CN104586465A - Medical electric sawing drill with anti-shaking function - Google Patents
Medical electric sawing drill with anti-shaking function Download PDFInfo
- Publication number
- CN104586465A CN104586465A CN201510024616.7A CN201510024616A CN104586465A CN 104586465 A CN104586465 A CN 104586465A CN 201510024616 A CN201510024616 A CN 201510024616A CN 104586465 A CN104586465 A CN 104586465A
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- pivoted housing
- hole
- spring
- medical electric
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000009434 installation Methods 0.000 claims description 20
- 230000006641 stabilisation Effects 0.000 claims description 12
- 238000011105 stabilization Methods 0.000 claims description 12
- 238000001356 surgical procedure Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000399 orthopedic effect Effects 0.000 description 2
- 241000272814 Anser sp. Species 0.000 description 1
- 241001521547 Craniotome Species 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007849 functional defect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
-
- 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
-
- 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
- A61B17/1615—Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
-
- 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
Abstract
The invention discloses a medical electric sawing drill with an anti-shaking function. The medical electric sawing drill comprises a motor, a sawing drill bit and a sleeve pipe, wherein a plurality of small through holes are uniformly formed in the sleeve pipe; an inner rotary sleeve sleeves the sleeve pipe located on the outer sides of the small through holes; a circular arc tapered surface is arranged on the inner surface of the inner rotary sleeve; a tapered containing cavity is formed between the circular arc tapered surface and the sleeve pipe; an annular push block is arranged in the tapered containing cavity; a plurality of large through holes are uniformly formed in the push block; a steel ball is arranged in each large through hole. The bottom end of the push block is connected with a spring, and an outer rotary sleeve sleeves the outer side of each of the inner rotary sleeve and the spring. With the adoption of the structure, the sleeve pipe is adopted, so that one machine has a plurality of functions, and the universality is strong. The design of the circular arc tapered surface, the steel balls, the spring and the like is adopted, so that the steel balls can be used for limiting the sawing drill bits with different diameters, the sawing drill bit can be in tight match with the sleeve pipe, the shaking is not generated, and furthermore, the accuracy of an operation is high, noises are small and the rehabilitation of patients is facilitated.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of Medical electric saw with stabilization function bores.
Background technology
In the osseous surgery of surgery, surgical drill is a kind of comparatively common operation tool, and surgical drill often will be used to operate osseous tissue, as holed and beating Kirschner wire.Traditional osseous surgery instrument is all generally the unit pattern of mobile phone dedicated configure dedicated instrument head, considerably increases the equipment purchase expense of hospital.
Follow-up Medical orthopedic electric drill improves to some extent, and comprising: handle, and the inside of handle arranges battery, and handle is provided with speed-regulating switch, and the upper end of handle is provided with casing, is provided with common direct current generator in casing, and the front end of casing is provided with knuckle.During use, knuckle can be connected with craniotome drill, core drill chuck, goose saw chuck, drill chuck, reciprocating sow chuck etc.But the medical electric drill of said structure can not be connected with Kirschner wire gripping head, functional defect; meanwhile, the motor of the Medical orthopedic electric drill of said structure is common direct current generator, and power is less; the moment of torsion produced is also little, and do not have protective measure to motor, the service time of electric drill is shorter.
On July 10th, 2013, invention disclosed number was the Chinese utility model patent invention of 201220430832.3, its denomination of invention is " a kind of Medical drilling ", it comprises the main body of drawing together with adapter sleeve, the cylindric driving device of a hollow is provided with in main body, the power output shaft of driving device is connected with adapter sleeve, adapter sleeve can realize the quick joint between different instrument head, and carries out work under the drive of power output shaft.In addition, the hollow drive assembly design of product, can also directly be put into this driving device by the Kirschner wire of different length, and be fixed by the drill chuck head coordinated with adapter sleeve, carry out the fixing operation of fracture site.
