阅读说明：本技术 一种外科伤口杀菌方法 (Surgical wound sterilization method ) 是由 徐鑫林 徐冰 于 2020-12-26 设计创作，主要内容包括：本发明公开了一种外科伤口杀菌方法,包括如下步骤：遮挡板打开步骤：旋拧壳体上的调节杆,调节齿轮通过上齿圈带动内齿圈转动,内齿圈带动活动圈转动从而使得遮挡板打开开口,开口位于杀菌机构的正下方；杀菌机构下移步骤：内齿圈转动的同时通过传动机构带动杀菌机构下移；其中杀菌机构包括外筒、内筒、杀菌灯和转杆组件,外筒与传动机构连接,内筒可旋转且可收纳地位于外筒内,杀菌灯偏心地设置在内筒的底部；杀菌机构角度调整步骤：将调节杆向壳体内推使得其与转杆组件配接,接着旋拧调节杆,转杆组件在调节杆的带动下转动使得内筒相对外筒旋转伸出,以将杀菌灯的位置调整至合适位置。(The invention discloses a surgical wound sterilization method, which comprises the following steps: a shielding plate opening step: an adjusting rod on the shell is screwed, the adjusting gear drives the inner gear ring to rotate through the upper gear ring, the inner gear ring drives the movable ring to rotate, so that the shielding plate opens the opening, and the opening is located right below the sterilizing mechanism; moving the sterilization mechanism downwards: the inner gear ring rotates and simultaneously drives the sterilization mechanism to move downwards through the transmission mechanism; the sterilizing mechanism comprises an outer barrel, an inner barrel, a sterilizing lamp and a rotating rod assembly, wherein the outer barrel is connected with the transmission mechanism, the inner barrel is rotatably and retractably positioned in the outer barrel, and the sterilizing lamp is eccentrically arranged at the bottom of the inner barrel; and (3) sterilizing mechanism angle adjustment: the adjusting rod is pushed into the shell to be matched and connected with the rotating rod assembly, then the adjusting rod is screwed, and the rotating rod assembly is driven by the adjusting rod to rotate to enable the inner barrel to extend out in a rotating mode relative to the outer barrel, so that the position of the germicidal lamp is adjusted to a proper position.)

1. A method of sterilizing a surgical wound, comprising the steps of: a shielding plate opening step: an adjusting rod on the shell is screwed, the adjusting gear drives the inner gear ring to rotate through the upper gear ring, the inner gear ring drives the movable ring to rotate, so that the shielding plate opens the opening, and the opening is located right below the sterilizing mechanism; moving the sterilization mechanism downwards: the inner gear ring rotates and simultaneously drives the sterilization mechanism to move downwards through the transmission mechanism; the sterilizing mechanism comprises an outer barrel, an inner barrel, a sterilizing lamp and a rotating rod assembly, wherein the outer barrel is connected with the transmission mechanism, the inner barrel is rotatably and retractably positioned in the outer barrel, and the sterilizing lamp is eccentrically arranged at the bottom of the inner barrel; and (3) sterilizing mechanism angle adjustment: the adjusting rod is pushed into the shell to be matched and connected with the rotating rod assembly, then the adjusting rod is screwed, and the rotating rod assembly is driven by the adjusting rod to rotate to enable the inner barrel to extend out in a rotating mode relative to the outer barrel, so that the position of the germicidal lamp is adjusted to a proper position.

2. The surgical wound sterilization method according to claim 1, wherein the first side of the outer cylinder in the sterilization mechanism angle adjustment step is provided with an annular guide rail, the outer wall of the inner cylinder is fixedly connected with a slide rod, the slide rod is matched and connected with the annular chute, the rotary rod assembly comprises a rotary rod and two limiting rods, the two limiting rods extend into the inner cylinder, the rotary rod is fixedly connected with the two limiting rods, the two limiting rods are arranged in parallel to form a limiting space, and the slide rod extends from the outer wall of the inner cylinder to the inside of the inner cylinder and is matched and connected in the limiting space; the bull stick subassembly rotates under the drive of adjusting the pole and makes the relative urceolus rotation of inner tube stretch out and include: the adjusting rod drives the two limiting rods to rotate through the rotating rod, so that the sliding rod slides in the annular guide rail, and the inner cylinder can rotate relative to the outer cylinder while extending out.

