CN114601626A - Medical polishing device - Google Patents
Medical polishing device Download PDFInfo
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- CN114601626A CN114601626A CN202210193872.9A CN202210193872A CN114601626A CN 114601626 A CN114601626 A CN 114601626A CN 202210193872 A CN202210193872 A CN 202210193872A CN 114601626 A CN114601626 A CN 114601626A
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- polishing head
- moving assembly
- driving
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- 238000005498 polishing Methods 0.000 title claims abstract description 110
- 230000002093 peripheral effect Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 31
- 238000003825 pressing Methods 0.000 claims description 29
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000004146 energy storage Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 6
- 238000001356 surgical procedure Methods 0.000 abstract description 5
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 230000002980 postoperative effect Effects 0.000 abstract 1
- 210000003128 head Anatomy 0.000 description 68
- 230000001105 regulatory effect Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 5
- 210000001508 eye Anatomy 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 208000028006 Corneal injury Diseases 0.000 description 3
- 210000004087 cornea Anatomy 0.000 description 3
- 201000002154 Pterygium Diseases 0.000 description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 210000000795 conjunctiva Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001575 pathological effect Effects 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 208000018380 Chemical injury Diseases 0.000 description 1
- 206010017012 Foreign body in eye Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010064996 Ulcerative keratitis Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 201000007717 corneal ulcer Diseases 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 210000002889 endothelial cell Anatomy 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 210000002919 epithelial cell Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000003786 sclera Anatomy 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
- A61F9/007—Methods or devices for eye surgery
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- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Heart & Thoracic Surgery (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The invention discloses a medical polishing device, which comprises: a polishing head; the shell is columnar, and an annular mounting groove is formed in the outer peripheral wall of the shell; fixture, fixture is including removing the subassembly, the holder, be used for providing the elasticity abutting part of pressure and rotationally the cover establish on cyclic annular mounting groove and be used for driving the knob that removes the subassembly to removing the subassembly, it sets up in the inner chamber of casing and can follow the axial displacement of inner chamber to remove the subassembly, the holder supports and leans on the one end of removing the subassembly and has the burnishing head installation cavity of opening under the squeezing action that removes the subassembly, burnishing head detachably sets up in the burnishing head installation cavity, this medical burnishing device can avoid the operational risk of traditional ophthalmic surgery medical instrument's bringing, postoperative recurrence rate has effectively been reduced, and the dismouting is simple and convenient, can increase substantially operation efficiency.
Description
Technical Field
The invention relates to the technical field of medical instruments for ophthalmic surgery, in particular to a medical polishing device.
Background
The cornea is a transparent tissue located on the front wall of the eyeball, is composed of a corneal epithelial cell layer, a front elastic layer, a matrix layer, a rear elastic layer and an endothelial cell layer, is an important refractive structure of the eye, and has the function of protecting the eyeball. Since the cornea is in direct contact with the outside, it is vulnerable to infection, mechanical or chemical injuries such as corneal trauma, rust ring caused by corneal foreign body, corneal ulcer, corneal zonal degeneration, pterygium, and the like. Instruments such as an ophthalmic needle head and an ophthalmic knife which are generally used in the clinical treatment process are used for removing foreign matters, cutting tissues or scraping off the tissues, the risk of corneal injury is high due to the fact that the instruments are sharp, the surface smoothness and the flatness of the cornea are difficult to guarantee, and after operation, adverse consequences such as corneal scars and corneal unevenness are easy to cause, so that the visual function of a patient is influenced.
Disclosure of Invention
The invention aims to provide a medical polishing device which can avoid operation risks brought by traditional medical instruments for ophthalmic surgery, effectively reduce the recurrence rate after surgery, is simple and convenient to operate and can greatly improve the surgery efficiency.
In order to achieve the above object, the present invention provides a medical polishing apparatus comprising:
a polishing head;
the shell is columnar, and an annular mounting groove is formed in the outer peripheral wall of the shell;
the clamping mechanism comprises a moving assembly, a clamping piece, an elastic pressing piece and a knob, wherein the elastic pressing piece is used for providing pressing force for the moving assembly, the knob is rotatably sleeved on the annular mounting groove and used for driving the moving assembly, the moving assembly is arranged in an inner cavity of the shell and can move along the axial direction of the inner cavity, the clamping piece is abutted against one end of the moving assembly and is provided with a polishing head mounting cavity which is opened under the extrusion action of the moving assembly, and the polishing head is detachably arranged in the polishing head mounting cavity.
