CN106063716B - Medical drilling device capable of displaying drilling depth in real time - Google Patents
Medical drilling device capable of displaying drilling depth in real time Download PDFInfo
- Publication number
- CN106063716B CN106063716B CN201610549482.5A CN201610549482A CN106063716B CN 106063716 B CN106063716 B CN 106063716B CN 201610549482 A CN201610549482 A CN 201610549482A CN 106063716 B CN106063716 B CN 106063716B
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- sensor
- hand drill
- measuring piece
- measuring
- main body
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 50
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 29
- 229910052802 copper Inorganic materials 0.000 claims description 29
- 239000010949 copper Substances 0.000 claims description 29
- 238000005452 bending Methods 0.000 claims description 24
- 238000004891 communication Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1613—Component parts
- A61B17/1626—Control means; Display units
Abstract
The invention discloses a medical drilling device capable of displaying drilling depth in real time, which comprises a hand drill body, wherein the front end of the hand drill body is provided with a drill bit, the hand drill body is also provided with a measuring assembly, the measuring assembly comprises a first measuring piece and a second measuring piece which are axially arranged in the same direction as the drill bit and respectively extend towards the front end of the hand drill body, and the first measuring piece is sleeved outside the second measuring piece in a sliding manner; the hand drill comprises a hand drill body, a drill bit, a first measuring piece, a second measuring piece, a first sensor, a second sensor, a third sensor, a fourth sensor, a fifth sensor, a fourth sensor, a fifth sensor and a fourth sensor, and a fourth sensor; the rear end of the second measuring piece is fixed on the hand drill body, and the front end of the second measuring piece is provided with a second sensor; the invention can display the drilling depth value in real time, and can monitor in real time in the drilling process, thereby greatly improving the drilling accuracy, reducing the use difficulty of the medical drilling device, being more convenient to use and greatly improving the safety.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a medical drilling device capable of displaying drilling depth in real time.
Background
In bone surgery, neurosurgery, and the like, drilling a hole into a bone is a very important surgical preparation. The medical hand drill is convenient and practical drilling equipment, and is widely applied at present.
However, when the existing hand drill is used, the drill depth is not measured, whether the drill depth is proper or not is judged subjectively through experience and hand feeling of a clinician, and the necessary accurate control is lacked, so that the requirements of a user are clearly improved, hidden dangers are brought to the physical health of a patient, and the hand drill is inconvenient to use.
Disclosure of Invention
In view of the above, the invention discloses a medical drilling device capable of displaying drilling depth in real time, and the depth of a displayable drilling is convenient to use.
The aim of the invention is achieved by the following technical scheme:
the medical drilling device capable of displaying the drilling depth in real time comprises a hand drill body, wherein the front end of the hand drill body is provided with a drill bit, the hand drill body is further provided with a measuring assembly, the measuring assembly comprises a first measuring piece and a second measuring piece which are axially arranged in the same direction as the drill bit and extend towards the front end of the hand drill body respectively, and the first measuring piece is sleeved outside the second measuring piece in a sliding manner; the hand drill comprises a hand drill body, a drill bit, a first measuring piece, a second measuring piece, a first sensor, a second sensor, a third sensor, a fourth sensor, a fifth sensor, a fourth sensor, a fifth sensor and a fourth sensor, and a fourth sensor; the rear end of the second measuring piece is fixed on the hand drill body, and the front end of the second measuring piece is provided with a second sensor;
the hand drill body is also provided with a display screen and a processor, and the display screen, the first sensor and the second sensor are respectively in communication connection with the processor; the first sensor and the second sensor can generate sensing signals, the processor can calculate drilling depth according to the sensing signals, and the display screen can display drilling depth values according to calculation results of the processor.
Further, the first measuring part is a sleeve, the sleeve comprises a main body part extending forwards along the axial direction of the drill bit and a bending part, the front end of the bending part is connected with the main body part, the rear end of the bending part is bent inwards, the rear end of the bending part can be arranged in the guide groove in a sliding way, and a sliding groove is formed in the inner side of the main body part along the axial direction of the main body part; the second measuring part is a limiting rod, the limiting rod comprises a main body rod extending forwards along the axial direction of the drill bit and a bending rod, the front end of the bending rod is connected with the main body rod, the rear end of the bending rod is bent inwards, the main body rod is slidably arranged in the main body part, and the rear end of the bending rod penetrates through the sliding groove and is fixed on the hand drill body.
