CN107736923B - Roller skin taking cutter suitable for burn department - Google Patents

Roller skin taking cutter suitable for burn department Download PDF

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Publication number
CN107736923B
CN107736923B CN201710946407.7A CN201710946407A CN107736923B CN 107736923 B CN107736923 B CN 107736923B CN 201710946407 A CN201710946407 A CN 201710946407A CN 107736923 B CN107736923 B CN 107736923B
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China
Prior art keywords
bevel gear
handle
longitudinal arm
tool rest
roller
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CN201710946407.7A
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Chinese (zh)
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CN107736923A (en
Inventor
王成
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Nantong North Bund Construction Engineering Co ltd
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Individual
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/32—Surgical cutting instruments
    • A61B17/322—Skin grafting apparatus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/32—Surgical cutting instruments
    • A61B17/3209—Incision instruments
    • A61B17/32093—Incision instruments for skin incisions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00743—Type of operation; Specification of treatment sites
    • A61B2017/00747—Dermatology
    • A61B2017/00761—Removing layer of skin tissue, e.g. wrinkles, scars or cancerous tissue

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Dermatology (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Transplantation (AREA)
  • Details Of Cutting Devices (AREA)
  • Processing Of Meat And Fish (AREA)

Abstract

The invention relates to a roll shaft skin taking tool suitable for a burn department, which comprises a handheld shell, an adjustable roller, a roller adjusting device, an adjustable tool rest and a tool rest adjusting device, wherein the adjustable roller is arranged on the handheld shell; the roll shaft skin taking cutter applicable to the burn department is convenient to hold by a hand and only needs to hold the handle; the distance between the rolling sleeve and the blade is convenient to adjust; the inclination angle of the blade is convenient to adjust and lock.