The design of above-mentioned knuckle or adapter sleeve, can realize a tractor serves several purposes really, the function of highly versatile.But, also bring new technical problem, as: in order to solve versatility or be convenient to install problem, the inner chamber of adapter sleeve is generally than the parts of actual installation, diameter as sawed drill bit is many greatly, is also always to there is certain gap between the inner chamber of adapter sleeve and the outer surface of saw drill bit.The existence in this gap, can bring larger operating noise on the one hand, affect the rehabilitation of surgical patient; On the other hand, gap, can make saw drill bit shake occur or rock, the accuracy of impact operation.When after use a period of time, shake may make electric machine main shaft wear and tear, thus makes saw drill bit not tacit with coordinating of electric machine main shaft, breaks down, carrying out smoothly of impact operation.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned the deficiencies in the prior art, and provides a kind of highly versatile, simple to operate, saw drill bit and coordinate closely between sleeve pipe, can not produce shake, the Medical electric saw brill of stabilization function that what noise was little have.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Medical electric saw with stabilization function bores, comprise motor, the saw drill bit be connected with the driving shaft of motor and be set in the sleeve pipe sawed outside drill bit, the top excircle of described sleeve pipe is evenly provided with several small through hole, be positioned on the sleeve pipe outside small through hole and be set with a pivoted housing, the inner surface of this interior pivoted housing is provided with a circular arc conical surface, and the opening of this circular arc conical surface points to the bottom of sleeve pipe; Form a taper cavity volume between the circular arc conical surface and sleeve pipe, in taper cavity volume, be provided with the pushing block of a ring-type; Described pushing block is evenly provided with several large through-holes along its circumferencial direction, places a steel ball in each large through-hole; The diameter of each large through-hole is greater than the diameter of steel ball, and the diameter of each small through hole is less than the diameter of steel ball; The top of described pushing block contacts with the closing end of taper cavity volume, and the bottom of pushing block is connected with spring, and this spring housing is loaded on the excircle of sleeve pipe; The outside of described interior pivoted housing and spring is set with an outer pivoted housing, is connected between this outer pivoted housing with interior pivoted housing by least one retreat stop block.
Described small through hole, large through-hole and steel ball have three respectively.
Be positioned on the sleeve pipe bottom described pivoted housing and be set with an oversheath, this oversheath has an installation portion, and this installation portion is arranged between spring and outer pivoted housing, for the installation of spring and spacing; For being fixedly connected with between installation portion with outer pivoted housing.
Described oversheath also has a guide part be wholely set with installation portion.
Be connected by several straight pins between described installation portion with outer pivoted housing.
Described retreat stop block has three.
After the present invention adopts said structure, there is following beneficial effect:
1. the use of above-mentioned sleeve pipe, can realize a tractor serves several purposes, the function of highly versatile.
2. the design of the above-mentioned circular arc conical surface, steel ball and spring etc., for the saw drill bit of different-diameter, steel ball all can carry out spacing to it, make to closely cooperate between itself and sleeve pipe, can not shake be produced, thus the accuracy of operation can be made high, and noise is little, be beneficial to the rehabilitation of patient.
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of Medical electric saw with stabilization function of the present invention bores.
Wherein have: 10. sleeve pipe; The outer pivoted housing of 11. small through hole 20.; 21. retreat stop blocks; 22. straight pins; Pivoted housing in 30.; The 31. circular arc conical surfaces; 32. taper cavity volumes; 40. pushing blocks; 41. large through-holes; 42. steel balls; 50. oversheaths; 51. installation portions; 52. springs; 53. guide parts; 60. motors.
Detailed description of the invention
Below in conjunction with accompanying drawing and concrete better embodiment, the present invention is further detailed explanation.
As shown in Figure 1, a kind of Medical electric saw with stabilization function bores, and comprises motor 60, the saw drill bit be connected with the driving shaft of motor 60 and is set in the sleeve pipe 10 sawed outside drill bit.
The top excircle of above-mentioned sleeve pipe 10 is evenly provided with several small through hole 11, is preferably 3.Be positioned on the sleeve pipe 10 outside small through hole 11 and be set with a pivoted housing 30.
The inner surface of interior pivoted housing 30 is provided with a circular arc conical surface 31, and the opening of this circular arc conical surface 31 points to the bottom of sleeve pipe 10.Form a taper cavity volume 32 between the circular arc conical surface 31 and sleeve pipe 10, in taper cavity volume 32, be provided with the pushing block 40 of a ring-type.
Pushing block 40 is evenly provided with several large through-holes 41 along its circumferencial direction, is preferably 3.A steel ball 42 is placed in each large through-hole 41; The diameter of each large through-hole 41 is greater than the diameter of steel ball 42, and the diameter of each small through hole 11 is less than the diameter of steel ball 42.Like this, steel ball 42 can be mobile in taper cavity volume 32 along with pushing block 40, but can not fall in the cavity of sleeve pipe 10.
