CN110236787B - Retroauricular periosteum spreader - Google Patents
Retroauricular periosteum spreader Download PDFInfo
- Publication number
- CN110236787B CN110236787B CN201910562205.1A CN201910562205A CN110236787B CN 110236787 B CN110236787 B CN 110236787B CN 201910562205 A CN201910562205 A CN 201910562205A CN 110236787 B CN110236787 B CN 110236787B
- Authority
- CN
- China
- Prior art keywords
- periosteum
- top plate
- patient
- liquid suction
- ear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 208000006735 Periostitis Diseases 0.000 title claims abstract description 64
- 210000003460 periosteum Anatomy 0.000 title claims abstract description 64
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 63
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005520 cutting process Methods 0.000 abstract description 4
- 230000035515 penetration Effects 0.000 abstract description 4
- 241000946928 Acrocheilus alutaceus Species 0.000 abstract 1
- 230000008094 contradictory effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010011878 Deafness Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 231100000895 deafness Toxicity 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000001954 sterilising effect Effects 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
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
-
- 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
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/20—Ear surgery
-
- A61M1/0023—
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Biophysics (AREA)
- Otolaryngology (AREA)
- Psychology (AREA)
- Vascular Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a retroauricular periosteum spreader; comprises an operation plate, a supporting base and a supporting top plate; the opening base is fixed at the bottom of the operation plate in a lifting manner, and the middle lower part of the opening base is hollowed out along the front-back direction so as to form a chisel suitable for penetration of an electric drill; the propping top plate is obliquely fixed on the lower edge of the rear end surface of the operation plate in the backward and upward direction; the effect is as follows: the lower part is fretwork along the fore-and-aft direction in the base that struts that sets up for form the chisel mouth that is suitable for the electric drill to penetrate, make the electric drill as long as not move about and just can not touch corresponding base that struts after penetrating patient's periosteum and lead to wearing and tearing each other, because of the top board that struts that sets up is fixed in the terminal surface lower extreme down of operating panel back upper slope, so, when using the electric drill to the upper portion behind patient's periosteum (patient's periosteum front wall behind the ear) cutting, the electric drill that uses also is difficult for contradicting and struts the roof, makes the electric drill that uses and struts the roof and also be difficult for taking place wearing and tearing each other, makes safe and reliable good.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to a retroauricular periosteum spreader.
Background
In otorhinolaryngology department of various hospitals, for patients with poor hearing or deafness, the operation is often required to be performed on the ears, specifically, an incision is required to be formed on the skin surface at the position of the ear periosteum, the skin surface of the patient is opened through a traditional skin flap opening piece like scissors, and an electric drill is used for cutting a cavity communicated with the ear fossa of the patient in the ear periosteum of the patient, so that an implant body is placed in the ear fossa of the patient for the hearing of the patient.
In particular, the patient is generally supine on the operating table, so that the post-auricular periosteum is positioned at the lower part of the ear, and the opposite post-auricular fossa is positioned at the rear upper part of the post-auricular periosteum of the patient, so that when the electric drill is required to drill the cavity of the post-auricular periosteum of the patient, the cavity is required to be drilled towards the direction and the azimuth of the post-auricular periosteum of the patient, namely towards the front wall (upwards) of the post-auricular periosteum of the patient, and as the front ends of the skin flap stretching pieces are two stretching pieces which are fixedly arranged in parallel and are suitable for being inserted into the post-auricular periosteum of the patient, when the electric drill is used to drill the rear part of the upper stretching piece, the electric drill is easier to touch the corresponding upper stretching piece, so that the electric drill and the upper stretching piece are worn to a certain extent, and the metal scraps generated by the abrasion are difficult to clean the post-auricular periosteum of the patient, and the traditional skin flap stretching piece is required to stretch the post-auricular periosteum of the patient and the cavity of the patient, and the patient is required to suck the residual liquid with a lot of time and a lot of operations are required to suck the patient.
Therefore, aiming at the current situation, it is very necessary to design a special post-aural periosteum spreader which is convenient and reliable to use and convenient and labor-saving to operate.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the post-aural periosteum spreader.
