CN203935241U - Micro-wound bone taking device - Google Patents
Micro-wound bone taking device Download PDFInfo
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- CN203935241U CN203935241U CN201420319429.2U CN201420319429U CN203935241U CN 203935241 U CN203935241 U CN 203935241U CN 201420319429 U CN201420319429 U CN 201420319429U CN 203935241 U CN203935241 U CN 203935241U
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- connecting rod
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Abstract
This utility model relates to a kind of micro-wound bone taking device, comprise sleeve, be located in the connecting rod in sleeve and be connected to the crusher drill of the front end of connecting rod, connecting rod comprises solid section and hollow section, there is the cavity being communicated with the hollow body of connecting rod hollow section inside, crusher drill rear end, on crusher drill, there is the through hole being communicated with cavity, the hollow section of connecting rod is provided with slotted eye some and that hollow body is communicated with, between sleeve and connecting rod, be provided with by slotted eye be trapped among sleeve inlet segment before, rear axle sealing, the inlet segment of sleeve is provided with water inlet, between the sleeve in front axle sealing the place ahead and connecting rod, form tapping channel, the sleeve in front axle sealing the place ahead is provided with the discharging opening being communicated with tapping channel, discharging opening is provided with the bone bits collection container being connected with negative suction system.This utility model passes through a small skin incision and bone window, and sclerotin is worn into the rear taking-up of bone bits, completes fast micro-wound bone taking operation, greatly reduces patient's injury and sclerotin are supplied to the postoperative infection rate in district, simple to operate, time saving and energy saving.
Description
Technical field
This utility model relates to a kind of armarium, relates in particular to a kind of fast, few to damage to patient micro-wound bone taking device of bone speed of getting.
Background technology
Bone grafting operation is by operation, osseous tissue to be transplanted to the skeleton defect that needs reinforcement or merge in patient body, is usually used in bony defect, nonunion, osteopathia or bone tumor and strikes off the situations such as rear cavity filling, spinal column and joint fusion.Clinical conventional autologous bone transplanting has advantages of more, as good in histocompatibility, stronger etc. without graft-rejection, bone inductive effect, the effect that has good short bone to merge.The bony site of getting that autologous bone transplanting is conventional comprises the positions such as ilium, tibia, upper segment of fibula and rib, autologous bone transplanting be exactly by patient on one's body the sclerotin at these positions take off, then through processing, return to the bony defect position of being transplanted to patient.Take and get self bone replant as example, conventionally need at present to do to reach the skin soft tissue otch of several centimetres, and subperiosteum is peeled off comparatively widely, then by osteotome, at ilium uplifting window or direct cutter, get ilium.Use this bone method of getting, in cutting the process of ilium, can have the generation up to the damage of 8～20% lateral femoral cutaneous nerve, thereby cause LHA numbness, pain before patient upper leg, burn or the generation of sour swollen sense.The bone piece cutting is larger, and corresponding otch is larger, and the incidence rate of nerve injury is just higher.Also easily there is in addition Qu Gu district pain, Qu Gu district fracture, hematoma, infection, abdominal hernia and ilioinguinal nerve damage.
Summary of the invention
This utility model mainly solves that original to get bone method otch larger, gets bone inconvenience, and easily patient is damaged, and easily leaves the technical problem of sequela; A kind of micro-wound bone taking device is provided, and the skin incision that its need are small and small bone window, wear into sclerotin after bone is considered to be worth doing and take out, easy to operate, get bone quick, greatly reduce and get the injury in bone process, patient being caused, avoid the generation of sequela, improve the safety of getting bone.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: this utility model comprises sleeve, be located in the connecting rod in sleeve and be connected to the crusher drill of the front end of connecting rod, connecting rod comprises solid section of being positioned at rod rear end and the hollow section that is positioned at solid section of the place ahead, there is cavity inside, crusher drill rear end, the hollow body of cavity and connecting rod hollow section is communicated with, on crusher drill, there is the through hole being communicated with cavity, the hollow section of connecting rod is provided with the slotted eye that the hollow body in some and hollow section is communicated with, slotted eye is near solid section, between sleeve and connecting rod, be provided with front axle sealing and rear axle sealing separately, before, rear axle sealing is trapped among described slotted eye in the inlet segment of sleeve, the inlet segment of sleeve is provided with water inlet, the inlet segment of sleeve, the hollow section of connecting rod and the cavity of crusher drill and through hole form intake tunnel, between the sleeve in described front axle sealing the place ahead and connecting rod, form tapping channel, the sleeve in front