CN211325419U - Knob opening device and circumcision device - Google Patents

Abstract

The utility model relates to a knob opening device and circumcision ware, knob opening device are including opening knob and knob buckle device, open the knob and rotatably overlap and establish on the cover handle, and knob buckle device sets up on the cover handle, and knob buckle device is for setting up the groove structure on the cover handle, opens the knob and is equipped with the slider towards knob buckle device's internal surface, thereby can slide in knob buckle device and make and open the knob rotation and axial displacement. Not only can accurately confirm the knob state when using and can realize corresponding operation through rotatory knob, avoid the medical accident to take place, do not need elastic construction to accomplish the action of opening moreover, adopt the boss structure of draw-in groove, the location is reliable.

Description

Knob opening device and circumcision device

Technical Field

The utility model relates to a surgical medical instrument, concretely relates to knob opening device and circumcision ware.

Background

Prepuce overlength or phimosis is one of the sources of urinary infections and sexually transmitted diseases in men. The chronic prostatitis caused by the urethra infection due to the overlong prepuce or phimosis can cause a series of symptoms such as waist soreness, back pain, impotence and premature ejaculation, so that the clearing of the overlong prepuce is one of the good measures for preventing the diseases.

Traditionally, phimosis or overlong foreskin is removed by adopting a surgical operation mode, and the technical points are that redundant foreskin is cut off, hemostasis is performed, and incisal edge skin is aligned and sutured. The postoperative patient can not walk, the pain is hard to endure every time the medicine is changed, the patient also needs to endure huge pain when the stitches are finally removed, and in addition, the foreskin hematoma is caused by incomplete ligation and hemostasis, and the operation treatment needs to be performed again. In addition, since the prepuce excision and hemostasis procedures are performed separately, the operation time is prolonged, and the panic mind of the patient is aggravated.

A treatment method using laser and high-frequency electric knife techniques for circumcision has been developed, which can coagulate bleeding spots while replacing scissors. However, this treatment burns the patient's tissue and is susceptible to infection.

The circumcision device is developed in the field, and a suturing nail is used for suturing a circumcision at one time, but the circumcision device in the prior art rarely adopts a special opening device, cannot accurately judge the states (an initial assembling state, an assembling completion state, an initial using state and a completed using state) of the circumcision device, is easy to cause misoperation and cause medical accidents, even if some devices in the similar field are provided with a switch device, the elastic structure is adopted, the mold opening cost is high, the assembly is difficult, the devices are easy to damage or misoperation during use, and in addition, errors are easy to occur due to the adoption of the elastic structure for positioning.

Disclosure of Invention

An object of the utility model is to provide a knob opening device and circumcision ware, its problem to among the prior art not only can accurately confirm the knob state when using and can realize corresponding operation through rotatory knob, avoids the medical accident to take place, does not need elastic construction to accomplish moreover and opens the action, adopts the boss structure of draw-in groove, and the location is reliable. The specific technical scheme is as follows:

a knob opening device comprises an opening knob and a knob buckling device, wherein the opening knob is rotatably sleeved on a sleeve handle; the knob buckle device is arranged on the sleeve handle; the opening knob cooperates with a knob catch to rotate, and/or move axially.

Further, the knob fastening device is a groove structure arranged on the sleeve handle.

Further, the inner surface of the opening knob facing the knob catch is provided with a slider which is slidable within the knob catch to rotate, and/or axially move, the opening knob.

Furthermore, the opening knob is annular, the sliding block is arranged on the inner surface of the opening knob, and stripes are arranged on the outer surface of the opening knob.

Further, the knob locking device comprises a first position and a second position, and the first position blocks the opening knob from moving towards the first direction, and the second position blocks the opening knob from moving towards the second direction.

Further, the knob buckle device comprises a first boss and a second boss, the first position is an assembly completion position and is located below the first boss, the first direction is perpendicular to the first boss and axially upwards along the sleeve handle, the second position is a use completion position and is located below the second boss, and the second direction is perpendicular to the second boss and axially upwards along the sleeve handle.

