CN216854744U - Nail box - Google Patents

Abstract

The utility model discloses a nail box, which comprises a box body frame, a main box body arranged on the box body frame, a nail pushing and cutting assembly arranged between the main box body and the box body frame and capable of moving along a channel, an open type nail cavity arranged on the main box body and provided with at least two cavity channels arranged in parallel, nail pushing bodies arranged in the corresponding cavity channels, and suturing nails placed on the corresponding nail pushing bodies. Two suturing nails can be contained in one cavity of the nail box, and each cavity is pushed by an independent nail pushing system to be sutured, so that two times of anastomosis cutting of one nail box is realized, the defect that the existing nail box is frequently replaced is overcome, and meanwhile, the nail pushing system is more labor-saving and easier to operate.

Description

Nail box

Technical Field

The utility model relates to the field of medical instruments for surgical operations, in particular to a nail box.

Background

The endoscopic cutting anastomat is a medical instrument which is commonly used in the operation, is commonly used for suturing and cutting tissues in the endoscopic operation, and is popular and advocated for domestic and foreign clinical surgeons because of the advantages of simple operation, quick suturing, few side effects, few operation complications and the like.

Clinically, usually, a plurality of times of anastomotic cutting are needed in one operation, but the current anastomat needs to replace the nail box after one time of anastomotic cutting, so that the next time of cutting can be carried out, a doctor frequently detaches the nail box in the operation, the operation is inconvenient, the use experience is poor, meanwhile, the nail box is frequently replaced, the operation time is prolonged, the operation efficiency is reduced, a patient can receive more anaesthesia, more pain is born, and the treatment cost is increased. The instruments frequently enter and exit the body, and there is also a risk of infection.

Therefore, how to design a brand-new nail box, improve the use experience, reduce the risks and improve the operation efficiency is a problem to be solved in the technical field.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a nail box, wherein two suturing nails can be contained in one cavity of the nail box, and each cavity is subjected to nail pushing and suturing by an independent nail pushing system, so that two times of anastomotic cutting of one nail box is realized, the defect of frequent replacement of the existing nail box is overcome, and the nail pushing and suturing are more labor-saving and easier to operate.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a nail casket, includes the storehouse body frame, installs the main storehouse body on storehouse body frame, installs between the main storehouse body and storehouse body frame and can follow the channel motion push away nail cutting assembly, set up on the main storehouse body and have at least two cavity ways of arranging side by side the open type nail chamber, install the nail body that pushes away in corresponding cavity way, place the sewing nail on the corresponding nail body that pushes away, on the whole height in open type nail chamber, the cavity is said and is run through from last to down, and every sewing nail monopolizes respective cavity way, pushes away nail cutting assembly and can drive every nail body in proper order and push away along its cavity way rebound to make corresponding sewing nail carry out work.

Preferably, the outermost side pushes away the nail body and installs opening part in the open type nail chamber, and the inboard side pushes away the nail body and is provided with the bullet piece in the one side that is close to the opening, and when pushing away the nail cutting assembly, the inclined plane of pushing away the nail cutting assembly can insert the below of outermost side pushing away the nail body or bullet piece in order to drive the nail body rebound of pushing away.

Preferably, a notch is arranged on the outer side nail pushing body, a spring latch is arranged at the notch, and the elastic block abuts against the spring latch.

Preferably, the elastic block is an inclined plane, the front end of the inclined plane is flush with the surface of the inner nail pushing body, and the rear end of the inclined plane is higher than the surface of the inner nail pushing body.

Preferably, the surface of the spring latch is an inclined surface increasing from bottom to top.

Preferably, the ejector pin cutting assembly comprises an ejector pad, a cutting knife hinged with the ejector pad through a coupling shaft, and a handle arranged at the rear end of the cutting knife, wherein the ejector pad is detachably connected with the cutting knife.

Preferably, the driving surface of the push block is a wedge surface.

Preferably, the push block has two wedge surfaces with different inclination angles.

Preferably, the upper end face of the staple pushing body is provided with a mounting groove, and the base of the staple is mounted in the mounting groove.