axle sealing the place ahead is provided with the discharging opening being communicated with tapping channel, discharging opening is provided with the bone bits collection container being connected with negative suction system.Water inlet connects cooling water source by pipeline, and rod rear end connects rotational driving device.Crusher drill is small and exquisite, and connecting rod is elongated, to be applicable to getting bone under Wicresoft.Mini-incision by the front end of crusher drill and sleeve by patient extend into the position that need to get bone in patient body, as ilium, tibias etc. are located, under the driving of rotational driving device, connecting rod rotation, drive crusher drill to make high speed rotating, act on and get bone place, grind skeletonization bits, cooling water is sprayed onto abrasive drilling position by intake tunnel simultaneously, to avoid the hot injury for bone place, avoid getting the downright bad phenomenon of heat that bone occurs at bone place, under the effect of negative suction system, bone bits under mill flow in bone bits collection container by tapping channel together with blood and slime, pass through again other processing, for the autologous bone grafting operation of patient.Adopt sleeve and the crusher drill of thin diameter, can under mini-incision, carry out spongy bone and get bone operation, wound is little, obtains bone amount relatively large.Use this utility model to get osseous surgery, get bone object head end tiny, convenient can be the in the situation that of mini-invasive incision micro-wound bone taking, patient only needs a small skin incision and small bone window, after sclerotin is worn into bone bits, take out, can complete fast and get osseous surgery.Small operative incision reduces the risk of lateral femoral cutaneous nerve damage greatly, reduces the incidence rate of pain, fracture and the abdominal hernia in Qu Gu district, also greatly reduces sclerotin for the postoperative infection rate in district.This utility model is simple to operate, and easily left-hand seat, time saving and energy saving, saves valuable operating time, for getting osseous surgery, brings very big facility.
This utility model can be equipped with the crusher drill with different angles and shape, and also can be equipped with can the soft sleeve of bending and drilling rod, gets the needs of bony site to meet difference.Bone bits collection container can also be connected, and interior mixing taken various artificial bones, can the adherent cell factor, and to increase bone grafting amount and to promote bone grafting effect.
As preferably, the described connecting rod that is positioned at sleeve inlet segment is provided with setting-out turbine, and setting-out turbine is positioned at the rear of described water inlet.Cooling water flows into the inlet segment of sleeve from water inlet, under the effect of setting-out turbine, cooling water is pressed into the slotted eye of connecting rod, and flows to crusher drill.Guarantee in connecting rod rotary course, cooling water still can successfully flow to and get bony site.
As preferably, the hole wall of the slotted eye on described connecting rod favours connecting rod setting symmetrically, and the outer aperture of slotted eye is greater than the inner orifice of slotted eye.Be that slotted eye is similar to horn mouth, being convenient to cooling water can successfully flow in the hollow body of connecting rod.
As preferably, the hole wall of the slotted eye on described connecting rod favours connecting rod setting, and incline direction is consistent, is from back to front.Be that the incline direction of slotted eye more approaches cooling water and from water inlet, flows to slotted eye and flow to, make the cooling water inflow slotted eye of taking advantage of a situation, intake more smooth and easy.
As preferably, described discharging opening is a horn mouth, and large mouthful of discharging opening and described tapping channel are communicated with, and the osculum of discharging opening and described bone are considered coated lycopene to be worth doing.Be beneficial to the enrichment of bone bits, and prevent that bone from stopping up tapping channel while considering enrichment to be worth doing.
As preferably, the bottom of described bone bits collection container is provided with outlet, and outlet is connected with described negative suction system, and the outlet of bone bits collection container is provided with unidirectional valve, in bone bits collection container, be provided with filter, the sidewall of bone bits collection container is provided with volume scale.Bone bits and blood and slime that filter convection current is considered to be worth doing in collection container to the marrow filter, and blood and slime flows out water outlet product, and the bone bits that need are stayed in bone bits collection container.By volume scale, can judge the needs whether the bone bits amount of collecting has met bone grafting operation, be convenient to stop in time getting bone.The setting of unidirectional valve, introduces outside contamination in case stop-pass is crossed outlet.
As preferably, between described sleeve and connecting rod, be provided with hollow snap ring, hollow snap ring is near the front end of described connecting rod.The installation of connecting rod is more stable, is difficult for displacement, and while getting bone, abrasive drilling position is more easy to control, improves stability.Further, between crusher drill and connecting rod, rounding off connects, and avoids forming stress turnover, prevents connecting rod cracking.