Further, the knob locking device comprises a third position, a fourth position and/or a fifth position, and blocks the opening knob from moving to the third direction in the third position, blocks the opening knob from moving to the fourth direction in the fourth position, and blocks the opening knob from moving to the fifth direction in the fifth position.

Further, the knob buckle device comprises a third boss, a fourth boss and a closed structure, the third position is located on the right side of the third boss, the third direction is perpendicular to the third boss and faces left, the fourth position is located below the left side wall face of the knob buckle device, the fourth direction is perpendicular to the left side wall face of the knob buckle device and faces left, the fifth position is located on the inner side of the closed structure, and the fifth direction is towards the outer side of the closed structure.

Further, the groove structure comprises a positioning groove, a pushing groove and a mounting groove, wherein the positioning groove is longitudinally arranged in parallel with the axial direction of the sleeve handle and is used for the sliding block to longitudinally move in the positioning groove; the pushing groove is longitudinally arranged parallel to the axial direction of the sleeve handle and is used for the sliding block to longitudinally move in the pushing groove; the mounting groove is transversely arranged perpendicular to the axial direction of the sleeve handle and is used for the sliding block to transversely move in the mounting groove.

Further, the mounting groove sets up in constant head tank one side and communicates the lower part of constant head tank, the propulsion groove sets up in the opposite side of constant head tank and communicates the upper portion of constant head tank.

Further, first boss is formed at the constant head tank top, the second boss is formed at the propulsion groove top, the third boss is formed at the mounting groove left end portion, enclosed construction is formed at the mounting groove right-hand member portion.

Furthermore, the positioning device also comprises a positioning point which is arranged between the positioning groove and the pushing groove and used for positioning the sliding block at the first position.

Further, the detent blocks rotation of the slider from the actuation slot in the direction of the detent, and/or the detent provides a resistance that can be overcome to block rotation of the slider from the detent in the direction of the actuation slot, or can be overcome by the slider to rotate from the detent in the direction of the actuation slot.

Furthermore, the positioning point is a cambered surface protrusion, or the positioning point is provided with an inclined surface along the direction from the positioning groove to the pushing groove, and one side of the positioning point close to the pushing groove is a vertical surface.

Furthermore, a pointing arrow is arranged on the opening knob, an identification point is arranged on the sleeve handle, when the pointing arrow is arranged to point to the identification point, the knob opening device is in an initial assembly state, or, when the pointing arrow is set to point at the identification point, the knob opening device is already in the assembly completion state, or, when the pointing arrow is set to point at the identification point, the knob opening device is already in the usable state, or when the pointing arrow is set to point at the identification point, the knob opening device is already in the use completion state, or when the knob is arranged to partially or completely cover the identification point, the knob opening device is already in an assembly completion state, or when the knob is arranged to partially or completely cover the identification point, the knob opening device is already in a usable state, or when the knob is set to partially or completely cover the identification point, the knob opening device is already in a use completion state.

Furthermore, the device also comprises a sleeve core which is arranged in the middle of the sleeve handle in a penetrating way, can slide up and down along the sleeve handle and can push the opening knob or the sliding block thereof to move upwards.

A circumcision device adopts the knob opening device.

The cutting device further comprises a main body device, a driving device, a cutting device and a positioning device, wherein the driving device is arranged on the main body device, is connected to the cutting device and can drive the cutting device; the cutting device is arranged on the main body device, is close to or connected to the positioning device and can cut and/or anastomose the foreskin positioned on the positioning device; the positioning device is mounted on the body device and is used for positioning the glans and/or the foreskin.

The main body device comprises a sleeve handle, an opening knob, a sleeve core, a knob and a screw rod, wherein the opening knob is rotatably sleeved on the sleeve handle, the sleeve core is wholly or partially arranged in the sleeve handle in a penetrating mode, the knob is arranged at the tail end of the sleeve core, and one end of the screw rod is connected to the knob and arranged in the sleeve core in a penetrating mode.

The driving device comprises a handle, connecting rods, pins and springs, the front end of the handle is respectively rotatably connected to the sleeve handle, the middle section of the handle is respectively connected with the connecting rods, and the connecting rods are respectively connected to the sleeve core through the pins.