The nail box provided by the utility model comprises a box body frame, a main box body, a nail pushing and cutting assembly, an open type nail cavity, a nail pushing body and a suturing nail, wherein the main box body is arranged on the box body frame, a channel is arranged between the main box body and the box body frame, and the nail pushing and cutting assembly is arranged in the channel and can move along the channel. The main bin body is provided with open type nail cavities, preferably, the open type nail cavities are provided with multiple rows, and the number of the open type nail cavities in each row can be one group, two groups or multiple groups.

The open type nail cavity is provided with at least two cavity channels, preferably, the cavity channels are arranged along the vertical direction, so that the nail can be conveniently and smoothly discharged, the sewing force is more uniform, and the sewing effect is better. At least two cavities are arranged in parallel front and back, and the nail pushing bodies correspond to the cavities one by one, namely one nail pushing body is arranged in each cavity. The stitching nail and the nail pushing bodies are in one-to-one correspondence, one stitching nail is placed on the upper end face of each nail pushing body, and the stitching nail and the nail pushing bodies are used in pairs and are arranged in parallel from front to back. The nail pushing and cutting assembly can sequentially drive each nail pushing body to move upwards along the cavity channel of the nail pushing body, corresponding suturing nails are sequentially driven to work, and each suturing nail is provided with an independent nail pushing device. On the whole height of the open type nail cavity, the cavity channel penetrates from top to bottom, when the nail pushing body and the suturing nails are arranged in the cavity channel, each suturing nail and the nail pushing body occupy the independent cavity channel, the nail legs of the suturing nails do not have cross interference, and the nail can be smoothly discharged.

In the initial state, the nail pushing and cutting assembly and the nail pushing body are arranged at a certain interval, when the nail pushing and cutting assembly moves towards the nail pushing body along the channel, the nail pushing and cutting assembly is in contact with the nail pushing body, and when the nail pushing and cutting assembly continues to move forwards, upward pushing force of the nail pushing body can be provided, so that the nail pushing body moves upwards along the cavity channel, namely, a suturing nail can be driven to move upwards to perform suturing operation. The nail pushing body is tightly matched with the cavity, and the nail pushing body and the cavity are kept in a static state under the action of friction force after the nail pushing and cutting assembly withdraws.

By applying the technical scheme provided by the embodiment of the utility model, at least two suturing nails can be accommodated in one cavity channel, and each cavity channel is internally provided with an independent nail pushing body for pushing nails to be inosculated in multiple times, so that at least two times of inosculation cutting of one nail box is realized, the times of disassembling the nail box are reduced, frequent operation is not required, the pushing nails are not interfered with each other, the pushing nail suturing is more labor-saving, and the operation is easier; the patient receives less anesthesia, the pain is reduced, and the treatment cost is reduced; the frequency of frequent entering and exiting of the apparatus is reduced, the infection risk is reduced, and the patient experience is better; shortens the operation time and improves the operation efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a staple cartridge according to one embodiment of the present invention;

FIG. 2 is a bottom view of the main bin body;

FIG. 3 is a schematic structural view of the staple pushing and cutting assembly;

FIG. 4 is a schematic view of the staple pusher mounted in the open staple cavity;

FIG. 5 is a schematic view of the nail pushing body;

FIG. 6 is a schematic view of a first nail pushing state;

FIG. 7 is a schematic view of a second nail pushing state;

FIG. 8 is a schematic view of a staple ejection sequence.

The drawings are numbered as follows:

the device comprises a bin body frame 1, a main bin body 2, a staple pushing and cutting assembly 3, a channel 4, a track 5, an open staple cavity 6, a first staple pushing body 7, a staple 8, a second staple pushing body 9, a cutting knife 31, a connecting shaft 32, a push block 33, a handle 34, a spring latch 71 and an elastic block 91.