As preferably, described crusher drill front end is little, rear end is large, and the side of crusher drill is a cambered surface, and the front end of crusher drill is a sphere, the front end of crusher drill is with side the crusher drill outer wall that circular arc is smoothly connected into an one, and crusher drill outer wall is provided with and is scattered in oblique latticed blade.The whole circle obtuse that is of crusher drill, stressed even, while guaranteeing abrasive drilling, be difficult for worn out cortical bone, in case be damaged to patient's vital tissue structure, and oblique latticed blade guarantees to grind quickly sending down the fishbone bits.
As preferably, the front end of described crusher drill is a sphere, the side of crusher drill is provided with plural groove, groove is strip, the rear end of groove is near the rear end of crusher drill, the front opening of groove is in the front end of crusher drill, and described through hole is located on described groove, and the side of the crusher drill except groove is provided with the blade being obliquely installed.Groove mouth is equivalent to the blade axially arranging, and dynamics is larger, is convenient to abrasive drilling, in conjunction with the blade being obliquely installed, guarantees to grind rapidly sending down the fishbone bits, and sphere front end, is difficult for worn out cortical bone while guaranteeing abrasive drilling, in case be damaged to patient's vital tissue structure.Through hole is located on groove, can spray better cooling water, again abrasive drilling sclerotin better.
As preferably, the follower head of described connecting rod is connected with the motor in electric hand drill machine, the shell clamping of the rear end of described double layer sleeve barrel and electric hand drill machine.Connecting rod is got bone operation as long as connection rotational driving device can carry out abrasive dust.In the technical program, rotational driving device adopts small hand-held electrical drilling machine, and the gripping handle that doctor holds electric hand drill machine just can operate, can while gauge tap when gripping, grip laborsavingly, easy to operate, and be also convenient to hold the dynamics of abrasive drilling.While having adopted other rotational driving device, can realize pen gripping type operation, get bone and operate also very convenient.Rotational driving device also can adopt air force driving arrangement, utilizes the high pressure airline being equipped with in operating room, and air driven power is provided, and realizes also very convenient.
The beneficial effects of the utility model are: get bone object head end tiny, convenient can be the in the situation that of mini-invasive incision micro-wound bone taking, by small skin incision and small bone window, take out after sclerotin is worn into bone bits, complete fast and get osseous surgery.Small operative incision reduces the risk of lateral femoral cutaneous nerve damage greatly.Small bone window reduces the incidence rate of pain, fracture and the abdominal hernia in Qu Gu district greatly, also greatly reduces sclerotin for the postoperative infection rate in district.This utility model is simple to operate, and easily left-hand seat, time saving and energy saving, saves valuable operating time, for getting osseous surgery, brings very big facility.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is a kind of axial sectional structure schematic diagram of this utility model middle sleeve inlet segment.
Fig. 3 is another axial sectional structure schematic diagram of this utility model middle sleeve inlet segment.
Fig. 4 is a kind of structural representation of crusher drill in this utility model.
Fig. 5 is another structural representation of crusher drill in this utility model.
Fig. 6 is another kind of structural representation of the present utility model.