The technical scheme adopted for solving the problems in the prior art is as follows: an after-ear periosteum spreader comprises an operation board which is used for being held by a hand and is suitable for being abutted against the ear surface of a patient, a spreading base which is suitable for being abutted against the back wall of the after-ear periosteum of the patient, and a spreading top board which is suitable for being abutted against the front wall of the after-ear periosteum of the patient;
the expanding base is fixedly arranged at the bottom of the operation plate in a lifting manner, and the middle lower part of the expanding base is hollowed out along the front-back direction so as to form a chisel suitable for an electric drill to penetrate; the propping top plate is obliquely fixed on the lower edge of the rear end face of the operation plate upwards and backwards;
when the interval between the lower part of the expanding base and the bottom of the operation plate is adjusted, the interval between the lower part of the expanding base and the lower bottom surface of the expanding top plate is adjustable, so that the opening of the periosteum after the ear of a patient is adjustable.
The following further describes the above technical scheme:
preferably, the middle part of the propped top plate protrudes upwards along the front-back direction so as to form a tile-shaped structure, and the rear end of the middle part of the propped top plate protrudes upwards further so as to form a spoon shape;
the middle part of the lower bottom surface of the operation plate protrudes upwards to form an arc-shaped structure so as to smoothly transition with the front end of the lower bottom surface of the top plate.
Preferably, the liquid suction tube is used for sucking residual liquid in periosteum behind the ear of the patient;
a pipe passing hole is formed in the lower middle of the front end face of the operation plate backwards; the height of the pipe passing hole is slightly higher than that of the top of the front end of the propped top plate, and a conduit groove A communicated with the pipe passing hole is formed in the middle of the upper top surface of the propped top plate along the front-back direction; the liquid inlet end of the liquid suction pipe penetrates into the conduit groove A from the pipe passing hole and extends to the rear end groove opening of the conduit groove A to be flush with the rear wall of the propped top plate.
Preferably, a conduit groove B communicated with the pipe passing hole is formed in the front end face of the operation plate from the upper part of the side edge of the operation plate; the liquid suction pipe is clamped and fixed in the guide pipe groove B, and the liquid inlet end of the liquid suction pipe extends out of the groove opening at the upper end of the guide pipe groove B.
Preferably, the vacuum suction device further comprises a liquid suction joint for connecting the vacuum suction device; the connecting end of the liquid suction connector is connected with the liquid inlet end of the liquid suction pipe into a whole.
Preferably, the expanding base comprises an inverted U-shaped lifting piece, a height adjusting bolt and supporting bars connected to the two lower ends of the inverted U-shaped lifting piece backwards;
the middle lower part of the operation panel is formed into a containing cavity, two sides of the lower bottom surface of the operation panel are respectively provided with a slideway penetrating through the containing cavity upwards, and the middle lower part of the front end surface of the operation panel is vertically provided with a locking groove penetrating through the containing cavity; the upper part of the inverted U-shaped lifting part is accommodated in the accommodating cavity, and the two lower ends correspondingly extend downwards from the two slide ways; the outer diameter of the height-adjusting bolt is slightly larger than the width of the locking groove, and the height-adjusting bolt penetrates into the accommodating cavity from the outside of the locking groove and is in threaded connection with the middle part of the top of the inverted U-shaped lifting piece;
when the height-adjusting bolt is unscrewed, the lengths of the two lower ends of the inverted U-shaped lifting piece extending out of the corresponding slide ways are adjustable, so that the distance between the two support bars and the lower bottom surface of the opening top plate is adjustable.
Preferably, the front-back length of the two supporting bars and the front-back length of the propped top plate are both L1; the longest length of the two lower ends of the inverted U-shaped lifting piece, which extend out of the two corresponding slide ways, is L2; the shortest length of the two lower ends of the inverted U-shaped lifting piece, which extend out of the two corresponding slide ways, is L3; the distance between the two support bars is L4;
l1=2.0 cm; l2=1.5 cm; the l3=0.3 cm; the l4=2.5 cm.
Preferably, the operation panel includes a front panel and a rear panel which are disposed in a half-divided manner and are bonded to each other; the four corners of the front end face of the front panel are respectively fixedly provided with a fastening bolt screwed into the rear panel, and the upper middle part of the front end face of the operation panel is forwards fixedly provided with a handle which is integrally formed with the operation panel.
