CN221583667U - Composite skin preparation knife - Google Patents
Composite skin preparation knife Download PDFInfo
- Publication number
- CN221583667U CN221583667U CN202420119311.9U CN202420119311U CN221583667U CN 221583667 U CN221583667 U CN 221583667U CN 202420119311 U CN202420119311 U CN 202420119311U CN 221583667 U CN221583667 U CN 221583667U
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- Prior art keywords
- rod
- fixed
- rotary
- assembly
- skin preparation
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- 238000002360 preparation method Methods 0.000 title claims abstract description 40
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 238000003860 storage Methods 0.000 claims description 26
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000006748 scratching Methods 0.000 description 6
- 230000002393 scratching effect Effects 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010019049 Hair texture abnormal Diseases 0.000 description 1
- 208000002847 Surgical Wound Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000000981 epithelium Anatomy 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
Abstract
The utility model relates to the technical field of surgical knives, in particular to a composite skin preparation knife. The utility model comprises a knife handle assembly, a blade assembly arranged at the top of the knife handle assembly, a liquid outlet assembly arranged inside the knife handle assembly and communicated with the blade assembly, and a collecting assembly detachably connected with the bottom of the knife handle assembly; the knife handle assembly comprises a connecting rod at the bottom, an elastic rod fixedly connected with the top of the connecting rod and a fixed rod in threaded connection with the top of the elastic rod; the bottom of the fixing rod is provided with a fixing groove, and the liquid outlet component is arranged in the fixing groove; the blade assembly comprises a fixed blade holder fixedly connected with the top of the fixed rod and a rotary blade holder rotationally connected with the top of the fixed rod; the fixed rod is internally provided with a rotating part, and the top of the rotating part penetrates through the fixed rod and is fixedly connected with the rotary tool apron. The device can fold the blade of the skin preparation knife, and the hair in the concave part can be conveniently scraped.
Description
Technical Field
The utility model relates to the technical field of surgical knives, in particular to a composite skin preparation knife.
Background
The purpose of medical epithelium is mainly to reduce the probability of infection in the surgical area, facilitate the surgical procedure, and facilitate the healing of the surgical incision. In operation, the skin preparation area is fully exposed, and in order to reduce the possibility of scratching the skin, a lubricant is often applied to the skin preparation area, and then a skin preparation knife is used for shaving the hair of the skin preparation area.
Currently, the dermatomes widely used in clinic generally have the following problems:
1. Because the armpits of the patient are different in depth, the armpits of the patient with a certain thin armpit are deeper, and the pit is difficult to clean thoroughly due to the large size by using the conventional skin preparation knife;
2. Some patients have harder or dry hair, the hair is directly scraped to cause the difficulty of cleaning, the experience of the patients is poor when the skin is prepared, and the skin preparation part of the patients is possibly damaged in the skin preparation process;
3. because more hair is prepared, the hair cannot be collected in time after being scraped, and the scraped hair can be scattered on a sickbed and a patient and is difficult to clean;
therefore, a composite skin preparation knife is needed to solve the problems.
Disclosure of Invention
In order to solve the problems, the utility model aims to provide a composite skin preparation knife, which can fold a knife blade of the skin preparation knife, so that the hair in a concave part can be scraped conveniently.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A composite skin preparation knife comprises a knife handle assembly, a blade assembly arranged at the top of the knife handle assembly, a liquid outlet assembly arranged inside the knife handle assembly and communicated with the blade assembly, and a collecting assembly detachably connected with the bottom of the knife handle assembly; the knife handle assembly comprises a connecting rod at the bottom, an elastic rod fixedly connected with the top of the connecting rod and a fixed rod in threaded connection with the top of the elastic rod; the bottom of the fixing rod is provided with a fixing groove, and the liquid outlet component is arranged in the fixing groove; the blade assembly comprises a fixed blade holder fixedly connected with the top of the fixed rod and a rotary blade holder rotationally connected with the top of the fixed rod; the fixed rod is internally provided with a rotating part, and the top of the rotating part penetrates through the fixed rod and is fixedly connected with the rotary tool apron.