Description

Roller skin taking cutter suitable for burn department
Technical Field
The invention relates to the technical field of cutters, in particular to a roller shaft skin taking cutter suitable for a burn department.
Background
The roller skin taking cutter is a tool for cutting skin, is used for cutting the skin of a healthy part and performing skin grafting treatment on a burn part, and at least comprises a roller arranged in front and used for walking on the surface of the skin and a blade arranged behind the roller and inclined downwards so as to be attached to the surface of the skin for cutting.
The prior art has various roll shaft cutters, but the roll shaft cutters cannot conveniently adjust the distance between a roller and a blade and cannot conveniently adjust the inclination angle of the blade.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides the roller shaft skin-taking cutter applicable to the burn department, which is convenient to hold by a hand and only needs to hold the handle; the distance between the rolling sleeve and the blade is convenient to adjust; the inclination angle of the blade is convenient to adjust and lock.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a roll shaft skin taking cutter suitable for a burn department comprises a handheld shell, an adjustable roller, a roller adjusting device, an adjustable cutter frame and a cutter frame adjusting device;
the handheld shell comprises a handle for holding, a first longitudinal arm positioned at one end of the handle and a second longitudinal arm positioned at the other end of the handle;
the adjustable roller comprises a first sliding rod arranged on the first longitudinal arm, a second sliding rod arranged on the second longitudinal arm, a sliding mandrel which is slidably inserted on the first sliding rod and the second sliding rod, and a rolling sleeve which is rotatably sleeved on the sliding mandrel;
the roller adjusting device comprises:
the transmission cavity is arranged above the second longitudinal arm, a first opening is formed in the right side of the transmission cavity, a second opening is formed in the left side of the transmission cavity, and a first limiting head is arranged on the lower wall of the second opening;
the lower through hole is arranged below the transmission cavity in a penetrating manner;
the first torsion bar is rotatably inserted in the lower through hole;
the first bevel gear is arranged at the upper end of the first torsion bar and is positioned in the transmission cavity;
the second bevel gear is positioned in the transmission cavity, and a threaded hole is formed in the middle of the second bevel gear;
the driven screw is in threaded connection with the threaded hole, the upper edge of the driven screw is cut downwards to form a driving rack, and the lower edge of the driven screw is formed with a first limiting groove matched with the first limiting head;
the transmission gear is rotatably arranged on the gear shaft, the gear shaft is arranged on the inner side of the second longitudinal arm, and the transmission gear is matched with the driving rack;
the driven rack is longitudinally arranged on the sliding mandrel and matched with the transmission gear;
the adjustable tool rest comprises a tool rest mandrel arranged on the left side of the second longitudinal arm, a tool rest sleeve rotatably arranged on the tool rest mandrel, a blade arranged on the tool rest sleeve, and a third bevel gear which is arranged on the left side of the blade and has the same axial direction as the tool rest mandrel;
the tool rest adjustment device comprises:
the second torsion bar is inserted on the left side of the handle in a sliding manner along the longitudinal direction, a spring slot is formed at the upper end of the second torsion bar downwards, a reset spring is arranged in the spring slot, a locking stop block is arranged at the part of the second torsion bar, which is positioned above the handle, a second limiting head is arranged above the inner wall of the spring slot, upper anti-skid grains are uniformly distributed on the lower end surface of the locking stop block in the circumferential direction, and lower anti-skid grains are arranged at the position, corresponding to the locking stop block, of the upper end surface of the handle;
the rotating core bar is inserted into the spring slot, a second limiting groove matched with the second limiting head is formed in the side face of the rotating core bar, a rotating disc is arranged in front of the rotating core bar, and a rotating plug is arranged on the front end face of the rotating disc;
the swing inserting rod is hinged to the right side of the first longitudinal arm, a swing inserting hole matched with the rotating plug is formed in the middle of the swing inserting rod along the length direction of the swing inserting rod, and a swing inserting groove is formed in the end stop of the swing inserting rod;
the fourth bevel gear is in transmission connection with the third bevel gear, a bevel gear shaft is rotatably arranged at the lower end of the fourth bevel gear, the bevel gear shaft is arranged on the handle, and a swing plug in plug-in fit with the swing slot is further arranged on the upper end face of the fourth bevel gear.
The invention has the beneficial effects that:
the roller peeling tool is convenient to hold by a hand and can be used by holding the handle.
The roller peeling tool provided by the invention is convenient for adjusting the distance between the rolling sleeve and the blade:
and the first torsion bar is rotated to adjust the positions of the sliding mandrel and the rolling sleeve, so that the distance between the rolling sleeve and the blade is adjusted.
The roller peeling tool is convenient for adjusting and locking the inclination angle of the blade:
and the second torsion bar is pressed upwards, so that the upper anti-skid grains on the lower end face of the locking stop block are separated from the lower anti-skid grains on the upper end face of the handle, then the second torsion bar is rotated to drive the rotating core bar to rotate, the rotating plug acts on the swinging jack to enable the swinging jack to swing in a reciprocating mode, the swinging slot drives the swinging plug and the fourth bevel gear to swing in a reciprocating mode, the third bevel gear and the blade are driven to swing in a reciprocating mode, and the angle adjustment of the blade is achieved.
And loosening the second torsion bar, wherein the compression spring acts on the second torsion bar to enable the second torsion bar to slide downwards until the upper anti-skid grains on the lower end surface of the locking stop block and the lower anti-skid grains on the upper end surface of the handle are contacted again to lock the second torsion bar, and the blade angle is locked.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a cross-sectional view of one embodiment of the roller skinning knife.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is an enlarged schematic view of part B of fig. 1.
Fig. 4 is a sectional view of the C-C in fig. 3.
FIG. 5 is a schematic structural view of one embodiment of the adjustable tool post.
In the figure:
1. the handle comprises a handheld shell, 11, a handle, 12, a first longitudinal arm, 13 and a second longitudinal arm;
2. an adjustable roller 21, a first slide bar 22, a second slide bar 23, a slide mandrel 24 and a rolling sleeve;
