CN102871701B - Medical combined operation drill bit - Google Patents
Medical combined operation drill bit Download PDFInfo
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- CN102871701B CN102871701B CN201210362824.4A CN201210362824A CN102871701B CN 102871701 B CN102871701 B CN 102871701B CN 201210362824 A CN201210362824 A CN 201210362824A CN 102871701 B CN102871701 B CN 102871701B
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- drill bit
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Abstract
The invention relates to a medical combined operation drill bit; the operation drill bit is a rod-shaped body, wherein a spherical drill bit is arranged at one end of the rod-shaped body, and a connection handle is arranged at the other end of the rod-shaped body; two different types of cutting edges are arranged on the spherical drill bit and are positioned in different areas of the spherical drill bit and along the axial direction of the rod-shaped body; a first edge area is arranged at the front part of the spherical drill bit and occupies 1/5 to 4/5 of the spherical drill bit; a second edge area is arranged at the rear part of the spherical drill bit and occupies 2/3 to 4/5 of the spherical drill bit; a grinding edge or a cutting edge is arranged on the first edge area; and a cutting edge or a grinding edge is arranged on the second edge area. The medical combined operation drill bit can be used not only for punching osseous tissues in operations but also for cutting and polishing osseous tissues in operations, solves the problem that operation drill bits with simplex functions are replaced repeatedly during operations, saves a great amount of time wasted for replacement of drill bits, protects adjacent important nerves and blood vessels and effectively reduces clinical risks.
Description
Technical field
The present invention relates to a kind of medical operation drill bit, particularly relate to the medical composite type 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 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 composite type 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 composite type surgical drill, surgical drill is rhabodoid, one end of rhabodoid is round bur, the other end of rhabodoid is connection handle, described round bur is provided with two kinds of multi-form cutting edges, the zones of different of round bur along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur is set to the first sword district, first sword district accounts for round bur 1/5-1/3, the rear portion of round bur is set to the second sword district, second sword district accounts for round bur 2/3-4/5, described first sword district arranges grinding sword or cutting edge, described second sword district arranges cutting edge or grinding sword.
Be provided with interval buffer district between described first sword district and the second sword district, interval buffer district is provided with the dye marker being different from the first sword district and the second sword district.
Described interval buffer district is cannelure, and the width of cannelure is 1/10 of round bur diameter.
The grinding sword that first sword district of described round bur is arranged is corundum, and the cutting edge that the second sword district is arranged is some arc cutting edges, is screw-like channels between adjacent arc cutting edge.
The cutting edge that first sword district of described round bur is arranged is some Rhizoma Sparganii cutting edges, and the grinding sword that the second sword district is arranged is corundum.
The cutting edge that first sword district of described round bur is arranged is Rhizoma Sparganii cutting edge, and the cutting edge that the second sword district is arranged is some arc cutting edges, is screw-like channels between adjacent arc cutting edge.
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 round bur of this medical composite type surgical drill is provided with two kinds of multi-form cutting edges, the front portion of round bur is set to the first sword district, the rear portion of round bur is set to the second sword district, described first sword district arranges grinding sword or cutting edge, described second sword district arranges cutting edge or grinding sword.This combined bits be made up of two kinds of multi-form cutting edges, 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 combined bits be made up of two kinds of multi-form cutting edges, 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.
The zones of different of round bur along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur is the first sword district, first sword district accounts for round bur 1/5-1/3, the rear portion of round bur is the second sword district, second sword district accounts for round bur 2/3-4/5, these two kinds multi-form cutting edges, at the mal-distribution of ball-shaped surface, can adapt to the multiple demand of clinical operation.
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.
Be provided with 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 the dye marker being different from the first sword district and the second sword district, so that in clinical operation process, round bur 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, also can improve the safety operation performance of operation.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment of the present invention one;
Fig. 2 is the front view of the embodiment of the present invention two;
Fig. 3 is the front view of the embodiment of the present invention three.