The positioning device comprises a lower sleeve, an upper sleeve, an inner sleeve gasket and an upper sleeve gasket, wherein the lower sleeve and the upper sleeve jointly form the outer sleeve; the cutting device comprises a blade and a thimble which are arranged between the outer sleeve and the inner sleeve.

The assembling method of the knob opening device comprises the following steps:

(1) the slide block of the opening knob is arranged in the mounting groove on the sleeve handle;

(2) the opening knob is rotated to the bottom in the mounting groove to be stopped when contacting with the third boss;

(3) the opening knob is pushed upwards by the sleeve core;

(4) the sliding block is blocked by the first boss and the positioning point, and the assembly is completed.

The use method of the knob opening device comprises the following steps:

1) rotating the opening knob to enable the sliding block to cross the positioning point and to move into the pushing groove;

2) the opening knob is pushed by the sleeve core and moves upwards along the pushing groove;

3) the opening knob is blocked by the second boss to finish the using action.

Compared with the prior art, the utility model discloses make comprehensive improvement in following aspect:

(1) the matching structure of the clamping groove and the sliding block is adopted, so that the relative movement between the opening knob and the sleeve handle is conveniently and accurately realized, the relative movement is ensured to be completely carried out according to the will of an operator, and the misoperation cannot occur;

(2) the outer surface of the opening knob is provided with stripes, so that the operation of personnel is facilitated, and slipping and misoperation are avoided;

(3) the first position, the second position, the third position, the fourth position and the fifth position of the sliding block are limited through the clamping groove and the boss structure thereof, so that the trend and the fixed position of the sliding block in each assembling or using state are limited, and the assembling and using functions of the knob opening device are realized through each position;

(4) the groove structure is further provided with a positioning groove, a propelling groove and a mounting groove, the separation of an assembling state and a using state is realized through the design of the positioning groove between the propelling groove and the mounting groove, and a user can accurately judge the state of an instrument during operation, so that the operation is convenient;

(5) by setting the positioning points, whether the assembly position is reached or not can be easily judged during assembly, an irreversible buckling structure is further provided (the circumcision device is ensured to be used once, and cross infection caused by repeated use is avoided), and a surmountable resistance can be provided at the assembly position, so that the assembly completion can be conveniently determined during assembly, and the use can be ensured before use;

(6) through the arrangement of the identification points and the pointing arrows, whether the assembly and use positions are reached or not can be easily judged during assembly and use, and the switch state can be visually displayed;

(7) the opening knob is rotatably sleeved on the sleeve handle and arranged on the circumcision device, and when the circumcision device is used, corresponding operation can be realized only by confirming the state and rotating the knob, so that medical accidents are avoided;

(8) the opening structure does not need an elastic structure to complete the opening action, and the boss is higher and reliable in positioning.

Drawings

FIG. 1A is a schematic view of a first embodiment of a circumcision apparatus with a knob opening device according to the present invention;

FIG. 1B is a schematic view of the first embodiment of the circumcision apparatus shown in FIG. 1A with the opening knob removed;

FIG. 1C is a detailed view (5: 1 ratio) of section F of FIG. 1B;

FIG. 1D is a top view of the opening knob;

FIG. 1E is a cross-sectional view E-E of FIG. 1D;

FIG. 1F is an overall view of the opening knob;

FIG. 2A is a schematic view of a second embodiment of a circumcision apparatus with a knob opening device according to the present invention;

FIG. 2B is an overall view of the circumcision instrument of the second embodiment of FIG. 2A with the opening knob removed;

FIG. 2C is a detailed view (3: 1 ratio) of section E of FIG. 2B;

FIG. 2D is a top view of the opening knob;

FIG. 2E is a cross-sectional view taken along line D-D of FIG. 2D;

FIG. 3A is an overall view of the circumcision apparatus;

FIG. 3B is an enlarged view of portion B of FIG. 3A;

in the figure:

the device comprises a sleeve handle 1, identification points 1-1, positioning grooves 1-2, positioning points 1-3, a pushing groove 1-4, a second boss 1-5, a first boss 1-6, a mounting groove 1-7, a third boss 1-8, a fourth boss 1-9, a closed structure 1-10, a sleeve core 2, an opening knob 3, a directional arrow 3-1, a sliding block 3-2, a handle 10, a knob 11, a connecting rod 12, a pin 13, a screw 14, a spring 15, a lower sleeve 16, an upper sleeve 17, an inner sleeve 18, an inner sleeve gasket 19, an upper sleeve gasket 20, a blade 21 and a thimble 22.