3. The surgical wound sterilizer method of claim 1, wherein the shutter opening step and the sterilization mechanism down-moving step are started simultaneously.

4. The surgical wound sterilization method according to claim 1, wherein in the sterilization mechanism downward moving step, a threaded sleeve is fixed at the top of the sterilization mechanism, a screw rod is connected with the threaded sleeve in a threaded manner, and the screw rod is connected with a transmission mechanism; the inner gear ring drives the sterilization mechanism to move downwards through the transmission mechanism while rotating comprises: the inner gear ring drives the transmission mechanism to rotate, and the sterilization mechanism moves downwards along the screw rod along with the threaded sleeve.

5. The surgical wound sterilization method according to claim 4, wherein the transmission mechanism in the downward movement step of the sterilization mechanism comprises a lower gear, an upper gear, an intermediate gear and a screw gear, the lower gear is engaged with the inner gear ring, the upper gear is relatively and fixedly connected with the upper gear through a transmission shaft, the screw gear is engaged with the upper gear through the intermediate gear, and the screw is fixedly connected with the screw gear; the ring gear drives the drive mechanism to rotate, and the sterilization mechanism moves down along the screw rod along with the threaded sleeve comprises: the inner gear ring sequentially passes through the lower gear, the upper gear, the middle gear and the screw gear to drive the screw to rotate, and the sterilization mechanism moves downwards along the screw along with the threaded sleeve.

6. The surgical wound sterilization method according to claim 5, wherein the bottom of the housing is provided with a limit step abutting against the movable ring, and the sterilization mechanism downward moving step is finished after the limit step abuts against the movable ring.

7. The method for sterilizing a surgical wound according to claim 1, wherein the shielding plates and the shielding plate opening step are provided with a fixed plate at the bottom of the housing, the fixed plate is provided with the opening, a plurality of shielding plates for closing the opening and a movable ring for driving the plurality of shielding plates to rotate, the fixed plate is provided with fixed teeth at the inner wall thereof, each shielding plate is provided with movable teeth engaged with the fixed teeth, the plurality of shielding plates are connected with the movable ring through respective connecting pins, and the adjusting gear is in transmission with the movable ring and drives the movable ring to rotate so that the plurality of shielding plates open the opening.

8. The method for sterilizing a surgical wound according to claim 7, wherein the adjusting gear rotates the upper gear ring and the inner gear ring in the step of opening the shielding plate, when the action block of the inner gear ring abuts against the pressing block, the action block drives the movable rod to rotate by the abutting action of the pressing block, and the movable ring rotates along with the movable rod to open the shielding plate.

9. The method for sterilizing a surgical wound according to claim 7, wherein after the pressing block abuts against the end of the limiting groove in the step of opening the shielding plate, the acting block and the pressing block are separated from each other and continue to rotate along with the inner gear ring, and the step of opening the shielding plate is finished.

10. A method of sterilizing a surgical wound according to claim 1, wherein the housing has a base attached thereto by a telescoping rod assembly, the shutter opening step comprising, prior to: the shell is adjusted to a primary proper position through the telescopic rod.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a surgical wound sterilization instrument.

Background

The surgical wound sterilization instrument is used for sterilization treatment of wounds of surgical patients and promoting wound healing. CN106345065A discloses an ultraviolet sterilizer for infected wounds, the upside of an ultraviolet sterilizer in the ultraviolet sterilizer is connected with a connection pipe of a physical therapy device, the inside of the ultraviolet sterilizer is provided with an ultraviolet physical therapy emitting port, the inside of the ultraviolet physical therapy emitting port is provided with an ultraviolet emitting lamp, the upside of the ultraviolet physical therapy emitting port is connected with an emitting port shield, the emitting port shield is connected with a physical therapy controller, the inside of the physical therapy controller is provided with a control unit, when medical staff carries out sterilization treatment to the wounds of patients, the device is pushed to a position to be treated through a pushing handle main frame, a power supply is switched on, an ultraviolet start key and an intensity adjusting key are pressed to adjust the ultraviolet intensity to be suitable, the medical staff stretches the affected part of the upper limbs of the patients from the upper limbs extending port, the ultraviolet sterilizer in the sterilizer starts to play a role, the ultraviolet emitting lamp emits ultraviolet rays, a microprocessor is arranged in a comprehensive control box, receive the inside control signal of host computer, carry out the pressure regulating to current control valve, and then play the effect of transferring to ultraviolet intensity, ultraviolet sterilization case is under the effect of front and back activity ware, and the front and back regulation carries out comprehensive sterilization to the wound.