3. the roller adjusting device comprises a roller adjusting device, 31, a transmission cavity, 31a, a first opening, 31b, a second opening, 31c, a first limiting head, 32, a lower through hole, 33, a first torsion bar, 34, a first bevel gear, 35, a second bevel gear, 35a threaded hole, 36, a driven screw, 36a driving rack, 36b, a first limiting groove, 37, a transmission gear, 37a gear shaft and 38, a driven rack;
4. an adjustable tool post, 41. a tool post mandrel, 42. a tool post sleeve, 43. a blade, 44. a third bevel gear;
5. the tool rest adjusting device comprises a tool rest adjusting device, 51, a second torsion bar, 51a, a spring slot, 51b, a return spring, 51c, a locking stop block, 51d, a second limiting head, 52, a rotating core rod, 52a, a second limiting groove, 52b, a rotating disk, 52c, a rotating plug, 53, a swinging plug rod, 53a swinging jack, 53b, a swinging slot, 54, a fourth bevel gear, 54a bevel gear shaft and 54b, wherein the second torsion bar is arranged on the tool rest adjusting device, the spring slot is arranged on the tool rest.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the following description, the directions "up", "down", "left" and "right" are the same as the directions indicated in the drawings of the specification.
A roll shaft skin taking cutter suitable for a burn department is used, and comprises a handheld shell 1, an adjustable roller 2, a roller adjusting device 3, an adjustable knife rest 4 and a knife rest adjusting device 5;
the hand-held housing 1 comprises a handle 11 for hand holding, a first longitudinal arm 12 positioned at one end of the handle 11, and a second longitudinal arm 13 positioned at the other end of the handle 11;
the adjustable roller 2 comprises a first sliding rod 21 arranged on the first longitudinal arm 12, a second sliding rod 22 arranged on the second longitudinal arm 13, a sliding mandrel 23 slidably inserted on the first and second sliding rods 21 and 22, and a rolling sleeve 24 rotatably sleeved on the sliding mandrel 23;
the roller adjusting device 3 includes:
the transmission cavity 31 is arranged above the second trailing arm 13, a first opening 31a is formed in the right side of the transmission cavity 31, a second opening 31b is formed in the left side of the transmission cavity 31, and a first limiting head 31c is arranged on the lower wall of the second opening 31 b;
a lower through hole 32 penetrating below the transmission cavity 31;
a first torsion bar 33 rotatably inserted in the lower through hole 32;
a first bevel gear 34 provided at an upper end of the first torsion bar 33 and located in the transmission chamber 31;
the second bevel gear 35 is positioned in the transmission cavity 31, and a threaded hole 35a is formed in the middle of the second bevel gear 35;
the driven screw 36 is in threaded connection with the threaded hole 35a, a driving rack 36a is formed on the upper edge of the driven screw 36 in a downward cutting mode, and a first limiting groove 36b matched with the first limiting head 31c is formed on the lower edge of the driven screw 36;
a transmission gear 37 rotatably disposed on the gear shaft 37a, wherein the gear shaft 37a is disposed inside the second trailing arm 13, and the transmission gear 37 is engaged with the driving rack 36 a;
a driven rack 38 which is arranged on the sliding mandrel 23 along the longitudinal direction and is matched with the transmission gear 37;
the adjustable tool rest 4 comprises a tool rest mandrel 41 arranged on the left side of the second longitudinal arm 13, a tool rest sleeve 42 rotatably arranged on the tool rest mandrel 41, a blade 43 arranged on the tool rest sleeve 42, and a third bevel gear 44 which is arranged on the left side of the blade 43 and has the same axial direction with the tool rest mandrel 41;
the tool rest adjustment device 5 includes:
the second torsion bar 51 is longitudinally slidably inserted on the left side of the handle 11, a spring slot 51a is formed at the upper end of the second torsion bar 51 downward, a return spring 51b is arranged in the spring slot 51a, a locking stop 51c is arranged at the part of the second torsion bar 51 above the handle 11, a second limiting head 51d is arranged above the inner wall of the spring slot 51a, upper anti-skid threads are uniformly distributed on the lower end surface of the locking stop 51c in the circumferential direction, and lower anti-skid threads are arranged at the position of the upper end surface of the handle 11 corresponding to the locking stop 51 c;
the rotating core bar 52 is inserted into the spring slot 51a, a second limiting groove 52a matched with the second limiting head 51d is formed in the side face of the rotating core bar 52, a rotating disc 52b is arranged in front of the rotating core bar 52, and a rotating plug 52c is arranged on the front end face of the rotating disc 52 b;
the swinging insertion rod 53 is hinged to the right side of the first longitudinal arm 12, a swinging insertion hole 53a matched with the rotating plug 52c is formed in the middle of the swinging insertion rod 53 along the length direction of the swinging insertion rod 53, and a swinging insertion slot 53b is formed in the stop end of the swinging insertion rod 53;
and a fourth bevel gear 54 in transmission connection with the third bevel gear 44, wherein a bevel gear shaft 54a is rotatably arranged at the lower end of the fourth bevel gear 54, the bevel gear shaft 54a is arranged on the handle 11, and a swing plug 54b in plug-in fit with the swing slot 53b is further arranged on the upper end surface of the fourth bevel gear 54.
The specific use method comprises the following steps:
the method comprises the following steps:
step 1, holding by hand:
the handle 11 is held by hand, and then the adjustable roller 2 is abutted against the skin to be cut;
step 2, adjusting:
step 2.1, adjusting the distance:
the first torsion bar 33 is rotated to drive the first bevel gear 34 to rotate, and further drive the second bevel gear 35 to rotate, the threaded hole 35a drives the driven screw 36 to move in the left-right direction, the driven screw 36 drives the driven rack 38 to move in the longitudinal direction through the transmission gear 37, and drives the sliding mandrel 23 and the rolling sleeve 24 to move in the longitudinal direction, so as to adjust the distance between the rolling sleeve 24 and the blade 43;
step 2.2, angle adjustment:
pressing the second torsion bar 51 upwards to make the upper anti-skid pattern on the lower end surface of the locking block 51c and the lower anti-skid pattern on the upper end surface of the handle 11 separate from contact, then rotating the second torsion bar 51 to drive the rotating core bar 52 to rotate, the rotating plug 52c acting on the swinging jack 53a to make the swinging jack 53 swing back and forth, the swinging slot 53b driving the swinging plug 54b and the fourth bevel gear 54 to swing back and forth, and further driving the third bevel gear 44 and the blade 43 to swing back and forth, so as to realize the angle adjustment of the blade 43;
the second torsion bar 51 is loosened, the compression spring 51 acts on the second torsion bar 51 to make the second torsion bar 51 slide downwards until the upper anti-skid thread on the lower end surface of the locking stop 51c contacts with the lower anti-skid thread on the upper end surface of the handle 11 again to lock the second torsion bar 51, and the angle of the blade 43 is locked;
step 3, taking materials:
the roller skin cutter is pushed to advance on the skin surface, the rolling sleeve 24 abuts against the skin surface and rotates along with the roller cutter advance, and the blade 43 cuts and takes materials from the skin surface.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (1)

