CN111407335A - Lung fixator for neonatal thoracoscopic cardiac surgery - Google Patents

Abstract

The invention belongs to the technical field of medical devices, and discloses a lung fixator for neonatal thoracoscopic cardiac surgery. The lung fixator has a symmetrical structure and includes two sleeves, a thin-walled structure, a connecting tube and a buckle; The casing is a hollow structure, a thin-walled structure is arranged between the middle and upper parts of the two casings, and the lower parts of the two casings are connected to each other, in an "ω"shape; the casing is sleeved on the head end of the separation pliers, and the sleeve is The tube can cover the head end of the separating forceps; the first end of the connecting tube is connected with the lower end of the sleeve, the second end of the connecting tube is connected with the clip, and the clip is clipped with the handle end of the separating forceps to prevent the lung The retainer came off during surgery. The lung immobilizer can be used as a lung baffle when used in conjunction with a thoracoscope, reducing the blind area of compressing the lung tissue, preventing omission of the rupture of the lung, reducing the risk of surgical complications, saving the cost of purchasing equipment and the cost of equipment disinfection and wastage. The invented lung fixator can also be used as a disposable product, reducing the possibility of cross infection.

Description

A lung fixator for neonatal thoracoscopic cardiac surgery

technical field

The invention relates to the technical field of medical devices, in particular to a lung fixator for neonatal thoracoscope cardiac surgery.

Background technique

The surgical instruments under the thoracoscope have little operation trauma to the patient, especially for neonatal thoracoscopic heart surgery, the operation effect is good, the hospitalization time and cost can be reduced, and the recovery is fast.

For neonatal thoracoscopic surgery, since the application of one-lung ventilation in neonates is difficult and risky, more often a lung immobilizer is required to expose the surgical field. However, there is currently no suitable related equipment, and only small baffles can be used to fix the lungs. When used, the area to cover the lungs is not enough, and the angle and position cannot be easily changed, which brings inconvenience to the operation. In addition, neonates are less resistant to surgery, and the increased operation time due to poor exposure of the surgical field will bring great risks to the children and seriously affect the prognosis.

Therefore, there is a need in the art for a lung fixator for neonatal thoracoscopic cardiac surgery to solve the above problems.

SUMMARY OF THE INVENTION

The current equipment is too large, which affects the field of view of operation. At the same time, because most of them are metal, they put a lot of pressure on the lungs, which can easily cause lung damage, damage the lung tissue, and cause the leak point to be blocked. Neonatal lung damage is difficult to repair, and postoperative pneumothorax is often fatal, which seriously affects the prognosis of neonates and prolongs hospitalization. In order to solve the problem of lung fixation in neonatal thoracoscopic cardiac surgery, the present invention provides a lung fixator for neonatal thoracoscopic cardiac surgery. Structure, connecting pipe and buckle; the casing is a hollow structure, a thin-walled structure is arranged between the middle and upper parts of the two casings, the thin-walled structure is connected with the outer side walls of the two casings, and the shape of the thin-walled structure is fan-shaped , the lower parts of the two sleeves are connected to each other, in the shape of "ω"; the sleeve is sleeved on the head end of the separation forceps, and the sleeve can cover the head end of the separation forceps; the first end of the connecting pipe and the sleeve The lower end of the connecting tube is connected with the clip, and the clip is clipped with the handle end of the separating forceps, so as to prevent the lung fixator from falling off during the operation.

In the preferred technical solution of the above-mentioned lung fixator for neonatal thoracoscopic cardiac surgery, one side of the sleeve is fixedly connected to the thin-walled structure, and is an integral structure, and the lateral length of the other side of the sleeve is longer than that of the thin-walled structure. The lateral length of the side to which the wall structure is connected.

In the above preferred technical solution of the lung fixator for neonatal thoracoscopic cardiac surgery, the two sleeves can be opened and closed with the forceps head end of the separation forceps.

In the above preferred technical solution of the lung fixator for neonatal thoracoscopic cardiac surgery, the opening angle between the two sleeves ranges from 0 to 120°.

In the above preferred technical solution of the lung fixator for neonatal thoracoscopic cardiac surgery, the buckle is a ring-shaped structure with a gap.

