CN102824204B - Medical multifunctional operating bit - Google Patents
Medical multifunctional operating bit Download PDFInfo
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- CN102824204B CN102824204B CN201210363079.5A CN201210363079A CN102824204B CN 102824204 B CN102824204 B CN 102824204B CN 201210363079 A CN201210363079 A CN 201210363079A CN 102824204 B CN102824204 B CN 102824204B
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Abstract
The invention provides a medical multifunctional operating bit. A bit is arranged at the front end of a rod-shaped body, and the rear end of the rod-shaped body is provided with a connecting handle; a cone frustum is arranged in the front part of the spindle shaped bit, and a first blade area is arranged on the surface of the cone frustum and accounts for one seventh of the spindle shaped bit; a cylinder is arranged on the rear part of the spindle shaped bit, and a second blade area is arranged on the surface of the cylinder and accounts for six sevenths of the spindle shaped bit; and a plurality of triangular cut blades or corundum are arranged on the first blade area, and a plurality of arc cut blades or corundum are arranged on the second blade area. The medical multifunctional operating bit can be used for perforating bone tissues in an operation, or cutting and polishing the bone tissues in the operation, so that the problem of repeatedly changing single-function operating bits in the operation can be solved, massive time for changing bits can be saved, adjacent critical nerves and blood vessels are protected, and clinical risks are effectively reduced.
Description
Technical field
The present invention relates to a kind of medical operation drill bit, particularly relate to the medical multifunctional surgical drill a kind of drill bit possessing simultaneously cutting structure and polishing structure.
Background technology
Osseous tissue is support crucial in human body and composition structure, and surgical operation is in the processing procedure of osseous tissue, and the application of surgical drill is also more and more extensive, for the osseous tissue pathological changes of different parts, also creates the surgical operation drill bit of many types.Existing conventional surgical operation drill bit mostly is round bur, and in boring procedure, the distance of work surface is less, is not suitable with the multiple demand of clinical operation.Secondly, existing surgical operation drill bit mostly is the surgical drill of simple function, and a kind of drill bit only designs for a kind of surgical procedures, and the drill bit as responsible cutting just should not bear the task of polishing.And in the processing procedure of osseous tissue, often cause broken drill because of drill bit function singleness, holed dark, not only injure surrounding soft tissue, drill bit also can be wound around surrounding soft tissue.Once there is this type of situation in complicated operation, serious Iatrogenic injury will certainly be produced, even cause patient death.And for avoiding this type of situation to occur, doctor often need at the target drill of operation process repeated multiple times replacing different model unlike material.And not only can cause unnecessary accidental injury in the target drill discrepancy narrow surgical district of operation process repeated multiple times replacing different model unlike material, the also time of a large amount of more bit change of waste, extend operating time, increase clinical risk,
Secondly, the develop rapidly along with ear,nose & throat and surgery of skull base in nearly ten years, in microsurgical technique, the operation of surgical electric drill is more close to the deathtrap at the bottom of otocranium.Because at the bottom of otocranium, position is satisfied deeply, regional space is narrow and small, art district often intercept by the important feature of sclerotin and inside thereof, and ear,nose & throat basis cranii anatomical structure is special, many groups cranial nerve and important blood vessel come together in this, and adjoin each other with the eyeball of surrounding and cranium cerebral tissue, therefore this region was once regarded as " operating forbidden zone " before 10 years.Therefore, the surgical medical risk in this region increases, also more strict and accurate to the requirement of electric drill operating technology and drill quality under microscope.And once occur causing broken drill because of drill bit function singleness at this narrow zone, the apparatus accident such as dark of hole, namely catastrophic consequence can be produced, improve the surgical drill only possessing simple function at present extremely urgent, to adapt to the progress of Clinical Surgery's technology for this reason.
summary of the invention
The present invention be directed to the deficiencies in the prior art; provide a kind of medical multifunctional surgical drill; both can be used for the punching of osseous tissue in performing the operation; can be used for again the cutting, polishing etc. of osseous tissue in performing the operation; solve the problem of simple function surgical drill repeated multiple times replacing in operation; save the time of a large amount of more bit change waste, protect contiguous important nerve and blood vessel, effectively reduce clinical risk.