Preferably, the upper top surface of the propped top plate is provided with a plurality of anti-slip convex strips in an upward convex manner along the left-right direction; the lower bottom surfaces of the two support bars are formed into a zigzag structure so as to form an anti-slip surface, and the front ends of the two support bars respectively extend forwards to form a front extension part.
Preferably, the operation plate, the expanding base, the expanding top plate, the liquid suction pipe and the liquid suction joint are made of titanium alloy materials, and the surfaces of the operation plate, the expanding base, the expanding top plate, the liquid suction pipe and the liquid suction joint are coated with an iodophor coating.
The beneficial effects of the invention are as follows:
according to the postauricular periosteum spreader provided by the invention, in specific implementation, the spreader is arranged at the inner edge of a postauricular periosteum incision of a patient, on one hand, the arranged operation board is suitable for being held by hand and is suitable for abutting against the auricular surface of the patient, so that a certain abutting and limiting effect can be achieved, the lower part of the spreader base is hollowed out along the front-back direction, a chisel opening suitable for electric drill penetration is formed, the electric drill does not touch the corresponding spreader base to cause abrasion between the electric drill and the spreader base as long as the electric drill does not move left and right after penetrating the postauricular periosteum of the patient, the use safety is good, the use reliability is good, on the other hand, the arranged spreader top board is obliquely fixed at the lower edge of the rear end face of the operation board upwards, so that when the electric drill is used for cutting the postauricular periosteum upper part of the patient (the front wall of the postauricular periosteum of the patient), the electric drill is also not easy to abut against the corresponding spreader top board, the electric drill and the spreader top board is not easy to occur, the electric drill and the spreader base is suitable for adjusting the aperture between the spreader base and the bottom of the patient.
Secondly, in the technical scheme, on one hand, the middle part of the propping top plate protrudes upwards along the front-back direction so as to form a tile-shaped structure, and the rear end of the middle part of the propping top plate protrudes upwards further so as to form a spoon shape; the invention further comprises a liquid suction pipe for sucking residual liquid in the periosteum of a patient and a liquid suction connector for connecting the negative pressure suction device, wherein the connecting end of the liquid suction connector is connected with the liquid inlet end of the liquid suction pipe into a whole, the liquid suction pipe is clamped and fixed in the guide pipe groove A and the guide pipe groove B, and the liquid inlet end of the liquid suction pipe penetrates into the guide pipe groove A from the pipe hole and extends to the rear end groove opening of the guide pipe groove A to be flush with the rear wall of the top plate, so that the liquid suction pipe is provided with a negative pressure suction member, any existing negative pressure suction device is connected at the liquid suction connector, and residual liquid in the periosteum of the patient can be sucked, so that the negative pressure suction pipe is saved from being pinched by hands to be pulled into the periosteum of the patient, the invention is convenient to use, and the operation is convenient and fast.
Thirdly, in this embodiment, on the one hand, the supporting base includes an inverted U-shaped lifting member, a height-adjusting bolt, and supporting bars connected to two lower ends of the inverted U-shaped lifting member backward, so when the height-adjusting bolt is unscrewed, the lengths of two lower ends of the inverted U-shaped lifting member extending out of two corresponding slideways are adjustable, so that the distance between the two supporting bars and the lower bottom surface of the supporting top plate is adjustable, the opening degree of the post-aural periosteum of the patient can be simply adjusted and fixed after being adjusted, so that the operation is simple and convenient and labor-saving, on the other hand, a plurality of anti-slip protruding bars are uniformly arranged on the upper top surface of the supporting top plate in an upward protruding manner along the left-right direction, and the lower bottom surfaces of the two supporting bars are all shaped into a zigzag structure, so that an anti-slip surface is formed, and therefore, the invention has good fixing stability and is not easy to deviate when the post-aural periosteum of the patient is inserted, so that the use effect of the invention can reach the best.
