connects, tightens handle；
    Upper end offers the first perforation coordinated with the shank among described knob；
    Described tightens the second perforation for offering among handle and coordinating with the shank；Described handle inwall of tightening forms The slider bar coordinated with bar shaped sliding groove；
    Described shank upper socket has spring；Described spring tightens handle lower end described in being connected to；
    The upper position that the shank outer wall corresponds to bar shaped sliding groove has been connected through a screw thread handle assembly；Described handle assembly Include connector and two a pair of handles for being symmetrically distributed in connector both sides；Second is offered among described connector Perforation；The second described perforation inwall forms the second internal thread；The shank outer wall corresponds to the upper position of bar shaped sliding groove Form the second external screw thread with second screw-internal thread fit；The handle end face relative with tightening handle forms card Head；Described handle one end is rotatablely connected with the connector by bolt；The handle is provided with away from the one end for tightening handle Magnet；
    Described handle upper end of tightening offers the bar-shaped trough coordinated with the dop of the handle；
    Described positioning seat, drilling pipe, adjusting nut part, fixed pin, tighten handle and stainless steel one is respectively adopted in handle assembly It is body formed；
    Described positioning seat outer wall forms two symmetrical handle portions；
    The described distance adjustment lower sidewall that pierces offers multiple necks；Described neck edge pierces the week of distance adjustment To equidistantly distributing；The nut lower end forms the clamp ring being plugged in the through hole of positioning seat, connects on the inside of the clamp ring It is connected to the elastic chuck with the cooperation of described neck；
    Upper end offers the recess coordinated with the handle among described knob.
CN201610332761.6A 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member Expired - Fee Related CN105769286B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201610332761.6A CN105769286B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member
CN201711055635.1A CN107773284B (en) 2016-05-18 2016-05-18 Manual craniotomy drill kit
CN201711055763.6A CN107802316B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610332761.6A CN105769286B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN201711055763.6A Division CN107802316B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member
CN201711055635.1A Division CN107773284B (en) 2016-05-18 2016-05-18 Manual craniotomy drill kit

Publications (2)

Publication Number Publication Date
CN105769286A CN105769286A (en) 2016-07-20
CN105769286B true CN105769286B (en) 2018-02-16

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CN201711055763.6A Expired - Fee Related CN107802316B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member
CN201711055635.1A Active CN107773284B (en) 2016-05-18 2016-05-18 Manual craniotomy drill kit
CN201610332761.6A Expired - Fee Related CN105769286B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member

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CN201711055763.6A Expired - Fee Related CN107802316B (en) 2016-05-18 2016-05-18 A kind of manual craniotomy drill external member
CN201711055635.1A Active CN107773284B (en) 2016-05-18 2016-05-18 Manual craniotomy drill kit

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2020887C1 (en) * 1991-03-04 1994-10-15 Научно-исследовательский центр Татарстана "Восстановительная травматология и ортопедия" Device for extracting osteal transplants
RU2271160C2 (en) * 2002-05-08 2006-03-10 Игорь Валентинович Кокшарев Apparatus for sawing of round opening in bone tissue during skull trepanation
CN201267506Y (en) * 2008-10-24 2009-07-08 何元奎 Craniotome convenient for safe use
CN201441418U (en) * 2009-03-05 2010-04-28 战祥青 Novel cranial drill
BR202014004497U2 (en) * 2014-02-26 2015-12-01 Antonio Martos Calvo constructive arrangement applied to disposable self-locking drill with integrated screw
CN205697922U (en) * 2016-05-18 2016-11-23 黄文佳 A kind of manual drill for craniotomy external member

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMO20140289A1 (en) * 2014-10-16 2016-04-16 Promev S R L CRANICAL PERFORATOR DEVICE
CN204890099U (en) * 2015-09-01 2015-12-23 浙江中医药大学 Manually -operated on cranium drill bushing spare

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2020887C1 (en) * 1991-03-04 1994-10-15 Научно-исследовательский центр Татарстана "Восстановительная травматология и ортопедия" Device for extracting osteal transplants
RU2271160C2 (en) * 2002-05-08 2006-03-10 Игорь Валентинович Кокшарев Apparatus for sawing of round opening in bone tissue during skull trepanation
CN201267506Y (en) * 2008-10-24 2009-07-08 何元奎 Craniotome convenient for safe use
CN201441418U (en) * 2009-03-05 2010-04-28 战祥青 Novel cranial drill
BR202014004497U2 (en) * 2014-02-26 2015-12-01 Antonio Martos Calvo constructive arrangement applied to disposable self-locking drill with integrated screw
CN205697922U (en) * 2016-05-18 2016-11-23 黄文佳 A kind of manual drill for craniotomy external member

Also Published As

Publication number Publication date
CN107802316B (en) 2019-11-29
CN107773284B (en) 2019-12-27
CN105769286A (en) 2016-07-20
CN107802316A (en) 2018-03-16
CN107773284A (en) 2018-03-09

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Lin Xin

Inventor after: Zhang Liyuan

Inventor after: Li Dandan

Inventor after: Xu Zide

Inventor before: Huang Wenjia

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20180125

Address after: 450000 Central Hospital of Zhengshang Road No. 602, Zhongyuan District, Zhengzhou City, Henan Province, No. 1 53 Center Hospital

Applicant after: Lin Xin

Address before: Hangzhou City, Zhejiang province 310052 Binjiang District Dongguan Road No. 655 Building 1 unit 5 Manchester City Jinsheng room 1102

Applicant before: Huang Wenjia

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180216

Termination date: 20200518