The present invention is the technical scheme solving the problems of the technologies described above employing: a kind of medical multifunctional surgical drill, the front end of one rhabodoid is drill bit, rear end is connection handle, described drill bit is spindle-type, the front portion of spindle-type drill bit is the frustum of a cone, frustum-conical surface is set to the first sword district, first sword district accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit is cylinder, periphery is set to the second sword district, second sword district accounts for spindle-type drill bit 6/7, described first sword district arranges some Rhizoma Sparganii cutting edges or corundum, described second sword district arranges some arc cutting edges or corundum.
Described spindle-type bores on procephalic frustum of a cone path end face and arranges some Rhizoma Sparganii cutting edges, frustum of a cone curved surface is arranged some Rhizoma Sparganii cutting edges or corundum.
Leave interval buffer district between described first sword district and the second sword district, interval buffer district is provided with dye marker, forms the colour band being different from the first sword district and the second sword district.
The width of described colour band is 1/10 of spindle-type bit diameter.
It is screw-like channels between the adjacent arc cutting edge that described second sword district is arranged.
The end passivation that some the arc cutting edges that described second sword district is arranged are adjacent with the first sword district.
The present invention adopts the beneficial effect of technique scheme to be: the drill bit of this medical multifunctional surgical drill is spindle-type, the front portion of spindle-type drill bit is the frustum of a cone, frustum-conical surface is set to the first sword district, first sword district accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit is cylinder, periphery is set to the second sword district, second sword district accounts for spindle-type drill bit 6/7, described first sword district arranges some Rhizoma Sparganii cutting edges or corundum, described second sword district arranges some arc cutting edges or corundum, both can be used for the punching of osseous tissue in performing the operation, can be used for again the cutting of osseous tissue in performing the operation, polishing etc., solve the problem adopting the repeated multiple times replacing in operation of simple function surgical drill, overcome and repeatedly changing in surgical drill process the damage easily caused contiguous important nerve and blood vessel, secondly, this spindle-type combined bits, solve the problem needing constantly turnover replacing different model unlike material target drill in narrow surgical region, save a large amount of time repeatedly changing surgical drill waste, shorten operating time, effectively reduce clinical risk, compared with traditional spheroidal drill bit, spindle-type drill bit second sword district increases, increase the movement travel of drill bit, increase the distance of work surface, the multiple demand of clinical operation can be adapted to, and spindle-type drill bit under the circumference of the high-speed rotation, some Rhizoma Sparganii cutting edges that described spindle-type bores procephalic frustum of a cone path end face carry out cutting and boring to osseous tissue, then, some Rhizoma Sparganii cutting edges that spindle-type bores procephalic frustum of a cone curved end can also continue to cut osseous tissue, expand the diameter of circular hole in osseous tissue, the cutting edge that described spindle-type drill bit second sword district is arranged or grinding sword further can also polish osseous tissue or cutting etc.
The end passivation that some the arc cutting edges that described second sword district is arranged are adjacent with the first sword district, avoid the sharp edges end of the arc cutting edge end adjacent with interval buffer district to cause unnecessary accidental injury in the process entering operative region or high speed rotating, the safety operation performance of operation can be improved.
Leave interval buffer district between described first sword district and the second sword district, two kinds of multi-form cutting edges separate by described interval buffer district, can reduce complicated technology when two kinds of multi-form cutting edges are effectively connected.Interval buffer district is provided with dye marker, form the colour band being different from the first sword district and the second sword district, so that in clinical operation process, spindle-type drill bit under the circumference of the high-speed rotation, all the time the colour band having to be different from the first sword district and the second sword district is as the boundary in the first sword district and the second sword district, be conducive to which the sword district work clearly being adopted drill bit in direct-view situation by this indicative label, both can facilitate Clinical practice, and also can improve the safety operation performance of operation.