More preferably, the rotating member includes a rotating post disposed inside the fixed post and a rotating rod fixedly connected to the rotating post; the inside cavity of seting up with the spliced pole adaptation of dead lever, the spout with rotary rod adaptation is seted up to cavity bottom one side, rotary rod top passes dead lever and rotary knife holder fixed connection.
More preferably, clamping pieces are symmetrically arranged at two ends of the sliding groove, each clamping piece comprises an elastic telescopic rod symmetrically arranged at two sides of the sliding groove and a hemispherical block fixedly connected with the driving end of the elastic telescopic rod, and clamping grooves matched with the hemispherical blocks are symmetrically arranged at two sides of the rotating rod.
More preferably, the liquid outlet component comprises a liquid storage pipe fixed in the fixed groove, and a fixed guide pipe and a rotating guide pipe which are communicated with the top of the liquid storage pipe; a plurality of groups of first through holes are formed in the bottom of the fixed tool apron, and the first through holes are communicated with the fixed guide pipe; and a plurality of groups of second through holes are formed in the bottom of the rotary tool apron, and the second through holes are communicated with the rotary guide pipe.
More preferably, the bottom of the liquid storage tube is fixedly connected with a linear driver, the top of the linear driver is fixedly connected with a push plate, the push plate is attached to the inner wall of the liquid storage tube, the outer wall of the liquid storage tube is provided with a button for controlling the linear driver, and the button is electrically connected with the linear driver.
More preferably, a control valve is fixed at the position where the fixed conduit and the rotary conduit are arranged at the top of the liquid storage pipe, a switch for controlling the control valve is arranged on the outer side wall of the fixed rod, and the control valve is electrically connected with the switch
More preferably, the collecting assembly comprises a fixing seat clamped with the connecting rod and a collecting bag adhered to one side of the fixing seat, and the other side of the collecting bag is adhered to the skin of a human body.
The utility model has the following beneficial effects:
1. According to the utility model, the length of the blade assembly can be changed through the cooperation of the fixed blade holder and the rotary blade holder, so that the aim of conveniently cleaning a relatively gentle large-area and a relatively concave small-area can be fulfilled, on one hand, the risk of scratching other areas of armpits due to the fact that the size of the blade is large when a patient with deeper armpits is cleaned can be avoided, on the other hand, the complex operation process caused by the fact that the size of the blade is small when the patient with shallower armpits is cleaned can be avoided, and the skin preparation time of the patient is saved;
2. The hair of the patient can be moistened through the arrangement of the liquid outlet component, so that the risk of scratching the patient in the skin preparation process is reduced, and the comfort of the patient in skin preparation is improved;
3. The hair collecting device can collect the hair hung on the patient during skin preparation in time through the collecting assembly, so that the hair is prevented from scattering on the sickbed and the patient, and the patient and the sickbed are cleaned more conveniently and rapidly.
Drawings
FIG. 1 is a schematic view of a dermatome (without a collection assembly)
FIG. 2 is a schematic view of the whole skin preparation knife (with a collection assembly);
FIG. 3 is a front cross-sectional view of the skin preparation knife;
FIG. 4 is an enlarged view of the structure at A;
Fig. 5 is a cross-sectional bottom view of the dermatome.
Reference numerals illustrate:
1. A handle assembly; 11. a connecting rod; 12. an elastic rod; 13. a fixed rod; 131. a fixing groove; 132. a cavity; 133. a chute; 2. a blade assembly; 21. fixing the tool apron; 211. a first through hole; 22. rotating the tool apron; 221. a second through hole; 3. a liquid outlet component; 31. a liquid storage tube; 32. fixing the catheter; 33. rotating the catheter; 34. a linear driver; 35. a push plate; 36. a control valve; 37. a switch; 38. a button; 4. a collection assembly; 41. a fixing seat; 42. a collection bag; 5. a rotating member; 51. rotating the column; 52. a rotating rod; 521. a clamping groove; 6. a clamping piece; 61. an elastic telescopic rod; 62. hemispherical blocks.
