CN219306854U - Trephine for treating keloid - Google Patents
Trephine for treating keloid Download PDFInfo
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- CN219306854U CN219306854U CN202320756218.4U CN202320756218U CN219306854U CN 219306854 U CN219306854 U CN 219306854U CN 202320756218 U CN202320756218 U CN 202320756218U CN 219306854 U CN219306854 U CN 219306854U
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- trephine
- connecting piece
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- keloids
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Abstract
A trephine for treating keloids, comprising a holding rod; the trephine body is provided with a cutting edge at one end; the connecting piece is provided with a discharge hole penetrating through the connecting piece, one end of the connecting piece is connected with the trephine body, the discharge hole is communicated with the cutting edge, and the other end of the connecting piece is detachably connected with the holding rod; in addition, the opposite both sides face of connecting piece is equipped with the connection arch, and the adjacent side of connection arch is equipped with the spread groove, and the connection arch of a connecting piece can be with the spread groove detachable connection of another connecting piece, but this trephine through setting up interconnect's connecting piece for doctor can select the quantity of required blade according to patient scar tissue's area, thereby reduces the time of required treatment, improves the efficiency of operation, and this trephine simple structure, the simple operation is fit for extensive popularization and application.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a trephine for treating keloid.
Background
Skin trephination is a simple, economical and safe operation method with little trauma and few complications, and is clinically and conventionally applied to diagnosis, treatment and cosmetology of skin lesions.
For example, the patent number of China '202221725124.2', the patent name of which is a trephine for scar tissue or skin tissue minimally invasive surgery, describes that 'a connecting part and a handle part are arranged on one side of a drill bit', the connecting part comprises a transition section and a stain blocking part which are integrally arranged, a drain hole is formed on the periphery of the stain blocking part, a cavity is formed in the transition section, the cavity is communicated with the drain hole, the drill bit comprises a cutting edge, the cutting edge is fixed with the transition section, and an inner cavity is formed in the cutting edge. According to the utility model, the drill bit is arranged, the connecting part and the handle part are connected at one side of the drill bit, the handle part is used for connecting the operation power system, the connecting part and the drill bit are controlled to perform operation, the inner cavity of the drill bit is communicated with the cavity of the transition section of the connecting part, and the cavity of the transition section is communicated with the overflow hole, so that during operation, the overflow can be sequentially discharged through the inner cavity, the cavity and the overflow hole, further the operation is continuously performed, and the operation overflow does not pollute the handle part.
Although the trephine for the scar tissue or skin tissue minimally invasive surgery has more advantages, the trephine is limited in structure, and has problems, such as long treatment time and low efficiency when the scar with larger area is treated by using a single trephine at present.
Disclosure of Invention
(one) solving the technical problems
In order to solve the problems, the utility model provides a trephine for treating keloid, which can improve the treatment efficiency and reduce the operation time.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a trephine for treating keloids, comprising a holding rod; the trephine body is provided with a cutting edge at one end; the connecting piece is provided with a discharge hole penetrating through the connecting piece, one end of the connecting piece is connected with the trephine body, the discharge hole is communicated with the cutting edge, and the other end of the connecting piece is detachably connected with the holding rod; in addition, the opposite two side surfaces of the connecting piece are provided with connecting bulges, one side surface adjacent to the connecting bulge is provided with a connecting groove, and the connecting bulge of one connecting piece can be detachably connected with the connecting groove of the other connecting piece.
Preferably, the connecting projections are of spherical design and the connecting grooves are correspondingly spherical.
Preferably, the size of the connecting protrusion is between 1/2 sphere and 2/3 sphere, and the size of the connecting groove is corresponding to the size of the connecting protrusion.
Preferably, one side surface of the connecting piece is provided with three connecting bulges, the three connecting bulges are arranged in a triangular mode, and the connecting grooves are arranged corresponding to the number and the positions of the connecting bulges.
Preferably, the side surfaces of the connecting pieces are plane, and when the connecting protrusions are matched with the connecting grooves, the side surfaces of the mutually matched connecting pieces are mutually attached.
Preferably, the holding rod is provided with external threads, and the connecting piece is provided with a threaded hole matched with the external threads.
Preferably, the trephine further comprises a rubber sleeve, wherein the rubber sleeve is provided with anti-slip textures, and the rubber sleeve is fixedly sleeved on the holding rod.