1. The utility model provides a roller skinning cutter suitable for burn branch of academic or vocational study which characterized in that: comprises a hand-held shell (1), an adjustable roller (2), a roller adjusting device (3), an adjustable knife rest (4) and a knife rest adjusting device (5);
the handheld shell (1) comprises a handle (11) for holding, a first longitudinal arm (12) positioned at one end of the handle (11), and a second longitudinal arm (13) positioned at the other end of the handle (11);
the adjustable roller (2) comprises a first sliding rod (21) arranged on the first longitudinal arm (12), a second sliding rod (22) arranged on the second longitudinal arm (13), a sliding mandrel (23) slidably inserted on the first and second sliding rods (21, 22), and a rolling sleeve (24) rotatably sleeved on the sliding mandrel (23);
the roller adjusting device (3) comprises:
the transmission cavity (31) is arranged above the second longitudinal arm (13), a first opening (31a) is formed in the right side of the transmission cavity (31), a second opening (31b) is formed in the left side of the transmission cavity (31), and a first limiting head (31c) is arranged on the lower wall of the second opening (31 b);
a lower through hole (32) which is arranged below the transmission cavity (31) in a penetrating way;
a first torsion bar (33) rotatably inserted in the lower through hole (32);
the first bevel gear (34) is arranged at the upper end of the first torsion bar (33) and is positioned in the transmission cavity (31);
the second bevel gear (35) is positioned in the transmission cavity (31), and a threaded hole (35a) is formed in the middle of the second bevel gear (35);
the driven screw (36) is in threaded connection with the threaded hole (35a), the upper edge of the driven screw (36) is cut downwards to form a driving rack (36a), and the lower edge of the driven screw (36) is formed with a first limiting groove (36b) matched with the first limiting head (31 c);
the transmission gear (37) is rotatably arranged on the gear shaft (37a), the gear shaft (37a) is arranged on the inner side of the second longitudinal arm (13), and the transmission gear (37) is matched with the driving rack (36 a);
the driven rack (38) is arranged on the sliding mandrel (23) along the longitudinal direction and is matched with the transmission gear (37);
the adjustable tool rest (4) comprises a tool rest mandrel (41) arranged on the left side of the second longitudinal arm (13), a tool rest sleeve (42) rotatably arranged on the tool rest mandrel (41), a blade (43) arranged on the tool rest sleeve (42), and a third bevel gear (44) which is arranged on the left side of the blade (43) and has the axial direction consistent with that of the tool rest mandrel (41);
the tool holder adjustment device (5) comprises:
the second torsion bar (51) is inserted on the left side of the handle (11) in a longitudinally slidable manner, a spring slot (51a) is formed at the upper end of the second torsion bar (51) downwards, a reset spring (51b) is arranged in the spring slot (51a), a locking stop block (51c) is arranged at the part, located above the handle (11), of the second torsion bar (51), a second limiting head (51d) is arranged above the inner wall of the spring slot (51a), upper anti-skid grains are uniformly distributed on the lower end face of the locking stop block (51c) in the circumferential direction, and lower anti-skid grains are arranged at the position, corresponding to the locking stop block (51c), of the upper end face of the handle (11);
the rotating core rod (52) is inserted into the spring slot (51a), a second limiting groove (52a) matched with the second limiting head (51d) is formed in the side face of the rotating core rod (52), a rotating disc (52b) is arranged in front of the rotating core rod (52), and a rotating plug (52c) is arranged on the front end face of the rotating disc (52 b);
the swing insertion rod (53) is hinged to the right side of the first longitudinal arm (12), a swing insertion hole (53a) matched with the rotating plug (52c) is formed in the middle of the swing insertion rod (53) along the length direction of the swing insertion rod, and a swing insertion slot (53b) is formed in the end of the swing insertion rod (53);
the fourth bevel gear (54) is in transmission connection with the third bevel gear (44), a bevel gear shaft (54a) is rotatably arranged at the lower end of the fourth bevel gear (54), the bevel gear shaft (54a) is arranged on the handle (11), and a swing plug (54b) in plug-in fit with the swing slot (53b) is further arranged on the upper end face of the fourth bevel gear (54).
CN201710946407.7A 2017-10-12 2017-10-12 Roller skin taking cutter suitable for burn department Active CN107736923B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710946407.7A CN107736923B (en) 2017-10-12 2017-10-12 Roller skin taking cutter suitable for burn department