Because this CN106345065A can only carry out the fore-and-aft regulation to the bactericidal lamp, can't carry out upper and lower regulation to the bactericidal lamp, consequently CN106345065A can't realize that the position of bactericidal lamp is all-round adjustable, can't focus the light source that the bactericidal lamp sent to the wound fast, and CN 106345065A's bactericidal lamp exposes outside all the time in addition, can't carry out effective protection to the bactericidal lamp, especially bruise or ash fall easily when not using.

Disclosure of Invention

An object of an embodiment of the present invention is to provide a method for sterilizing a surgical wound, so as to solve the technical problems in the background art.

In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions: a method of sterilizing a surgical wound comprising the steps of: a shielding plate opening step: an adjusting rod on the shell is screwed, the adjusting gear drives the inner gear ring to rotate through the upper gear ring, the inner gear ring drives the movable ring to rotate, so that the shielding plate opens the opening, and the opening is located right below the sterilizing mechanism; moving the sterilization mechanism downwards: the inner gear ring rotates and simultaneously drives the sterilization mechanism to move downwards through the transmission mechanism; the sterilizing mechanism comprises an outer barrel, an inner barrel, a sterilizing lamp and a rotating rod assembly, wherein the outer barrel is connected with the transmission mechanism, the inner barrel is rotatably and retractably positioned in the outer barrel, and the sterilizing lamp is eccentrically arranged at the bottom of the inner barrel; and (3) sterilizing mechanism angle adjustment: the adjusting rod is pushed into the shell to be matched and connected with the rotating rod assembly, then the adjusting rod is screwed, and the rotating rod assembly is driven by the adjusting rod to rotate to enable the inner barrel to extend out in a rotating mode relative to the outer barrel, so that the position of the germicidal lamp is adjusted to a proper position.

As a further scheme of the invention: the first side of the outer cylinder in the step of adjusting the angle of the sterilizing mechanism is provided with an annular guide rail, the outer wall of the inner cylinder is fixedly connected with a sliding rod, the sliding rod is matched and connected with the annular sliding groove, the rotating rod assembly comprises a rotating rod and two limiting rods, the two limiting rods extend into the inner cylinder, the rotating rod is fixedly connected with the two limiting rods, the two limiting rods are arranged in parallel to form a limiting space, and the sliding rod extends from the outer wall of the inner cylinder to the inside of the inner cylinder and is matched and connected in the limiting space; the bull stick subassembly rotates under the drive of adjusting the pole and makes the relative urceolus rotation of inner tube stretch out and include: the adjusting rod drives the two limiting rods to rotate through the rotating rod, so that the sliding rod slides in the annular guide rail, and the inner cylinder can rotate relative to the outer cylinder while extending out.

As a further scheme of the invention: the opening step of the shielding plate and the downward moving step of the sterilization mechanism are started synchronously.

As a further scheme of the invention: in the step of moving the sterilization mechanism downwards, a threaded sleeve is fixed at the top of the sterilization mechanism, and is in threaded connection with a screw rod which is connected with a transmission mechanism; the inner gear ring drives the sterilization mechanism to move downwards through the transmission mechanism while rotating comprises: the inner gear ring drives the transmission mechanism to rotate, and the sterilization mechanism moves downwards along the screw rod along with the threaded sleeve.