Detailed Description

The present invention will now be described in detail with reference to the drawings, which are illustrative of preferred embodiments of the invention.

Referring to fig. 1, in the preferred embodiment, the sleeve handle 1 is provided with identification points 1-1, and the sleeve handle 1 is provided with mounting grooves 1-7, positioning grooves 1-2, pushing grooves 1-4 and positioning points 1-3; an opening knob 3 is sleeved outside the sleeve handle 1, and a pointing arrow 3-1 and a sliding block 3-2 are arranged on the opening knob 3.

During assembly, the sliding block 3-2 of the opening knob 3 slides into the mounting groove 1-7 on the sleeve handle 1, rotates left to the bottom and is pushed upwards by the sleeve core 2, and the sliding block 3-2 is blocked by the first boss 1-6 and the positioning point 1-3, so that the assembly is completed.

When the device is used, the opening knob 3 is rotated, the sliding block 3-2 crosses the positioning point 1-3, the opening knob 3 is pushed by the sleeve core 2 to move upwards and is blocked by the second boss 1-5, and the using action is finished.

Referring to fig. 2, in the preferred embodiment, a sleeve core 2 is inserted in the middle of the sleeve handle 1, and the sleeve core 2 can slide up and down along the sleeve handle 1.

The outer side of the sleeve handle 1 is connected with an opening knob 3, the inner side of the opening knob 3 is provided with a sliding block 3-2, the sleeve handle is provided with a mounting groove 1-7, and the sliding block 3-2 on the opening knob 3 is arranged in the mounting groove 1-7.

The opening knob 3 is twisted, the sliding block 3-2 slides in the mounting groove 1-7, when the sliding block 3-2 touches the third boss 1-8, the twisting action of the opening knob 3 is stopped, the sleeve core 2 slides upwards under the action of external force to push the opening knob 3 to move upwards until being stopped by the first boss 1-6, and the mounting action is finished.

When in use, the opening knob 3 is twisted by hand to the left propelling groove 1-4, and the slide block 3-2 can continue to move upwards along the propelling groove 1-4.

Referring to fig. 3, in the preferred embodiment, the circumcisor comprises a body means, a drive means, a cutting means and a positioning means, wherein the drive means is mounted on the body means, is connected to the cutting means and is capable of driving the same; the cutting device is arranged on the main body device, is close to or connected to the positioning device and can cut and anastomose the foreskin positioned on the positioning device; the positioning device is mounted on the main body device and is used for positioning the glans penis and the foreskin.

The main body device comprises a sleeve handle 1, an opening knob 3, a sleeve core 2, a knob 11 and a screw rod 14, wherein the opening knob 3 is rotatably sleeved on the sleeve handle 1, the sleeve core 2 is completely or partially arranged in the sleeve handle 1 in a penetrating manner, the knob 11 is arranged at the tail end of the sleeve core 2, and one end of the screw rod 14 is connected to the knob 11 and arranged in the sleeve core 2 in a penetrating manner.

The driving device comprises a handle 10, connecting rods 12, pins 13 and springs 15, wherein the front ends of the handle 10 are respectively rotatably connected to the sleeve handle 1, the middle sections of the handle 10 are respectively connected with the connecting rods 12, and the connecting rods 12 are respectively connected to the sleeve core 2 through the pins 13.

The positioning device comprises a lower sleeve 16, an upper sleeve 17, an inner sleeve 18, an inner sleeve gasket 19 and an upper sleeve gasket 20, wherein the lower sleeve 16 and the upper sleeve 17 form an outer sleeve together, the inner sleeve 18 is arranged in the outer sleeve, the inner sleeve 18 is provided with the inner sleeve gasket 19, and the upper sleeve 17 is correspondingly provided with the upper sleeve gasket 20; the cutting means comprises a blade 21 and a thimble 22 arranged between the outer and inner sleeves 18.