Detailed Description

The core of the utility model is to provide a nail box, wherein two suturing nails can be contained in one cavity of the nail box, and each cavity is subjected to nail pushing and suturing by an independent nail pushing system, so that two times of anastomotic cutting of one nail box is realized, the defect of frequent replacement of the existing nail box is overcome, and the nail pushing and suturing are more labor-saving and easier to operate.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, fig. 1 is a schematic structural view of a staple cartridge according to an embodiment of the present invention; FIG. 2 is a bottom view of the main bin body; FIG. 3 is a schematic structural view of the staple pushing and cutting assembly; FIG. 4 is a schematic view of the staple pusher mounted in the open staple cavity; FIG. 5 is a schematic view of the nail pushing body; FIG. 6 is a schematic view of a first nail pushing state; FIG. 7 is a schematic view of a second nail pushing state; FIG. 8 is a schematic view of a staple ejection sequence.

In a specific embodiment, the nail magazine provided by the utility model comprises a magazine body frame 1, a main magazine body 2 arranged on the magazine body frame 1, a nail pushing and cutting assembly 3 which is arranged between the main magazine body 2 and the magazine body frame 1 and can move along a channel 4, an open type nail cavity 6 which is arranged on the main magazine body 2 and is provided with at least two cavity channels arranged in parallel, a nail pushing body arranged in the corresponding cavity channel and a suturing nail 8 placed on the corresponding nail pushing body, wherein the cavity channels penetrate from top to bottom in the whole height of the open type nail cavity 6, each suturing nail 8 monopolizes the cavity channel, and the nail pushing and cutting assembly 3 can sequentially drive each nail pushing body to move upwards along the cavity channel of the nail pushing body so as to enable the corresponding suturing nail 8 to work.

In the above structure, the nail box comprises a cabin body frame 1, a main cabin body 2, a nail pushing and cutting assembly 3, an open type nail cavity 6, a nail pushing body and a suturing nail 8, wherein the main cabin body 2 is installed on the cabin body frame 1, and the cabin body frame 1 is a common part on the market and is not further described herein.

A channel 4 is arranged between the main bin body 2 and the bin body frame 1, and the nail pushing and cutting assembly 3 is arranged in the channel 4 and can move along the channel 4. The main bin body 2 is provided with an open type nail cavity 6, preferably, the open type nail cavity 6 is provided with a plurality of rows, and the number of the open type nail cavities 6 in each row can be one group, two groups or a plurality of groups.

The open type nail cavity 6 is provided with at least two cavity channels, preferably, the cavity channels are arranged along the vertical direction, so that the nail can be conveniently and smoothly discharged, the sewing force is more uniform, and the sewing effect is better.

At least two cavities are arranged in parallel front and back, and the nail pushing bodies correspond to the cavities one by one, namely one nail pushing body is arranged in each cavity. The suturing nails 8 correspond to the nail pushing bodies one to one, one suturing nail 8 is placed on the upper end face of each nail pushing body, and the suturing nails 8 and the nail pushing bodies are used in pairs and are arranged in parallel front and back. The nail pushing and cutting assembly 3 can sequentially drive each nail pushing body to move upwards along the cavity channel of the nail pushing body, corresponding suturing nails 8 are sequentially driven to work, and each suturing nail 8 is provided with an independent nail pushing device.

On the whole height of the open type nail cavity 6, the cavity channel penetrates from top to bottom, when the nail pushing body and the suturing nails 8 are installed in the cavity channel, each suturing nail 8 and the nail pushing body occupy the independent cavity channel, no cross interference exists among the nail legs of the suturing nails 8, and the nail discharging is smooth. Preferably, the legs and the base of the staple 8 are in one plane, and the structure is simple and easy to process.

At initial state, push away nail cutting assembly 3 and push away the nail body and have certain interval, when pushing away nail cutting assembly 3 and moving to pushing away the nail body along passageway 4, push away nail cutting assembly 3 and push away the contact of nail body, when continuing to advance, can provide and push away the ascending thrust of nail body to make and push away the nail body and upwards move along the chamber way, that is, can drive and sew up nail 8 and upwards move, sew up the operation. The nail pushing body is tightly matched with the cavity, and when the nail pushing cutting assembly 3 withdraws, the nail pushing body and the cavity keep a static state under the action of friction force.