As a further scheme of the invention: the transmission mechanism in the downward moving step of the sterilization mechanism comprises a lower gear, an upper gear, a middle gear and a screw rod gear, wherein the lower gear is meshed with the inner gear ring, the upper gear is relatively and fixedly connected with the upper gear through a transmission shaft, the screw rod gear is meshed with the upper gear through the middle gear, and the screw rod is fixedly connected with the screw rod gear; the ring gear drives the drive mechanism to rotate, and the sterilization mechanism moves down along the screw rod along with the threaded sleeve comprises: the inner gear ring sequentially passes through the lower gear, the upper gear, the middle gear and the screw gear to drive the screw to rotate, and the sterilization mechanism moves downwards along the screw along with the threaded sleeve.

As a further scheme of the invention: the bottom of the shell is provided with a limiting step abutted against the movable ring, and the step of moving the sterilization mechanism downwards is finished after the limiting step is abutted against the movable ring.

As a further scheme of the invention: the baffle plate is opened and is step in the casing bottom and be equipped with the fixed plate, and the fixed plate is equipped with the opening, close a plurality of the baffle plate of open-ended and drive a plurality of baffle plate pivoted movable ring, the inner wall of fixed plate is equipped with fixed tooth, every baffle plate all be equipped with fixed tooth meshing's movable tooth, a plurality of baffle plates are connected with the movable ring through respective connecting pin, adjusting gear and movable ring transmission and drive the movable ring and rotate and make a plurality of baffle plates open the opening.

As a further scheme of the invention: the baffle plate is characterized in that the adjusting gear drives the upper gear ring and the inner gear ring to rotate in the step of opening the baffle plate, when the action block of the inner gear ring is abutted to the abutting block, the action block drives the movable rod to rotate through the abutting action of the action block and the abutting block, and the movable ring rotates along with the movable rod to open the baffle plate.

As a further scheme of the invention: after the pressing block abuts against the end part of the limiting groove in the shielding plate opening step, the action block is separated from the pressing block and continues to rotate along with the inner gear ring, and the shielding plate opening step is finished.

As a further scheme of the invention: the casing is connected with the base through telescopic link subassembly, the shielding plate includes before the step of opening: the shell is adjusted to a primary proper position through the telescopic rod.

Compared with the prior art, the invention has the beneficial effects that: can be when not using, can reverse revolve twist soon adjust the pole and drive the adjusting gear reversal in order to close the opening to effectively protect the bactericidal lamp in the appearance of disinfecting, can drive the bull stick subassembly through adjusting the pole again and rotate, realize that eccentric bactericidal lamp position is all-round adjustable, focus the light source that the bactericidal lamp sent to the wound fast.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention in an initial state.

Fig. 2 is a partial cross-sectional schematic view of fig. 1.

Fig. 3 is a schematic partial cross-sectional view of the housing of fig. 1.

Fig. 4 is a schematic view of the internal structure of fig. 1 with the housing removed.

Fig. 5 is a top view of fig. 4.

Fig. 6 is a schematic structural view of the shutter opening mechanism in fig. 1.

Fig. 7 is a schematic view of an assembly structure of the ring gear and the movable rod in fig. 6.

Fig. 8 is a schematic view of the partially exploded structure of fig. 6.

Fig. 9 and 10 are schematic structural views of the sterilization mechanism in fig. 1.

Fig. 11 is an exploded view of the sterilization mechanism of fig. 1.

FIG. 12 is a schematic view of the structure of the present invention after the shielding plate is opened and the sterilizing mechanism is lowered;

FIGS. 13 and 14 are schematic structural views illustrating the operation of the present invention after the shielding plate is opened, the sterilizing mechanism is lowered, and the position of the germicidal lamp is adjusted;

fig. 15 is a flowchart illustrating a method for sterilizing a surgical wound according to an embodiment of the present invention.