In the embodiment of the invention, the bottom wall of the annular mounting groove is provided with an arc-shaped hole, the inner peripheral wall of the knob is provided with an arc-shaped groove along the axial direction of the knob, the moving assembly comprises a ball and a pushing and pressing piece, the outer peripheral wall of the pushing and pressing piece is provided with an annular groove, one side of the ball is abutted against the annular groove, and the other side of the ball penetrates through the arc-shaped hole and is abutted against the arc-shaped groove.
In the embodiment of the invention, the starting end of the arc-shaped hole is provided with a limiting structure for limiting the random movement of the ball.
In an embodiment of the present invention, the medical polishing apparatus further includes a driving member for driving the polishing head to rotate, and a transmission assembly, one end of the transmission assembly is in driving connection with the driving member, and the other end of the transmission assembly is tightly connected with the holding member.
In an embodiment of the invention, the transmission assembly comprises a connecting shaft and a transmission rod, the connecting shaft is in driving connection with the driving part, one end of the transmission rod is connected with the connecting shaft, the other end of the transmission rod is provided with a clamping piece installation cavity, and the clamping piece is arranged in the clamping piece installation cavity.
In an embodiment of the present invention, the medical polishing apparatus further comprises an energy storage member removably disposed in the inner chamber and electrically connected to the driving member.
In an embodiment of the invention, the medical polishing device further comprises a speed regulating button in signal connection with the driving member.
In an embodiment of the present invention, the polishing head includes a polishing rod and a grinding head disposed at one end of the polishing rod, and the grinding head has a shape of a disk, a sphere, an ellipsoid, or a frustum.
In an embodiment of the invention, the clamping member is of a three-petal spring structure.
In the embodiment of the invention, the outer wall of the shell is provided with an anti-slip layer.
Through the technical scheme, the polishing head, the shell and the clamping mechanism are arranged, the clamping mechanism comprises the moving assembly, the clamping piece, the elastic pressing piece and the knob, the moving assembly is arranged in the inner cavity of the shell and can move along the axial direction of the inner cavity, the clamping piece is pressed against one end of the moving assembly and is provided with the polishing head mounting cavity which is opened under the extrusion action of the moving assembly, the polishing head is detachably arranged in the polishing head mounting cavity, the use is simple and convenient, the polishing head can be rapidly disassembled and assembled, and the work efficiency of doctors is improved.
Drawings
FIG. 1 is a schematic view (in cross-section) of a medical polishing apparatus in an embodiment of the present invention from a first perspective;
FIG. 2 is a schematic view of a second perspective of a medical polishing apparatus in accordance with an embodiment of the present invention;
FIG. 3 is a schematic view of a third perspective of a medical polishing apparatus in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of a fourth perspective of a medical polishing apparatus in an embodiment of the present invention;
FIG. 5 is a schematic view of a fifth perspective of a medical polishing apparatus in an embodiment of the present invention;
FIG. 6 is a schematic view of a knob structure according to an embodiment of the present invention;
fig. 7 is a schematic view of the shape of a grinding head in an embodiment of the invention.