1. sleeves in figure, 3. connecting rod, 4. crusher drill, 5. intake tunnel, 6. water inlet, 7. tapping channel, 8. discharging opening, 9. inlet segment, 10. bone bits collection container, 11. outlets, 12. filters, 14. hollow snap rings, 15. electric hand drill machines, 16. setting-out turbines, 21. front axle sealings, 22. rear axle sealings, 31. solid sections, 32. hollow section, 33. hollow bodies, 34. slotted eyes, 41. cambered surfaces, 42. spheres, 43. blades, 44. grooves, 45. through holes, 151. motors, 152. gripping handles, 153. switches.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the micro-wound bone taking device of the present embodiment, as shown in Figure 1, comprise sleeve 1, be positioned at the connecting rod 3 on sleeve 1 axis and be connected to the crusher drill 4 of the front end of connecting rod 3, connecting rod 3 comprises solid section 31 of being positioned at connecting rod 3 rear ends and the hollow section 32 that is positioned at solid section of 31 the place aheads, there is cavity crusher drill 4 inside, rear end, the hollow body 33 of cavity and connecting rod hollow section 32 is communicated with, on crusher drill 4, there is the through hole 45 being communicated with cavity, the hollow section 32 of connecting rod 3 has slotted eye 34 a plurality of and that hollow body 33 is communicated with, slotted eye 34 is near solid section 31, as shown in Figure 2, the hole wall of slotted eye 34 favours symmetrically connecting rod 3 and arranges, the outer aperture of slotted eye 34 is greater than the inner orifice of slotted eye 34, slotted eye is similar to horn mouth, being convenient to cooling water can successfully flow in the hollow body of connecting rod, front axle sealing 21 and rear axle sealing 22 are separately installed between sleeve 1 and connecting rod 3, before, rear axle sealing is trapped among slotted eye 34 in the inlet segment 9 of sleeve 1, the inlet segment 9 of sleeve 1 has water inlet 6, water inlet arranges vertically upward, be positioned on the connecting rod 3 of sleeve 1 inlet segment 9 setting-out turbine 16 is installed, setting-out turbine 16 is positioned at the rear of water inlet 6, water inlet 6, the inlet segment 9 of sleeve 1, the slotted eye 34 of connecting rod 3, the hollow body 33 of connecting rod 3 and the cavity of crusher drill 4 and through hole 45 form intake tunnel 5, between the sleeve 1 in front axle sealing 21 the place aheads and connecting rod 3, form tapping channel 7, on the sleeve 1 in front axle sealing 21 the place aheads, there is the discharging opening 8 being communicated with tapping channel 7, discharging opening arranges vertically downward, discharging opening 8 is horn mouths, large mouthful and tapping channel 7 connections of discharging opening 8, the osculum of discharging opening 8 is connected with bone bits collection container 10, outlet 11 is arranged at the bottom of bone bits collection container 10, outlet 11 is connected with negative suction system, on outlet 11, unidirectional valve is installed, in bone bits collection container 10, filter 12 is installed, filter 12 is tubbiness, tubbiness filter 12 is sleeved in bone bits collection container 10, the opening of tubbiness filter 12 is connected with the osculum of discharging opening 8, the drum head of tubbiness filter 12 blocks outlet 11, on the sidewall of bone bits collection container 10, be labeled with volume scale.Hollow snap ring 14 is housed between sleeve 1 and connecting rod 3, and hollow snap ring 14 is near the front end of connecting rod 3, and the front portion of sleeve is a taper seat, the Shi Ge face of cylinder, rear portion, and hollow snap ring is positioned at the junction on taper seat and the face of cylinder.In the present embodiment, as shown in Figure 4, crusher drill 4 front ends are little, rear end is large, the side of crusher drill 4 is cambered surfaces 41, the front end of crusher drill 4 is spheres 42, the front end of crusher drill 4 is with side the crusher drill outer wall that circular arc is smoothly connected into an one, is scattered in oblique latticed blade 43 on crusher drill outer wall, the through hole 45 that the cavity on crusher drill outer wall in addition and in crusher drill rear end is communicated with.
Water inlet connects cooling water source by pipeline, and rod rear end connects rotational driving device.Mini-incision by the front end of crusher drill and sleeve by patient extend into the position that need to get bone in patient body, as ilium, tibias etc. are located, under the driving of rotational driving device, connecting rod rotation, drive crusher drill to make high speed rotating, act on and get bone place, grind skeletonization bits, cooling water is sprayed onto abrasive drilling position by intake tunnel simultaneously, to avoid the hot injury for bone place, avoid getting the downright bad phenomenon of heat that bone occurs at bone place, under the effect of negative suction system, bone bits under mill flow into bone bits collection container together with blood and slime by tapping channel, blood and slime flows through filter and flows out outlet, the bone bits that need are collected in bone bits collection container, by bone, consider the volume scale on collection container to be worth doing, can judge the needs whether the bone bits amount of collecting has met bone grafting operation, be convenient to stop in time getting bone.Crusher drill in the present embodiment, the whole circle obtuse that is, stressed even, while guaranteeing abrasive drilling, be difficult for worn out cortical bone, in case be damaged to patient's vital tissue structure, and oblique latticed blade guarantees to grind quickly sending down the fishbone bits.
Embodiment 2: the micro-wound bone taking device of the present embodiment, and as shown in Figure 3, the slotted eye 34 on connecting rod 3 is strip, and the hole wall of the front and back side of slotted eye favours connecting rod 3 and arranges, and incline direction is consistent, is from back to front.All the other structures are with embodiment 1.
The incline direction of the present embodiment slotted eye more approaches cooling water and from water inlet, flows to the flow direction of slotted eye, makes the cooling water inflow slotted eye of taking advantage of a situation, and intakes more smooth and easy.
