CN218979021U - Access device - Google Patents

Abstract

The application discloses access device, including the access platform, access platform one side is connected with storage mechanism, and storage mechanism is used for storing human tissue, and this application can be with the human tissue temporary storage who cuts off in the operation in storage mechanism, need not frequently to get access platform, consequently this application has greatly reduced the operation degree of difficulty, shortened operation time, reduced the advantage of operation risk.

Description

Access device

Technical Field

The application relates to the technical field of medical instruments, in particular to an access device.

Background

The single-hole laparoscopic surgery is the international forefront minimally invasive technology, surgical instruments and equipment enter the abdominal cavity through umbilical holes in the operation, the umbilical crease walls are utilized to shield the operation incision, the single-hole laparoscopic surgery is that the angle is changed to zero after the four holes, three holes and two holes are changed into one hole in the traditional laparoscopic surgery, new challenges are presented to a doctor of a main knife in experience and skill, and only a few hospitals in the whole country can grasp the technology. Compared with the traditional laparoscopic abdominal minimally invasive surgery, the umbilical single-port laparoscopic minimally invasive technology has the characteristics of outstanding minimally invasive performance, safety, economy, attractive appearance, less postoperative pain and the like.

The access platform is needed when single-port laparoscopic surgery is performed, various surgical instruments can be stretched into the body through the navel of a human body by the access platform, the existing access platform is simple in structure, human tissues cut off during surgery are required to be taken out from the inlet and outlet pipe orifice of the access platform, the inside diameter of the pipe orifice is smaller and difficult to take out, the operation is repeated repeatedly, the operation is troublesome and the operation difficulty is high, the operation time is long, and the operation risk is increased.

Disclosure of Invention

The main aim of the application is to provide an access device, which aims at solving the technical problems that the existing laparoscopic surgery access platform needs to take out the cut human tissues for many times, the operation difficulty is high and the surgery risk is increased.

In order to achieve the above purpose, the application provides an access device, which comprises an access platform, wherein one side of the access platform is connected with a storage mechanism, and the storage mechanism is used for storing human tissues.

Optionally, the storage mechanism comprises a storage bag, the storage bag is connected with a connecting component, and the storage bag is detachably connected with the access platform through the connecting component.

Optionally, the connection assembly includes a first threaded tube connected to one side of the access platform, the first threaded tube being threadably connected to a second threaded tube, the second threaded tube being connected to the storage bag.

Optionally, a control valve is provided on the second threaded tube.

Optionally, the storage bag comprises a connecting bin, a thickening portion and a storage bin which are communicated in sequence, the connecting bin is connected with the second threaded pipe, the wall thickness of the thickening portion is larger than that of the connecting bin and the storage bin, and the storage bin is used for storing human tissues.

Optionally, the access platform comprises a sealing cap connected with the storage mechanism, a plurality of operation nozzles are arranged at the top of the sealing cap, a notch protecting sleeve is arranged at the bottom of the sealing cap, the bottom of the notch protecting sleeve is open, and the notch protecting sleeve is used for penetrating through the navel of a human body to extend into the abdominal cavity of the human body.

Optionally, the device further comprises a smoke discharging mechanism, the smoke discharging mechanism comprises a smoke discharging pipe, the middle section of the smoke discharging pipe is located in the access platform, one end of the smoke discharging pipe extends out of the bottom opening of the notch protection sleeve and extends into the abdominal cavity of a human body, one end of the smoke discharging pipe extending into the abdominal cavity of the human body is provided with a plurality of air holes, and the other end of the smoke discharging pipe extends out of one side of the sealing cap and is connected with a negative pressure aspirator.

Optionally, one end of the smoke exhaust pipe extending into the abdominal cavity of the human body is provided with an expansion sleeve in an extending mode, a magnetic traction block is arranged in the expansion sleeve, and the smoke exhaust pipe further comprises a magnet block, wherein the magnet block is used for magnetically adsorbing the magnetic traction block outside the abdominal wall of the human body.

Optionally, the one side inside that is close to the magnetism traction block of discharging fume the pipe is provided with the pin, and the syringe needle of pin stretches out the pipe of discharging fume, and the pin can be adsorbed by magnetism traction block and fix, and the end connection that the pin stretches out the pipe of discharging fume has the pull wire, and the pull wire other end is connected at the pipe end of discharging fume.

Optionally, the smoke exhaust pipe comprises a first air pipe, one end of the first air pipe is connected with the expansion sleeve, the other end of the first air pipe extends out of the sealing cap and is detachably connected with a second air pipe, and the second air pipe is connected with the negative pressure aspirator.