Accompanying drawing explanation
Fig. 1 is the structure chart of the embodiment of the present invention one;
Fig. 2 is the structure chart of the embodiment of the present invention two;
Fig. 3 is the structure chart of the embodiment of the present invention three.
In accompanying drawing, 1 is the first sword district, and 1a is frustum of a cone path end face, and 1b is frustum of a cone curved surface, and 2 is the second sword district, and 3 is isolation buffer district, and 4 is spindle-type drill bit, and 5 is connection handle.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment one
Shown in Figure 1, a kind of medical multifunctional surgical drill, the front end of one rhabodoid is drill bit, rear end is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described drill bit is spindle-type, the front portion of spindle-type drill bit 4 is the frustum of a cone, frustum-conical surface is set to the first sword district 1, first sword district 1 accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit 4 is cylinder, periphery is set to the second sword district 2, second sword district 2 accounts for spindle-type drill bit 6/7, the frustum of a cone path end face 1a of described spindle-type drill bit 4 front portion arranges some Rhizoma Sparganii cutting edges, frustum of a cone curved surface 1b arranges corundum, described second sword district 2 arranges some arc cutting edges, be screw-like channels between adjacent arc cutting edge, so that bone bits flow out with flushing liquor.This frustum of a cone path end face 1a arranges some Rhizoma Sparganii cutting edges, frustum of a cone curved surface 1b arranges corundum, second sword district 2 is arranged the structure of some arc cutting edges, drill bit is made both to have can be used for the punching of osseous tissue in operation, can be used for again the cutting of osseous tissue in performing the operation, polishing etc., described some Rhizoma Sparganii cutting edges adopt special high steel to make best results, certainly other materials also can be adopted to make, described some Rhizoma Sparganii cutting edges are evenly distributed on frustum of a cone path end face 1a, Anomalistic space is formed between some Rhizoma Sparganii cutting edges, bone is considered to be worth doing to flow out with flushing liquor.Described corundum can be natural golden steel sand, also can be artificial corundum, and described corundum firmly evenly adheres on frustum of a cone curved surface 1b, forms effective polishing process interface.Described some arc cutting edges adopt wolfram steel to make best results, and other materials certainly also can be adopted to make.Leave interval buffer district 3 between described first sword district 1 and the second sword district 2, Rhizoma Sparganii cutting edge and arc cutting edge separate by described interval buffer district 3, can reduce complicated technology when Rhizoma Sparganii cutting edge is effectively connected with arc cutting edge.Interval buffer district is provided with dye marker, this dye marker adopts metallochromy to be labeled as good, form the color band being different from the first sword district 1 and the second sword district 2, the width of described colour band is 1/10 of spindle-type drill bit 4 diameter, so that in clinical operation process, spindle-type drill bit 4 under the circumference of the high-speed rotation, all the time the colour band having to be different from the first sword district 1 and the second sword district 2 is as the boundary in the first sword district 1 and the second sword district 2, be conducive to which the sword district work clearly being adopted drill bit in direct-view situation by this indicative label, both Clinical practice can be facilitated, also the safety operation performance of operation can be improved.The end passivation that some the arc cutting edges that described second sword district 2 is arranged are adjacent with interval buffer district, avoid the sharp edges end of the arc cutting edge end adjacent with interval buffer district to cause unnecessary accidental injury in the process entering operative region or high speed rotating, the safety operation performance of operation can be improved.
Compared with traditional spheroidal drill bit, spindle-type drill bit 4 second sword district 2 increases, increase the movement travel of drill bit, increase the distance of work surface, and spindle-type drill bit 4 under the circumference of the high-speed rotation, first, some Rhizoma Sparganii cutting edges of the frustum of a cone path end face of described spindle-type drill bit 4 front portion carry out cutting and boring to osseous tissue, then, corundum on the frustum of a cone curved surface 1b of spindle-type drill bit 4 front portion carries out grinding to osseous tissue, expand the diameter of circular hole in osseous tissue, some the arc cutting edges that described spindle-type drill bit 4 second sword district 2 is arranged can also carry out further cutting etc. to osseous tissue.