By applying the technical scheme provided by the embodiment of the utility model, at least two suturing nails 8 can be accommodated in one cavity, and each cavity is internally provided with an independent nail pushing body for pushing nails to be inosculated in multiple times, so that one nail box is inosculated and cut at least twice, the times for disassembling the nail box are reduced, frequent operation is not needed, the pushing nails are not interfered with each other, the pushing nail suturing is more labor-saving, and the operation is easier; the patient receives less anesthesia, the pain is reduced, and the treatment cost is reduced; the frequency of frequent entering and exiting of the apparatus is reduced, the infection risk is reduced, and the patient experience is better; shortens the operation time and improves the operation efficiency.

On the basis of the above-mentioned embodiment, the open type nail cavity 6 has an opening on the outer side, the outermost nail pushing body is installed at the opening, and the inner nail pushing body is sequentially installed on the inner side of the outermost nail pushing body. The inner nail pushing body is provided with a bullet block 91 at one side close to the opening, and the outer side surface of the bullet block 91 is extruded at the inner side surface of the outer nail pushing body.

The front end of the nail pushing and cutting component 3 is an inclined plane with a slope, one end close to the nail pushing body is low, and when the nail pushing and cutting component 3 is pushed, the inclined plane at the front end of the nail pushing and cutting component 3 is inserted below the outermost nail pushing body or the elastic block 91 so as to drive the nail pushing body to move upwards.

Taking the number of the nail pushing bodies as two as an example, the first nail pushing body 7 is an outer nail pushing body, and the second nail pushing body 9 is an inner nail pushing body.

Specifically, in the initial state, the elastic block 91 on the second nail pushing body 9 cannot be ejected out from the first nail pushing body 7, when the first nail pushing is performed, the first nail pushing body 7 moves upwards along the cavity under the action of the nail pushing and cutting assembly 3 until the highest position is reached to finish sewing, the first nail pushing body 7 is in close fit with the cavity, and when the nail pushing and cutting assembly 3 withdraws, the first nail pushing body 7 stays at the highest position. Under the restriction of the first nail pushing body 7, the elastic block 91 on the second nail pushing body 9 can not be ejected all the time. After finishing pushing away the nail and sewing up for the first time, first push away the nail body 7 and no longer act on the bullet piece 91, bullet piece 91 can pop out, if carry out the secondary and push away the nail and sew up this moment, will push away nail cutting assembly 3 and pull back backward, pull back the in-process and can compress the return with bullet piece 91 temporarily, pop out again after the completion of pulling back, pop out the back, push away the nail cutting assembly 3 inclined planes and begin to act on in bullet piece 91 rear portion bottom, promote the second and push away the nail body 9 and carry out the secondary and sew up. And each row of nails are pushed to the first nail pushing body 7 according to the first time of nail pushing, and the second nail pushing body 9 is pushed to sew the nails according to the second time of nail pushing, so that the uniformity of nail pushing and sewing is ensured.

Further optimizing the above technical solution, a person skilled in the art can change the above specific embodiment according to different specific situations, a notch is provided on the outer nail pushing body, a spring latch 71 is provided at the notch, the elastic block 91 abuts against the spring latch 71, the spring latch 71 has a limiting function, and the spring latch 71 prevents the elastic block 91 on the second nail pushing body 9 from being ejected. Preferably, the surface of the spring latch 71 is an inclined surface increasing from bottom to top, when the nail is pushed to the highest position for the second time, the elastic block 91 is pressed against the spring latch 71 from bottom to top, and the spring latch 71 can compress the elastic block 91 back to the inside of the first nail pushing body 7 again, so as to avoid interfering with the nail pushing operation of the second nail pushing body 9.

For the nail magazine in each of the above embodiments, the surface of the bullet block 91 is an inclined plane, the front end of the inclined plane is flush with the inner side nail pushing body, the rear end of the inclined plane is higher than the inner side nail pushing body, the surface of the bullet block 91 is extruded from the front to the back in the pulling process of the nail pushing and cutting assembly 3, the nail pushing and cutting assembly 3 is guaranteed not to be affected by the bullet block 91, the nail pushing and cutting assembly is smoothly pulled back, the rear end of the bullet block 91 is simultaneously guaranteed to be higher than the inner side nail pushing body, the nail pushing and cutting assembly 3 can act on the rear end of the bullet block 91, the nail pushing body is pushed to move upwards, and the second sewing operation is completed.