Description of the reference numerals
1 polishing head 101 polishing rod
102 grinding head 2 shell
201 annular mounting groove 202 arc hole
2021 Limit structure 3 clamping mechanism
301 moving assembly 3011 ball
3012 pusher 3013 annular groove
3014 the sliding ring part 3015 pressing part
302 clamp 303 knob
3031 the arcuate groove 304 elastic pressing part
4 driving piece 5 transmission assembly
501 connecting shaft 502 driving rod
5021 clamping piece installation cavity 6 energy storage piece
7 speed regulating button 8 end cover
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The embodiment of the invention provides a novel medical polishing device, as shown in fig. 1-7, the medical polishing device comprises a polishing head 1, a shell 2 and a clamping mechanism 3, wherein the polishing head 1 is used for scraping residual conjunctiva tissues on the surface of the corneosclera after the ophthalmologic operation of a patient, so that the corneosclera surface is kept clean and flat; the shell 2 is columnar, and an annular mounting groove 201 is formed on the outer peripheral wall of the shell 2; the clamping mechanism 3 comprises a moving assembly 301, a clamping piece 302, an elastic abutting piece 304 for providing abutting force to the moving assembly 301 and a knob 303 which is rotatably sleeved on the annular mounting groove 201 and is used for driving the moving assembly 301, the moving assembly 301 is arranged in the inner cavity of the shell 2 and can move along the axial direction of the inner cavity, the clamping piece 302 abuts against one end of the moving assembly 301 and is provided with a polishing head mounting cavity which is opened under the extrusion action of the moving assembly 301, one end of the elastic abutting piece 304 abuts against the inner cavity of the shell 2, and the other end abuts against one end of the moving assembly 301, which is far away from the polishing head mounting cavity, and is used for enabling the polishing head mounting cavity to be continuously in an opening state; the polishing head 1 is detachably arranged in the polishing head mounting cavity, that is, after the doctor rotates the knob 303 in the first preset direction, the moving assembly 301 is driven by the knob 303 to move in the direction of the clamping member 302 and press the clamping member 302, the clamping member 302 opens the polishing head mounting cavity under the pressing action of the moving assembly 301, and after the polishing head mounting cavity is opened to a certain extent, the polishing head 1 can be placed in the polishing head mounting cavity, or the polishing head 1 is taken out from the polishing head mounting cavity to be detached or replaced. When the polishing head 1 is mounted, dismounted or replaced, the knob 303 is rotated in a second preset direction (the second preset direction is opposite to the first preset direction), so that the polishing head mounting cavity is closed, and the polishing head 1 is tightly clamped by the clamping piece 302, so that a doctor can perform an eye operation on a patient by using the medical polishing device. The medical polishing device provided in the embodiment has a simple structure, and can be used for rapidly installing, disassembling or replacing the polishing head 1 according to actual requirements.
In one embodiment of the present invention, an arc hole 202 is formed in a bottom wall of the annular mounting groove 201, an arc groove 3031 (shown in fig. 6) is formed in an inner circumferential wall of the knob 303 along an axial direction of the knob 303, the moving assembly 301 includes a ball 3011 and a pushing component 3012, an annular groove 3013 is formed in an outer circumferential wall of the pushing component 3012, one side of the ball 3011 abuts against the annular groove 3013, and the other side of the ball 3011 passes through the arc hole 202 and abuts against the arc groove 3031. Specifically, as shown in fig. 3, the starting end and the terminating end of the arc-shaped hole 202 in this embodiment are located at different axial positions on the bottom wall of the annular mounting groove 201, and the terminating end is closer to the position of the clamping member 302, and the annular groove 3013 is an annular wedge-shaped groove, therefore, when the knob 303 is rotated, the knob 303 can apply force to the ball 3011 to move the ball 3011 along the radian of the arc-shaped hole 202, and when the ball 3011 moves, the moving assembly 301 can be driven to move along the axial direction of the inner cavity of the housing 2 (i.e., the above structure can convert the rotation motion of the knob 303 into the movement motion of the moving assembly 301), so that the moving assembly 301 moves towards the direction of the clamping member 302 to further squeeze the clamping member 302.
In an embodiment of the invention, as shown in fig. 3, a limiting structure 2021 for limiting the ball 3011 to move arbitrarily is formed at the starting end of the arc-shaped hole 202, and is used to clamp the ball 3011, so as to avoid that the ball 3011 moves along the arc-shaped hole 202 after accidentally touching the knob 303, and further cause the polishing head mounting cavity to open accidentally, and the polishing head 1 falls off from the polishing head mounting cavity accidentally, and this limiting structure 2021 further improves the safety of the medical polishing apparatus.
In one embodiment of the present invention, the medical polishing apparatus further comprises a driving member 4 for driving the polishing head 1 to rotate, and a transmission assembly 5, wherein one end of the transmission assembly 5 is in driving connection with the driving member 4, and the other end of the transmission assembly 5 is tightly connected with the clamping member 302. Specifically, the driving member 4 in this embodiment is a low-speed torque motor, which can provide a suitable torque, and can brake in time when encountering resistance, thereby effectively preventing eye tissue from being damaged when the operation is not proper; the transmission assembly 5 can transmit the power generated by the rotation of the low-speed torque motor to the clamping member 302, so that the clamping member 302 can drive the polishing head 1 clamped by the clamping member to rotate, and a doctor can scrape residual conjunctiva tissue on the sclera surface of the eye of the patient by using the rotating polishing head 1.
