CN111643152A - Multifunctional electric osteotome - Google Patents
Multifunctional electric osteotome Download PDFInfo
- Publication number
- CN111643152A CN111643152A CN202010544473.3A CN202010544473A CN111643152A CN 111643152 A CN111643152 A CN 111643152A CN 202010544473 A CN202010544473 A CN 202010544473A CN 111643152 A CN111643152 A CN 111643152A
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- unit
- osteotome
- bone
- handle
- gear
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- 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
- A61B17/1604—Chisels; Rongeurs; Punches; Stamps
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- 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
-
- 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
- A61B17/1628—Motors; Power supplies
-
- 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
- A61B17/1631—Special drive shafts, e.g. flexible shafts
Abstract
A multi-functional electric osteotome, comprising: the bone chisel device comprises an osteotome unit, a connecting mechanism, a driving unit and a positioning sleeve, wherein the positioning sleeve is fixedly arranged in a groove of the driving unit; the connecting mechanism is arranged in the positioning sleeve; the osteotome unit is slidably mounted in the connecting mechanism; the top column of the osteotome unit is contacted with the thrust bearing; the clamping groove is clamped in the clamping point; the bone chisel unit comprises a bone chisel head, a top column, a clamping groove and a handle, wherein the side surface of the handle is provided with the clamping groove, and the rear end of the handle is provided with the top column; a bone chisel head is arranged at the front end of the handle; the bone drilling or grinding or repairing the surface of the bone or cleaning the necrotic bone is finished by switching the two units back and forth through the design of the osteotome unit and the bone drill unit; realizes the osteotome with multiple functions.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a multifunctional electric osteotome.
Background
The existing manual osteotome is used, because an integrated solid core is structurally adopted, the knocking force is often required to be controlled when the osteotome is used, the discomfort of a patient is often caused because of poor control, or good bone damage is caused, so that a mechanism for cleaning the necrotic tissue by using the electrically driven drilling hole and the osteotome is required;
for example, patent nos.: 201920829179X, the utility model discloses a multi-functional electronic osteotome, including osteotome device and transmission, the osteotome device is including chisel head (1), bracing piece (2) and outer tube (3), transmission is including input eccentric shaft (31), the interface body (32), reciprocal frame mount pad (34) and actuating lever, the one end of input eccentric shaft (31) is cup jointed and is fixed in the interface body (32), the other end and reciprocal frame swing joint, and the position that corresponds of this reciprocal frame one end is connected with the actuating lever, the actuating lever stretches into in outer tube (3) to be connected fixedly with connecting rod (4). The utility model has the advantages that the driving device drives the eccentric input shaft to rotate, the driving device converts the eccentric input shaft into the reciprocating motion of the support rod and the chisel head in the front and back directions, thereby carrying out the operation of bone tissue treatment, the structure is simple, the operation is convenient, the installation structure is simplified, the weight is lightened, the occupied space is reduced, the stability is high, and the safety is good;
through the invention, it is found that the osteotome can only be driven to clean bone tissues and can not be punched, so that a multifunctional osteotome is needed.
Disclosure of Invention
Aiming at the problems, the invention completes the drilling or grinding of the bone or the repair of the surface of the bone or the cleaning of the necrotic bone through the back-and-forth switching of the two through the design of the osteotome unit and the osteotome unit; the bone drill with multiple functions integrated is realized; the spring is arranged between the motor shaft and the gear connecting shaft, so that the gear A and the gear B which are arranged on the gear connecting shaft can move up and down, and the length of the top column is set to enable the gear A to be meshed with the inner gear of the clamping plate or the gear B to be meshed with the inner gear mechanism to respectively drive the reciprocating motion of the osteotome unit and the rotation of the osteotome unit; thus realizing a driving mechanism which is matched with different output mechanisms to complete different works; the protective sleeve unit is arranged to prevent blood, flesh and bone residues from entering the machine, so that the internal structure of the machine is protected.