Described spindle-type drill bit 4 diameter adopts 1mm, or 1.8mm, or 2mm, or 2.5mm, or 3mm, or 4mm, or 5mm, or 6mm.
In process of clinical application, the spindle-type drill bit 4 of diameter >=4mm is used for the safe sclerotin in the shallow sclerotin of processing list or the less region of neural blood vessel, the spindle-type drill bit 4 of diameter≤3mm is used for anatomical position and deeply satisfies, neighbouring relationship complicated dangerous narrow surgical region, the particularly approach of otocranium base area around.This type of spindle-type drill bit 4, in clinical operation process, carries out work under all carefully need being operated by doctor under surgical microscope.
Embodiment two
Shown in Figure 2, a kind of medical multifunctional surgical drill, the front end of one rhabodoid is drill bit, rear end is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described drill bit is spindle-type, the front portion of spindle-type drill bit 4 is the frustum of a cone, frustum-conical surface is set to the first sword district 1, first sword district 1 accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit 4 is cylinder, periphery is set to the second sword district 2, second sword district 2 accounts for spindle-type drill bit 6/7, described first sword district arranges some Rhizoma Sparganii cutting edges, described second sword district 2 arranges some arc cutting edges, be screw-like channels between adjacent arc cutting edge, so that bone bits flow out with flushing liquor.This first sword district 1 arranges some Rhizoma Sparganii cutting edges, second sword district 2 is arranged the structure of some arc cutting edges, drill bit is made both to have can be used for the punching of osseous tissue in operation, can be used for again the cutting of osseous tissue in performing the operation, polishing etc., spindle-type of the present invention bores procephalic frustum of a cone path end face and curved surface all arranges some Rhizoma Sparganii cutting edges, described some Rhizoma Sparganii cutting edges adopt special high steel to make best results, certainly other materials also can be adopted to make, described some Rhizoma Sparganii cutting edges are evenly distributed in the first sword district 1 of spindle-type drill bit 4, Anomalistic space is formed between some Rhizoma Sparganii cutting edges, bone is considered to be worth doing to flow out with flushing liquor.Described some arc cutting edges adopt wolfram steel to make best results, and other materials certainly also can be adopted to make.Leave interval buffer district 3 between described first sword district 1 and the second sword district 2, Rhizoma Sparganii cutting edge and arc cutting edge separate by described interval buffer district 3, can reduce complicated technology when Rhizoma Sparganii cutting edge is effectively connected with arc cutting edge.Interval buffer district is provided with dye marker, this dye marker adopts metallochromy to be labeled as good, form the color band being different from the first sword district 1 and the second sword district 2, the width of described colour band is 1/10 of spindle-type drill bit 4 diameter, so that in clinical operation process, spindle-type drill bit 4 under the circumference of the high-speed rotation, all the time the colour band having to be different from the first sword district 1 and the second sword district 2 is as the boundary in the first sword district 1 and the second sword district 2, be conducive to which the sword district work clearly being adopted drill bit in direct-view situation by this indicative label, both Clinical practice can be facilitated, also the safety operation performance of operation can be improved.The end passivation that some the arc cutting edges that described second sword district 2 is arranged are adjacent with interval buffer district, avoid the sharp edges end of the arc cutting edge end adjacent with interval buffer district to cause unnecessary accidental injury in the process entering operative region or high speed rotating, the safety operation performance of operation can be improved.
Compared with traditional spheroidal drill bit, spindle-type drill bit 4 second sword district 2 increases, increase the movement travel of drill bit, increase the distance of work surface, and spindle-type drill bit 4 under the circumference of the high-speed rotation, first, some Rhizoma Sparganii cutting edges of the frustum of a cone path end face of described spindle-type drill bit 4 front portion carry out cutting and boring to osseous tissue, then, some Rhizoma Sparganii cutting edges of the frustum of a cone curved surface of spindle-type drill bit 4 front portion continue to cut osseous tissue, expand the diameter of circular hole in osseous tissue, some the arc cutting edges that described spindle-type drill bit 4 second sword district 2 is arranged can also carry out further cutting etc. to osseous tissue.