The top of pushing block 40 contacts with the closing end of taper cavity volume 32, the bottom of pushing block 40 is connected with spring 52, the elastic force of spring 52, pushing block 40 can be promoted, make steel ball 42 can be in the closing end place of the circular arc conical surface 31, the axial compressive force making steel ball 42 can be subject to interior pivoted housing 30 to apply it, forces steel ball 42 to move to the axle center of sleeve pipe 10, thus make to form tight fit between steel ball 42 and the saw drill bit in sleeve pipe 10, thus can prevent the axis of sawing drill bit from shaking.
Be positioned on the sleeve pipe 10 bottom pivoted housing 30 and be provided with oversheath 50, this oversheath 50 comprises an installation portion 51 and a guide part 53, and both are preferably wholely set.Installation portion 51, with a ring-type cavity volume, is provided with the spring 52 be set on sleeve pipe 10 in this ring-type cavity volume.Installation portion 51 can be used for the installation of spring 52 and spacing.
Be set with an outer pivoted housing 20 outside interior pivoted housing 30 and installation portion 51, be connected by least one retreat stop block 21 between this outer pivoted housing 20 with interior pivoted housing 30, be preferably 3.Be connected by several straight pins 22 between installation portion 51 with outer pivoted housing 20.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple equivalents to technical scheme of the present invention, these equivalents all belong to protection scope of the present invention.
Claims (6)
1. a Medical electric saw with stabilization function bores, comprise motor, the saw drill bit be connected with the driving shaft of motor and be set in the sleeve pipe sawed outside drill bit, it is characterized in that: the top excircle of described sleeve pipe is evenly provided with several small through hole, be positioned on the sleeve pipe outside small through hole and be set with a pivoted housing, the inner surface of this interior pivoted housing is provided with a circular arc conical surface, and the opening of this circular arc conical surface points to the bottom of sleeve pipe; Form a taper cavity volume between the circular arc conical surface and sleeve pipe, in taper cavity volume, be provided with the pushing block of a ring-type; Described pushing block is evenly provided with several large through-holes along its circumferencial direction, places a steel ball in each large through-hole; The diameter of each large through-hole is greater than the diameter of steel ball, and the diameter of each small through hole is less than the diameter of steel ball; The top of described pushing block contacts with the closing end of taper cavity volume, and the bottom of pushing block is connected with spring, and this spring housing is loaded on the excircle of sleeve pipe; The outside of described interior pivoted housing and spring is set with an outer pivoted housing, is connected between this outer pivoted housing with interior pivoted housing by least one retreat stop block.
2. the Medical electric saw with stabilization function according to claim 1 bores, and it is characterized in that: described small through hole, large through-hole and steel ball have three respectively.
3. the Medical electric saw with stabilization function according to claim 1 bores, it is characterized in that: be positioned on the sleeve pipe bottom described pivoted housing and be set with an oversheath, this oversheath has an installation portion, and this installation portion is arranged between spring and outer pivoted housing, for the installation of spring and spacing; For being fixedly connected with between installation portion with outer pivoted housing.
4. the Medical electric saw with stabilization function according to claim 3 bores, and it is characterized in that: described oversheath also has a guide part be wholely set with installation portion.
5. the Medical electric saw with stabilization function according to claim 3 bores, and it is characterized in that: be connected by several straight pins between described installation portion with outer pivoted housing.