The technical scheme adopted by the invention is as follows: a multi-functional electric osteotome, comprising: the bone chisel device comprises an osteotome unit, a connecting mechanism, a driving unit and a positioning sleeve, wherein the positioning sleeve is fixedly arranged in a groove of the driving unit; the connecting mechanism is arranged in the positioning sleeve; the osteotome unit is slidably mounted in the connecting mechanism; the top column of the osteotome unit is contacted with the thrust bearing; the clamping groove is clamped in the clamping point;
the bone chisel unit comprises a bone chisel head, a top column, a clamping groove and a handle, wherein the side surface of the handle is provided with the clamping groove, and the rear end of the handle is provided with the top column; a bone chisel head is arranged at the front end of the handle;
the connecting mechanism comprises a moving block, an internal gear mechanism and a clamping plate internal gear, and the internal gear mechanism is rotatably arranged in the moving block; the snap-gauge inner gear is fixedly arranged below the moving block;
a latch is arranged in the moving block; a group of latch teeth are respectively arranged on the upper side and the lower side of the internal gear mechanism; internal teeth are arranged in the internal gear mechanism;
the driving unit comprises a handle, a driving motor, a clamping mechanism, a gear A and a gear B; the driving motor is fixedly arranged in the handle and is connected with the clamping mechanism, the gear A and the gear B through the connecting mechanism;
the positioning sleeve comprises an outer sleeve, a spring B, a clamping ring and a round hole, wherein the clamping ring is arranged below the outer sleeve, and the round hole is formed in the middle of the bottom of the outer sleeve; and the spring B is fixedly arranged in the outer sleeve.
Furthermore, the connecting mechanism comprises a motor shaft, a spring A and a gear connecting shaft, the gear connecting shaft is connected with the motor shaft in a sliding mode, the spring A is installed between the gear connecting shaft and the motor shaft and generates elastic force, and the spring A enables the gear connecting shaft to move upwards.
Further, the driving unit comprises a gear connecting shaft and a thrust bearing, and the thrust bearing is arranged at the upper end of the gear connecting shaft.
Furthermore, the connecting mechanism comprises a moving block and a clamping point, and the clamping point is arranged in a groove of the moving block.
Further, the protective sleeve unit is further included and plays a sealing role.
Further, the protective sheath unit comprises a sleeve, a mounting groove and a shrink film, the sleeve and the mounting groove are connected through the shrink film, and the shrink film has elasticity.
Further, the bone drilling device further comprises a bone drilling unit which is used for drilling or grinding the bone.
Further, the bone drill unit comprises a bone drill rod, a bone drill bit, a top column, a clamping groove and a handle, wherein the bottom end of the handle is provided with the top column, and the side surface of the handle is provided with the clamping groove; the front end of the handle is provided with a bone drill rod, and a bone drill bit is arranged on the bone drill rod.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) the bone drilling or grinding or repairing the surface of the bone or cleaning the necrotic bone is finished by switching the two units back and forth through the design of the osteotome unit and the bone drill unit; realizes the bone drill with multiple functions.
(2) The spring is arranged between the motor shaft and the gear connecting shaft, so that the gear A and the gear B which are arranged on the gear connecting shaft can move up and down, and the length of the top column is set to enable the gear A to be meshed with the inner gear of the clamping plate or the gear B to be meshed with the inner gear mechanism to respectively drive the reciprocating motion of the osteotome unit and the rotation of the osteotome unit; thus, a drive mechanism can be realized, which can be matched with different output mechanisms to complete different works.
(3) The protective sleeve unit is arranged to prevent blood, flesh and bone residues from entering the machine, so that the internal structure of the machine is protected.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic cross-sectional view showing the overall structure of the bone drill unit of the present invention.
Fig. 3 is a sectional view schematically showing the overall structure of the bone chisel unit according to the present invention.
Fig. 4 is a schematic structural view of the protective sheath unit of the present invention.
Fig. 5 is a schematic cross-sectional view of an osteotome unit of the present invention.
Fig. 6-7 are schematic structural views of the coupling mechanism of the present invention.
Fig. 8 is a partial enlarged structural view at a1 of fig. 2 according to the present invention.
Fig. 9-10 are schematic structural views of the driving unit of the present invention.