Detailed Description
The utility model will be described in further detail with reference to the accompanying drawings and specific embodiments
Referring to fig. 1-3, the composite skin preparation knife comprises a knife handle assembly 1, a blade assembly 2 arranged at the top of the knife handle assembly 1, a liquid outlet assembly 3 arranged inside the knife handle assembly 1 and communicated with the blade assembly 2, and a collecting assembly 4 detachably connected with the bottom of the knife handle assembly 1; the knife handle assembly 1 comprises a connecting rod 11 at the bottom, an elastic rod 12 fixedly connected with the top of the connecting rod 11 and a fixed rod 13 in threaded connection with the top of the elastic rod 12; a fixing groove 131 is formed in the bottom of the fixing rod 13, and the liquid outlet component 3 is arranged in the fixing groove 131; the blade assembly 2 comprises a fixed blade holder 21 fixedly connected with the top of the fixed rod 13 and a rotary blade holder 22 rotatably connected with the top of the fixed rod 13; the fixed rod 13 is internally provided with a rotating piece 5, and the top of the rotating piece 5 penetrates through the fixed rod 13 and is fixedly connected with the rotary tool apron 22.
The length of the blade assembly 2 can be changed through the cooperation of the fixed blade holder 21 and the rotary blade holder 22, so that the purpose of conveniently cleaning a relatively gentle large-area and a relatively concave small-area can be achieved, on one hand, the risk of scratching other areas of armpits due to the fact that the size of the blade is large when a patient with deeper armpits is cleaned can be avoided, on the other hand, the complex operation process caused by the fact that the size of the blade is small when the patient with shallower armpits is cleaned can be avoided, and the skin preparation time of the patient is saved; the hair of the patient can be moistened through the arrangement of the liquid outlet component 3, so that the risk of scratching the patient in the skin preparation process is reduced, and the comfort of the patient in skin preparation is improved; the hair hung down during skin preparation of a patient can be timely collected through the collecting assembly 4, and the hair is prevented from scattering to the sickbed and the patient, so that the hair can be more convenient and faster when the patient and the sickbed are cleaned.
Referring to fig. 3 to 4, as a possible embodiment of the present embodiment, it is preferable that the rotating member 5 includes a rotating post 51 provided inside the fixed rod 13 and a rotating rod 52 fixedly connected to the rotating post 51; a cavity 132 matched with the rotary column 51 is formed in the fixed rod 13, a chute 133 matched with the rotary rod 52 is formed on one side of the bottom of the cavity 132, and the top of the rotary rod 52 passes through the fixed rod 13 and is fixedly connected with the rotary tool apron 22; the rotation to rotatory blade holder 22 can be realized through the setting of rotating piece 5, and simultaneously rotating piece 5 sets up inside dead angle is clean to the outside dead angle that can reduce the skin preparation sword to reduce breeding of bacterium, thereby reduce the risk that the patient infects when the skin preparation.
Referring to fig. 3, as a possible implementation manner of the present solution, preferably, two ends of the chute 133 are symmetrically provided with the clamping pieces 6, the clamping pieces 6 include elastic telescopic rods 61 symmetrically disposed at two sides of the chute 133 and hemispherical blocks 62 fixedly connected with the driving ends of the elastic telescopic rods 61, and two sides of the rotating rod 52 are symmetrically provided with clamping grooves 521 adapted to the hemispherical blocks 62; the stability of the rotary tool holder 22 in use can be increased by the provision of the clamping member 6, so that the rotary tool holder 22 is prevented from sliding in use.