In the preferred technical solution of the above-mentioned lung fixator for neonatal thoracoscopic cardiac surgery, the thin-walled structure is a transparent film, the transparent film is made of medical sterile material, one side of the sleeve is fixedly connected to the transparent film, and The sleeve is integrated with the transparent film, and the lateral length of the other side of the sleeve is longer than the lateral length of the side connected with the transparent film, which is convenient for wrapping the head end of the separating forceps.

In the above preferred technical solution of the lung fixator for neonatal thoracoscopic cardiac surgery, the sleeve is made of non-metallic material.

Those skilled in the art can understand that, in the preferred technical solution of the lung fixator for neonatal thoracoscopic cardiac surgery of the present invention, for neonates, the operation field is increased and the operation safety is improved: for neonatal lungs The tissue is crisp and tender, and the pressure in the chest cavity is low. The present invention adopts a medical transparent film as the main body of the lung baffle, which can greatly increase the surgical field and improve the safety of the operation. The existing thoracoscope instruments are used to reduce the cost, and no additional surgical instruments are needed. The existing neonatal thoracoscope separation forceps are used, and the lung fixator of the present invention is sleeved on the forceps head end of the separation forceps, and it can be used as a lung baffle. , which greatly saves the cost of purchasing equipment and the cost of sterilizing and wasting equipment. The lung fixator of the present invention can also be used as a disposable product, which can reduce the possibility of cross-infection.

Description of drawings

Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:

1 is a schematic structural diagram of an embodiment of a lung fixator for neonatal thoracoscopic cardiac surgery according to the present invention;

Fig. 2 is the side view of the sleeve of the present invention;

FIG. 3 is a schematic structural diagram of an embodiment of the separation forceps;

4 is a schematic diagram of the state of cooperation between the lung fixator of the present invention and the forceps head end of the separation forceps;

5 is a schematic structural diagram of an embodiment of the buckle of the present invention;

Reference numerals: 1. Cannula; 2. Film; 3. Connecting tube; 4. Buckle; 5. Head end of forceps;

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "middle", "upper", "lower", "horizontal", "inner", etc. indicate directions or terms in positional relationship based on the directions shown in the drawings or The positional relationship is only for the convenience of description, rather than indicating or implying that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In addition, it should be noted that, in the description of the present invention, unless otherwise expressly specified and limited, the terms "arranged", "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

Based on the background art, the existing current devices are aimed at adults and heavy children. The devices are too large, which affects the operation field of vision. At the same time, because most of them are metal, they put a lot of pressure on the lungs, which is easy to cause air leakage in the lungs and lead to air leakage points. blocked. Neonatal lung leak is not easy to repair during surgery, and pneumothorax caused after surgery is often fatal, which seriously affects the prognosis of neonates and prolongs hospitalization. The use of thoracoscope takes up a small area, does not require additional instruments, reduces the blind spot for compressing lung tissue, prevents missed lung breaks, increases the surgical field, and reduces the risk of surgical complications. For neonates, increase the operative field and improve the safety of the operation: In view of the characteristics of the neonatal pulmonary tissue being brittle and tender and the pressure in the pleural cavity is low, the present invention adopts a medical transparent film as the main body of the lung baffle, which can greatly increase the operative field and improve the safety of the operation sex. Existing thoracoscope instruments are used to reduce costs. The design does not need to add additional surgical instruments. Existing neonatal thoracoscope separating forceps are used, and the lung fixator of the present invention is sleeved on the forceps head end of the separating forceps, and the lung can be used as a lung. The baffle plate can greatly save the cost of purchasing equipment and the cost of sterilizing and wasting equipment. The lung fixator of the present invention can also be used as a disposable product, which can reduce the possibility of cross infection.