Fig. 16 is a schematic structural diagram of a second embodiment of the present invention.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1: as shown in fig. 1-14, the surgical wound sterilization apparatus of the embodiment of the present invention includes a housing 1, a sterilization mechanism 2 and a shielding plate opening mechanism 3 located inside the housing 1, the shielding plate opening mechanism 3 includes a fixed plate 4 disposed at the bottom of the housing 1, the fixed plate 4 is provided with an opening 5, a plurality of shielding plates 6 closing the opening 5, and a movable ring 7 driving the plurality of shielding plates 6 to rotate, the opening 5 is located at the center of the fixed plate 4, the bottom center of the housing 1 is provided with a light emitting port 8, the light emitting port 8 is disposed corresponding to the opening 5, the opening 5 is located right below the sterilization mechanism 2, the opening 5 is located right above the light emitting port 8 and is attached to the light emitting port 8, the inner wall of the fixed plate 4 is provided with fixed teeth 9, each shielding plate 6 is provided with movable teeth 10 engaged with the fixed teeth 9, the plurality of shielding plates 6 are connected to the movable ring 7 through respective connecting pins, the outside of casing 1 is equipped with adjusts the pole 11, adjusts the pole 11 and is fixed with adjusting gear 12, and adjusting gear 12 can drive movable ring 7 with movable ring 7 transmission and drive movable ring 7 and rotate and make a plurality of shielding plates 6 open or close opening 5, when not using like this, can reverse revolve to twist and twist adjusting pole 11 and drive adjusting gear 12 reversal in order to close opening 5, so can effectively protect sterilization mechanism 2 in the appearance that disinfects.

The fixed plate 4 of this embodiment is equipped with ascending fixed bounding wall 13 all around, and fixed bounding wall 13 is equipped with spacing groove 14, and movable ring 7 is connected with movable rod 15, and movable rod 15 stretches into in the spacing groove 14 and can be connected with adjusting the transmission of pole 11, also can drive movable rod 15 and movable ring 7 when adjusting pole 11 and rotate when rotating, and then realizes that the movable tooth 10 of shielding plate 6 rotates along fixed tooth 9 in order to open or close opening 5. The top of the fixed enclosing plate 13 is rotatably connected with an inner gear ring 16, the top of the inner gear ring 16 is fixed with an upper gear ring 17, the top of the inner gear ring 16 is provided with a mounting hole 18, the bottom of the upper gear ring 17 is provided with a mounting pin 19, the mounting pin 19 is matched and connected with the mounting hole 18 to realize the mounting of the upper gear ring 17 and the inner gear ring 16 together, the adjusting gear 12 can be in meshing transmission with the upper gear ring 17, thus the adjusting rod 11 can be in transmission connection with the movable rod 15 through the upper gear ring 17 and the inner gear ring 16, specifically, the bottom of the inner gear ring 16 is provided with an annular groove 20, an action block 21 is fixed in the annular groove 20, one end of the movable rod 15 extending into the limiting groove 14 is provided with a spring 22 and a pressing block 23, the pressing block 23 extends into the annular groove 20 under the action of the spring 22 and can be abutted against the action block 21, the inner gear ring 16 drives the, the top of the pressing block 23 is formed into a trapezoid shape with a small top and a large bottom, the pressing block 23 can be abutted with the action block 21 through an inclined plane, when the inner gear ring 16 rotates, after the action block 21 is abutted with the pressing block 23, the inner gear ring 16 can drive the pressing block 23 to rotate together through the abutting action of the action block 21 and the pressing block 23, then the movable rod 15 rotates along with the pressing block 23 in the limiting groove 14 of the fixed enclosing plate 13, so that the movable ring 7 rotates to enable the plurality of shielding plates 6 to open or close the opening 5, and when the pressing block 23 cannot rotate after being abutted with the end part of the limiting groove 14, the action block 21 overcomes the acting force of the spring 22 to be separated from the pressing block 23 to continue to rotate along with the inner gear ring 16, namely, the action block 21 rotates to the other side of.