The beneficial effects that this application can realize are as follows:

according to the laparoscopic surgery access platform, the storage mechanism is additionally arranged on one side of the access platform, so that human tissues cut off in laparoscopic surgery can be temporarily stored in the storage mechanism, the access platform is not required to be frequently taken out of the human tissues, the operation times are reduced, the operation difficulty is reduced, the operation time is shortened, the operation risk is reduced, and the laparoscopic surgery access platform is high in practicality.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of an access device according to an embodiment of the present application;

FIG. 2 is a schematic view of another configuration of an access device according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of an access device (including a smoke evacuation mechanism) according to an embodiment of the present disclosure;

FIG. 4 is a schematic view of a partial enlarged structure of FIG. 3;

fig. 5 is a schematic view of the structure of the suture needle according to the embodiment of the present application when the suture needle passes through the abdominal wall of a human body.

Reference numerals:

100-access platform, 110-sealing cap, 120-operation pipe orifice, 130-incision protection sleeve, 200-storage mechanism, 210-storage bag, 211-connection bin, 212-thickening part, 213-storage bin, 220-connection component, 221-first screwed pipe, 222-second screwed pipe, 223-control valve, 300-smoke exhausting mechanism, 310-smoke exhausting pipe, 311-first air pipe, 3111-air hole, 312-second air pipe, 320-negative pressure aspirator, 330-expansion sleeve, 340-magnetic traction block, 350-magnet block, 360-lead needle, 370-traction wire.

The realization, functional characteristics and advantages of the present application will be further described with reference to the embodiments, referring to the attached drawings.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present application are merely used to explain the relative positional relationship between the components, the movement condition, and the like in a specific posture, and if the specific posture is changed, the directional indicator is correspondingly changed.

In the present application, unless explicitly specified and limited otherwise, the terms "coupled," "secured," and the like are to be construed broadly, and for example, "secured" may be either permanently attached or removably attached, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.

Examples

Referring to fig. 1-5, the present embodiment provides an access device, which includes an access platform 100, wherein one side of the access platform 100 is connected with a storage mechanism 200, and the storage mechanism 200 is used for storing human tissues.

In this embodiment, the storage mechanism 200 is additionally arranged on one side of the access platform 100, so that the human tissues cut in the laparoscopic surgery can be temporarily stored in the storage mechanism 200, the human tissues do not need to be frequently taken out of the access platform 100, the operation times are reduced, the operation difficulty is reduced, the operation time is shortened, the operation risk is reduced, and the practicability is high.

The storage mechanism 200 is a disposable consumable, and should be disposed of as medical waste after use.

As an alternative embodiment, storage mechanism 200 includes a storage bag 210, storage bag 210 having a connection assembly 220 attached thereto, storage bag 210 being removably attached to access platform 100 by connection assembly 220.

In this embodiment, the storage bag 210, the connection assembly 220 and the access platform 100 are in a communication structure, the severed human tissue can be thrown into the storage bag 210 through the connection assembly 220, and the storage bag 210 is detachably connected with the access platform 100 through the connection assembly 220, so that the assembly is convenient in use, and the storage bag 210 serving as a disposable consumable product is also convenient to detach and throw away.

It should be noted that, during operation, a certain air pressure is provided inside the access platform 100, after the storage bag 210 is installed, the standing horse is in an inflated state under the air pressure to form a closed space capable of accommodating human tissues, so that the storage bag 210 can be designed to be bent downwards to have a shape with a certain amplitude, so that the storage bag 210 extends downwards to expand after being inflated, the standing horse cannot bounce upwards to affect operation, and the operation space cannot be occupied.

As an alternative embodiment, the connection assembly 220 includes a first screw pipe 221 connected to one side of the access platform 100, the first screw pipe 221 being screw-coupled with a second screw pipe 222, the second screw pipe 222 being coupled with the storage bag 210.

In this embodiment, during assembly, the storage bag 210 may be screwed to the first threaded tube 221 by the second threaded tube 222, the first threaded tube 221 may be integrally connected to one side of the access platform 100, so that the quick assembly function is achieved, and during subsequent disassembly, the second threaded tube 222 and the storage bag 210 may be integrally detached, and human tissue in the storage bag 210 may be removed for medical detection or may be directly thrown away, and the second threaded tube 222 and the storage bag 210 after use should be integrally disposed as waste products, as the case may be.