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710946407.7A CN107736923B (en) 2017-10-12 2017-10-12 Roller skin taking cutter suitable for burn department

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Publication Number Publication Date
CN107736923A CN107736923A (en) 2018-02-27
CN107736923B true CN107736923B (en) 2020-04-07

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CN112120760B (en) * 2020-09-24 2022-01-18 青岛市城阳区人民医院 Roller skin taking cutter suitable for burn department
CN113262018B (en) * 2021-07-07 2022-10-25 徐相宏 Rotary mechanism and medical paranasal sinus suction cutter

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1029959A1 (en) * 1981-03-06 1983-07-23 Всесоюзный научно-исследовательский и испытательный институт медицинской техники Skin transplant perforator
RU2044518C1 (en) * 1992-12-22 1995-09-27 Константин Александрович Дроздов Device for reticular perforation of transplants
CN1179744A (en) * 1995-02-08 1998-04-22 温德莫勒及霍尔希尔公司 Variable diameter cutter roller or glue spreading roller
CN203244435U (en) * 2013-05-23 2013-10-23 曲应伟 Roll shaft skin-taking knife
CN203598016U (en) * 2013-11-19 2014-05-21 杨学慧 Roll shaft skin cutting device for general surgery department
CN104552430A (en) * 2015-01-28 2015-04-29 联盛纸业（龙海）有限公司 Automatic cutter adjuster and method for applying same
CN204500890U (en) * 2015-03-19 2015-07-29 烟台毓璜顶医院 Burns unit dermatome
CN204500887U (en) * 2015-03-19 2015-07-29 烟台毓璜顶医院 Burns unit dermatome
CN205184986U (en) * 2015-12-11 2016-04-27 山东百圣源集团有限公司 Log disbarking machine
CN106489557A (en) * 2016-11-04 2017-03-15 成都森钰泓绿化工程有限公司 A kind of hand-push apparatus with pruning serrated knife

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1029959A1 (en) * 1981-03-06 1983-07-23 Всесоюзный научно-исследовательский и испытательный институт медицинской техники Skin transplant perforator
RU2044518C1 (en) * 1992-12-22 1995-09-27 Константин Александрович Дроздов Device for reticular perforation of transplants
CN1179744A (en) * 1995-02-08 1998-04-22 温德莫勒及霍尔希尔公司 Variable diameter cutter roller or glue spreading roller
CN203244435U (en) * 2013-05-23 2013-10-23 曲应伟 Roll shaft skin-taking knife
CN203598016U (en) * 2013-11-19 2014-05-21 杨学慧 Roll shaft skin cutting device for general surgery department
CN104552430A (en) * 2015-01-28 2015-04-29 联盛纸业（龙海）有限公司 Automatic cutter adjuster and method for applying same
CN204500890U (en) * 2015-03-19 2015-07-29 烟台毓璜顶医院 Burns unit dermatome
CN204500887U (en) * 2015-03-19 2015-07-29 烟台毓璜顶医院 Burns unit dermatome
CN205184986U (en) * 2015-12-11 2016-04-27 山东百圣源集团有限公司 Log disbarking machine
CN106489557A (en) * 2016-11-04 2017-03-15 成都森钰泓绿化工程有限公司 A kind of hand-push apparatus with pruning serrated knife

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