The sterilizing mechanism 2 comprises an outer cylinder 24, an inner cylinder 25, a sterilizing lamp 26 and a rotating rod assembly 27, the inner cylinder 25 is rotatably and retractably located in the outer cylinder 24, the top of the outer cylinder 24 is sealed with an opening at the bottom, the top of the inner cylinder 25 is sealed with an opening at the bottom, an annular guide rail 28 is arranged on the first side of the outer cylinder 24, a sliding rod 29 is fixedly connected to the outer wall of the inner cylinder 25, the sliding rod 29 is connected with the annular guide rail 28, the sterilizing lamp 26 is eccentrically arranged at the bottom of the inner cylinder 25, the rotating rod assembly 27 can be connected with an adjusting rod 11 and rotates under the driving of the adjusting rod 11 to enable the inner cylinder 25 to extend out or retract in a rotating mode relative to the outer cylinder 24, therefore, the position of the sterilizing lamp 26 can be adjusted in an.

The rotating rod assembly 27 comprises a rotating rod 30, two limiting rods 31 and a connecting seat 32, wherein the two limiting rods 31 extend into the inner cylinder 25 and are matched with the sliding rod 29 in a matching manner, the rotating rod 30 is rotatably inserted into the second side of the outer cylinder 24, the second side is opposite to the first side, one end of the rotating rod 30 can be matched with the adjusting rod 11 in an inserting manner, the other end of the rotating rod 30 is fixedly connected with the connecting seat 32, the two limiting rods 31 are fixed on the connecting seat 32, the two limiting rods 31 and the connecting seat 32 are both positioned in the inner cylinder 25, the inner cylinder 25 is provided with avoiding notches 33 avoiding the connecting seat 32 and the two limiting rods 31, the connecting seat 32 and the two limiting rods 31 extend into the inner cylinder 25 from the avoiding notches 33, the avoiding notches 33 are arranged so that the connecting seat 32 and the two limiting rods 31 cannot be contacted with the inner cylinder 25 in the rotating process, the connecting seat 32 is a U-shaped, two U-shaped ports of the U-shaped connecting seat are respectively fixedly connected with two limiting rods 31, the two limiting rods 31 are arranged in parallel to form a limiting space, the sliding rod 29 extends into the inner cylinder 25 from the outer wall of the inner cylinder 25 and is connected in the limiting space in a matching mode, so that after the adjusting rod 11 is in inserting fit with the rotating rod 30 and drives the rotating rod 30 to rotate, the rotating rod 30 drives the sliding rod 29 to rotate in the annular guide rail 28 through the connecting seat 32 and the two limiting rods 31, and further the inner cylinder 25 is enabled to extend out or retract back in a rotating mode relative to the outer cylinder 24. A transmission mechanism is arranged in the shell 1, a threaded sleeve 34 is fixed at the top of the outer cylinder 24, the threaded sleeve 34 is in threaded connection with a screw 35, the screw 35 is connected with the transmission mechanism, the transmission mechanism is in transmission connection with the inner gear ring 16, the transmission mechanism comprises a lower gear 36, an upper gear 37, a middle gear 38 and a screw gear 39, the middle gear 38 and the screw gear 39 are both in rotary connection with the top of the shell 1, the lower gear 36 is meshed with the inner gear ring 16, the lower gear 36 is relatively and fixedly connected with the upper gear 37 through a transmission shaft 40, the transmission shaft 40 is also in rotary connection with the top of the shell 1, the screw gear 39 is meshed with the upper gear 37 through the middle gear 38, the screw 35 is fixedly connected with the screw gear 39, a fixed rod 41 is fixed in the shell 1, a limit step 42 abutted against the movable ring 7 is arranged at the bottom of the outer cylinder 24, the limit step 42 is in sliding fit with the, therefore, the inner gear ring 16 rotates and simultaneously drives the sterilization mechanism 2 to move downwards through the transmission mechanism, and the sterilization mechanism 2 cannot move downwards again until the limit step 42 is abutted to the movable ring 7.