It should be noted that, the first threaded pipe 221 may be an external threaded pipe, and the second threaded pipe 222 may be an internal threaded pipe matched with the external threaded pipe; conversely, if the first threaded pipe 221 is an internally threaded pipe, the second threaded pipe 222 is an externally threaded pipe that mates with the first threaded pipe.

As an alternative implementation, be provided with control valve 223 on the second screwed pipe 222, control valve 223 can cut off the communication state of access platform 100 and reservoir bag 210 at any time to can be in the operation in-process, through closing control valve 223, then let the assistant pull down second screwed pipe 222 and reservoir bag 210 wholly, access platform 100 can not be air bleed this moment, the operation can go on as usual, simultaneously the assistant can take out the human tissue in the reservoir bag 210 and do medical detection, realize the effect of going on in step to judge next operation according to medical detection result, the practicality is high, more is favorable to reducing the operation risk.

As another alternative embodiment, the storage bag 210 includes a connection compartment 211, a thickened portion 212, and a storage compartment 213, which are sequentially connected, the connection compartment 211 is connected with a second threaded pipe 222, the wall thickness of the thickened portion 212 is greater than the wall thicknesses of the connection compartment 211 and the storage compartment 213, and the storage compartment 213 is used for storing human tissue.

In this embodiment, when the human tissue in the storage bag 210 needs to be temporarily taken out, the thickened portion 212 can be clamped by using a clamp or other clamping devices, so that the communication between the connecting bin 211 and the storage bin 213 is cut off, the air leakage of the access platform 100 is avoided, the storage bin 213 can be cut off independently at this time, the human tissue can be taken out under the condition that the access platform 100 does not release pressure, the operation is convenient, the control valve 223 can not be needed, the structure is simpler, and the cost is reduced.

It should be noted that, the storage bag 210 may be made of plastic film, and has a certain transparency, so that it is convenient to observe whether more human tissues are accumulated in the storage bag for timely replacement; the thickening portion 212 is of a thickening design, and is not easy to damage during clamping, and meanwhile the thickening portion 212 is in a bending position and is in contact with a surgical instrument more, so that the thickening design can resist abrasion, damage and air leakage are avoided, and normal use is guaranteed.

As an alternative embodiment, the access platform 100 includes a sealing cap 110, the sealing cap 110 is connected with the storage mechanism 200, a plurality of operation nozzles 120 are provided at the top of the sealing cap 110, an incision protecting sleeve 130 is provided at the bottom of the sealing cap 110, the incision protecting sleeve 130 is opened at the bottom, the incision protecting sleeve 130 is used to penetrate through the navel of the human body to extend into the abdominal cavity of the human body, and the laparoscope and other operation instruments can enter the sealing cap 110 through the operation nozzles 120 and extend out of the opening at the bottom of the incision protecting sleeve 130 to enter the abdominal cavity for performing operation.

As an alternative embodiment, the smoke discharging mechanism 300 further comprises a smoke discharging mechanism 300, the smoke discharging mechanism 300 comprises a smoke discharging pipe 310, the middle section of the smoke discharging pipe 310 is located in the access platform 100, one end of the smoke discharging pipe 310 extends out of the bottom opening of the incision protection sleeve 130 and extends into the abdominal cavity of a human body, a plurality of air holes 3111 are formed in one end of the smoke discharging pipe 310 extending into the abdominal cavity of the human body, and the other end of the smoke discharging pipe 310 extends out of one side of the sealing cap 110 and is connected with a negative pressure aspirator 320.

Since harmful fumes are generated in the abdominal cavity during the laparoscopic surgery, the harmful fumes accumulate in the abdominal cavity of the human body to obstruct the visual field of the surgery, and the harmful fumes need to be discharged, in this embodiment, by providing the smoke discharging mechanism 300, the suction force is generated when the negative pressure aspirator 320 is started, the harmful fumes in the abdominal cavity enter the smoke discharging pipe 310 through the air hole 3111, and then the fumes in the smoke discharging pipe 310 are pumped into the negative pressure aspirator 320, and a filtering device (not shown in the drawing) may be provided at one side of the negative pressure aspirator 320 to purify the harmful fumes.

As an alternative embodiment, an expansion sleeve 330 is extended from one end of the smoke exhaust pipe 310 extending into the abdominal cavity of the human body, a magnetic traction block 340 is arranged in the expansion sleeve 330, and a magnet block 350 is further included, wherein the magnet block 350 is used for magnetically adsorbing the magnetic traction block 340 outside the abdominal wall of the human body.