Embodiment 3: the micro-wound bone taking device of the present embodiment, as shown in Figure 5, the front end of crusher drill 4 is spheres 42, there is the groove 44 of three strips that axially arrange the side of crusher drill 4, three grooves are uniform along the periphery of crusher drill, and the rear end of groove 44 is near the rear end of crusher drill 4, and the front opening of groove 44 is in the front end of crusher drill 4, on groove 44, have with crusher drill rear end in the through hole 45 that is communicated with of cavity, on the side of the crusher drill 4 except groove 44, have the blade 43 being obliquely installed.All the other structures are with embodiment 1.
Groove mouth is equivalent to the blade axially arranging, and dynamics is larger, is convenient to abrasive drilling, in conjunction with the blade being obliquely installed, guarantees to grind rapidly sending down the fishbone bits, and sphere front end, is difficult for worn out cortical bone while guaranteeing abrasive drilling, in case be damaged to patient's vital tissue structure.
Embodiment 4: the micro-wound bone taking device of the present embodiment, as shown in Figure 6, the follower head of connecting rod 3 connects rotational driving device, in the present embodiment, rotational driving device is small-sized electric hand drill machine 15, the follower head of connecting rod 3 is connected with the motor 151 in electric hand drill machine 15, the shell clamping of the rear end of sleeve and electric hand drill machine 15.The battery of the promising motor power supply of the interior installation of gripping handle 152 of electric hand drill machine 15, is provided with the switch 153 of controlling motor power on/off on the gripping handle 152 of electric hand drill machine 15.All the other structures are with embodiment 1.
The gripping handle that doctor holds electric hand drill machine just can operate, and gauge tap simultaneously when gripping grips laborsavingly, easy to operate, is also convenient to hold the dynamics that bone place is got in abrasive drilling.
Claims (10)
1. a micro-wound bone taking device, it is characterized in that comprising sleeve (1), be located in the connecting rod (3) in sleeve (1) and be connected to the crusher drill (4) of the front end of connecting rod (3), connecting rod (3) comprises solid section (31) and the hollow section (32) that is positioned at solid section of (31) the place ahead that is positioned at connecting rod (3) rear end, there is cavity crusher drill (4) inside, rear end, the hollow body (33) of cavity and connecting rod hollow section (32) is communicated with, on crusher drill (4), there is the through hole (45) being communicated with cavity, the hollow section (32) of connecting rod (3) is provided with slotted eye (34) some and that hollow body (33) is communicated with, slotted eye (34) is near solid section (31), between sleeve (1) and connecting rod (3), be provided with front axle sealing (21) and rear axle sealing (22) separately, before, rear axle sealing is trapped among described slotted eye (34) in the inlet segment (9) of sleeve (1), the inlet segment (9) of sleeve (1) is provided with water inlet (6), the inlet segment (9) of sleeve (1), the hollow section (32) of connecting rod (3) and the cavity of crusher drill (4) and through hole (45) form intake tunnel (5), between the sleeve (1) in described front axle sealing (21) the place ahead and connecting rod (3), form tapping channel (7), the discharging opening (8) that the sleeve (1) in front axle sealing (21) the place ahead is provided with and tapping channel (7) is communicated with, discharging opening (8) is provided with the bone bits collection container (10) being connected with negative suction system.
2. micro-wound bone taking device according to claim 1, is characterized in that the described connecting rod (3) that is positioned at sleeve (1) inlet segment (9) is provided with setting-out turbine (16), and setting-out turbine (16) is positioned at the rear of described water inlet (6).
3. micro-wound bone taking device according to claim 1 and 2, is characterized in that the hole wall of the slotted eye (34) on described connecting rod (3) favours connecting rod (3) setting symmetrically, and the outer aperture of slotted eye (34) is greater than the inner orifice of slotted eye (34).
4. micro-wound bone taking device according to claim 1 and 2, is characterized in that the hole wall of the slotted eye (34) on described connecting rod (3) favours connecting rod (3) setting, and incline direction is consistent, is from back to front.
5. micro-wound bone taking device according to claim 1, it is characterized in that described discharging opening (8) is a horn mouth, large mouthful of discharging opening (8) and described tapping channel (7) are communicated with, and the osculum of discharging opening (8) is connected with described bone bits collection containers (10).