Referring to fig. 15, the method for sterilizing a surgical wound of the present embodiment includes the following steps:

a shielding plate opening step: an adjusting rod 11 on the shell 1 is screwed, the adjusting gear 12 drives an inner gear ring 16 to rotate through an upper gear ring 17, and the inner gear ring 16 drives a movable ring 7 to rotate, so that the baffle plate 6 opens the opening 5. Specifically, when the inner gear ring 16 rotates, after the action block 21 abuts against the pressing block 23, the inner gear ring 16 drives the pressing block 23 to rotate together through the abutting action of the action block 21 and the pressing block 23, and then the movable rod 15 rotates along with the pressing block 23 in the limiting groove 14 of the fixed enclosing plate 13, so that the movable ring 7 rotates to enable the plurality of shielding plates 6 to open or close the opening 5, and when the pressing block 23 cannot rotate after abutting against the end of the limiting groove 14, the action block 21 overcomes the acting force of the spring 22 to be separated from the pressing block 23 to continue rotating along with the inner gear ring 16, that is, the action block 21 rotates to the other side of the pressing block 23 and no longer drives the pressing block 23 to rotate together, and the shielding plate opening step is.

Moving the sterilization mechanism downwards: the inner gear ring 16 drives the sterilization mechanism 2 to move downwards through the transmission mechanism while rotating. Specifically, when the inner gear ring 16 rotates, the lower gear 36, the upper gear 37, the intermediate gear 38, the screw gear 39 and the screw 35 are sequentially driven to rotate, so that the sterilization mechanism 2 moves downwards along the screw 35 along with the threaded sleeve 34 until the limit step 42 of the sterilization mechanism 2 abuts against the movable ring 7, see fig. 12, the adjusting rod 11 cannot be screwed any more, and the sterilization mechanism moving downwards step is finished.

And (3) sterilizing mechanism angle adjustment: the adjusting rod 11 is pushed inwards to the housing 1 so as to be matched and connected with the rotating rod assembly 27, then the adjusting rod 11 is screwed, and the rotating rod assembly 27 is driven by the adjusting rod 11 to rotate so as to enable the inner cylinder 25 to rotate and extend relative to the outer cylinder 24, so that the position of the germicidal lamp 26 is adjusted to a proper position. Specifically, the adjusting rod 11 is pushed inwards the housing 1, the adjusting rod 11 is in inserted fit with the rotating rod 30 of the rotating rod assembly 27, the adjusting gear 12 on the adjusting rod 11 is separated from the inner gear ring 16, then the adjusting rod 11 is screwed, the adjusting rod 11 drives the two limiting rods 31 to rotate through the rotating rod 30, so that the sliding rod 29 of the inner cylinder 25 slides in the annular guide rail 28 of the outer cylinder 24, the inner cylinder 25 rotates relative to the outer cylinder 24 and extends out, until the position of the germicidal lamp 26 is adjusted to a proper position for focusing on the surgical wound, see fig. 13 and 14, of course, the surgical wound can be only exposed by using non-woven fabrics and the like at other places.

After the sterilization is finished, the adjusting rod 11 is firstly reversely screwed, the inner cylinder 25 is accommodated in the outer cylinder 24, then the adjusting rod 11 is pulled outwards towards the shell 1 so as to be separated from the rotating rod assembly 27, the adjusting gear 12 on the adjusting rod 11 is re-meshed with the inner gear ring 16, and the reverse screwing of the adjusting rod 11 is preferably continued until the sterilization mechanism 2 moves upwards and the shielding plate 6 is closed so as to be reset.

Example 2: as shown in fig. 16, in the embodiment of the present invention, a base 43 and a telescopic rod assembly are added on the basis of the first embodiment, the housing 1 is connected with the base 43 through the telescopic rod assembly, the telescopic rod assembly includes a lower support rod 44 and an upper support rod 45, the lower support rod 44 is fixedly connected with the base 43, the upper support rod 45 is slidably coupled with the lower support rod 44 and fixed by a lock button 46, an elastic rod 47 is disposed between the upper support rod 45 and the housing 1, a first joint 48 is disposed at the top center of the housing 1, a second joint 49 is disposed at the top center of the upper support rod 45, the elastic rod 47 is fixed between the first joint 48 and the second joint 49, the housing 1 can be adjusted to a primary proper position by adjusting the relative position between the upper support rod 45 and the lower support rod 44 and the curvature of the elastic rod 47, finally, the position of the germicidal lamp 26 is precisely adjusted by the adjusting rod 11, and the bottom, to initially focus the light source emitted by the germicidal lamp 26.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.