Drawings
FIG. 1 is a schematic view of the overall structure of the retroauricular periosteal stent of the present invention prior to use;
FIG. 2 is a schematic view of the overall front side view angle of the posterior periosteum distractor of the present invention in use;
FIG. 3 is a schematic view of the overall structure of the posterior periosteum distractor of the present invention in use;
FIG. 4 is a front cross-sectional view of the posterior periosteum spreader of the present invention prior to use;
FIG. 5 is a front cross-sectional view of the retroauricular periosteal distractor of the present invention in use;
the achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Reference numerals:
retroauricular periosteum distractor 1000;
an operation panel 10;
a front panel 10a; a rear panel 10b;
a pipe passing hole 101; conduit groove B102; a housing chamber 103; a slideway 104; a lock groove 105; a fastening bolt 106; a grip 107;
a spreader base 20;
an inverted U-shaped lifter 201; a height-adjusting bolt 202; a support bar 203; a slip resistant surface 2031; a protrusion 2032;
opening the top plate 30;
conduit groove a301; a non-slip bead 302;
a pipette 40;
a liquid suction fitting 50.
Detailed Description
The following detailed description of the present invention will be given with reference to the accompanying drawings and specific embodiments, so as to more clearly and intuitively understand the essence of the present invention.
As shown in connection with fig. 1-5;
the invention provides an after-ear periosteum spreader 1000, which comprises an operation board 10 for holding and being suitable for being abutted against the ear surface of a patient, a spreading base 20 suitable for being abutted against the back wall of the after-ear periosteum of the patient and a spreading top board 30 suitable for being abutted against the front wall of the after-ear periosteum of the patient;
the expanding base 20 is fixed at the bottom of the operation board 10 in a lifting manner, and the middle lower part of the expanding base 20 is hollowed out along the front-back direction so as to form a chisel suitable for electric drill penetration; the propping top plate 30 is obliquely fixed on the lower edge of the rear end surface of the operation plate 10 in the upper backward direction;
when the interval between the lower part of the opening base 20 and the bottom of the operation panel 10 is adjusted, the interval between the lower part of the opening base 20 and the lower bottom surface of the opening top plate 30 is adjustable, so that the opening degree of the periosteum after the ear of the patient is adjustable.
Based on the above, it is clear that, when the present invention is specifically implemented, it is used as the post-aural periosteum spreader 1000, and when in use, the present invention is placed on the inner edge of the post-aural periosteum incision of the patient so that the patient lies on the operating table.
On the one hand, the operation panel 10 is suitable for holding and being suitable for abutting against the ear surface of a patient, so that a certain abutting and limiting effect can be achieved, the middle lower part of the supporting base 20 is hollowed out along the front-back direction, a chisel suitable for electric drill penetration is formed, the electric drill can not touch the corresponding supporting base 20 to generate abrasion when not moving left and right after penetrating into the periosteum behind the ear of the patient during working, and the use safety and the use reliability are good.
On the other hand, because the arranged propping-up top plate 30 is obliquely fixed on the lower edge of the rear end face of the operation plate 10, when an electric drill is used for cutting the rear upper part of the periosteum behind the ear of a patient (the front wall of the periosteum behind the ear of the patient), the electric drill is not easy to collide with the corresponding propping-up top plate 30, so that the electric drill and the propping-up top plate 30 are not easy to touch each other to cause abrasion, and the use safety and the use reliability are good.
Meanwhile, when the interval between the lower part of the opening base 20 and the bottom of the operation panel 10 is adjusted, the interval between the lower part of the opening base 20 and the lower bottom surface of the opening top panel 30 is adjustable, so that the opening degree of the patient's behind-the-ear periosteum is adjustable, and the patient's behind-the-ear periosteum is conveniently opened by adjusting the opening degree from the minimum opening degree to the proper opening degree, so that the opening degree of the opening base is suitable for patients of different ages, and the opening degree of the opening base is high in use adaptability.
Furthermore, the invention has strong practicability and good use effect.
Preferably, in the present technical solution, the middle part of the top opening plate 30 protrudes upward along the front-back direction, so as to form a tile-shaped structure, and the rear end of the middle part of the top opening plate 30 protrudes further upward, so as to form a spoon shape;
and, the middle part of the lower bottom surface of the operation plate 10 protrudes upward to form an arc structure, so as to smoothly transition with the front end of the lower bottom surface of the top opening plate 30.
Therefore, the electric drill is not easy to touch the top wall of the electric drill during rotation, so that the electric drill is worn, and the safe and reliable performance of the electric drill is further enhanced.