Referring to fig. 3 to 5, as a possible embodiment of the present embodiment, it is preferable that the liquid discharging assembly 3 includes a liquid storage tube 31 fixed in a fixed groove 131, and a fixed guide tube 32 and a rotating guide tube 33 communicating with the top of the liquid storage tube 31; a plurality of groups of first through holes 211 are formed in the bottom of the fixed tool apron 21, and the first through holes 211 are communicated with the fixed guide pipe 32; a plurality of groups of second through holes 221 are formed in the bottom of the rotary tool apron 22, and the second through holes 221 are communicated with the rotary guide tube 33; through the arrangement of the liquid storage tube 31, the fixed guide tube 32, the rotating guide tube 33, the first through hole 211 and the second through hole 221, the liquid in the liquid storage tube 31 can flow out from the first through hole 211 and the second through hole 221 through the fixed guide tube 32 and the rotating guide tube 33 when the skin preparation knife is used for skin preparation, so that the hair of a patient is moistened, the risk of scratching the patient in the skin preparation process is reduced, and the comfort of the patient during skin preparation is improved.
Referring to fig. 3, as a possible implementation manner of the present solution, preferably, the bottom of the liquid storage tube 31 is fixedly connected with a linear driver 34, the top of the linear driver 34 is fixedly connected with a push plate 35, the push plate 35 is attached to the inner wall of the liquid storage tube 31, a button 38 for controlling the linear driver 34 is disposed on the outer wall of the liquid storage tube 31, and the button 38 is electrically connected with the linear driver 34; by providing the linear driver 34 and the push plate 35, the liquid in the liquid storage tube 31 can be pushed to the top by driving the linear driver 34, so that the liquid flows out from the first through hole 211 and the second through hole 221.
Referring to fig. 3, as a possible implementation manner of the present solution, preferably, a control valve 36 is fixed at the position where the fixed conduit 32 and the rotating conduit 33 are disposed at the top of the liquid storage tube 31, a switch 37 for controlling the control valve 36 is disposed on the outer side wall of the fixed rod 13, and the control valve 36 is electrically connected with the switch 37; control of the outflow of liquid is achieved by the provision of a control valve 36 and a switch 37, avoiding the outflow of liquid through the tapping assembly 3 when the dermatome is not in use and when the patient is not in need of being moistened with liquid.
Referring to fig. 2, as a possible embodiment of the present embodiment, it is preferable that the collecting assembly 4 includes a fixing base 41 engaged with the connection rod 11 and a collecting bag 42 adhered to one side of the fixing base 41, and the other side of the collecting bag 42 is adhered to the skin of the human body; through setting up of fixing base 41 and collection bag 42, when realizing collecting the hair in collection bag 42, can realize the convenient dismantlement to collection bag 42.
The working principle of the device is as follows:
When the cutter is used, if the skin is prepared in a deeper and smaller concave position, the rotary cutter holder 22 is rotated to one side of the fixed cutter holder 21, so that the length of the cutter blade assembly 2 is reduced, and when the cutter is used, if the skin is prepared in a shallower and larger area, the rotary cutter holder 22 is rotated to one side far away from the fixed cutter holder 21, so that the length of the cutter blade assembly 2 is increased; when in use, the switch 37 is pressed to open the control valve 36, then the button 38 is used to make the linear driver 34 operate, the liquid in the liquid storage tube 31 flows out from the first through hole 211 and the second through hole 221 along the fixed conduit 32 and the rotating conduit 33 respectively under the action of the linear driver 34 on the push plate 35, so that the hair is wetted, then the hair is scraped by the blade fixed in the fixed cutter holder 21 and the blade fixed in the rotating cutter holder 22, the scraped hair falls to the collecting bag 42, and enters the collecting bag 42 from the gap between the collecting bag 42 and the fixed seat 41 for collecting; in the device, the fixing rod 13 is detachably arranged, so that the liquid storage tube 31 can be quickly detached.
The foregoing description is only specific embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.