In this embodiment, when the smoke exhaust pipe 310 is adopted, the end position of the smoke exhaust pipe 310 needs to be positioned and fixed according to the operation position, so that the air hole 3111 is positioned at the corresponding position to facilitate the exhaust, and for the single-hole laparoscopic operation, only one hole can be opened on the navel, if the smoke exhaust pipe 310 is fixed from the outside by secondarily opening the knife at the corresponding position of the abdomen of the patient, the operation difficulty is great, the operation is troublesome, the secondary wound of the patient is increased, and the principle of the single-hole laparoscopic operation is also violated, so that the positioning and fixing of the end of the smoke exhaust pipe 310 becomes a new problem, based on the problem, the utility model is provided with the magnetic traction block 340 at the end of the smoke exhaust pipe 310, and in addition, the magnet block 350 which can generate magnetic attraction to the magnetic traction block 340 is arranged, the magnetic traction block 340 can be automatically attracted and drawn to the corresponding position of the abdominal cavity inner wall of a human body through the magnet block 350, then the smoke exhaust pipe 310 is automatically unfolded and the tail end is fixed, the tail end of the smoke exhaust pipe 310 is rapidly positioned and fixed, the fixation can be performed from the outside without secondary operation, the single-hole laparoscopic surgery concept is satisfied, a foundation is laid for the effective implementation of the smoke exhaust pipe 310, the technical requirement on an operator in the process is not high, the surgery difficulty is further reduced, the tail end of the smoke exhaust pipe 310 is accurately positioned, the safety is improved, and the practicability is high, so that the utility model has higher clinical popularization value in the field of single-hole laparoscopic surgery.

It should be noted that, after the magnetic traction block 340 is automatically adsorbed to the corresponding position of the inner wall of the abdominal cavity of the human body by the magnet block 350, the magnet block 350 can be fixed on the outer wall of the abdominal cavity of the human body by the medical adhesive tape, so that hands can be liberated, and the magnet block 350 does not need to be manually pressed; the magnetic traction block 340 is in an ellipsoidal shape or a spherical shape, and the expansion sleeve 330 is coated on the surface of the magnetic traction block 340, i.e. the shape of the expansion sleeve 330 is the same as that of the magnetic traction block 340, so that secondary injury to the inside of a human body caused by edges and corners is avoided.

As an alternative embodiment, a lead needle 360 is arranged inside one side of the smoke exhaust pipe 310 close to the magnetic traction block 340, the needle head of the lead needle 360 extends out of the smoke exhaust pipe 310, the lead needle 360 can be adsorbed and fixed by the magnetic traction block 340, the end of the lead needle 360 extending out of the smoke exhaust pipe 310 is connected with a traction wire 370, and the other end of the traction wire 370 is connected with the end of the smoke exhaust pipe 310.

In this embodiment, the inner portion of one side of the smoke exhaust pipe 310 near the magnetic traction block 340 is further provided with the lead needle 360, when the condition that the abdominal wall thickness of the patient is large is met, the magnetic adsorption effect of the magnet block 350 on the magnetic traction block 340 is lowered, namely the fixation of the end of the smoke exhaust pipe 310 is unstable, at this time, the lead needle 360 and part of the traction wire 370 can be penetrated out of the abdominal wall of the patient from the opening through the opening at the corresponding position of the abdomen, the traction wire 370 is tensioned and fixed from the outside, and a separate fixing device (generally a clip) can be adopted to fix the traction wire 370, so that the end of the smoke exhaust pipe 310 is tensioned and fixed on the inner wall of the abdominal cavity through the traction wire 370, the arrangement of the lead needle 360 can be used as a standby operation scheme mainly aiming at the condition that the abdominal fat of the patient is more, therefore, the fixation mode of the end of the smoke exhaust pipe 310 can be flexibly selected according to specific conditions, and the utility model can be suitable for patients with different body conditions, and has good universality.