It should be noted that, in the specific implementation, the present invention further includes a pipette 40 for sucking residual liquid in periosteum of the patient behind the ear;
wherein, a pipe passing hole 101 is formed in the lower middle part of the front end surface of the operation plate 10 backwards; the height of the pipe passing hole 101 is slightly higher than the top of the front end of the propping-up top plate 30, and a conduit groove A301 communicated with the pipe passing hole 101 is formed in the middle of the upper top surface of the propping-up top plate 30 along the front-back direction; the liquid inlet end of the liquid suction pipe 40 penetrates into the conduit groove A301 from the pipe passing hole 101 and extends to the notch at the rear end of the conduit groove A301 to be flush with the rear wall of the propped top plate 30.
The front end surface of the operation plate 10 is provided with a conduit groove B102 communicated with the conduit hole 101 from the upper part of the side edge thereof; the liquid suction pipe 40 is clamped and fixed in the conduit groove B102, and the liquid inlet end of the liquid suction pipe 40 extends out of the groove opening at the upper end of the conduit groove B102.
And the invention also includes a suction fitting 50 for connecting to a negative pressure aspirator; the connection end of the liquid suction connector 50 is integrally connected with the liquid inlet end of the liquid suction pipe 40.
As to the above, it can be understood that, since the present invention further includes the pipette 40 for sucking residual liquid in the periosteum of the patient and the suction connector 50 for connecting the negative pressure suction device, the connection end of the suction connector 50 is connected with the liquid inlet end of the pipette 40 into a whole, the pipette 40 is clamped in the duct slot a301 and the duct slot B102, and the liquid inlet end of the pipette 40 penetrates into the duct slot a301 from the tube hole 101 and extends to the notch at the rear end of the duct slot a301 to be flush with the rear wall of the propped top plate 30, the present invention can suck residual liquid in the periosteum of the patient by connecting any existing negative pressure suction device at the suction connector 50, thereby saving the trouble of pinching the periosteum of the patient by hand, and facilitating the operation and saving time and effort.
Furthermore, the use effect of the invention can be effectively improved.
In the preferred embodiment, the outer wall of the pipette 40 is welded with the conduit groove A301 and the conduit groove B102 to be integrated when clamped and fixed with the conduit groove A301 and the conduit groove B102, so that the connection integrity is good.
Furthermore, in the embodiment, the supporting base 20 in the present disclosure preferably includes an inverted U-shaped lifting member 20, a height adjusting bolt 202, and supporting bars 203 connected to the two lower ends of the inverted U-shaped lifting member 20 in a backward direction;
wherein, the middle lower part of the operation panel 10 is formed into a containing cavity 103, two sides of the lower bottom surface of the operation panel 10 are respectively provided with a slideway 104 penetrating through the containing cavity 103 upwards, and the middle lower part of the front end surface of the operation panel 10 is vertically provided with a locking groove 105 penetrating through the containing cavity 103; the upper part of the inverted U-shaped lifting piece 20 is accommodated in the accommodating cavity 103, and the two lower ends correspondingly extend downwards from the two slide ways 104; the outer diameter of the height-adjusting bolt 202 is slightly larger than the width of the locking groove 105, and the height-adjusting bolt 202 penetrates into the accommodating cavity 103 from the outside of the locking groove 105 to be in threaded connection with the top middle part of the inverted U-shaped lifting piece 20;
thus, when the height-adjusting bolt 202 is unscrewed, the length of the two lower ends of the inverted U-shaped lifting member 20 extending out of the two corresponding slide ways 104 can be adjusted, so that the distance between the two supporting bars 203 and the lower bottom surface of the propping top plate 30 can be adjusted, the propping opening of the periosteum behind the ear of the patient can be simply adjusted, and the fixation can be realized after the adjustment, so that the operation is simple and convenient and labor-saving.