In another more reliable embodiment, on the basis of any one of the above embodiments, the staple pushing and cutting assembly 3 comprises a pushing block 33, a cutting knife 31 hinged to the pushing block 33 through a coupling shaft 32, and a handle 34 disposed at the rear end of the cutting knife 31, when in installation, the pushing block 33 is obliquely inserted into a bayonet of the cutting knife 31, and then the pushing block 33 is pressed down to form the staple pushing and cutting assembly 3, the pushing block 33 is installed in the track 5, and the staple pushing and cutting assembly 3 is driven by the handle 34 at the rear end and can move back and forth in the track 5, so that the structure is simple and easy to drive. The push block 33 is detachably connected with the cutting knife 31, and the push block 33 can be pulled back to perform secondary operation.

Further optimize above-mentioned technical scheme, the drive face of ejector pad 33 is the wedge face, simple structure, and the wedge face is firm with the laminating of the body of pushing away the nail, and the drive is pushed away the nail body and is moved upward stability better.

According to the technical scheme, the pushing block 33 is provided with two wedge-shaped surfaces with different inclination angles, the front end slope is large, the lifting speed is high when the nail pushing body is driven to start, and the time is saved; the rear end has small gradient, the upward force of the driving nail pushing body is large, and the stability is better.

In another more reliable embodiment, on the basis of any one of the above embodiments, the upper end surface of the nail pushing body is provided with a mounting groove, the base part of the suturing nail 8 is mounted in the mounting groove, so that the accurate placement of the suturing nail 8 is easy, the stability after placement is better, and the position shifting is prevented.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The above has described in detail the magazine provided by the present invention. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. The utility model provides a nail casket, its characterized in that, includes storehouse body frame (1), installs main storehouse body (2) on storehouse body frame (1), install between main storehouse body (2) and storehouse body frame (1) and can follow the nail cutting assembly (3) that pushes away of passageway (4) motion, set up on main storehouse body (2) and have opening formula nail chamber (6) of two at least chamber ways of arranging side by side, install the nail body that pushes away in corresponding chamber way, place nail (8) of sewing on the corresponding nail body that pushes away, on the whole height in opening formula nail chamber (6), the chamber way is from last to running through down, and every nail (8) of sewing monopolize respective chamber way, pushes away nail cutting assembly (3) and can drive every nail body of pushing away in proper order and move up along its chamber way to make corresponding nail (8) carry out work.

2. The magazine according to claim 1, characterized in that the outermost nail-pushing body is mounted at the opening of the open-ended nail cavity (6), the inner nail-pushing body is provided with a spring block (91) at a side close to the opening, when the nail-pushing cutting assembly (3) is pushed, the inclined surface of the nail-pushing cutting assembly (3) can be inserted into the underside of the outermost nail-pushing body or the spring block (91) to drive the nail-pushing body to move upwards.

3. The staple magazine as claimed in claim 2, characterized in that the outer staple pusher is provided with a notch, at which a spring latch (71) is arranged, the spring block (91) abutting against the spring latch (71).

4. The magazine as claimed in claim 3, characterized in that the said bullet (91) is a bevel, the front end of which is flush with the face of the inside staple pusher and the rear end is higher than the face of the inside staple pusher.

5. The magazine according to claim 4, characterized in that the surface of the spring latch (71) is an inclined surface increasing from bottom to top.

6. The nail magazine according to any one of claims 1 to 5, wherein the nail pushing and cutting assembly (3) comprises a pushing block (33), a cutting knife (31) hinged with the pushing block (33) through a coupling shaft (32), and a handle (34) arranged at the rear end of the cutting knife (31), wherein the pushing block (33) is detachably connected with the cutting knife (31).

7. The magazine according to claim 6, characterized in that the drive surface of the push block (33) is a wedge surface.

8. The magazine according to claim 7, characterized in that the pusher (33) has two wedge-shaped faces with different inclination angles.

9. The magazine according to any one of claims 1 to 5, wherein the upper end face of the staple pusher has a mounting groove in which the base of the staple (8) is mounted.

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