It should be noted that, the magnetic traction block 340 has a certain adsorption effect on the lead needle 360, so that the lead needle 360 is prevented from shaking randomly when the smoke exhaust pipe 310 extends out of the abdominal cavity of a human body or in the positioning moving process, and the lead needle 360 only extends out of the smoke exhaust pipe 310 to a point, and in the moving process, the expansion sleeve 330 is mainly contacted with the inner wall of the abdominal cavity of the human body, so that the lead needle 360 cannot scratch the inner wall of the abdominal cavity of the human body, and secondary injury is avoided; the magnetic traction block 340 also plays a role in laying a foundation for the feasibility of adding the lead needle 360 as an alternative operation scheme, when the lead needle 360 is pulled out, the lead needle 360 is clamped by a tool and extends out of the head of the smoke exhaust pipe 310 and then pulled out, the operation difficulty is low, meanwhile, the lead needle 360 can have a certain radian, and is favorable for being pulled out in a homeopathic manner, the long straight lead needle 360 is prevented from puncturing the smoke exhaust pipe 310 when being pulled out, and the structure design is flexible and ingenious and the feasibility is high.

As an alternative embodiment, the smoke exhaust pipe 310 includes a first air pipe 311, one end of the first air pipe 311 is connected to the expansion shell 330, and the other end of the first air pipe 311 extends out of the sealing cap 110 and is detachably connected to a second air pipe 312.

In this embodiment, one end of the first air tube 311 may be integrally connected to one side of the sealing cap 110, and when in use, only the second air tube 312 is assembled on the section of the first air tube 311 extending out of the sealing cap 110, so that the whole smoke exhaust tube 310 does not need to extend into the access platform 100 for installation each time, and the operation flow and difficulty are simplified.

It should be noted that, here, the first air tube 311 and the second air tube 312 may be detachably connected by using threads; the first air pipe 311 and the second air pipe 312 are generally elastic hoses, and the pipe orifice of the second air pipe 312 can be deformed and expanded and directly sleeved on the pipe orifice of the first air pipe 311.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the claims, and all equivalent structures or equivalent processes using the descriptions and drawings of the present application, or direct or indirect application in other related technical fields are included in the scope of the claims of the present application.

Claims (10)

1. The access device is characterized by comprising an access platform, wherein one side of the access platform is connected with a storage mechanism, and the storage mechanism is used for storing human tissues.

2. An access device according to claim 1, wherein the storage means comprises a storage bag, the storage bag being connected to a connection assembly, the storage bag being detachably connected to the access platform by the connection assembly.

3. An access device according to claim 2, wherein the connection assembly comprises a first threaded tube connected to one side of the access platform, the first threaded tube being threadably connected to a second threaded tube, the second threaded tube being connected to the storage bag.

4. A gateway according to claim 3, wherein the second threaded tube is provided with a control valve.

5. A gateway according to claim 3, wherein the storage bag comprises a connecting compartment, a thickened portion and a storage compartment, which are in communication in sequence, the connecting compartment being connected to the second threaded tube, the wall thickness of the thickened portion being greater than the wall thicknesses of the connecting compartment and the storage compartment, the storage compartment being for storing human tissue.

6. An access device according to any one of claims 1 to 5 wherein the access platform comprises a sealing cap connected to the storage means, the sealing cap being provided with a plurality of surgical nozzles at the top and a cut-out protective sheath at the bottom, the cut-out protective sheath being open at the bottom and adapted to pass through the navel of a person to extend into the abdominal cavity of the person.

7. The access device of claim 6, further comprising a smoke evacuation mechanism, wherein the smoke evacuation mechanism comprises a smoke evacuation tube, the middle section of the smoke evacuation tube is positioned in the access platform, one end of the smoke evacuation tube extends out of the bottom opening of the incision protection sleeve and extends into the abdominal cavity of a human body, one end of the smoke evacuation tube extending into the abdominal cavity of the human body is provided with a plurality of air holes, and the other end of the smoke evacuation tube extends out of one side of the sealing cap and is connected with a negative pressure aspirator.

8. The access device of claim 7, wherein an expansion sleeve is extended from an end of the smoke exhaust pipe extending into the abdominal cavity of the human body, a magnetic traction block is arranged in the expansion sleeve, and the access device further comprises a magnet block for magnetically adsorbing the magnetic traction block outside the abdominal wall of the human body.

9. The access device of claim 8, wherein a lead wire needle is arranged inside one side of the smoke exhaust pipe close to the magnetic traction block, a needle head of the lead wire needle extends out of the smoke exhaust pipe, the lead wire needle can be adsorbed and fixed by the magnetic traction block, a traction wire is connected to the end of the lead wire needle extending out of the smoke exhaust pipe, and the other end of the traction wire is connected to the end of the smoke exhaust pipe.

10. An access device as recited in claim 8 wherein said smoke evacuation tube includes a first air tube having one end connected to said expansion shell and the other end extending beyond said sealing cap and removably connected to a second air tube connected to said negative pressure aspirator.

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