In addition, in combination with the size of the incision of the periosteum behind the ear of the patient, the depth of the incision and the opening degree of the periosteum behind the ear of the patient, in this embodiment, when the present invention is implemented, the front-back length of the two supporting bars 203 and the front-back length of the propped top plate 30 are both set to L1; the longest length of the two lower ends of the inverted U-shaped lifting element 20 extending out of the two corresponding slideways 104 is set to L2; the shortest length of the two lower ends of the inverted U-shaped lifting member 20 extending out of the two corresponding sliding ways 104 is set to L3; the distance between the two supporting bars 203 is set to be L4;
wherein, l1=2.0 cm; l2=1.5 cm; the l3=0.3 cm; the l4=2.5 cm.
In one embodiment, the operation panel 10 includes a front panel 10a and a rear panel 10b which are disposed in a half-divided manner and are attached to each other; the four corners of the front end surface of the front panel 10a are respectively and fixedly provided with a fastening bolt 106 screwed into the rear panel, and the upper middle part of the front end surface of the operation panel 10 is fixedly provided with a handle 107 integrally formed with the front end surface.
Thus, when the four fastening bolts 106 are unscrewed, the front panel 10a and the rear panel 10b can be disassembled, so that the inverted U-shaped lifter 20 can be conveniently fixed in, and the disassembly, cleaning and sterilization of the present invention can be conveniently performed.
It should be further added that, in the specific implementation, a plurality of anti-slip convex strips 302 are uniformly protruded upward along the left-right direction on the upper top surface of the propped top plate 30; the bottom surfaces of the two supporting bars 203 are formed into a zigzag structure, so that an anti-slip surface 2031 is formed, and the front ends of the two supporting bars 203 respectively extend forward to form a front extension 2032.
In this way, the plurality of anti-slip raised strips 302 and the zigzag structure are arranged, so that the anti-slip raised strips are good in fixing stability and not easy to fall off when the anti-slip raised strips are inserted into the periosteum behind the ear of a patient, the use is more reliable, and the arranged extending parts 2032 are also convenient for standing the anti-slip raised strips before the use, so that the anti-slip raised strips are convenient for subsequent directional taking.
Furthermore, the use effect of the invention can be optimized.
It should be further added that, in the specific implementation, the operating plate 10, the expanding base 20, the expanding top plate 30, the liquid suction pipe 40 and the liquid suction joint are all made of titanium alloy materials, and the surfaces of the operating plate 10, the expanding base 20, the expanding top plate 30, the liquid suction pipe 40 and the liquid suction joint 50 are all coated with an iodophor coating.
Therefore, the coated iodophor coating can play a certain role in disinfection and can effectively resist and kill bacteria, so that the operation panel 10, the opening base 20, the opening top plate 30, the liquid suction pipe 40 and the liquid suction joint 50 are good in use safety when contacting with the incision or the inside of the incision of the periosteum behind the ear of a patient, and cross infection is not easy to be caused to the incision or the inside of the incision of the periosteum behind the ear of the patient.
Furthermore, the use effect of the invention can be better.
Other embodiments, etc., are not illustrated herein.
In conclusion, the invention has the advantages of simple integral structure, easy implementation, easy operation, strong practicability, strong specialization and low manufacturing cost, so that the invention has very good market popularization value, and can be very popular and effectively popularized.
The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the scope of the invention, and all changes in the equivalent structure or equivalent flow, or direct or indirect application in other related technical fields, are included in the scope of the invention.