6. according to the micro-wound bone taking device described in claim 1 or 2 or 5, the bottom that it is characterized in that described bone bits collection containers (10) is provided with outlet (11), outlet (11) is connected with described negative suction system, the outlet (11) of bone bits collection containers (10) is provided with unidirectional valve, in bone bits collection containers (10), be provided with filter (12), the sidewall of bone bits collection containers (10) is provided with volume scale.
7. micro-wound bone taking device according to claim 1, is characterized in that being provided with hollow snap ring (14) between described sleeve (1) and connecting rod (3), and hollow snap ring (14) is near the front end of described connecting rod (3).
8. according to the micro-wound bone taking device described in claim 1 or 2 or 5 or 7, it is characterized in that described crusher drill (4) front end is little, rear end is large, the side of crusher drill (4) is a cambered surface (41), the front end of crusher drill (4) is a sphere (42), the front end of crusher drill (4) is with side the crusher drill outer wall that circular arc is smoothly connected into an one, and crusher drill outer wall is provided with and is scattered in oblique latticed blade (43).
9. according to the micro-wound bone taking device described in claim 1 or 2 or 5 or 7, the front end that it is characterized in that described crusher drill (4) is a sphere (42), the side of crusher drill (4) is provided with plural groove (44), groove (44) is strip, the rear end of groove (44) is near the rear end of crusher drill (4), the front opening of groove (44) is in the front end of crusher drill (4), it is upper that described through hole (45) is located at described groove (44), and the side of the crusher drill (4) except groove (44) is provided with the blade (43) being obliquely installed.
10. according to the micro-wound bone taking device described in claim 1 or 2 or 5 or 7, it is characterized in that the follower head of described connecting rod (3) is connected with the motor of electric hand drill machine (15), the shell clamping of the rear end of described sleeve (1) and electric hand drill machine (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319429.2U CN203935241U (en) | 2014-06-16 | 2014-06-16 | Micro-wound bone taking device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319429.2U CN203935241U (en) | 2014-06-16 | 2014-06-16 | Micro-wound bone taking device |
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| CN203935241U true CN203935241U (en) | 2014-11-12 |
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| CN201420319429.2U Active CN203935241U (en) | 2014-06-16 | 2014-06-16 | Micro-wound bone taking device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104161562A (en) * | 2014-06-16 | 2014-11-26 | 李万里 | Minimally invasive bone fetcher |
| CN104546063A (en) * | 2015-01-27 | 2015-04-29 | 范伟力 | Spine end plate processing grinding head and spine end plate processing device |
| CN105286944A (en) * | 2015-11-23 | 2016-02-03 | 浙江星月生物科技股份有限公司 | Novel hollow drill medical micro-fracture appliance |
| CN106983535A (en) * | 2017-05-10 | 2017-07-28 | 刘敏 | A kind of new safe cranial drill |
| CN106994040A (en) * | 2016-01-25 | 2017-08-01 | 刘彦宾 | A kind of orthopedic instrument |
| CN109363730A (en) * | 2018-11-29 | 2019-02-22 | 北京天星博迈迪医疗器械有限公司 | A kind of drill bit bone bits extraction detection device |
| CN111991051A (en) * | 2020-09-15 | 2020-11-27 | 青岛钰仁医疗科技有限公司 | Safe casing pipe of abrasive drilling, apparatus operation structure and binary channels scope device |
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2014
- 2014-06-16 CN CN201420319429.2U patent/CN203935241U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104161562A (en) * | 2014-06-16 | 2014-11-26 | 李万里 | Minimally invasive bone fetcher |
| CN104161562B (en) * | 2014-06-16 | 2017-05-24 | 李万里 | Minimally invasive bone fetcher |
| CN104546063A (en) * | 2015-01-27 | 2015-04-29 | 范伟力 | Spine end plate processing grinding head and spine end plate processing device |
| CN105286944A (en) * | 2015-11-23 | 2016-02-03 | 浙江星月生物科技股份有限公司 | Novel hollow drill medical micro-fracture appliance |
| CN106994040A (en) * | 2016-01-25 | 2017-08-01 | 刘彦宾 | A kind of orthopedic instrument |
| CN106983535A (en) * | 2017-05-10 | 2017-07-28 | 刘敏 | A kind of new safe cranial drill |
| CN109363730A (en) * | 2018-11-29 | 2019-02-22 | 北京天星博迈迪医疗器械有限公司 | A kind of drill bit bone bits extraction detection device |
| CN111991051A (en) * | 2020-09-15 | 2020-11-27 | 青岛钰仁医疗科技有限公司 | Safe casing pipe of abrasive drilling, apparatus operation structure and binary channels scope device |
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