Further, the first inductor is an inner copper pipe, the second inductor is an outer copper pipe sleeved outside the inner copper pipe, insulating layers are respectively covered on the surfaces of the inner copper pipe and the outer copper pipe, and the outer copper pipe is always sleeved outside the inner copper pipe.
Further, when the first measuring piece is positioned at the forefront end of the guide groove, the front end of the first measuring piece is flush with the front end of the drill bit.
Further, the display screen is an LED display screen or a digital display screen.
The invention has the beneficial effects that:
in the drilling process of the drill bit, through the relative movement of the first measuring part and the second measuring part, corresponding displacement is generated between the first sensor and the second sensor, so that corresponding sensing signals are generated and transmitted to the processor, the processor calculates the drilling depth according to the sensing signals and then transmits the calculation result to the display screen, and the display screen displays the drilling depth value. The invention can display the drilling depth value in real time, and can monitor in real time in the drilling process, thereby greatly improving the drilling accuracy, reducing the use difficulty of the medical drilling device, being more convenient to use and greatly improving the safety.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic view of a partial structure of the present invention.
FIG. 3 is a diagram illustrating the use of the present invention.
Fig. 4 is a schematic structural view of the present invention.
Detailed Description
For the convenience of understanding by those skilled in the art, the present invention will be described in further detail with reference to the following examples:
example 1
The embodiment provides a medical drilling device capable of displaying drilling depth in real time, as shown in fig. 1 and 3, the medical drilling device comprises a hand drill body 1, wherein a drill bit 11 for drilling is arranged at the front end of the hand drill body 1, a measuring assembly is further arranged on the hand drill body 1, the measuring assembly comprises a first measuring piece 3 and a second measuring piece 4 which are axially arranged in the same direction as the drill bit 11 and respectively extend towards the front end of the hand drill body 1, and the first measuring piece 3 is sleeved outside the second measuring piece 4 in a sliding manner; the hand drill body 1 is also provided with guide grooves 14 which are distributed along the axial direction of the drill bit 11, the rear end of the first measuring piece 3 is slidably connected with the guide grooves 14, and the front end of the first measuring piece 3 is provided with a first inductor 51; the rear end of the second measuring piece 4 is fixed on the hand drill body 1, and the front end of the second measuring piece 4 is provided with a second sensor 52;
the hand drill body 1 is further provided with a display screen 6 and a processor (not shown in the figure), and the display screen 6, the first sensor 51 and the second sensor 52 are respectively in communication connection with the processor; the first sensor 51 and the second sensor 52 may generate a sensing signal, the processor may calculate the drilling depth according to the sensing signal, and the display screen 6 may display the drilling depth value according to the calculation result of the processor.
As the drill bit 11 drills forward, the front end of the first measuring member 3 is blocked, the rear end of the first measuring member 3 slides along the guide groove 14 toward the rear end of the hand drill body 1, and the rear end of the second measuring member 4 is fixed on the hand drill body 1, so that the second measuring member 4 and the first measuring member 3 move relatively, and the distance between the first sensor 51 and the second sensor 52 changes correspondingly. The first sensor 51 and the second sensor 52 are opposite electrodes, corresponding sensing signals are generated through relative displacement between the two electrodes, the sensing signals are respectively transmitted to the processor through the first sensor 51 and the second sensor 52 for analysis and processing, the processor calculates corresponding drilling depth according to the sensing signals, the processed signals are transmitted to the display screen 6, and the display screen 6 displays corresponding drilling depth values.
The hand drill body 1 is also provided with a starting button 12 for controlling whether the hand drill body 1 works or not and a zeroing button 13 for controlling the display screen 6 to display zeroing, and the zeroing button 13 is in communication connection with the processor.
When the medical hand drill of the embodiment is used, the starting button 12 is firstly touched, the drill bit 11 starts to work, then the zeroing button 13 is started, the zeroing button 13 transmits signals to the processor, the processor carries out zeroing processing on the signals and transmits the processed signals to the display screen 6, and the display screen 6 displays zeroing values.