In another preferred embodiment, the knob opening device comprises an opening knob 3 and a knob buckling device, wherein the opening knob 3 is rotatably sleeved on the sleeve handle 1; the knob buckle device is arranged on the sleeve handle 1; the opening knob 3 cooperates with the knob catch means to rotate as well as to move axially. The knob buckling device is of a groove structure arranged on the sleeve handle 1, the inner surface of the opening knob 3 facing the knob buckling device is provided with a sliding block 3-2 which can slide in the knob buckling device so as to enable the opening knob 3 to rotate and axially move, the opening knob 3 is in a circular ring shape, the inner surface of the opening knob is provided with the sliding block 3-2, and the outer surface of the opening knob is provided with stripes.

The knob locking device comprises a first position and a second position, and the first position blocks the opening knob 3 from moving towards the first direction, and the second position blocks the opening knob 3 from moving towards the second direction. The knob buckling device comprises first bosses 1-6 and second bosses 1-5, the first position is an assembly completion position and is located below the first bosses 1-6, the first direction is perpendicular to the first bosses 1-6 and is upward along the axial direction of the sleeve handle 1, the second position is a use completion position and is located below the second bosses 1-5, and the second direction is perpendicular to the second bosses 1-5 and is upward along the axial direction of the sleeve handle 1. The knob buckle device comprises a third position, a fourth position and a fifth position, and blocks the opening knob 3 from moving to the third direction at the third position, blocks the opening knob 3 from moving to the fourth direction at the fourth position, and blocks the opening knob 3 from moving to the fifth direction at the fifth position. The knob buckle device comprises a third boss 1-8, a fourth boss 1-9 and a closed structure 1-10, the third position is located on the right side of the third boss 1-8, the third direction is perpendicular to the third boss 1-8 to the left, the fourth position is located below the left side wall surface of the knob buckle device, the fourth direction is perpendicular to the left side wall surface of the knob buckle device to the left, the fifth position is located on the inner side of the closed structure 1-10, and the fifth direction is towards the outer side of the closed structure 1-10.

The groove structure comprises a positioning groove 1-2, a pushing groove 1-4 and a mounting groove 1-7, wherein the positioning groove 1-2 is longitudinally arranged parallel to the axial direction of the sleeve handle 1 and is used for the sliding block 3-2 to longitudinally move in the positioning groove; the pushing groove 1-4 is longitudinally arranged parallel to the axial direction of the sleeve handle 1 and is used for the sliding block 3-2 to longitudinally move in the pushing groove; the mounting grooves 1-7 are transversely arranged perpendicular to the axial direction of the sleeve shank 1 for the transverse movement of the slide block 3-2 therein. The mounting groove 1-7 is arranged at one side of the positioning groove 1-2 and communicated with the lower part of the positioning groove 1-2, and the propelling groove 1-4 is arranged at the other side of the positioning groove 1-2 and communicated with the upper part of the positioning groove 1-2. The first boss 1-6 is formed at the top of the positioning groove 1-2, the second boss 1-5 is formed at the top of the pushing groove 1-4, the third boss 1-8 is formed at the left end of the mounting groove 1-7, and the closed structure 1-10 is formed at the right end of the mounting groove 1-7.

The positioning device also comprises a positioning point 1-3 which is arranged between the positioning groove 1-2 and the pushing groove 1-4 and is used for positioning the sliding block 3-2 at the first position. The positioning point 1-3 blocks the rotation of the sliding block 3-2 from the pushing groove 1-4 to the positioning groove 1-2, or the positioning point 1-3 provides a resistance which can be overcome to block the rotation of the sliding block 3-2 from the positioning groove 1-2 to the pushing groove 1-4, or can be crossed by the sliding block 3-2 to rotate from the positioning groove 1-2 to the pushing groove 1-4. The positioning point 1-3 is a cambered surface bulge, or the positioning point 1-3 is provided with an inclined surface along the direction from the positioning groove 1-2 to the pushing groove 1-4, and one side close to the pushing groove 1-4 is a vertical surface.