(III) beneficial effects
Compared with the prior art, the trephine for treating keloids is used in the following way, when treating the scar with smaller area, the connecting piece is used alone, doctor is through holding the pole of holding, excision of scar tissue is realized through the blade and can be discharged through the relief hole, realize the clearance of small area scar, when treating the scar with great area, the connecting piece that will be connected with the pole of holding is connected with the connecting piece that is not connected with the pole of holding, namely the connecting bulge of one connecting piece cooperates with the spread groove of another connecting piece, make and connect fixedly between a plurality of connecting pieces, at this moment, doctor's accessible holds the pole, utilize a plurality of blade to clear away scar tissue simultaneously, realize the clearance of large area scar, in general, this trephine is through setting up interconnect's connecting piece, make doctor can select the quantity of required blade according to patient scar tissue, thereby reduce the time of required treatment, improve the efficiency of operation, this trephine is simple in structure, and is convenient for large-scale popularization and application.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and together with the embodiments of the utility model and do not constitute a limitation to the utility model, and in which:
FIG. 1 shows a schematic overall structure of an embodiment of the present utility model;
FIG. 2 shows a schematic diagram of a combined state of an embodiment of the present utility model;
fig. 3 shows a partial part cross-sectional view of an embodiment of the utility model.
In the figure: the hand-held rod 10, the trephine body 11, the connecting piece 12, the connecting bulge 13, the rubber sleeve 14, the cutting edge 20, the overflow hole 21 and the connecting groove 22.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, an embodiment of the present utility model discloses a trephine for treating keloids, comprising a grip lever 10; the trephine body 11, one end of the trephine body 11 is provided with a cutting edge 20; the connecting piece 12 is provided with a discharge hole 21 penetrating through the connecting piece 12, one end of the connecting piece 12 is connected with the trephine body 11, the discharge hole 21 is communicated with the cutting edge 20, and the other end of the connecting piece 12 is detachably connected with the holding rod 10; in addition, the opposite sides of the connection member 12 are provided with connection protrusions 13, and a side adjacent to the connection protrusions 13 is provided with connection grooves 22, and the connection protrusions 13 of one connection member 12 can be detachably connected with the connection grooves 22 of the other connection member 12.
It should be noted that the overflow drain holes 21 are formed on four sides of the connecting piece 12 and are mutually communicated so as to drain resected scar tissues, so that the blocking and blocking of the trephine body 11 are avoided, the operation efficiency is affected, the joint of the connecting piece 12 and the trephine body 11 is smoothly transited, on one hand, the stability of the joint of the trephine body 11 and the connecting piece 12 can be improved, on the other hand, a doctor can conveniently separate the connecting protrusion 13 from the connecting groove 22, the disassembly is convenient, and the design of cutting the scar tissues by the cutting edge 20 belongs to the prior art, and is not repeated herein.
Based on the above scheme, the usage mode of the trephine for treating keloids is as follows, when treating the scar with smaller area, the connecting piece 12 is used alone, doctor is through holding the pole 10 of holding, resect scar tissue through blade 20 and can discharge through relief hole 21, realize the clearance of small tracts of land scar, when treating the scar with larger area, the connecting piece 12 that will be connected with the pole 10 of holding is connected with the connecting piece 12 that is not connected with the pole 10 of holding, namely the connecting protrusion 13 of one connecting piece 12 cooperates with the spread groove 22 of another connecting piece 12, make connect fixedly between a plurality of connecting pieces 12, at this moment, doctor's accessible holds pole 10, simultaneously utilize a plurality of blade 20 to clear away scar tissue, realize the clearance of large tracts of land scar, in general, this trephine can be according to patient scar tissue's area, select the quantity of required blade 20, thereby reduce the required time of treatment, improve the efficiency of operation, this trephine simple structure, the simple operation is fit for extensive popularization and application.
Referring to fig. 2 and 3, the coupling protrusion 13 is of a spherical design, and the coupling groove 22 is correspondingly spherical.
Specifically, the size of the connecting bulge 13 is between 1/2 sphere and 2/3 sphere, the size of the connecting groove 22 is corresponding to the size of the connecting bulge 13, and the size of the connecting bulge 13 and the size of the connecting groove 22 are limited, so that the connecting bulge 13 and the connecting groove 22 are in interference fit after being matched, stability of the connecting bulge 13 and the connecting groove 22 in matching is further guaranteed, separation of a plurality of connecting pieces 12 during use by a doctor is avoided, and operation is influenced.
Further, the side surfaces of the connecting members 12 are flat, and when the connecting protrusions 13 are engaged with the connecting grooves 22, the side surfaces of the connecting members 12 engaged with each other are fitted to each other.
Specifically, when a plurality of connecting pieces 12 are mutually matched, the side surfaces of the connecting parts are mutually attached, so that the openings of the drainage holes 21 of the connecting pieces 12 can be mutually communicated, the cutting edge 20 in the middle can be discharged through the drainage holes 21 of the side connecting pieces 12, gaps are avoided among the connecting pieces 12, scar tissues after excision are caused to fall, and the surgical environment is polluted.
