CN217548193U - Instrument adjusting device applied to endoscope - Google Patents
Instrument adjusting device applied to endoscope Download PDFInfo
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- CN217548193U CN217548193U CN202221113647.1U CN202221113647U CN217548193U CN 217548193 U CN217548193 U CN 217548193U CN 202221113647 U CN202221113647 U CN 202221113647U CN 217548193 U CN217548193 U CN 217548193U
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Abstract
The utility model relates to the technical field of medical equipment, in particular to an instrument adjusting device applied to an endoscope, which comprises a fixed body, a telescopic body and a rotating body which are connected in sequence, wherein the instrument passes through a central hole and is relatively fixed with the rotating body; the utility model discloses utilize the rotator to come the angle that adjustment apparatus sent into and lock it through rotatory locking mechanical system, and utilize the concertina body to adjust the degree of depth that the apparatus sent into and lock it through advance and retreat locking mechanical system, but the position of rapid adjustment surgical instruments through rotatory locking mechanical system and advance and retreat locking mechanical system during the operation has improved operation efficiency, has alleviateed fatigue and has improved the operation accuracy.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to an instrument adjusting device for endoscope.
Background
The endoscope is a detecting instrument composed of an image sensor, an optical lens, a light source illumination, a mechanical device and the like, and the medical endoscope can enter the stomach through the oral cavity or enter the body through other natural pore canals and can see pathological changes which cannot be displayed by X rays, so the medical endoscope can be frequently used in the operation or examination process.
The endoscope is provided with a working channel, the working channel of the endoscope is provided with a biopsy opening, surgical instruments generally penetrate through the biopsy opening in an operation and are sent into the designated position through the working channel, when the positions of the instruments need to be adjusted in the process, the instruments need to be manually adjusted by a doctor and manually fixed in the whole process, operation is complex, operation fatigue is easily caused when the instruments are manually fixed for a long time, hands shake and the designated position is deviated, and the accuracy of the whole operation is reduced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to solve the problem that the operation accuracy is reduced due to the fact that a doctor needs to manually adjust and manually fix the position of an instrument in the whole process in the prior art, an instrument adjusting device applied to an endoscope is provided.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides an instrument adjusting device for endoscope is including the fixed body, the flexible body and the rotator that connect gradually, and the coaxial fixed of three and its inside all offer the centre bore that supplies the instrument to pass, and the instrument passes the centre bore and relatively fixed with the rotator.
The telescopic body is rotationally connected with the rotating body and is circumferentially fixed through the rotating locking mechanism, and when the rotating body rotates to a specified position, the rotating body can be locked at the position to realize the adjustment and locking of the feeding angle of the instrument; the fixed body is in sliding connection with the telescopic body, the telescopic body and the fixed body are axially fixed through the advancing and retreating locking mechanism, and the telescopic body can be locked at a specified position when advancing or retreating to the specified position, so that the feeding depth of the instrument can be adjusted and the instrument can be locked.
According to the technical scheme, the angle fed by the instrument is adjusted by the rotating body and is locked by the rotating locking mechanism, the depth fed by the instrument is adjusted by the telescopic body and is locked by the advancing and retreating locking mechanism, the position of the surgical instrument can be quickly adjusted by the rotating locking mechanism and the advancing and retreating locking mechanism during surgery, and the surgery efficiency is improved.
Furthermore, the rotary locking mechanism comprises a first spring, a first rotary tooth and a second rotary tooth circumferentially distributed on the inner peripheral wall of the telescopic body, the first rotary tooth is elastically connected with the rotary body through the first spring, the first rotary tooth is meshed with the second rotary tooth, a first button is fixed on the first rotary tooth, and a first pin for radially limiting the first rotary tooth is arranged on the first button; the first button is pressed down, the first rotating tooth moves downwards along with the first button, the first spring is compressed, when the first pin abuts against the rotating body, the first rotating tooth is separated from the second rotating tooth at the moment, the rotating body rotates, the driving mechanism rotates to the designated position, the first button is loosened, the first spring rebounds, the first rotating tooth is meshed with the second rotating tooth to lock the rotating body and the telescopic body, and the rotating body and the telescopic body are prevented from rotating relatively.
Furthermore, the advancing and retreating locking mechanism comprises a second spring, a first advancing and retreating tooth and a second advancing and retreating tooth axially distributed on the inner peripheral wall of the fixed body, the first advancing and retreating tooth is elastically connected with the telescopic body through the second spring, the first advancing and retreating tooth is meshed with the second advancing and retreating tooth, a second button is fixed on the first advancing and retreating tooth, and a second pin for radially limiting the first advancing and retreating tooth is arranged on the second button; the second button is pressed down, the first advancing and retreating teeth move downwards along with the first advancing and retreating teeth, the second spring is compressed, when the second pin abuts against the telescopic body, the first advancing and retreating teeth are separated from the second advancing and retreating teeth at the moment, the telescopic body is pushed or pulled back, the instrument is driven to move back and forth to a specified position, the second button is loosened, the second spring rebounds, the first advancing and retreating teeth are meshed with the second advancing and retreating teeth to lock the fixed body and the telescopic body, and the telescopic body is prevented from moving axially.
Furthermore, the rotator includes rotating head and to the convex rotating part of the direction of the flexible body, is formed with the step face between rotating head and the rotating part, and the step face offsets with the tip of the flexible body and comes both axial spacing, and the first breach that supplies first spring installation is seted up to the rotating head, the flexible body seted up with rotating part assorted rotatory hole, the rotating part inserts rotatory hole and realizes that the rotation of rotator and flexible body is connected.
Furthermore, the telescopic body comprises a telescopic head and a telescopic part protruding towards the direction of the fixed body, a step surface is formed between the telescopic head and the telescopic part, the step surface is abutted against the end part of the fixed body to limit the axial direction of the fixed body, a second notch for installing a second spring is formed in the telescopic head, a telescopic hole is formed in the fixed body, and the telescopic part is inserted into the telescopic hole to realize the sliding connection of the telescopic body and the fixed body.
Furthermore, the keyway that a plurality of circumference distribute is seted up in the flexible hole, and the outside protrusion of periphery wall of pars contractilis has the guide post of a plurality of circumference distributions, and the guide post inserts the keyway, and the guide post plays the guide effect, can carry out axial motion through the cooperation of guide post and keyway when adjusting the apparatus degree of depth with the flexible body with the fixed body circumference fixed, prevents that both from taking place relative rotation.
Furthermore, a third pin inserted in the radial direction is installed between the rotating body and the telescopic body, and after the rotating body rotates to a designated position, the third pin is inserted to fix the rotating body and the telescopic body to prevent the rotating body and the telescopic body from being separated.
Furthermore, install first elasticity plunger on the rotating part, first elasticity plunger tip is beated on the rotatory tooth of second, and steerable rotatory tooth number or angle increase simultaneously is rotated and is felt.
Furthermore, a second elastic plunger piston is installed on the telescopic part, the end part of the second elastic plunger piston abuts against the telescopic hole, friction force between the telescopic part and the telescopic hole is increased, the axial movement amplitude of the telescopic body can be controlled, and hand feeling of feeding and pulling out the telescopic body is increased.
Furthermore, a locking screw is screwed in the rotating body in the radial direction, the head of the locking screw abuts against an instrument to fix the rotating body and the instrument, and the instrument can be fixed and loosened by controlling the screwing-in depth of the locking screw, so that the instrument is convenient to replace.
The utility model has the advantages that: the utility model discloses utilize the rotator to come the angle that adjustment apparatus sent into and lock it through rotatory locking mechanical system, and utilize the concertina body to adjust the degree of depth that the apparatus sent into and lock it through advance and retreat locking mechanical system, but the position of rapid adjustment surgical instruments through rotatory locking mechanical system and advance and retreat locking mechanical system during the operation has improved operation efficiency, has alleviateed fatigue and has improved the operation accuracy.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is an exploded view of the present invention;
FIG. 2 is a schematic structural view of the present invention when the fixing body, the telescopic body and the rotating body are unlocked;
FIG. 3 is a schematic structural view of the present invention when the fixing body, the telescopic body and the rotating body are locked;
in the figure:
1. a fixed body; 101. a keyway; 102. a telescopic hole;
2. a telescopic body; 201. a telescopic head; 2011. a second notch; 202. a telescopic part; 203. a guide post; 204. rotating the hole;
3. a rotating body; 301. rotating the head; 3011. a first notch; 302. a rotating part;
4. a central bore;
5. a rotation locking mechanism; 501. a first spring; 502. a first rotating tooth; 503. a second rotating tooth; 504. a first button; 505. a first pin;
6. an advancing-retreating locking mechanism; 601. a second spring; 602. a first advancing and retreating tooth; 603. second advancing and retreating teeth; 604. a second button; 605. a second pin.
7. A third pin;
8. a first resilient plunger;
9. a second resilient plunger;
10. a connecting pipe;
11. and locking the screw.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1-3, the present invention relates to an instrument adjustment device for an endoscope, which comprises a fixed body 1, a telescopic body 2 and a rotating body 3, which are connected in sequence, wherein the three are coaxially fixed and provided with a central hole 4 for instruments (such as a guide wire, hemostatic forceps, etc.) to pass through, the instruments pass through the central hole 4, a locking screw 11 is screwed into the rotating body 3 in a radial direction, the head of the locking screw 11 is abutted against the instruments to fix the rotating body 3 with the instruments, and the instruments can be fixed and loosened by controlling the screwing depth of the locking screw 11, so as to facilitate the replacement of the instruments, and the rotating body 3 can drive the instruments to rotate;
the fixing body 1 is fixed on the biopsy opening, and the fixing body 1 is provided with a connecting member (not shown in the figure) for fixing the connecting tube 10, the connecting member can be a buckle, a screw or a silicone ring, etc., taking the screw mode of the present embodiment as an example, the connecting tube 10 is inserted into the fixing body 1, and then the screw is screwed in to realize the detachable connection between the fixing body 1 and the screw.
The telescopic body 2 is rotationally connected with the rotating body 3 and is circumferentially fixed by the rotating locking mechanism 5, and when the rotating body 3 rotates to a specified position, the rotating body can be locked at the position, so that the feeding angle of the instrument can be adjusted and locked; the fixed body 1 is connected with the telescopic body 2 in a sliding way, the telescopic body and the telescopic body are axially fixed through the advancing and retreating locking mechanism 6, and the telescopic body 2 can be locked at a specified position when advancing or retreating to the specified position, so that the adjustment of the instrument feeding depth and the locking are realized.
The rotation locking mechanism 5 comprises a first spring 501, a first rotating tooth 502 and a second rotating tooth 503 circumferentially distributed on the inner peripheral wall of the telescopic body 2, the first rotating tooth 502 is elastically connected with the rotating body 3 through the first spring 501, the first rotating tooth 502 is meshed with the second rotating tooth 503, a first button 504 is fixed on the first rotating tooth 502, and a first pin 505 for radially limiting the first rotating tooth 502 is arranged on the first button 504; when the first button 504 is pressed down, the first rotary tooth 502 moves down, the first spring 501 is compressed, when the first pin 505 abuts against the rotary body 3, the first rotary tooth 502 is separated from the second rotary tooth 503, the rotary body 3 is rotated to drive the apparatus to rotate to a designated position, the first button 504 is released, the first spring 501 rebounds, and the first rotary tooth 502 is engaged with the second rotary tooth 503 to fix the rotary body 3 and the telescopic body 2.
The rotating body 3 comprises a rotating head 301 and a rotating part 302 protruding towards the telescopic body 2, a step surface is formed between the rotating head 301 and the rotating part 302, the step surface abuts against the end part of the telescopic body 2 to axially limit the telescopic body 2, a first notch 3011 for the first spring 501 to be mounted is formed in the rotating head 301, a rotating hole 204 matched with the rotating part 302 is formed in the telescopic body 2, and the rotating part 302 is inserted into the rotating hole 204 to realize the rotating connection between the rotating body 3 and the telescopic body 2.
A third pin 7 inserted in the radial direction is installed between the rotating body 3 and the telescopic body 2, and when the rotating body 3 rotates to a designated position, the third pin 7 is inserted to fix the rotating body and the telescopic body and prevent the rotating body and the telescopic body from being separated.
Install first elasticity plunger 8 on the rotating part 302, first elasticity plunger 8 tip is beated on second rotatory tooth 503, and steerable rotatory tooth number of teeth or angle increases simultaneously and rotates and feel.
The advancing and retreating locking mechanism 6 comprises a second spring 601, a first advancing and retreating tooth 602 and a second advancing and retreating tooth 603 axially distributed on the inner peripheral wall of the fixed body 1, the first advancing and retreating tooth 602 is elastically connected with the telescopic body 2 through the second spring 601, the first advancing and retreating tooth 602 is meshed with the second advancing and retreating tooth 603, a second button 604 is fixed on the first advancing and retreating tooth 602, and a second pin 605 for radially limiting the first advancing and retreating tooth 602 is arranged on the second button 604; when the second button 604 is pressed down, the first advancing and retreating teeth 602 move downwards along with the first advancing and retreating teeth, the second spring 601 is compressed, when the second pin 605 abuts against the telescopic body 2, at the moment, the first advancing and retreating teeth 602 are separated from the second advancing and retreating teeth 603, the telescopic body 2 is pushed or pulled back, the instrument is driven to move back and forth to a specified position, the second button 604 is released, the second spring 601 rebounds, and the first advancing and retreating teeth 602 are engaged with the second advancing and retreating teeth 603 to fix the fixing body 1 and the telescopic body 2.
The telescopic body 2 comprises a telescopic head 201 and a telescopic part 202 protruding towards the direction of the fixed body 1, a step surface is formed between the telescopic head 201 and the telescopic part 202, the step surface abuts against the end part of the fixed body 1 to axially limit the telescopic head and the telescopic part, a second notch 2011 for mounting a second spring 601 is formed in the telescopic head 201, a telescopic hole 102 is formed in the fixed body 1, and the telescopic part 202 is inserted into the telescopic hole 102 to realize the sliding connection of the telescopic body 2 and the fixed body 1.
The telescopic hole 102 is provided with a plurality of circumferentially distributed key grooves 101, the outer peripheral wall of the telescopic part 202 protrudes outwards with a plurality of circumferentially distributed guide posts 203, the guide posts 203 are inserted into the key grooves 101, the guide posts 203 play a guiding role, and the telescopic body 2 and the fixed body 1 are circumferentially fixed when the telescopic body 2 performs axial movement to adjust the depth of an instrument through the matching of the guide posts 203 and the key grooves 101, so that relative rotation between the telescopic body 2 and the fixed body 1 is prevented.
The telescopic part 202 is provided with the second elastic plunger piston 9, the end part of the second elastic plunger piston 9 is abutted against the telescopic hole 102, the friction force between the telescopic part 202 and the telescopic hole 102 is increased, the axial movement amplitude of the telescopic body 2 can be controlled, and the hand feeling of feeding, feeding and pulling out the telescopic body 2 is increased.
The working principle is as follows:
when in use, the fixing body 1 is fixed on the biopsy opening, the connecting pipe 10 and the fixing body 1 are screwed up and fixed by screws, a doctor passes a surgical instrument to be used through the central hole 4 to a designated position in the operation process, and the instrument and the rotating body 3 are fixed by the locking screw 11; when the feeding angle of the instrument needs to be adjusted, the first button 504 is pressed down, the first rotating tooth 502 moves downwards along with the first button, the first spring 501 is compressed, when the first pin 505 abuts against the rotating body 3, the first rotating tooth 502 is separated from the second rotating tooth 503 at the moment, the rotating body 3 is rotated, the instrument is driven to rotate to a designated position, the first button 504 is released, the first spring 501 rebounds, and the first rotating tooth 502 is meshed with the second rotating tooth 503 to fix the rotating body 3 and the telescopic body 2; when the feeding depth of the instrument needs to be adjusted, the second button 604 is pressed down, the first advancing and retreating teeth 602 move downwards along with the first advancing and retreating teeth, the second spring 601 is compressed, when the second pin 605 abuts against the telescopic body 2, the first advancing and retreating teeth 602 are separated from the second advancing and retreating teeth 603 at the moment, the telescopic body 2 is pushed in or pulled back, after the instrument is driven to move forwards and backwards to a designated position, the second button 604 is released, the second spring 601 rebounds, and the first advancing and retreating teeth 602 are meshed with the second advancing and retreating teeth 603 to fix the fixing body 1 and the telescopic body 2.
In the description of the present invention, it should be understood that the terms "press down", "move down", "front and back", "outside", "inside", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. An instrument adjustment device for use with an endoscope, comprising: the telescopic device comprises a fixed body (1), a telescopic body (2) and a rotating body (3) which are connected in sequence, wherein the fixed body, the telescopic body and the rotating body are coaxially fixed, a central hole (4) for an instrument to pass through is formed in each of the fixed body, the telescopic body and the rotating body, and the instrument passes through the central hole (4) and is relatively fixed with the rotating body (3);
the telescopic body (2) is rotationally connected with the rotating body (3) and circumferentially fixed by the rotating locking mechanism (5), and the fixed body (1) is slidably connected with the telescopic body (2) and axially fixed by the advancing and retreating locking mechanism (6).
2. An instrument adjustment device for use with an endoscope according to claim 1 and also comprising: rotatory locking mechanical system (5) include first spring (501), first rotatory tooth (502) and circumference distribute in the rotatory tooth (503) of second of telescopic body (2) internal perisporium, through first spring (501) elastic connection between first rotatory tooth (502) and rotator (3), first rotatory tooth (502) and the meshing of second rotatory tooth (503), be fixed with first button (504) on first rotatory tooth (502), be equipped with on first button (504) and be used for radial spacing first pin (505) to first rotatory tooth (502).
3. An instrument adjustment device for use with an endoscope according to claim 1 and also comprising: the advancing and retreating locking mechanism (6) comprises a second spring (601), a first advancing and retreating tooth (602) and a second advancing and retreating tooth (603) which is axially distributed on the inner peripheral wall of the fixed body (1), the first advancing and retreating tooth (602) is elastically connected with the telescopic body (2) through the second spring (601), the first advancing and retreating tooth (602) is meshed with the second advancing and retreating tooth (603), a second button (604) is fixed on the first advancing and retreating tooth (602), and a second pin (605) used for radially limiting the first advancing and retreating tooth (602) is arranged on the second button (604).
4. An instrument adjustment device for use with an endoscope according to claim 2 and also comprising: the rotator (3) comprises a rotating head (301) and a rotating part (302) protruding towards the direction of the telescopic body (2), wherein a first notch (3011) for installing a first spring (501) is formed in the rotating head (301), a rotating hole (204) matched with the rotating part (302) is formed in the telescopic body (2), and the rotating part (302) is inserted into the rotating hole (204).
5. An instrument adjustment device for use with an endoscope according to claim 3 and also comprising: the telescopic body (2) comprises a telescopic head (201) and a telescopic part (202) protruding towards the direction of the fixed body (1), a second notch (2011) for mounting the second spring (601) is formed in the telescopic head (201), a telescopic hole (102) is formed in the fixed body (1), and the telescopic part (202) is inserted into the telescopic hole (102).
6. An instrument adjustment device for use with an endoscope according to claim 5 and also comprising: the telescopic hole (102) is provided with a plurality of circumferentially distributed key slots (101), the peripheral wall of the telescopic part (202) protrudes outwards to form a plurality of circumferentially distributed guide posts (203), and the guide posts (203) are inserted into the key slots (101).
7. An instrument adjustment device for use with an endoscope according to claim 1 and also comprising: and a third pin (7) which is inserted in the radial direction is arranged between the rotating body (3) and the telescopic body (2).
8. An instrument adjustment device for use with an endoscope according to claim 4 and also comprising: the rotating part (302) is provided with a first elastic plunger (8), and the end part of the first elastic plunger (8) is abutted against the second rotating tooth (503).
9. An instrument adjustment device for use with an endoscope according to claim 5 and also comprising: and a second elastic plunger (9) is arranged on the telescopic part (202), and the end part of the second elastic plunger (9) is abutted against the telescopic hole (102).
10. An instrument adjustment device for use with an endoscope according to claim 1 and also comprising: and locking screws (11) are screwed into the rotating body (3) in the radial direction, and the heads of the locking screws (11) are abutted to the instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221113647.1U CN217548193U (en) | 2022-05-10 | 2022-05-10 | Instrument adjusting device applied to endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221113647.1U CN217548193U (en) | 2022-05-10 | 2022-05-10 | Instrument adjusting device applied to endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217548193U true CN217548193U (en) | 2022-10-11 |
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ID=83473545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221113647.1U Active CN217548193U (en) | 2022-05-10 | 2022-05-10 | Instrument adjusting device applied to endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217548193U (en) |
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2022
- 2022-05-10 CN CN202221113647.1U patent/CN217548193U/en active Active
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