The opening knob 3 is provided with a directional arrow 3-1, the sleeve handle 1 is provided with an identification point 1-1, wherein when the directional arrow points to the identification point, the knob opening device is in an initial assembly state, or when the directional arrow points to the identification point, the knob opening device is already in an assembly completed state, or when the directional arrow points to the identification point, the knob opening device is already in a usable state, or when the directional arrow points to the identification point, the knob opening device is already in a used completed state, or when the knob partially or completely covers the identification point, the knob opening device is already in an assembly completed state, or when the knob partially or completely covers the identification point, the knob opening device is already in a usable state, or when the knob partially or completely covers the identification point, the knob opening device is already in a used completed state.

The handle is characterized by further comprising a sleeve core 2 which penetrates through the middle of the sleeve handle 1, can slide up and down along the sleeve handle 1 and can push the opening knob 3 or a sliding block 3-2 thereof to move upwards.

The assembling method of the knob opening device comprises the following steps: a slide block 3-2 of the opening knob 3 is arranged in an installation groove 1-7 on the sleeve handle 1; the opening knob 3 is prevented from rotating when rotating to the bottom in the mounting grooves 1-7 and touching the third bosses 1-8; the opening knob 3 is pushed upwards by the sleeve core 2; the sliding block 3-2 is blocked by the first boss 1-6 and the positioning point 1-3, and the assembly is completed.

The use method of the knob opening device comprises the following steps: rotating the opening knob 3 to enable the sliding block 3-2 to cross the positioning point 1-3 and to move into the pushing groove 1-4; the opening knob 3 is pushed by the sleeve core 2 and moves upwards along the pushing grooves 1-4; the opening knob 3 is blocked by the second bosses 1-5 to finish the using action.

The opening knob of the utility model is rotatably sleeved on the sleeve handle and arranged on the circumcision device, when in use, the corresponding operation can be realized only by confirming the state and rotating the knob, thus avoiding the occurrence of medical accidents; the opening structure does not need an elastic structure to complete the opening action, and the boss is higher and reliable in positioning.

Claims (10)

1. A knob opening device is characterized by comprising an opening knob (3) and a knob buckling device, wherein,

the opening knob (3) is rotatably sleeved on the sleeve handle (1);

the knob buckling device is arranged on the sleeve handle (1);

the opening knob (3) cooperates with knob snap means for rotation, and/or axial movement.

2. The knob opening device according to claim 1,

the knob buckling device is of a groove structure arranged on the sleeve handle (1);

and/or the presence of a gas in the gas,

the inner surface of the opening knob (3) facing the knob buckle device is provided with a sliding block (3-2) which can slide in the knob buckle device so as to enable the opening knob (3) to rotate and/or axially move;

and/or the presence of a gas in the gas,

the opening knob (3) is annular, the inner surface of the opening knob is provided with a sliding block (3-2), and the outer surface of the opening knob is provided with stripes;

and/or the presence of a gas in the gas,

the knob buckle device comprises a first position and a second position, and blocks the opening knob (3) from moving towards the first direction at the first position, and blocks the opening knob (3) from moving towards the second direction at the second position;

and/or the presence of a gas in the gas,

the handle is characterized by further comprising a sleeve core (2) which penetrates through the middle of the sleeve handle (1), can slide up and down along the sleeve handle (1), and can push the opening knob (3) or a sliding block (3-2) arranged on the inner surface of the opening knob to move upwards.

3. The rotary knob opening device according to claim 2, wherein the rotary knob catching means comprises a first boss (1-6) and a second boss (1-5), the first position being an assembly completion position located below the first boss (1-6), the first direction being axially upward along the stem (1) perpendicular to the first boss (1-6), the second position being a use completion position located below the second boss (1-5), the second direction being axially upward along the stem (1) perpendicular to the second boss (1-5).

4. The knob opening device according to claim 3, wherein said knob catching means comprises a third position, a fourth position, and/or a fifth position, and blocks the opening knob (3) from moving in the third direction in the third position, blocks the opening knob (3) from moving in the fourth direction in the fourth position, and blocks the opening knob (3) from moving in the fifth direction in the fifth position.