In one embodiment of the present invention, the transmission assembly 5 comprises a connecting shaft 501 and a transmission rod 502, the connecting shaft 501 is in driving connection with the driving member 4, one end of the transmission rod 502 is connected with the connecting shaft 501, the other end of the transmission rod 502 is formed with a clamp mounting cavity 5021, and the clamp 302 is disposed in the clamp mounting cavity 5021. Specifically, the first end of the connecting shaft 501 is in driving connection with the output end of the low-rotation-speed torque motor, the second end of the connecting shaft 501 is in tight connection with the first end of the transmission rod 502, the second end of the transmission rod 502 is formed as a clamping piece mounting cavity 5021 for mounting the clamping piece 302, the clamping piece 302 is mounted in the clamping piece mounting cavity 5021, when the low-rotation-speed torque motor rotates, the output end of the low-rotation-speed torque motor simultaneously drives the connecting shaft 501 and the transmission rod 502 to rotate, and then drives the clamping piece 302 and the polishing head 1 clamped by the clamping piece 302 to rotate.
Further, in an embodiment of the present invention, the pushing component 3012 includes a sliding ring portion 3014 and a pressing component portion 3015, the wedge-shaped groove is formed on the outer peripheral wall of the sliding ring portion 3014, one end face of the sliding ring portion 3014 abuts against one end of the pressing component portion 3015, the other end of the pressing component portion 3015 abuts against the clamping component 302, that is, after the knob 303 pushes the ball 3011 to move, the ball 3011 transmits the force to the sliding ring portion 3014, and the sliding ring portion 3014 transmits the force to the clamping component 302 through the pressing component portion 3015 to make it open the polishing head mounting cavity; the pressing part 3015 comprises a first semicircular part, a second semicircular part and a flat plate, a flat plate mounting hole communicated with the clamping part mounting cavity 5021 is further formed in the transmission shaft, the flat plate is inserted into the flat plate mounting hole and protrudes out of the outer peripheral wall of the transmission shaft, the first semicircular part and the second semicircular part are clamped on the outer peripheral wall of the transmission shaft and are fixedly connected with the portion, protruding out of the outer peripheral wall of the transmission shaft, of the flat plate, and the sliding ring part 3014 abuts against one end, far away from the clamping part 302, of the first semicircular part and the second semicircular part, so that when the sliding ring part 3014 applies thrust to the first semicircular part and the second semicircular part, the flat plate fixed together with the first semicircular part and the second semicircular part can apply thrust to the clamping part 302, and the polishing head mounting cavity is opened by the clamping part 302 under the extrusion effect.
In an embodiment of the present invention, since the stopping structure 2021 for limiting the backward movement of the ball 3011 is not disposed at the terminating end of the arc-shaped hole 202 in this embodiment, the elastic pressing member 304 is disposed to always apply a pressing force to the moving assembly 301 after the polishing head mounting cavity is opened, so as to avoid the polishing head mounting cavity being accidentally closed when the polishing head 1 is mounted. Specifically, the elastic pressing piece 304 is a spring sleeved on the outer side of the transmission shaft, a spring pressing end face is formed in the inner cavity of the housing 2, one end of the spring abuts against the spring pressing end face, the other end of the spring abuts against the end face of one side of the sliding ring part 3014 far away from the pressing piece part 3015, and when the polishing head installation cavity is closed, the spring is in a compressed state; when the polishing head mounting chamber is open, the spring is in an extended state and applies an urging force to the slip ring portion 3014.
In one embodiment of the present invention, the medical polishing apparatus further comprises an energy storage member 6 removably disposed in the lumen and electrically connected to the drive member 4. Specifically, the energy storage element 6 in this embodiment is a battery pack, which may be a rechargeable battery or a non-rechargeable battery, and is used for providing electric energy for the driving function of the driving element 4, and when the electric energy in the battery pack is consumed, the battery pack can be taken out from the inner cavity of the housing 2 for replacement.