Fig. 11 is a schematic structural diagram of the locking mechanism of the present invention.
Fig. 12 is a schematic structural view of a bone drill unit according to the present invention.
Fig. 13-14 are schematic structural views of the positioning sleeve of the present invention.
Reference numerals: 1-protective sleeve unit, 2-osteotome unit, 3-connecting mechanism, 4-driving unit, 5-bone drill unit, 6-positioning sleeve, 101-sleeve, 102-mounting groove, 103-shrink film, 201-bone chisel head, 202-top column, 203-clamping groove, 204-handle, 301-moving block, 302-clamping point, 303-internal gear mechanism, 304-clamping plate internal gear, 3011-clamping tooth, 3031-internal gear upper tooth, 3032-internal tooth, 401-handle, 402-switch, 403-driving motor, 404-motor shaft, 405-spring A, 406-gear connecting shaft, 407-clamping mechanism, 408-gear A, 409-gear B, 410-thrust bearing, 4071-circular plate, 4072-clamping side plate, 4073-mounting hole, 501-bone drill rod, 502-bone drill bit, 601-outer sleeve, 602-spring B, 603-snap ring, 604-round hole.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Embodiments, as shown in fig. 1 to 14, a multifunctional electric osteotome includes: the bone chisel device comprises an osteotome unit 2, a connecting mechanism 3, a driving unit 4 and a positioning sleeve 6, wherein the positioning sleeve 6 is fixedly arranged in a groove of the driving unit 4; the connecting mechanism 3 is arranged in the positioning sleeve 6; the osteotome unit 2 is slidably mounted in the connecting mechanism 3; the top column 202 of the osteotome unit 2 is in contact with said thrust bearing 410; the card slot 203 is clamped in the card point 302; the osteotome unit 2 is used for bone resurfacing; the connecting mechanism 3 is used for fixing and driving the osteotome unit 2 and the osteotome unit 5 to work; the driving unit 4 is used for providing power; the positioning sleeve 6 plays a supporting role;
the osteotome unit 2 comprises an osteotome head 201, a top pillar 202, a clamping groove 203 and a handle 204, wherein the clamping groove 203 is arranged on the side surface of the handle 204, and the top pillar 202 is arranged at the rear end of the handle 204; a bone chisel head 201 is arranged at the front end of the handle 204; the osteotome unit 2 is used for bone resurfacing or for cleaning of necrotic bone;
the connecting mechanism 3 comprises a moving block 301, an internal gear mechanism 303 and a clamping plate internal gear 304, wherein the internal gear mechanism 303 is rotatably arranged in the moving block 301; the snap-gauge inner gear 304 is fixedly arranged below the moving block 301;
a latch 3011 is arranged in the moving block 301; a group of clamping teeth 3011 are respectively arranged on the upper side and the lower side of the internal gear mechanism 303; internal teeth 3032 are arranged inside the internal gear mechanism 303; the internal gear mechanism 303 rotates, the internal gear 3031 is driven by the rotation of the internal gear 3032, so as to drive the latch 3011, and further drive the moving block 301 to reciprocate up and down, so as to drive the osteotome unit 2 to reciprocate; the clamping plate inner gear 304 drives the moving block 301 to drive the bone drill unit 5 to rotate.
The driving unit 4 comprises a handle 401, a driving motor 403, a clamping mechanism 407, a gear A408 and a gear B409; the driving motor 403 is fixedly installed in the handle 401, and the driving motor 403 is connected with the locking mechanism 407, the gear a408 and the gear B409 through a connecting mechanism; the driving motor 403 is used for providing power;
specifically, the locking mechanism 407 is rotatably mounted on the gear connecting shaft 406, a clamping plate on the gear connecting shaft 406 is above a circular plate 4071 of the locking mechanism 407, the clamping plate on the gear connecting shaft 406 is in contact with the circular plate 4071, the locking mechanism 407 is slidably mounted in the outer sleeve 601, a spring B602 is fixedly connected with the lower end of the circular plate 4071, and the spring B602 enables the locking mechanism 407 to move upwards; the locking mechanism 407 cannot rotate;
the clamping mechanism 407 comprises a circular plate 4071, a clamping side plate 4072 and a mounting hole 4073, wherein the clamping side plate 4072 is arranged on the circular plate 4071, and the mounting hole 4073 is arranged in the middle of the circular plate 4071;
the positioning sleeve 6 comprises an outer sleeve 601, a spring B602, a clamping ring 603 and a round hole 604, wherein the clamping ring 603 is arranged below the outer sleeve 601, and the round hole 604 is arranged in the middle of the bottom of the outer sleeve 601; the spring B602 is fixedly arranged in the outer sleeve 601; the spring B602 generates an elastic force.