5. The rotary knob opening device according to claim 4, wherein the rotary knob locking device comprises a third boss (1-8), a fourth boss (1-9) and a closing structure (1-10), the third position is located at the right side of the third boss (1-8), the third direction is perpendicular to the third boss (1-8) towards the left, the fourth position is located below the left side wall surface of the rotary knob locking device, the fourth direction is perpendicular to the left side wall surface of the rotary knob locking device towards the left, the fifth position is located inside the closing structure (1-10), and the fifth direction is towards the outside of the closing structure (1-10).

6. The knob opening device according to claim 5,

the groove structure comprises positioning grooves (1-2), pushing grooves (1-4) and mounting grooves (1-7), wherein the positioning grooves (1-2) are longitudinally arranged in parallel to the axial direction of the sleeve handle (1) and used for the sliding blocks (3-2) to longitudinally move in the positioning grooves; the pushing groove (1-4) is longitudinally arranged parallel to the axial direction of the sleeve handle (1) and is used for the sliding block (3-2) to longitudinally move in the pushing groove; the mounting groove (1-7) is perpendicular to the axial direction of the sleeve handle (1) and is transversely arranged and used for the sliding block (3-2) to transversely move in the mounting groove;

and/or the presence of a gas in the gas,

the mounting groove (1-7) is arranged on one side of the positioning groove (1-2) and communicated with the lower part of the positioning groove (1-2), and the propelling groove (1-4) is arranged on the other side of the positioning groove (1-2) and communicated with the upper part of the positioning groove (1-2);

and/or the presence of a gas in the gas,

the first boss (1-6) is formed at the top of the positioning groove (1-2), the second boss (1-5) is formed at the top of the pushing groove (1-4), the third boss (1-8) is formed at the left end of the mounting groove (1-7), and the closed structure (1-10) is formed at the right end of the mounting groove (1-7).

7. The knob opening device according to claim 6,

the positioning device also comprises a positioning point (1-3) which is arranged between the positioning groove (1-2) and the propelling groove (1-4) and is used for positioning the sliding block (3-2) at a first position;

and/or the presence of a gas in the gas,

the positioning point (1-3) blocks the rotation of the sliding block (3-2) from the pushing groove (1-4) to the direction of the positioning groove (1-2), and/or the positioning point (1-3) provides a resistance which can be overcome to block the rotation of the sliding block (3-2) from the positioning groove (1-2) to the direction of the pushing groove (1-4), or can be crossed by the sliding block (3-2) to rotate from the positioning groove (1-2) to the direction of the pushing groove (1-4);

and/or the presence of a gas in the gas,

the positioning point (1-3) is a cambered surface protrusion, or the positioning point (1-3) is provided with an inclined surface along the direction from the positioning groove (1-2) to the pushing groove (1-4), and one side of the positioning point close to the pushing groove (1-4) is a vertical surface.

8. The rotary knob opening device according to any one of claims 1-5,7, wherein a pointing arrow (3-1) is provided on the opening rotary knob (3), and an identification point (1-1) is provided on the stem (1), wherein the rotary knob opening device is in an initial assembly state when the pointing arrow (3-1) is set to the identification point (1-1), or the rotary knob opening device is in an assembled state when the pointing arrow (3-1) is set to the identification point (1-1), or the rotary knob opening device is in a usable state when the pointing arrow (3-1) is set to the identification point (1-1), or the rotary knob opening device is in a used state when the pointing arrow (3-1) is set to the identification point (1-1), or when the knob is arranged to partially or completely cover the identification point (1-1), the knob opening device is already in an assembly completed state, or when the knob is arranged to partially or completely cover the identification point (1-1), the knob opening device is already in a usable state.

9. A circumcision apparatus, characterized in that, the knob opening device according to claims 1-8 is used.

10. The circumcision instrument as claimed in claim 9, further comprising body means, drive means, cutting means and positioning means, wherein,

the driving device is arranged on the main body device, is connected to the cutting device and can drive the cutting device;

the cutting device is arranged on the main body device, is close to or connected to the positioning device and can cut and/or anastomose the foreskin positioned on the positioning device;

the positioning device is mounted on the body device and is used for positioning the glans and/or the foreskin.

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