Further, three connection protrusions 13 are arranged on one side surface of the connecting piece 12, the three connection protrusions 13 are arranged in a triangular mode, and the connection grooves 22 are arranged corresponding to the number and the positions of the connection protrusions 13.
Specifically, three connecting protrusions 13 are arranged beside the overflow hole 21 in an inverted triangle mode, the connecting grooves 22 are correspondingly arranged beside the overflow hole 21 in an inverted triangle mode, when a plurality of connecting pieces 12 are matched, three connecting protrusions 13 are respectively connected with the three connecting grooves 22, on one hand, the problem that rotation is easy to occur when the spherical connecting protrusions 13 are matched with the connecting grooves 22 can be avoided, on the other hand, a triangle stable structure exists between the connecting pieces 12 matched with each other, the two connecting pieces 12 can be detached only through artificial external force, and the fact that the plurality of connecting pieces 12 are separated in the operation process and the operation efficiency are affected is avoided.
Referring to fig. 3, the holding rod 10 is provided with external threads, and the connecting piece 12 is provided with a threaded hole matched with the external threads.
Specifically, through the connection cooperation between internal thread and the external screw thread for the detachable connection is realized to grip lever 10 and connecting piece 12, and the detachable connection between grip lever 10 and the connecting piece 12 can make things convenient for the doctor to select grip lever 10 to be connected with arbitrary connecting piece 12 in a plurality of connecting pieces 12 of mutually supporting, thereby adjusts the position of exerting effort, makes a plurality of blade 20 can be better with scar subassembly excision.
Further, the trephine further comprises a rubber sleeve 14, wherein the rubber sleeve 14 is provided with anti-slip textures, and the rubber sleeve is fixedly sleeved on the holding rod 10.
Specifically, through setting up gum cover 14, can increase doctor's hand and hold the frictional force between the pole 10, avoid blade 20 to rock when excision scar tissue, cause the damage to the patient, antiskid texture transversely sets up to make things convenient for the doctor to grasp gum cover 14 and order about blade 20 to be close to or keep away from scar tissue.
It should be noted that while the embodiments of the present utility model have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made hereto without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.
Claims (7)
1. A trephine for treating keloids comprising:
a grip lever (10);
the trephine comprises a trephine body (11), wherein a cutting edge (20) is arranged at one end of the trephine body (11);
the connecting piece (12), the connecting piece (12) is provided with a discharge hole (21) penetrating through the connecting piece, one end of the connecting piece (12) is connected with the trephine body (11), the discharge hole (21) is communicated with the cutting edge (20), and the other end of the connecting piece (12) is detachably connected with the holding rod (10);
in addition, the two opposite side surfaces of the connecting piece (12) are provided with connecting protrusions (13), one side surface adjacent to the connecting protrusions (13) is provided with a connecting groove (22), and the connecting protrusions (13) of one connecting piece (12) can be detachably connected with the connecting grooves (22) of the other connecting piece (12).
2. Trephine for the treatment of keloids according to claim 1, characterized in that said connection protrusions (13) are of spherical design and said connection grooves (22) are correspondingly spherical.
3. Trephine for the treatment of keloids according to claim 2, characterized in that said connection protrusions (13) are sized between 1/2 sphere and 2/3 sphere, said connection grooves (22) being sized corresponding to the connection protrusions (13).
4. Trephine for the treatment of keloids according to claim 1, characterized in that said connecting piece (12) is provided on one side with three connecting protrusions (13), and three of said connecting protrusions (13) are arranged in a triangular configuration, said connecting grooves (22) being arranged in correspondence of the number and position of said connecting protrusions (13).
5. A trephine for the treatment of keloids according to claim 1, characterized in that the sides of said connection piece (12) are plane and the sides of said connection piece (12) which cooperate with each other when said connection protrusion (13) cooperates with said connection groove (22) are mutually conformed.
6. A trephine for the treatment of keloids according to claim 1, characterized in that said grip lever (10) is provided with external screw threads and said connector (12) is provided with threaded holes cooperating with said external screw threads.
7. A trephine for the treatment of keloids according to claim 1, characterized by the further comprising a gum cover (14), said gum cover (14) being provided with anti-slip textures and being fixedly sleeved on said grip lever (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320756218.4U CN219306854U (en) | 2023-04-07 | 2023-04-07 | Trephine for treating keloid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320756218.4U CN219306854U (en) | 2023-04-07 | 2023-04-07 | Trephine for treating keloid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219306854U true CN219306854U (en) | 2023-07-07 |
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ID=87026303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320756218.4U Active CN219306854U (en) | 2023-04-07 | 2023-04-07 | Trephine for treating keloid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219306854U (en) |
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2023
- 2023-04-07 CN CN202320756218.4U patent/CN219306854U/en active Active
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