6. the Medical electric saw with stabilization function according to claim 1 bores, and it is characterized in that: described retreat stop block has three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024616.7A CN104586465B (en) | 2015-01-19 | 2015-01-19 | Medical electric sawing drill with anti-shaking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024616.7A CN104586465B (en) | 2015-01-19 | 2015-01-19 | Medical electric sawing drill with anti-shaking function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104586465A true CN104586465A (en) | 2015-05-06 |
| CN104586465B CN104586465B (en) | 2017-02-22 |
Family
ID=53112761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510024616.7A Active CN104586465B (en) | 2015-01-19 | 2015-01-19 | Medical electric sawing drill with anti-shaking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104586465B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105818A (en) * | 2015-07-22 | 2015-12-02 | 苏州益诺斯医疗科技有限公司 | Medical reciprocating saw |
| CN110023729A (en) * | 2016-12-07 | 2019-07-16 | 奥尔索夫特公司 | The anti-shaving system of torque sensor saw blade |
| CN113558714A (en) * | 2021-06-30 | 2021-10-29 | 河南省洛阳正骨医院（河南省骨科医院） | Phalanx saw for orthopedic operation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5222956A (en) * | 1992-07-06 | 1993-06-29 | Altair Instruments, Inc. | Surgical drill collet mechanism and bur |
| US20040059317A1 (en) * | 2000-12-23 | 2004-03-25 | Aesculap Ag & Co. Kg | Drilling tool for a surgical drill |
| CN101972157A (en) * | 2010-09-30 | 2011-02-16 | 重庆润泽医疗器械有限公司 | Drill bit locking device and drill bit |
| CN102240220A (en) * | 2010-05-12 | 2011-11-16 | 上海信晟光电技术有限公司 | Swing saw blade locking device |
| CN204468189U (en) * | 2015-01-19 | 2015-07-15 | 鲁仁义 | A kind of Medical electric saw with stabilization function bores |
-
2015
- 2015-01-19 CN CN201510024616.7A patent/CN104586465B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5222956A (en) * | 1992-07-06 | 1993-06-29 | Altair Instruments, Inc. | Surgical drill collet mechanism and bur |
| US20040059317A1 (en) * | 2000-12-23 | 2004-03-25 | Aesculap Ag & Co. Kg | Drilling tool for a surgical drill |
| CN102240220A (en) * | 2010-05-12 | 2011-11-16 | 上海信晟光电技术有限公司 | Swing saw blade locking device |
| CN101972157A (en) * | 2010-09-30 | 2011-02-16 | 重庆润泽医疗器械有限公司 | Drill bit locking device and drill bit |
| CN204468189U (en) * | 2015-01-19 | 2015-07-15 | 鲁仁义 | A kind of Medical electric saw with stabilization function bores |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105818A (en) * | 2015-07-22 | 2015-12-02 | 苏州益诺斯医疗科技有限公司 | Medical reciprocating saw |
| CN105105818B (en) * | 2015-07-22 | 2018-04-03 | 苏州益诺斯医疗科技有限公司 | A kind of medical reciprocating saw |
| CN110023729A (en) * | 2016-12-07 | 2019-07-16 | 奥尔索夫特公司 | The anti-shaving system of torque sensor saw blade |
| CN110023729B (en) * | 2016-12-07 | 2022-02-18 | 奥尔索夫特Ulc公司 | Scraping prevention system for saw blade of torque sensor |
| CN113558714A (en) * | 2021-06-30 | 2021-10-29 | 河南省洛阳正骨医院（河南省骨科医院） | Phalanx saw for orthopedic operation |
| CN113558714B (en) * | 2021-06-30 | 2022-06-10 | 河南省洛阳正骨医院（河南省骨科医院） | Phalanx saw for orthopedic operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104586465B (en) | 2017-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150930 Address after: 215163 Suzhou high tech Zone, Jinfeng Road, No. 8, Jiangsu Applicant after: SUZHOU WANRUN MEDICAL SCIENCE & TECHNOLOGY CO., LTD. Address before: 200333 No. 107, Qianyang Road, Shanghai, Putuo District Applicant before: Lu Renyi |
|
| CB03 | Change of inventor or designer information |
Inventor after: Lu Renyi Inventor after: Nico Ray Wo Inventor after: Niu Yuezhong Inventor after: Xu Ning Inventor before: Lu Renyi |
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| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Lu Renyi Inventor after: Niu Yuezhong Inventor after: Xu Ning Inventor before: Lu Renyi Inventor before: Nicole Ray Wo Inventor before: Niu Yuezhong Inventor before: Xu Ning |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200922 Address after: 215200 room 3, apartment 610, silk Plaza, Shengze Town, Wujiang District, Suzhou, Jiangsu Patentee after: SUZHOU YIKADI SPORTS EQUIPMENT Co.,Ltd. Address before: 215163 No. 8 Jinfeng Road, hi tech Development Zone, Jiangsu, Suzhou Patentee before: SUZHOU WANRUN MEDICAL SCIENCE & TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201229 Address after: No.1 Weier Road, Shanggang Industrial Park, Jianhu County, Yancheng City, Jiangsu Province Patentee after: Jianhu Shanggang Industrial Park Service Co., Ltd Address before: 215200 Room 610, Apartment 3, Silk Center Plaza, Shengze Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: SUZHOU YIKADI SPORTS EQUIPMENT Co.,Ltd. |