In an optional implementation manner of the embodiment of the present invention, except for the same components as those in the previous embodiment, the connection mechanism includes a motor shaft 404, a spring a405, and a gear connection shaft 406, the gear connection shaft 406 is slidably connected to the motor shaft 404, the spring a405 is installed between the gear connection shaft 406 and the motor shaft 404, the spring a405 generates an elastic force, and the spring a405 moves the gear connection shaft 406 upward; the motor shaft 404 transmits rotation to the gear connecting shaft 406; the motor shaft 404 and the gear connecting shaft 406 can not only transmit power, but also can be stretched to adjust the length; specifically, the gear a408 and the gear B409 are fixedly mounted on the locking mechanism 407, and the gear a408 and the gear B409 are driven to rotate by the gear connecting shaft 406.
In an alternative embodiment of the present invention, the driving unit 4 includes a gear connecting shaft 406 and a thrust bearing 410, except for the same components as those of the previous embodiment, and the thrust bearing 410 is installed at the upper end of the gear connecting shaft 406; specifically, a switch 402 is provided on the handle 401, and the switch 402 is used to control the opening and closing of the driving motor 403.
In an optional implementation manner of the embodiment of the present invention, except for the same components as those in the previous embodiment, the connecting mechanism 3 includes a moving block 301 and a fastening point 302, and the fastening point 302 is disposed in a groove of the moving block 301; the clamping point 302 is used for clamping the clamping groove 203 and thus the osteotome unit 2 or the osteotome unit 5.
In an optional implementation manner of the embodiment of the invention, besides the same parts as those in the previous embodiment, the embodiment of the invention further comprises a protective sleeve unit 1, wherein the protective sleeve unit 1 plays a role in sealing;
the protective sleeve unit 1 comprises a sleeve 101, a mounting groove 102 and a shrink film 103, wherein the sleeve 101 and the mounting groove 102 are connected through the shrink film 103, and the shrink film 103 has elasticity; the sleeve unit 1 is installed at the outer side of the connection mechanism 3 and the osteotome unit 5, and the osteotome unit 2 or the osteotome unit 5 passes through the installation groove 102; for preventing blood and bone dregs from entering the interior of the machine.
In an alternative embodiment of the invention, in addition to the same components as in the previous embodiment, a bone drill unit 5 is included, said bone drill unit 5 being used for drilling or grinding of bone.
The bone drill unit 5 comprises a bone drill rod 501, a bone drill head 502, a top column 202, a clamping groove 203 and a handle 204, wherein the top column 202 is arranged at the lower end of the handle 204, and the clamping groove 203 is arranged on the side surface of the handle 204; a bone drill rod 501 is arranged at the front end of the handle 204, and a bone drill bit 502 is arranged on the bone drill rod 501;
specifically, when the bone needs to be drilled or ground, the bone drill unit 5 needs to be installed, and since the length of the top column 202 of the bone drill unit 5 is greater than that of the top column 202 of the osteotome unit 2, when the clamping groove 203 is clamped into the clamping point 302 during installation, the top column 202 of the bone drill unit 5 contacts the handle 401 and pushes the gear connecting shaft 406 towards the handle 401, so that the gear a408 is meshed with the internal gear mechanism 303; the gear B409 leaves the inner gear mechanism 303, and meanwhile, the gear connecting shaft 406 drives the locking mechanism 407 to move towards the handle 401, so that the locking mechanism 407 leaves the side face of the moving block 301; at this time, the driving motor 403 drives the gear a408 to further drive the internal gear 304 of the clamping plate to drive the bone drill unit 5 to rotate;
specifically, when it is necessary to repair the surface of a bone or clean a necrotic bone, by removing the osteotome unit 5 and mounting the osteotome unit 2, the gear B409 and the internal gear mechanism 303 are engaged with each other under the elastic force of the spring a405 and the spring B602 because the top post 202 of the osteotome unit 2 is short; at this time, the locking mechanism 407 is clamped into the side surface of the moving block 301; because the moving block 301 cannot rotate, at this time, the moving block 301 cannot rotate and can only slide up and down, and the driving motor 403 drives the internal gear mechanism 303 to further drive the internal gear upper teeth 3031 to drive the latch 3011 to enable the moving block 301 to reciprocate up and down, so as to drive the osteotome unit 2 to reciprocate up and down to complete head surface repair or clean necrotic bones.