Claims (6)
1. An behind-the-ear periosteum spreader, characterized in that: comprises an operation board which is used for being held by hand and is suitable for being abutted against the ear surface of a patient, a supporting base which is suitable for being abutted against the back wall of the periosteum behind the ear of the patient and a supporting top board which is suitable for being abutted against the front wall of the periosteum behind the ear of the patient;
the expanding base is fixedly arranged at the bottom of the operation plate in a lifting manner, and the middle lower part of the expanding base is hollowed out along the front-back direction so as to form a chisel suitable for an electric drill to penetrate; the propping top plate is obliquely fixed on the lower edge of the rear end face of the operation plate upwards and backwards;
when the interval between the lower part of the expanding base and the bottom of the operation plate is adjusted, the interval between the lower part of the expanding base and the lower bottom surface of the expanding top plate is adjustable, so that the opening of the periosteum after the ear of a patient is adjustable;
the liquid suction pipe is used for sucking residual liquid in periosteum behind the ear of the patient;
a pipe passing hole is formed in the lower middle of the front end face of the operation plate backwards; the height of the pipe passing hole is slightly higher than that of the top of the front end of the propped top plate, and a conduit groove A communicated with the pipe passing hole is formed in the middle of the upper top surface of the propped top plate along the front-back direction; the liquid inlet end of the liquid suction pipe penetrates into the conduit groove A from the pipe passing hole and extends to the rear end groove opening of the conduit groove A to be flush with the rear wall of the propped top plate;
the front end surface of the operation plate is provided with a conduit groove B communicated with the pipe passing hole from the upper part of the side edge of the operation plate; the liquid suction pipe is clamped and fixed in the guide pipe groove B, and the liquid inlet end of the liquid suction pipe extends out of the groove opening at the upper end of the guide pipe groove B;
the liquid suction connector is used for connecting with the negative pressure aspirator; the connecting end of the liquid suction connector is connected with the liquid inlet end of the liquid suction pipe into a whole;
the supporting base comprises an inverted U-shaped lifting piece, a height adjusting bolt and supporting bars connected to the two lower ends of the inverted U-shaped lifting piece backwards;
the middle lower part of the operation panel is formed into a containing cavity, two sides of the lower bottom surface of the operation panel are respectively provided with a slideway penetrating through the containing cavity upwards, and the middle lower part of the front end surface of the operation panel is vertically provided with a locking groove penetrating through the containing cavity; the upper part of the inverted U-shaped lifting part is accommodated in the accommodating cavity, and the two lower ends correspondingly extend downwards from the two slide ways; the outer diameter of the height-adjusting bolt is slightly larger than the width of the locking groove, and the height-adjusting bolt penetrates into the accommodating cavity from the outside of the locking groove and is in threaded connection with the middle part of the top of the inverted U-shaped lifting piece;
when the height-adjusting bolt is unscrewed, the lengths of the two lower ends of the inverted U-shaped lifting piece extending out of the corresponding slide ways are adjustable, so that the distance between the two support bars and the lower bottom surface of the opening top plate is adjustable.
2. The retroauricular periosteal distractor according to claim 1, wherein: the middle part of the propping-up top plate protrudes upwards along the front-back direction to form a tile-shaped structure, and the rear end of the middle part of the propping-up top plate protrudes upwards further to form a spoon shape;
the middle part of the lower bottom surface of the operation plate protrudes upwards to form an arc-shaped structure so as to smoothly transition with the front end of the lower bottom surface of the top plate.
3. The retroauricular periosteal distractor according to claim 1, wherein: the front and back lengths of the two support bars and the front and back lengths of the propped top plate are L1; the longest length of the two lower ends of the inverted U-shaped lifting piece, which extend out of the two corresponding slide ways, is L2; the shortest length of the two lower ends of the inverted U-shaped lifting piece, which extend out of the two corresponding slide ways, is L3; the distance between the two support bars is L4;
l1=2.0 cm; l2=1.5 cm; the l3=0.3 cm; the l4=2.5 cm.
4. The retroauricular periosteal distractor according to claim 1, wherein: the operation panel comprises a front panel and a rear panel which are arranged in a split manner and are attached to each other; the four corners of the front end face of the front panel are respectively fixedly provided with a fastening bolt screwed into the rear panel, and the upper middle part of the front end face of the operation panel is forwards fixedly provided with a handle which is integrally formed with the operation panel.
5. The retroauricular periosteal distractor according to claim 1, wherein: the upper top surface of the propped top plate is provided with a plurality of anti-slip convex strips in an upward convex manner along the left-right direction; the lower bottom surfaces of the two support bars are formed into a zigzag structure so as to form an anti-slip surface, and the front ends of the two support bars respectively extend forwards to form a front extension part.