The front end of the first measuring member 3 is flush with the front end of the drill bit 11 when the first measuring member 3 is positioned at the forefront end of the guide groove 14. The drill bit 11 and the first measuring element 3 are simultaneously contacted with the part 7 to be drilled, the second measuring element 4 synchronously moves forwards along with the penetration of the drill bit 11, the front end of the first detecting element 3 is blocked by the part 7 to be drilled, the rear end of the first detecting element moves backwards along the guide groove 14 correspondingly, and meanwhile, the distance between the first sensor 51 and the second sensor 52 changes correspondingly.
The display screen 6 can be an LED display screen or a digital display screen.
Example 2
As a modification of embodiment 1, as shown in fig. 2, the first measuring element 3 is a sleeve with a rectangular cross section, and the sleeve includes a main body portion 31 extending forward along the axial direction of the drill bit 11, and a bending portion 32 with a front end connected to the main body portion 31 and a rear end bent inward, and the main body portion 31 and the bending portion 32 form a folded structure. The rear end of the bending portion 32 is provided with a guide wheel 321, and the guide wheel 321 is slidably disposed in the guide slot 14. The side wall of the main body 31, which is close to the hand drill body 1, is axially provided with a sliding groove 311 along the main body 31, the front end of the main body 31 is provided with a first inductor 51, and the first inductor 51 is a first electrode plate. The second measuring part 4 is a limiting rod, the limiting rod comprises a main body rod 41 extending forwards along the axial direction of the drill bit 11 and a bending rod 42, the front end of the bending rod is connected with the main body rod 41, the rear end of the bending rod is bent inwards, and the main body rod 41 and the bending rod 42 form a folding structure. The main body rod 41 is slidably disposed in the main body 31, a second sensor 52 is disposed at the front end of the main body rod 41, the second sensor 52 is a second electrode plate, and the rear end of the bending rod 42 passes through the sliding slot 311 and is fixed on the hand drill body 1. The first electrode plate and the second electrode plate are opposite electrodes. And when the first electrode plate and the second electrode plate generate relative displacement, the displacement is measured by utilizing the capacitance difference.
Example 3
In this embodiment, as a modification of embodiment 1 or embodiment 2, as shown in fig. 4, the first inductor 51 is an inner copper tube, the second inductor 52 is an outer copper tube sleeved outside the inner copper tube, the surfaces of the inner copper tube and the outer copper tube are respectively covered with an insulating layer, and the outer copper tube is always sleeved outside the inner copper tube.
The inner copper tube and the outer copper tube are used as opposite electrodes, the insulating layer is used for preventing the inner copper tube from being in direct electrical contact with the outer copper tube to generate short circuit, meanwhile, the insulating layer is used as an insulating medium between the opposite electrodes, and displacement is measured by using capacitance difference generated by positive area difference generated by relative displacement of the outer copper tube and the inner copper tube. The cylindrical outer copper tube and the cylindrical inner copper tube are used as capacitance sensors, and have better linearity and higher sensitivity.
Example 4
As a further modification of example 1 or example 2 or example 3, a comparative diagram before and after drilling is shown as shown in fig. 3. The left part of fig. 3 is a schematic view before drilling, where the first measuring member 3 is located at the forefront end of the guide groove 14, in the initial position, and the front end of the first measuring member 3 is flush with the front end of the drill bit 11, both in contact with the part 7 to be drilled. The right part of fig. 3 is a schematic view after drilling, and it can be seen that the second sensor 52 at the front end of the second measuring member 4 is closer to the first sensor 51 than the left part, and this changed distance is the distance the drill bit 11 has drilled into the part 7 to be drilled, i.e. the depth of the drilled hole. Thus, the arrangement in which the front end of the first measuring member 3 is flush with the front end of the drill bit 11 is suitable for the case where the drilling surface is planar.
Example 5
In this embodiment, as a further modification of embodiment 1, embodiment 2 or embodiment 3, the front end of the first braking member 3 is further provided with an elastic shock pad, which can be adjusted accordingly according to the shape of the contact surface thereof. The elastic shock pad can reduce the influence of vibration generated by the hand drill on the contact surface, and the use is safer.
The foregoing is a description of specific embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the invention, and that these obvious alternatives fall within the scope of the invention.