Claims (8)
1. A multi-functional electric osteotome, comprising: the bone chisel device comprises an osteotome unit (2), a connecting mechanism (3), a driving unit (4) and a positioning sleeve (6), wherein the positioning sleeve (6) is fixedly arranged in a groove of the driving unit (4); the connecting mechanism (3) is arranged in the positioning sleeve (6); the osteotome unit (2) is slidably mounted in the connecting mechanism (3); -said top post (202) of the osteotome unit (2) is in contact with said thrust bearing (410); the card slot (203) is clamped in the card point (302);
the osteotome unit (2) comprises an osteotome head (201), a top pillar (202), a clamping groove (203) and a handle (204), wherein the clamping groove (203) is arranged on the side surface of the handle (204), and the top pillar (202) is arranged at the rear end of the handle (204); a bone chisel head (201) is arranged at the front end of the handle (204);
the connecting mechanism (3) comprises a moving block (301), an internal gear mechanism (303) and a clamping plate internal gear (304), and the internal gear mechanism (303) is rotatably arranged in the moving block (301); the snap-gauge inner gear (304) is fixedly arranged below the moving block (301);
a latch (3011) is arranged in the moving block (301); a group of latch teeth (3011) are respectively arranged on the upper side and the lower side of the internal gear mechanism (303); internal teeth (3032) are arranged in the internal gear mechanism (303);
the driving unit (4) comprises a handle (401), a driving motor (403), a clamping mechanism (407), a gear A (408) and a gear B (409); the driving motor (403) is fixedly arranged in the handle (401), and the driving motor (403) is connected with the clamping mechanism (407), the gear A (408) and the gear B (409) through a connecting mechanism;
the positioning sleeve (6) comprises an outer sleeve (601), a spring B (602), a clamping ring (603) and a round hole (604), wherein the clamping ring (603) is arranged below the outer sleeve (601), and the round hole (604) is arranged in the middle of the bottom of the outer sleeve (601); and the spring B (602) is fixedly arranged in the outer sleeve (601).
2. The multi-functional electric osteotome of claim 1, wherein said coupling mechanism comprises a motor shaft (404), a spring a (405), a geared coupling shaft (406), said geared coupling shaft (406) being slidably coupled to the motor shaft (404), the spring a (405) being mounted intermediate the geared coupling shaft (406) and the motor shaft (404), the spring a (405) generating a spring force, the spring a (405) moving the geared coupling shaft (406) upward.
3. The multi-functional electric osteotome according to claim 1, wherein said drive unit (4) comprises a geared connection shaft (406) and a thrust bearing (410), said thrust bearing (410) being mounted on the upper end of said geared connection shaft (406).
4. The multifunctional electric osteotome according to claim 1, characterised in that said connection means (3) comprise a mobile block (301) and a stop (302), the stop (302) being provided inside a groove of the mobile block (301).
5. A multifunctional electric osteotome according to claim 1, further comprising a protective sheath unit (1), the protective sheath unit (1) acting as a seal.
6. The multifunctional electric osteotome according to claim 5, wherein said protective sheath unit (1) comprises a sleeve (101), a mounting groove (102), a shrink film (103), said sleeve (101) and mounting groove (102) being connected by means of the shrink film (103), the shrink film (103) being elastic.