Described spindle-type drill bit 4 diameter adopts 1mm, or 1.8mm, or 2mm, or 2.5mm, or 3mm, or 4mm, or 5mm, or 6mm.
In process of clinical application, the spindle-type drill bit 4 of diameter >=4mm is used for the safe sclerotin in the shallow sclerotin of processing list or the less region of neural blood vessel, the spindle-type drill bit 4 of diameter≤3mm is used for anatomical position and deeply satisfies, neighbouring relationship complicated dangerous narrow surgical region, the particularly approach of otocranium base area around.This type of spindle-type drill bit 4, in clinical operation process, carries out work under all carefully need being operated by doctor under surgical microscope.
Embodiment three
Shown in Figure 3, a kind of medical multifunctional surgical drill, the front end of one rhabodoid is drill bit, rear end is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described drill bit is spindle-type, the front portion of spindle-type drill bit 4 is the frustum of a cone, frustum-conical surface is set to the first sword district 1, first sword district 1 accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit 4 is cylinder, periphery is set to the second sword district 2, second sword district 2 accounts for spindle-type drill bit 6/7, described first sword district 1 arranges some Rhizoma Sparganii cutting edges, described second sword district 2 arranges corundum, described corundum can be natural golden steel sand, also can be artificial corundum, described corundum is firmly evenly attached in the second sword district 2 of spindle-type drill bit 4, form effective polishing process interface.This first sword district 1 arranges some Rhizoma Sparganii cutting edges, second sword district 2 is arranged the structure of corundum, drill bit is made both to have can be used for the punching of osseous tissue in operation, can be used for again the cutting of osseous tissue in performing the operation, polishing etc., frustum of a cone path end face and the curved surface of spindle-type drill bit 4 front portion of the present invention all arrange some Rhizoma Sparganii cutting edges, described some Rhizoma Sparganii cutting edges adopt special high steel to make best results, certainly other materials also can be adopted to make, described some Rhizoma Sparganii cutting edges are evenly distributed in the first sword district 1 of spindle-type drill bit 4, Anomalistic space is formed between some Rhizoma Sparganii cutting edges, bone is considered to be worth doing to flow out with flushing liquor.Described some arc cutting edges adopt wolfram steel to make best results, and other materials certainly also can be adopted to make.Leave interval buffer district 3 between described first sword district 1 and the second sword district 2, Rhizoma Sparganii cutting edge and corundum separate by described interval buffer district 3, can reduce complicated technology when Rhizoma Sparganii cutting edge is effectively connected with corundum.Interval buffer district 3 is provided with dye marker, this dye marker adopts metallochromy to be labeled as good, form the color band being different from the first sword district 1 and the second sword district 2, the width of described colour band is 1/10 of spindle-type bit diameter, so that in clinical operation process, spindle-type drill bit 4 under the circumference of the high-speed rotation, all the time the colour band having to be different from the first sword district 1 and the second sword district 2 is as the boundary in the first sword district 1 and the second sword district 2, be conducive to which the sword district work clearly being adopted drill bit in direct-view situation by this indicative label, both Clinical practice can be facilitated, also the safety operation performance of operation can be improved.
Compared with traditional spheroidal drill bit, spindle-type drill bit second sword district 2 increases, increase the movement travel of drill bit, increase the distance of work surface, and spindle-type drill bit under the circumference of the high-speed rotation, first, some Rhizoma Sparganii cutting edges that described spindle-type bores procephalic frustum of a cone path end face carry out cutting and boring to osseous tissue, then, some Rhizoma Sparganii cutting edges that spindle-type bores procephalic frustum of a cone curved surface continue to cut osseous tissue, expand the diameter of circular hole in osseous tissue, the corundum that described spindle-type drill bit second sword district 2 is arranged can also carry out further grinding etc. to osseous tissue.
Described spindle-type drill bit 4 diameter adopts 1mm, or 1.8mm, or 2mm, or 2.5mm, or 3mm, or 4mm, or 5mm, or 6mm.