6. The retroauricular periosteal distractor according to claim 1, wherein: the operation plate, the expanding base, the expanding top plate, the liquid suction pipe and the liquid suction joint are made of titanium alloy materials, and the surface of the operation plate, the expanding base, the expanding top plate, the liquid suction pipe and the surface of the liquid suction joint are coated with an iodophor coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562205.1A CN110236787B (en) | 2019-06-26 | 2019-06-26 | Retroauricular periosteum spreader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562205.1A CN110236787B (en) | 2019-06-26 | 2019-06-26 | Retroauricular periosteum spreader |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110236787A CN110236787A (en) | 2019-09-17 |
| CN110236787B true CN110236787B (en) | 2024-04-05 |
Family
ID=67889625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910562205.1A Active CN110236787B (en) | 2019-06-26 | 2019-06-26 | Retroauricular periosteum spreader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110236787B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652325B (en) * | 2019-10-18 | 2022-05-24 | 何庆荣 | Ear opening device convenient for applying medicine to ears |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0856286A1 (en) * | 1997-02-04 | 1998-08-05 | Jean-Paul Couetil | Sternal retractor |
| CN201101551Y (en) * | 2007-09-12 | 2008-08-20 | 兰州兰飞医疗器械有限公司 | Multifunctional surgical retractor |
| CN106562807A (en) * | 2016-08-29 | 2017-04-19 | 闫东明 | Neurosurgical device for strutting and drainage of rear skull |
| CN107648723A (en) * | 2017-10-23 | 2018-02-02 | 陕西省核工业二五医院 | Cranium struts drainage system after a kind of Multifunctional nerve surgery |
| CN108403163A (en) * | 2018-02-22 | 2018-08-17 | 曹元江 | Cranium struts drainage device after a kind of Novel neurosurgery |
| CN210962620U (en) * | 2019-06-26 | 2020-07-10 | 北京大学深圳医院 | Behind-the-ear periosteum spreader |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017507680A (en) * | 2013-12-23 | 2017-03-23 | キャンプレックス インコーポレイテッド | Surgical visualization system |
-
2019
- 2019-06-26 CN CN201910562205.1A patent/CN110236787B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0856286A1 (en) * | 1997-02-04 | 1998-08-05 | Jean-Paul Couetil | Sternal retractor |
| CN201101551Y (en) * | 2007-09-12 | 2008-08-20 | 兰州兰飞医疗器械有限公司 | Multifunctional surgical retractor |
| CN106562807A (en) * | 2016-08-29 | 2017-04-19 | 闫东明 | Neurosurgical device for strutting and drainage of rear skull |
| CN107648723A (en) * | 2017-10-23 | 2018-02-02 | 陕西省核工业二五医院 | Cranium struts drainage system after a kind of Multifunctional nerve surgery |
| CN108403163A (en) * | 2018-02-22 | 2018-08-17 | 曹元江 | Cranium struts drainage device after a kind of Novel neurosurgery |
| CN210962620U (en) * | 2019-06-26 | 2020-07-10 | 北京大学深圳医院 | Behind-the-ear periosteum spreader |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110236787A (en) | 2019-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6248061B1 (en) | Suctioning laryngoscope blade | |
| EP1917903A4 (en) | Endoscope system | |
| USD533270S1 (en) | Introducer cannula and cannula straightener | |
| US7832049B2 (en) | Snap-together wet nozzle for vacuum appliance | |
| CN110236787B (en) | Retroauricular periosteum spreader | |
| DE602004000915D1 (en) | thrombus | |
| WO2004071555A3 (en) | Catheter port assembly for extracorporeal treatment | |
| WO1997017885A3 (en) | Laryngoscope and disposable blade therefor | |
| JP2011502709A5 (en) | ||
| AU2001242353A1 (en) | Rinsing cannula for rinsing a root canal of a tooth | |
| US20170290628A1 (en) | Electrosurgical device with vacuum port | |
| DE602006010937D1 (en) | thrombus | |
| USD531339S1 (en) | Flexible lighting apparatus | |
| CN210962620U (en) | Behind-the-ear periosteum spreader | |
| USD523961S1 (en) | Arm brace | |
| EP1351024A3 (en) | Built-in aspirating hood | |
| CN211357431U (en) | Structure of rotary suction connecting pipe | |
| USD518928S1 (en) | Vacuum cleaner | |
| USD482122S1 (en) | Handle | |
| CN219127605U (en) | Novel laparoscope aspirator | |
| CN212853581U (en) | Belt attraction stripper | |
| CN211862949U (en) | Telescopic structure of smoke-absorbing electrotome | |
| CN219354008U (en) | Mammary gland drag hook | |
| CN210589400U (en) | Butterfly knife blade replacing structure | |
| JP3194580U (en) | Suction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |