CN220588376U - Root cyst scraper - Google Patents

Abstract

The utility model claims a root cyst scraper, which has the technical scheme that the root cyst scraper comprises a handle, wherein a working head is arranged at the end part of the handle, the working head comprises a supporting piece and a plurality of ribs circumferentially arranged on the supporting piece, the ribs are slidably arranged relative to the handle to form a telescopic working head, the window drainage operation of the cyst is carried out around teeth, the wound is large as a whole, the operation steps are complicated, the later treatment and recovery of a patient are not facilitated, the root cyst scraper can extend into the cyst from the root apex or is drilled around the teeth corresponding to the cyst, the supporting piece is moved to expand the ribs to form an arc shape and break the root apex cyst, the operation wound is small, other complications in the operation are not easy to cause, and the operation is simple, so that the later recovery of the patient is facilitated.

Description

Root cyst scraper

Technical Field

The utility model relates to a surgical instrument for treating root cyst, in particular to a root cyst scraper.

Background

At present, the root cyst relates to an operation which needs to remove a focus, and especially once the focus at the tooth root is formed, local tissue ischemia and damage to the tooth mechanical structure are easily caused, so that local chronic pain and dysfunction are caused, great pain is caused to patients, and the life quality of the patients is influenced. The disease is difficult to self-heal, the focus is often required to be thoroughly cleared by an operation until a certain stage, space is reserved for regeneration of new bones of the organism, and the operation process in the prior art comprises the following steps: the local anesthesia is used for cutting the gingiva, turning over the gingiva and exposing the cyst part, the tool is used for completely removing the cyst, the root tip of the tooth root is cut off, the tooth root is filled, the bone powder is buried after the bone powder is washed clean and covered with the biological membrane, and finally the biological membrane is sewn and wrapped.

In view of the foregoing, it is an object of the present utility model to provide a surgical instrument that is suitable for scraping a small incision into a cyst.

Disclosure of Invention

Aiming at the defects in the prior art, the device provides the root cyst scraper, and the device can realize scraping operation of small wounds aiming at root cyst.

In order to achieve the above purpose, the following technical scheme is provided: the utility model provides a root cyst scraper, is including the handle, and the handle tip is provided with the working head, and this working head is constituteed including support piece and many ribs of circumference arrangement on support piece, and many ribs slide the setting relative to the handle, form telescopic working head.

In summary, the above technical scheme has the following beneficial effects: when the movable pipe is kept in place, the ribs are in a straightened state and are in a thin straight shape with the supporting piece, and can extend into a focus through guiding;

when the moving pipe moves, the plurality of ribs which are straightened originally can be expanded to form an arc shape under the extrusion of the moving pipe, the moving pipe is similar to an eggbeater, and after the position of the moving pipe is fixed, the ribs are driven to break and scrape the cyst by rotating the handle; and sucking out the broken cyst by a negative suction device.

The drainage operation of windowing of the cyst is carried out from the periphery of the tooth, the wound is large as a whole, the operation steps are complicated, the later treatment and rehabilitation of a patient are not facilitated, the drainage operation device can extend into the cyst from the root tip of the tooth, or a smaller wound hole is drilled on the periphery of the tooth corresponding to the cyst, the support piece is moved to enable the ribs to expand to form an arc shape and break up the root tip cyst, the operation wound is small, other complications in the operation are not easy to cause, the operation is simple, and the later recovery of the patient is facilitated.

Drawings

FIG. 1 is a schematic perspective view of a root cyst scraper;

FIG. 2 is a cross-sectional view of a handle portion;

FIG. 3 is a cross-sectional view of the rib partially opened;

FIG. 4 is a cross-sectional view of the rib partially contracted;

fig. 5 is a schematic representation of the present utility model in use.

Reference numerals: 1. a handle; 2. a moving tube; 3. a support; 4. a negative suction device; 5. an adsorption chamber; 6. ribs;

11. a thread sleeve; 12. a receiving groove; 13. an elastic member; 14. a collision ring;

111. a first positioning ring; 112. a second positioning ring; 113. a resilient blocking ring;

21. a threaded tube; 22. a working head;

41. and a connection interface.

Detailed Description

The utility model will now be described in further detail with reference to the drawings and examples. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

Referring to fig. 1-5, a root cyst scraper comprises a handle 1, wherein a working head 22 is arranged at the end part of the handle 1, the working head 22 comprises a supporting piece 3 and a plurality of ribs 6 circumferentially arranged on the supporting piece 3, and the ribs 6 are slidably arranged relative to the handle 1 to form a telescopic working head 22;

the support piece 3 is fixedly connected with the handle 1, a moving tube 2 which is in sliding connection is arranged at the middle section of the handle 1, a plurality of ribs 6 are fixed on the moving tube 2, and the moving tube 2 slides and stretches along the axial direction; the end of the support 3 preferably forms a piercing tip from which the piercing tip pierces and extends into the cyst.

The rib 6 is formed by rib 6 with elastic deformation capability, the rib 6 can be made of metal or hard silica gel, rubber or plastic, wherein the outer side surface of the rib is preferably provided with a rib, the rib has better scraping effect when being scraped, one end of the rib 6 close to the end part of the working head 22 is bent in the unstressed and unfolded state, so that the whole working head 22 is in an end part expansion state in the unstressed and unfolded state; the working head has larger contact area with the inner wall of the cyst after expanding;

the fixed points of the ribs 6 and the supporting piece are staggered in the axial direction of the supporting piece, and the adjacent ribs are staggered mutually, so that the working head has larger supporting strength and ensures the crushing effect under the condition of smaller overall size of the working head.

The support 3 is provided with a suction cavity 5 in a hollow manner, and the support 3 is provided with a connection interface 41 for connecting a negative suction device 4;

when the moving tube 2 is kept in place, the ribs 6 are in a straightened state and are in a thin straight shape with the supporting piece 3, and can extend into a focus through guiding;

when the moving tube 2 moves towards one end of the supporting piece 3 far away from the negative suction device 4, the ribs 6 which are straightened originally expand to form an arc shape under the extrusion of the moving tube 2, and the ribs 6 are driven to destroy and scrape the cyst by rotating the handle 1 after the position of the moving tube 2 is fixed like an eggbeater;

one end of the supporting piece 3 can be connected with a negative suction device 4, and the negative suction device 4 is started to enable the suction cavity 5 to form negative pressure so as to suck out scraped cyst tissues;

the drainage operation of windowing of cyst is carried out from around the tooth, the wound is larger as a whole, the operation steps are complicated, the later treatment and rehabilitation of the patient are not facilitated, the utility model can extend into the cyst from the root tip of the tooth root, or the cyst is correspondingly drilled around the tooth, the support piece 3 is moved to expand the ribs 6 to form an arc shape and break up the root tip cyst, the operation wound is small, other complications in the operation are not easy to cause, the operation is simple, and the later recovery of the patient is facilitated.

Further, a threaded pipe 21 which is in sliding connection with the support piece 3 is fixedly connected to the bottom of the movable pipe 2, and a threaded sleeve 11 which is meshed with the threaded pipe 21 is rotatably connected to the handle 1;

the upper end and the lower end of the threaded sleeve 11 are fixedly connected with a first positioning ring 111 which is in sliding connection with the handle 1, the first positioning ring 111 is fixedly connected with a second positioning ring 112 which is in sliding connection with the handle 1, and the inner diameter of the second positioning ring 112 is smaller than that of the first positioning ring 111 and the outer diameter of the second positioning ring is larger than that of the first positioning ring 111;

the handle 1 is also provided with a containing groove 12 for containing the first positioning ring 111 and the second positioning ring 112;

the top of the threaded tube 21 is fixedly connected with an elastic blocking ring 113 for abutting against the inner top end of the handle 1;

the movable tube 2 is controlled to move through the rotary thread sleeve 11, then the rib 6 is controlled to bend or straighten, compared with a direct pushing mode, the rib 6 caused by false touch can be reduced to the greatest extent by adopting thread control, stability in treatment is improved, the handle 1 is provided with an upper part and a lower part, the middle part is provided with the thread sleeve 11 serving as a connecting part, the inner diameter of the second positioning ring 112 on the thread sleeve 11 is smaller than that of the first positioning ring 111, the outer diameter of the second positioning ring 112 is larger than that of the first positioning ring 111, the handle 1 can be prevented from being separated from the thread sleeve 11, the elastic blocking ring 113 can be abutted against the inner top end of the handle 1, and can also be abutted against the thread sleeve 11, so that movement of the threaded tube 21 can be limited, and damage to the rib 6 caused by excessive movement of the threaded rod is prevented.

Further, an elastic piece 13 is fixedly connected to one end of the handle 1 close to the working head 22;

since the device is continuously moved during treatment, the elastic piece 13 is arranged at the top of the handle 1, so that the handle 1 is prevented from being hurt by impacting a patient during use.

Furthermore, the bottom of the handle 1 is also rotatably connected with a collision ring 14;

the handle 1 can be held by one hand, the interference ring 14 can be held by the other hand, then the handle 1 is rotated to drive the ribs 6 to rotate, the interference ring 14 can be arranged on the bracket, and then the handle 1 is automatically controlled in a mode of being connected with a small motor and the like.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (10)

1. The utility model provides a root cyst scraper which is characterized in that, including handle (1), handle (1) tip is provided with working head (22), and this working head (22) are constituteed including support piece (3) and many ribs (6) of circumference arrangement on support piece (3), and many ribs (6) slide setting relative handle (1), form telescopic working head (22).

2. A root cyst scraper according to claim 1, characterized in that the supporting element (3) is fixedly connected with the handle (1), a sliding connection moving tube (2) is arranged in the middle section of the handle (1), and a plurality of ribs (6) are fixed on the moving tube (2) and extend and retract along the axial sliding direction through the moving tube (2).

3. A root cyst scraper according to claim 2, characterized in that the ribs (6) are formed by ribs (6) with elastic deformability, the ribs (6) are bent at one end close to the end of the working head (22) in the unstressed unfolded state, so that the whole working head (22) is expanded at the end in the unstressed unfolded state, the fixing points of a plurality of ribs (6) and the supporting piece are staggered in the axial direction of the supporting piece, and the adjacent ribs are staggered.

4. A root cyst scraper according to claim 1, characterized in that the support (3) is hollow provided with a suction chamber (5), which support (3) is provided with a connection interface (41) for connection of a suction device (4).

5. A root cyst scraper according to claim 2, characterized in that the bottom of the moving tube (2) is fixedly connected with a threaded tube (21) which is in sliding connection with the support (3), and the handle (1) is rotatably connected with a threaded sleeve (11) which is meshed with the threaded tube (21).

6. A root cyst scraper according to claim 5, wherein the top of the threaded tube (21) is fixedly connected with a resilient blocking ring (113) for abutting against the inner top end of the handle (1).

7. The root cyst scraper according to claim 5, wherein the upper end and the lower end of the threaded sleeve (11) are fixedly connected with a first positioning ring (111) which is in sliding connection with the handle (1), the first positioning ring (111) is fixedly connected with a second positioning ring (112) which is in sliding connection with the handle (1), and the inner diameter of the second positioning ring (112) is smaller than that of the first positioning ring (111) and the outer diameter of the second positioning ring is larger than that of the first positioning ring (111).

8. A root cyst scraper according to claim 7, wherein the handle (1) is further provided with a receiving groove (12) for receiving a first positioning ring (111) and a second positioning ring (112).

9. A root cyst scraper according to claim 1, characterized in that the end of the handle (1) close to the working head (22) is also fixedly connected with an elastic member (13).

10. A root cyst scraper according to claim 1, wherein the handle (1) bottom is further rotatably connected with a contact ring (14).