In one embodiment of the invention, the medical polishing device further comprises a speed control button 7 in signal connection with the drive member 4. Specifically, the speed regulating button 7 is arranged on the shell 2 in a pressing mode, a speed regulating integrated circuit board is arranged on the speed regulating button 7, the speed regulating integrated circuit board is electrically connected with the energy storage part 6 and is in signal connection with the driving part 4, and the rotating speed of the low-rotating-speed torque motor can be regulated to different levels by the speed regulating integrated circuit board when the speed regulating button 7 is pressed for different times (such as 1 time, 2 times or 3 times) according to clinical requirements, so that the medical polishing device has a multi-level speed regulating function, various symptoms are treated, and the clinical application range is expanded. After the speed of the polishing head 1 is adjusted, a doctor can enable the polishing head 1 with proper rotating speed to be close to the ocular surface of a patient to polish or remove pathological tissues; further, the polishing head 1 can stop rotating by pressing the speed regulating button 7 for a long time after the pathological tissue is polished or removed.
In one embodiment of the present invention, the polishing head 1 includes a polishing rod 101 and a grinding head 102 disposed at one end of the polishing rod 101, the material of the grinding head 102 includes at least one of a diamond grinding head or a tungsten steel grinding head; as shown in fig. 7, the shape of the grinding head 102 is a disk, a sphere, an ellipsoid or a frustum, and the polishing heads 1 of the above-mentioned various shapes can be adapted to deal with different clinical needs such as pterygium and foreign matter; the length range of the polishing head 1 is 20 mm-30 mm; the abrasive tip 102 may have a physical dimension of 0.5mm, 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, or 5.0mm, depending on the function. Further, the polishing head 1 in this embodiment is a disposable consumable, and may be supplied aseptically or non-aseptically.
In one embodiment of the invention, the outer wall of the housing 2 is provided with a non-slip layer (not shown). Specifically, in the present embodiment, the size of the housing 2 is 150mm in length and 20mm in diameter, and the material of the housing 2 includes at least one of stainless steel, aluminum alloy and engineering plastic; set up the decorative pattern on the outer wall of casing 2, or carry out dull polish to the outer wall of casing 2 and handle, multiplicable casing 2's anti-skidding effect makes things convenient for the doctor to grasp when medical treatment is operated. In addition, the medical polishing apparatus in this embodiment further includes an end cap 8 that covers the front end of the housing 2 and protects the polishing head 1.
In one embodiment of the present invention, the retaining member 302 is a three-leaf spring structure. Specifically, the three-petal spring structure (not shown in the figure) includes an outer cylinder, an elastic member, a movable circular plate, and a plurality of clamping jaws (in this embodiment, the number of the clamping jaws is three), the outer cylinder is disposed in the clamping member mounting cavity 5021, the movable circular plate is disposed inside the outer cylinder in an axially movable manner along the outer cylinder, the elastic member is a spring, one end of the spring abuts against a flat plate of the pressing member 3015, one end of the spring abuts against one side of the movable circular plate, the plurality of clamping jaws are disposed on the other side of the movable circular plate at regular intervals along the circumferential direction of the movable circular plate and form a certain inclination angle with the movable circular plate, and the plurality of clamping jaws are rotatably connected with the movable circular plate through torsion springs. When the pressing part 3015 applies a certain force to the elastic part, the elastic part pushes the movable circular plate and the plurality of clamping jaws connected together with the movable circular plate to move, after the movable circular plate and the clamping jaws move for a certain distance, the plurality of clamping jaws are outwards opened along the setting direction, and at the moment, the polishing head mounting cavity is opened; furthermore, the inner peripheral wall of the outer cylinder body is provided with a clamping convex structure, when the polishing head installation cavity is not opened, the movable circular plate is located on the first side of the clamping convex structure, namely the movable circular plate is located between the flat plate piece and the clamping convex structure, the clamping convex structure can clamp that the movable circular plate accidentally moves towards the direction far away from one side of the flat plate piece and accidentally opens the polishing head installation cavity, and when the polishing head installation cavity needs to be opened, the elastic piece pushes the movable circular plate to the second side of the clamping convex structure.
The invention provides a medical polishing device which is provided with a polishing head, a shell and a clamping mechanism, wherein the clamping mechanism comprises a moving assembly, a clamping piece, an elastic pressing piece and a knob, the moving assembly is arranged in an inner cavity of the shell and can move along the axial direction of the inner cavity, the clamping piece is pressed against one end of the moving assembly and is provided with a polishing head mounting cavity which is opened under the extrusion action of the moving assembly, and the polishing head is detachably arranged in the polishing head mounting cavity.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including any suitable combination of specific features, and in order to avoid unnecessary repetition, the invention will not be described in detail in relation to the various possible combinations. Such simple modifications and combinations should also be considered as disclosed in the present invention, and all such modifications and combinations are intended to be included within the scope of the present invention.