In process of clinical application, the spindle-type drill bit 4 of diameter >=4mm is used for the safe sclerotin in the shallow sclerotin of processing list or the less region of neural blood vessel, the spindle-type drill bit 4 of diameter≤3mm is used for anatomical position and deeply satisfies, neighbouring relationship complicated dangerous narrow surgical region, the particularly approach of otocranium base area around.This type of spindle-type drill bit 4, in clinical operation process, carries out work under all carefully need being operated by doctor under surgical microscope.
Claims (4)
1. a medical multifunctional surgical drill, the front end of one rhabodoid is drill bit, rear end is connection handle (5), it is characterized in that: described drill bit is spindle-type, the front portion of spindle-type drill bit (4) is the frustum of a cone, frustum-conical surface is set to the first sword district (1), first sword district (1) accounts for spindle-type drill bit 1/7, the rear portion of spindle-type drill bit (4) is cylinder, periphery is set to the second sword district (2), second sword district (2) accounts for spindle-type drill bit 6/7, interval buffer district (3) is left between described first sword district (1) and the second sword district (2), interval buffer district (3) is provided with dye marker, formation is different from the color band in the first sword district (1) and the second sword district (2), the frustum of a cone path end face (1a) of spindle-type drill bit (4) front portion in described first sword district (1) arranges some Rhizoma Sparganii cutting edges, frustum of a cone curved surface (1b) arranges some Rhizoma Sparganii cutting edges or corundum, described second sword district (2) arranges some arc cutting edges or corundum.
2. medical multifunctional surgical drill according to claim 1, is characterized in that: the width of described colour band is 1/10 of spindle-type drill bit (4) diameter.
3. medical multifunctional surgical drill according to claim 1, is characterized in that: be screw-like channels between the upper adjacent arc cutting edge arranged in described second sword district (2).
4. the medical multifunctional surgical drill according to claim 1 or 3, is characterized in that: the end passivation that upper some the arc cutting edges arranged in described second sword district (2) are adjacent with the first sword district (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210363079.5A CN102824204B (en) | 2012-09-26 | 2012-09-26 | Medical multifunctional operating bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210363079.5A CN102824204B (en) | 2012-09-26 | 2012-09-26 | Medical multifunctional operating bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102824204A CN102824204A (en) | 2012-12-19 |
| CN102824204B true CN102824204B (en) | 2014-12-17 |
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ID=47327657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210363079.5A Expired - Fee Related CN102824204B (en) | 2012-09-26 | 2012-09-26 | Medical multifunctional operating bit |
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| CN (1) | CN102824204B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905845A (en) * | 2014-03-14 | 2015-09-16 | 林健泽 | Vertebral pedicle drill |
| CN107049419B (en) * | 2017-05-11 | 2020-04-24 | 山东大学 | Pedicle drilling device and method with force feedback |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3007036A1 (en) * | 1980-02-26 | 1981-09-03 | Johannes 4000 Düsseldorf Mühle | Diamond-faced rotary surgical instrument - has spiral faces extending in curve from groove edges in rotation direction |
| US4830000A (en) * | 1987-12-31 | 1989-05-16 | Aspen Laboratories, Inc. | Surgical drill |
| US5122134A (en) * | 1990-02-02 | 1992-06-16 | Pfizer Hospital Products Group, Inc. | Surgical reamer |
| EP0965308B1 (en) * | 1998-06-17 | 2007-08-01 | Precimed S.A. | Surgical reamer |
| CN202104980U (en) * | 2011-04-19 | 2012-01-11 | 徐苗 | Bone block hollow drill |
| CN202776465U (en) * | 2012-09-26 | 2013-03-13 | 中国人民解放军第三军医大学第三附属医院 | Medical multifunctional operation drill bit |
-
2012
- 2012-09-26 CN CN201210363079.5A patent/CN102824204B/en not_active Expired - Fee Related
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| CN102824204A (en) | 2012-12-19 |
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Granted publication date: 20141217 Termination date: 20170926 |