In accompanying drawing, 1 is the first sword district, and 2 is the second sword district, and 3 is isolation buffer district, and 4 is round bur, 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 composite type surgical drill, surgical drill is rhabodoid, one end of rhabodoid is round bur 4, round bur 4 can be that positive round is spherical, also can be that non-positive round is spherical, the other end of rhabodoid is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described round bur 4 is provided with two kinds of multi-form 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., the zones of different of round bur along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur 4 is the first sword district 1, first sword district 1 accounts for round bur 1/5-1/3, the rear portion of round bur 4 is the second sword district 2, second sword district 2 accounts for round bur 2/3-4/5, described first sword district 1 arranges grinding sword or cutting edge, described second sword district 2 arranges cutting edge or grinding sword.The grinding sword that first sword district of described round bur 4 is arranged is corundum, described corundum can be natural golden steel sand, also can be artificial corundum, described corundum be firmly evenly attached in the first sword district of round bur 4, forms effective polishing process interface.The cutting edge that second sword district is arranged is some arc cutting edges, is screw-like channels between adjacent arc cutting edge, so that bone bits 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.Be provided with 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 the dye marker being different from the first sword district and the second sword district, this dye marker adopts metallochromy to be labeled as good, so that in clinical operation process, round bur 4 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, also can improve the safety operation performance of operation.Described interval buffer district is the cannelure around round bur 4, and the width of cannelure is 1/10 of round bur 4 diameter, establishes dye marker in cannelure, and this dye marker adopts metallochromy to be labeled as good.The end passivation that some the arc cutting edges that described second sword district 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.
Described round bur 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 round bur 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 round bur 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 round bur 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 composite type surgical drill, surgical drill is rhabodoid, one end of rhabodoid is round bur 4, round bur 4 can be that positive round is spherical, also can be that non-positive round is spherical, the other end of rhabodoid is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described round bur 4 is provided with two kinds of multi-form 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., the zones of different of round bur along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur 4 is the first sword district 1, first sword district 1 accounts for round bur 1/5-1/3, the rear portion of round bur 4 is the second sword district 2, second sword district 2 accounts for round bur 2/3-4/5, described first sword district 1 arranges grinding sword or cutting edge, described second sword district 2 arranges cutting edge or grinding sword.The cutting edge that first sword district of described round bur 4 is arranged is 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 of round bur 4, form the useful space between some Rhizoma Sparganii cutting edges, bone is considered to be worth doing can flow out with flushing liquor.The grinding sword that second sword district is arranged is corundum, and described corundum can be natural golden steel sand, also can be artificial corundum, and described corundum is firmly evenly attached in the first sword district of round bur 4, forms effective polishing process interface.Be provided with 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 the dye marker being different from the first sword district and the second sword district, this dye marker adopts metallochromy to be labeled as good, so that in clinical operation process, round bur 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, also can improve the safety operation performance of operation.Described interval buffer district is the cannelure around round bur 4, and the width of cannelure is 1/10 of round bur 4 diameter, establishes dye marker in cannelure, and this dye marker adopts metallochromy to be labeled as good.
Described round bur 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 round bur 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 round bur 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 round bur 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 composite type surgical drill, surgical drill is rhabodoid, one end of rhabodoid is round bur 4, round bur 4 can be that positive round is spherical, also can be that non-positive round is spherical, the other end of rhabodoid is connection handle 5, described connection handle 5 connects the driving device driving drilling bit high-speed rotary, described round bur 4 is provided with two kinds of multi-form 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., the zones of different of round bur along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur 4 is the first sword district 1, first sword district 1 accounts for round bur 1/5-1/3, the rear portion of round bur 4 is the second sword district 2, second sword district 2 accounts for round bur 2/3-4/5, described first sword district 1 arranges grinding sword or cutting edge, described second sword district 2 arranges cutting edge or grinding sword.The cutting edge that first sword district of described round bur 4 is arranged is 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 of round bur, form the useful space between some Rhizoma Sparganii cutting edges, bone is considered to be worth doing can flow out with flushing liquor.The cutting edge that second sword district is arranged is some arc cutting edges, is screw-like channels between adjacent arc cutting edge, so that bone bits 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.Be provided with 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 the dye marker being different from the first sword district and the second sword district, this dye marker adopts metallochromy to be labeled as good, so that in clinical operation process, round bur 4 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, also can improve the safety operation performance of operation.Described interval buffer district is the cannelure around round bur 4, and the width of cannelure is 1/10 of round bur diameter, establishes dye marker in cannelure, and this dye marker adopts metallochromy to be labeled as good.The end passivation that some the arc cutting edges that described second sword district 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.
Described round bur 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 round bur 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 round bur 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 round bur 4, in clinical operation process, carries out work under all carefully need being operated by doctor under surgical microscope.
Be presented above the present invention three preferably technical scheme, certain the present invention also has other technical scheme.As, when the first sword district 1 and the second sword district 2 all arrange grinding sword, corundum in first sword district 1 is different from the corundum granularity in the second sword district 2, when the first sword district 1 and the second sword district 2 all arrange Rhizoma Sparganii cutting edge or arc cutting edge sword, the some Rhizoma Sparganii cutting edges in the first sword district 1 or some arc cutting edges different from the some Rhizoma Sparganii cutting edges in the second sword district 2 or some arc cutting edge sword height.