Claims (4)
1. The utility model provides a medical drilling equipment of real-time display drilling depth, includes the hand drill body, the front end of hand drill body is equipped with the drill bit, its characterized in that: the hand drill comprises a hand drill body, and is characterized in that the hand drill body is also provided with a measuring assembly, the measuring assembly comprises a first measuring piece and a second measuring piece which are arranged in the same axial direction with the drill bit and extend towards the front end of the hand drill body respectively, and the first measuring piece is sleeved outside the second measuring piece in a sliding manner; the hand drill comprises a hand drill body, a drill bit, a first measuring piece, a second measuring piece, a first sensor, a second sensor, a third sensor, a fourth sensor, a fifth sensor, a fourth sensor, a fifth sensor and a fourth sensor, and a fourth sensor; the rear end of the second measuring piece is fixed on the hand drill body, and the front end of the second measuring piece is provided with a second sensor;
the hand drill body is also provided with a display screen and a processor, and the display screen, the first sensor and the second sensor are respectively in communication connection with the processor; an induction signal can be generated between the first sensor and the second sensor, the processor can calculate the drilling depth according to the induction signal, and the display screen can display the drilling depth value according to the calculation result of the processor;
the first measuring part is a sleeve, the sleeve comprises a main body part extending forwards along the axial direction of the drill bit and a bending part, the front end of the bending part is connected with the main body part, the rear end of the bending part is bent inwards, the rear end of the bending part can be arranged in the guide groove in a sliding way, and the inner side of the main body part is provided with a sliding groove along the axial direction of the main body part; the second measuring part is a limiting rod, the limiting rod comprises a main body rod extending forwards along the axial direction of the drill bit and a bending rod, the front end of the bending rod is connected with the main body rod, the rear end of the bending rod is bent inwards, the main body rod is slidably arranged in the main body part, and the rear end of the bending rod penetrates through the sliding groove and is fixed on the hand drill body.
2. A real-time display drilling depth medical drilling device according to claim 1, wherein: the first inductor is an inner copper pipe, the second inductor is an outer copper pipe sleeved outside the inner copper pipe, insulating layers are respectively covered on the surfaces of the inner copper pipe and the outer copper pipe, and the outer copper pipe is always sleeved outside the inner copper pipe.
3. A real-time display drilling depth medical drilling device according to claim 1, wherein: when the first measuring piece is positioned at the forefront end of the guide groove, the front end of the first measuring piece is flush with the front end of the drill bit.
4. A real-time display drilling depth medical drilling device according to claim 1, wherein: the display screen is an LED display screen or a digital display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549482.5A CN106063716B (en) | 2016-07-13 | 2016-07-13 | Medical drilling device capable of displaying drilling depth in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610549482.5A CN106063716B (en) | 2016-07-13 | 2016-07-13 | Medical drilling device capable of displaying drilling depth in real time |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106063716A CN106063716A (en) | 2016-11-02 |
| CN106063716B true CN106063716B (en) | 2024-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610549482.5A Active CN106063716B (en) | 2016-07-13 | 2016-07-13 | Medical drilling device capable of displaying drilling depth in real time |
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| Country | Link |
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| CN (1) | CN106063716B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095797A (en) * | 2017-12-25 | 2018-06-01 | 芜湖锐进医疗设备有限公司 | Medical screw of beating bores rifle |
| CN112008460B (en) * | 2020-07-29 | 2022-08-12 | 成都飞机工业（集团）有限责任公司 | Group hole making method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203992505U (en) * | 2014-08-18 | 2014-12-10 | 攀枝花学院 | A kind of drilling machine |
| CN204944386U (en) * | 2015-08-25 | 2016-01-06 | 天津腾飞钢管有限公司 | A kind of novel portable weldless steel tube internal-and external diameter measuring instrument |
| CN206080625U (en) * | 2016-07-13 | 2017-04-12 | 广东工业大学 | Show medical drilling equipment of drilling depth in real time |
-
2016
- 2016-07-13 CN CN201610549482.5A patent/CN106063716B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203992505U (en) * | 2014-08-18 | 2014-12-10 | 攀枝花学院 | A kind of drilling machine |
| CN204944386U (en) * | 2015-08-25 | 2016-01-06 | 天津腾飞钢管有限公司 | A kind of novel portable weldless steel tube internal-and external diameter measuring instrument |
| CN206080625U (en) * | 2016-07-13 | 2017-04-12 | 广东工业大学 | Show medical drilling equipment of drilling depth in real time |
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| Publication number | Publication date |
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| CN106063716A (en) | 2016-11-02 |
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