Claims (7)
1. A compound skin preparation sword which characterized in that: the device comprises a knife handle assembly (1), a blade assembly (2) arranged at the top of the knife handle assembly (1), a liquid outlet assembly (3) which is arranged inside the knife handle assembly (1) and is communicated with the blade assembly (2), and a collecting assembly (4) which is detachably connected with the bottom of the knife handle assembly (1);
The knife handle assembly (1) comprises a connecting rod (11) at the bottom, an elastic rod (12) fixedly connected with the top of the connecting rod (11) and a fixing rod (13) in threaded connection with the top of the elastic rod (12); a fixing groove (131) is formed in the fixing rod (13), and the liquid outlet component (3) is arranged in the fixing groove (131);
The blade assembly (2) comprises a fixed blade holder (21) fixedly connected with the top of the fixed rod (13) and a rotary blade holder (22) rotatably connected with the top of the fixed rod (13); the rotary part (5) is arranged in the fixed rod (13), and the top of the rotary part (5) penetrates through the fixed rod (13) to be fixedly connected with the rotary tool apron (22).
2. The composite skin preparation knife according to claim 1, wherein: the rotating piece (5) comprises a rotating column (51) arranged inside the fixed rod (13) and a rotating rod (52) fixedly connected with the rotating column (51); the rotary knife rest is characterized in that a cavity (132) matched with the rotary column (51) is formed in the fixing rod (13), a sliding groove (133) matched with the rotary rod (52) is formed in one side of the bottom of the cavity (132), and the top of the rotary rod (52) penetrates through the fixing rod (13) to be fixedly connected with the rotary knife rest (22).
3. A composite skin preparation knife according to claim 2, wherein: the novel rotary rod is characterized in that clamping pieces (6) are symmetrically arranged at two ends of the sliding groove (133), each clamping piece (6) comprises an elastic telescopic rod (61) symmetrically arranged at two sides of the sliding groove (133) and a hemispherical block (62) fixedly connected with the driving end of the elastic telescopic rod (61), and clamping grooves (521) matched with the hemispherical blocks (62) are symmetrically formed in two sides of the rotary rod (52).
4. The composite skin preparation knife according to claim 1, wherein: the liquid outlet assembly (3) comprises a liquid storage pipe (31) fixed in a fixed groove (131) and a fixed guide pipe (32) and a rotary guide pipe (33) which penetrate through a rotary column (51) at the top end and are communicated with the top of the liquid storage pipe (31) at the bottom; a plurality of groups of first through holes (211) are formed in the bottom of the fixed tool apron (21), and the first through holes (211) are communicated with the fixed guide pipe (32); a plurality of groups of second through holes (221) are formed in the bottom of the rotary tool apron (22), and the second through holes (221) are communicated with the rotary guide pipe (33).
5. The composite skin preparation knife according to claim 4, wherein: the utility model discloses a liquid storage tube, including liquid storage tube (31), liquid storage tube (31) bottom fixedly connected with sharp driver (34), sharp driver (34) top fixed connection push pedal (35), push pedal (35) are laminated with liquid storage tube (31) inner wall, liquid storage tube (31) outer wall is equipped with button (38) of control sharp driver (34), button (38) and sharp driver (34) electric connection.
6. The composite skin preparation knife according to claim 5, wherein: the top of the liquid storage pipe (31) is provided with a fixed guide pipe (32) and a rotating guide pipe (33) which are fixedly provided with a control valve (36), the outer side wall of the fixed rod (13) is provided with a switch (37) for controlling the control valve (36), and the control valve (36) is electrically connected with the switch (37).
7. The composite skin preparation knife according to claim 1, wherein: the collecting assembly (4) comprises a fixing seat (41) clamped with the connecting rod (11) and a collecting bag (42) bonded with one side of the fixing seat (41), and the other side of the collecting bag (42) is bonded with the skin of a human body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420119311.9U CN221583667U (en) | 2024-01-17 | 2024-01-17 | Composite skin preparation knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420119311.9U CN221583667U (en) | 2024-01-17 | 2024-01-17 | Composite skin preparation knife |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221583667U true CN221583667U (en) | 2024-08-23 |
Family
ID=92395560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420119311.9U Active CN221583667U (en) | 2024-01-17 | 2024-01-17 | Composite skin preparation knife |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221583667U (en) |
-
2024
- 2024-01-17 CN CN202420119311.9U patent/CN221583667U/en active Active
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