In the present invention, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being permanently connected, detachably connected, or integral; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments within the scope of the present invention.
Claims (10)
1. A medical polishing apparatus, characterized in that it comprises:
a polishing head (1);
the shell (2) is columnar, and an annular mounting groove (201) is formed in the outer peripheral wall of the shell (2);
the clamping mechanism (3) comprises a moving assembly (301), a clamping piece (302), an elastic pressing piece (304) used for providing pressing force for the moving assembly (301) and a knob (303) which is rotatably sleeved on the annular mounting groove (201) and used for driving the moving assembly (301), the moving assembly (301) is arranged in an inner cavity of the shell (2) and can move along the axial direction of the inner cavity, the clamping piece (302) abuts against one end of the moving assembly (301) and is provided with a polishing head mounting cavity which is opened under the extrusion effect of the moving assembly (301), and the polishing head (1) is detachably arranged in the polishing head mounting cavity.
2. The medical polishing device according to claim 1, wherein an arc-shaped hole (202) is formed in the bottom wall of the annular mounting groove (201), an arc-shaped groove (3031) is formed in the inner peripheral wall of the knob (303) along the axial direction of the knob (303), the moving assembly (301) comprises a ball (3011) and a pushing and pressing piece (3012), an annular groove (3013) is formed in the outer peripheral wall of the pushing and pressing piece (3012), one side of the ball (3011) abuts against the annular groove (3013), and the other side of the ball (3011) penetrates through the arc-shaped hole (202) and abuts against the arc-shaped groove (3031).
3. The medical polishing device as set forth in claim 2, wherein the starting end of the arc-shaped hole (202) is formed with a stopper structure (2021) for restricting the ball (3011) from moving arbitrarily.
4. The medical polishing device according to claim 1, further comprising a driving member (4) for driving the polishing head (1) to rotate and a transmission assembly (5), wherein one end of the transmission assembly (5) is in driving connection with the driving member (4), and the other end of the transmission assembly (5) is tightly connected with the clamping member (302).
5. The medical polishing device according to claim 4, wherein the transmission assembly (5) comprises a connecting shaft (501) and a transmission rod (502), the connecting shaft (501) is in driving connection with the driving member (4), one end of the transmission rod (502) is connected with the connecting shaft (501), the other end of the transmission rod (502) is formed with a clamp mounting cavity (5021), and the clamp (302) is arranged in the clamp mounting cavity (5021).
6. The medical polishing device according to claim 4, further comprising an energy storage member (6) detachably disposed in the inner cavity and electrically connected to the driving member (4).
7. The medical polishing device according to claim 4, characterized in that it further comprises a speed-regulating button (7) in signal connection with the drive member (4).
8. The medical polishing apparatus according to claim 1, wherein the polishing head (1) comprises a polishing rod (101) and a polishing head (102) provided at one end of the polishing rod (101), the polishing head (102) having a shape of a disk, a sphere, an ellipsoid or a frustum.
9. The medical polishing device according to claim 1, wherein the holding member (302) has a three-petal spring structure.
10. The medical polishing device according to any one of claims 1 to 9, wherein the outer wall of the housing (2) is provided with a slip-resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193872.9A CN114601626B (en) | 2022-03-01 | 2022-03-01 | Medical polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193872.9A CN114601626B (en) | 2022-03-01 | 2022-03-01 | Medical polishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114601626A true CN114601626A (en) | 2022-06-10 |
| CN114601626B CN114601626B (en) | 2024-01-30 |
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ID=81859435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210193872.9A Active CN114601626B (en) | 2022-03-01 | 2022-03-01 | Medical polishing device |
Country Status (1)
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| CN (1) | CN114601626B (en) |
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| CN115070612A (en) * | 2022-07-12 | 2022-09-20 | 深圳市加逸科技有限公司 | Take polisher quick-operation joint of pressure release adjustment structure |
| CN115179172A (en) * | 2022-07-28 | 2022-10-14 | 金华骏红智能科技有限公司 | Metal container polishing equipment |
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| CN114601626B (en) | 2024-01-30 |
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