7. A multifunctional electric osteotome according to claim 1, further comprising a bone drilling unit (5), said bone drilling unit (5) being adapted for bone drilling or grinding.
8. The multifunctional electric osteotome according to claim 7, wherein said bone drill unit (5) comprises a bone drill rod (501), a bone drill head (502), a top column (202), a clamping groove (203) and a handle (204), wherein the bottom end of the handle (204) is provided with the top column (202), and the side surface of the handle (204) is provided with the clamping groove (203); the front end of the handle (204) is provided with a bone drill rod (501), and a bone drill bit (502) is arranged on the bone drill rod (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544473.3A CN111643152A (en) | 2020-06-16 | 2020-06-16 | Multifunctional electric osteotome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544473.3A CN111643152A (en) | 2020-06-16 | 2020-06-16 | Multifunctional electric osteotome |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111643152A true CN111643152A (en) | 2020-09-11 |
Family
ID=72347078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010544473.3A Withdrawn CN111643152A (en) | 2020-06-16 | 2020-06-16 | Multifunctional electric osteotome |
Country Status (1)
| Country | Link |
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| CN (1) | CN111643152A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114711886A (en) * | 2022-04-15 | 2022-07-08 | 江苏邦士医疗科技有限公司 | Medical power system osteotome |
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| CN2185569Y (en) * | 1993-11-29 | 1994-12-21 | 张利剑 | Medical strait handle electric bone saw and bone drill |
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| CN103692397A (en) * | 2012-09-27 | 2014-04-02 | 松下电器产业株式会社 | Power tool |
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| CN107053061A (en) * | 2017-01-24 | 2017-08-18 | 国网山东省电力公司德州市陵城区供电公司 | Electric wrench determines torque force device |
| CN107150314A (en) * | 2016-03-03 | 2017-09-12 | 株式会社牧田 | Hammer drill |
| TW201737867A (en) * | 2016-04-29 | 2017-11-01 | 財團法人金屬工業研究發展中心 | Surgical instrument having a localizer to be positioned and tracked |
| CN210577499U (en) * | 2019-08-07 | 2020-05-19 | 天津凌科电子有限公司 | Automatic fixing device of transmission cable |
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2020
- 2020-06-16 CN CN202010544473.3A patent/CN111643152A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2185569Y (en) * | 1993-11-29 | 1994-12-21 | 张利剑 | Medical strait handle electric bone saw and bone drill |
| CN2369637Y (en) * | 1999-01-28 | 2000-03-22 | 王德禄 | Multifunction electric surgical device for orthopedic department |
| JP2001088052A (en) * | 1999-09-24 | 2001-04-03 | Makita Corp | Rotary tool with impact mechanism |
| US20050173139A1 (en) * | 2004-02-10 | 2005-08-11 | Makita Corporation | Impact driver |
| CN1765590A (en) * | 2004-10-28 | 2006-05-03 | 株式会社牧田 | Electric tool |
| CN1792562A (en) * | 2004-12-23 | 2006-06-28 | 百得有限公司 | Cooling mechanism for a power tool |
| CN103692397A (en) * | 2012-09-27 | 2014-04-02 | 松下电器产业株式会社 | Power tool |
| CN107150314A (en) * | 2016-03-03 | 2017-09-12 | 株式会社牧田 | Hammer drill |
| TW201737867A (en) * | 2016-04-29 | 2017-11-01 | 財團法人金屬工業研究發展中心 | Surgical instrument having a localizer to be positioned and tracked |
| CN206145015U (en) * | 2016-10-28 | 2017-05-03 | 奇精机械股份有限公司 | Washing machine clutch of separation and reunion switching mechanism and applied this mechanism for washing machine |
| CN107053061A (en) * | 2017-01-24 | 2017-08-18 | 国网山东省电力公司德州市陵城区供电公司 | Electric wrench determines torque force device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114711886A (en) * | 2022-04-15 | 2022-07-08 | 江苏邦士医疗科技有限公司 | Medical power system osteotome |
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Application publication date: 20200911 |