Claims (6)
1. a medical composite type surgical drill, surgical drill is rhabodoid, one end of rhabodoid is round bur (4), the other end of rhabodoid is connection handle (5), it is characterized in that: described round bur (4) is provided with two kinds of multi-form cutting edges, the zones of different of round bur (4) along rhabodoid axis be located at respectively by two kinds of multi-form cutting edges, the front portion of round bur (4) is set to the first sword district (1), first sword district (1) accounts for round bur 1/5-1/3, the rear portion of round bur (4) is set to the second sword district (2), second sword district (2) accounts for round bur 2/3-4/5, described first sword district (1) arranges grinding sword or cutting edge, described second sword district (2) arranges cutting edge or grinding sword, interval buffer district (3) is provided with between described first sword district (1) and the second sword district (2), interval buffer district (3) is provided with the dye marker being different from the first sword district (1) and the second sword district (2).
2. medical composite type surgical drill according to claim 1, is characterized in that: described interval buffer district (3) is cannelure, and the width of cannelure is 1/10 of round bur (4) diameter.
3. medical composite type surgical drill according to claim 1, it is characterized in that: the upper grinding sword arranged in the first sword district (1) of described round bur (4) is corundum, the upper cutting edge arranged in second sword district (2) is some arc cutting edges, is screw-like channels between adjacent arc cutting edge.
4. medical composite type surgical drill according to claim 1, is characterized in that: the upper cutting edge arranged in the first sword district (1) of described round bur (4) is some Rhizoma Sparganii cutting edges, and the upper grinding sword arranged in the second sword district (2) is corundum.
5. medical composite type surgical drill according to claim 1, it is characterized in that: the upper cutting edge arranged in the first sword district (1) of described round bur (4) is Rhizoma Sparganii cutting edge, the upper cutting edge arranged in second sword district (2) is some arc cutting edges, is screw-like channels between adjacent arc cutting edge.
6. the medical composite type surgical drill according to claim 3 or 5, 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 |
|---|---|---|---|
| CN201210362824.4A CN102871701B (en) | 2012-09-26 | 2012-09-26 | Medical combined operation drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210362824.4A CN102871701B (en) | 2012-09-26 | 2012-09-26 | Medical combined operation drill bit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102871701A CN102871701A (en) | 2013-01-16 |
| CN102871701B true CN102871701B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210362824.4A Expired - Fee Related CN102871701B (en) | 2012-09-26 | 2012-09-26 | Medical combined operation drill bit |
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| Country | Link |
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| CN (1) | CN102871701B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104905845A (en) * | 2014-03-14 | 2015-09-16 | 林健泽 | Vertebral pedicle drill |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3007036C2 (en) * | 1980-02-26 | 1987-01-15 | Johannes 4000 Duesseldorf De Muehle | |
| US4830000A (en) * | 1987-12-31 | 1989-05-16 | Aspen Laboratories, Inc. | Surgical drill |
| EP0440371A1 (en) * | 1990-02-02 | 1991-08-07 | Howmedica Inc. | Surgical reamer |
| CN1238937A (en) * | 1998-06-17 | 1999-12-22 | 普雷西法尔公司 | Surgical reamer |
| CN102510738A (en) * | 2009-08-26 | 2012-06-20 | 史赛克爱尔兰公司 | Ribbed surgical bur |
| CN202776464U (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 composite type operation drill bit |
-
2012
- 2012-09-26 CN CN201210362824.4A patent/CN102871701B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3007036C2 (en) * | 1980-02-26 | 1987-01-15 | Johannes 4000 Duesseldorf De Muehle | |
| US4830000A (en) * | 1987-12-31 | 1989-05-16 | Aspen Laboratories, Inc. | Surgical drill |
| EP0440371A1 (en) * | 1990-02-02 | 1991-08-07 | Howmedica Inc. | Surgical reamer |
| CN1238937A (en) * | 1998-06-17 | 1999-12-22 | 普雷西法尔公司 | Surgical reamer |
| CN102510738A (en) * | 2009-08-26 | 2012-06-20 | 史赛克爱尔兰公司 | Ribbed surgical bur |
| CN202776464U (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 composite type operation drill bit |
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| CN102871701A (en) | 2013-01-16 |
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Granted publication date: 20150617 Termination date: 20180926 |