Specifically, as shown in Figures 1 to 4, the lung fixator for neonatal thoracoscopic cardiac surgery of the present invention has a symmetrical structure, including two sleeves 1, a thin-walled structure, and a connecting tube 3 and buckle 4; the casing 1 is a hollow structure, a thin-walled structure is arranged between the middle and upper parts of the two casings 1, the thin-walled structure is connected with the outer side walls of the two casings 1, and the thin-walled structure is in the shape of a fan Type, the lower parts of the two sleeves 1 are connected to each other, in the shape of "ω"; the sleeve 1 is sleeved on the head end 5 of the separation forceps 6, and the sleeve 1 can cover the forceps head end 5 of the separation forceps 6; connection The first end of the tube 3 is connected with the lower end of the cannula 1, the second end of the connecting tube 3 is connected with the clip 4, and the clip 4 is clipped with the handle end of the separation forceps 6 to prevent the lung fixator from falling off during the operation . The shape of the sleeve 1 matches the shape of the head end of the separating forceps 6, the nose end of the separating forceps 6 is sleeved into the sleeve 1, and after the nose end of the separating forceps 6 is unfolded, the thin-walled structure (film 2) in the middle is opened, The shape after opening is similar to a sector, and the buckle 4 is fixed on the fixing part of the forceps rod of the separating forceps 6 to ensure that the lung fixator will not fall into the chest cavity. In the present invention, the connecting pipe 3 is a solid hose made of plastic material, which has certain flexibility. The specific structure of the buckle 4 is the prior art. As shown in FIG. 5 , as long as it can be fixed with the handle end of the separating forceps 6 (the separating forceps 6 is the prior art), it is sufficient to ensure that the lung fixator is in use during use. Won't slip.

Preferably, as shown in FIG. 1 , one side of the sleeve 1 is fixedly connected to the thin-walled structure, and the sleeve 1 and the thin-walled structure are integral structures, and the lateral length of the other side of the sleeve 1 is longer than that connected to the thin-walled structure. The lateral length of that side is convenient for wrapping the forceps head end 5 of the separation forceps 6 .

Preferably, as shown in FIG. 1 , the sleeve 1 has an arc-shaped structure, and its arc range is between 0 and 20°.

Preferably, the two sleeves 1 can be opened and closed with the forceps head end of the separating forceps 6 .

Preferably, the opening angle between the two sleeves 1 ranges from 0 to 120°.

Preferably, the buckle 4 is an annular structure with notches.

Preferably, the thin-walled structure is a transparent film 2, and the transparent film 2 is made of medical sterile material to reduce the possibility of secondary infection. One side of the sleeve 1 is fixedly connected with the transparent film 2, and the sleeve 1 and the transparent film 2 have an integral structure, and the lateral length of the other side of the sleeve 1 is longer than the lateral length of the side connected with the transparent film 2, which is convenient for Coat the head end 5 of the separating forceps 6 .

Preferably, the cannula 1 is made of a non-metallic material, with moderate hardness and width, which is convenient for inserting the separation forceps 6 without causing damage to the tissue. More preferably, the cannula 1 is made of plastic. Tube 1 is made of silicone.

The beneficial effects of the lung fixator for neonatal thoracoscopic cardiac surgery of the present invention are:

For neonates, increase the operative field and improve the safety of the operation: In view of the characteristics of the neonatal pulmonary tissue being brittle and tender and the pressure in the pleural cavity is low, the present invention adopts a medical transparent film as the main body of the lung baffle, which can greatly increase the operative field and improve the safety of the operation sex. Existing thoracoscope instruments are used to reduce costs. The design does not need to add additional surgical instruments. Existing neonatal thoracoscope separating forceps are used, and the lung fixator of the present invention is sleeved on the forceps head end of the separating forceps, and the lung can be used as a lung. The baffle can greatly save the cost of purchasing equipment and the cost of equipment disinfection and loss, reduce the blind area of compressing the lung tissue, prevent the missed lung rupture, increase the surgical field, and reduce the risk of surgical complications. The lung fixator of the present invention can also be used as a disposable product, which can reduce the possibility of cross infection.

So far, the technical solutions of the present invention have been described with reference to the preferred embodiments shown in the accompanying drawings, however, those skilled in the art can easily understand that the protection scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, those skilled in the art can make equivalent changes or substitutions to the relevant technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.

Claims (7)

1. A lung fixer for neonatal thoracoscopic cardiac surgery is characterized in that the lung fixer is of a symmetrical structure and comprises 2 sleeves, a thin-wall structure, connecting pipes and buckles;

the sleeve is of a hollow structure, a thin-wall structure is arranged between the middle upper parts of the two sleeves and connected with the outer side walls of the two sleeves, the thin-wall structure is fan-shaped, and the lower parts of the two sleeves are connected with each other and are omega-shaped; the sleeve is sleeved at the head end of the separating pliers and can wrap the head end of the separating pliers;

the first end of connecting pipe is connected with sheathed tube lower extreme, and the second end of connecting pipe is connected with the buckle, and the buckle is connected with the handle end joint of separation pincers to prevent lung's fixer from droing in the operation.

2. The lung fixation device for neonatal thoracoscopic heart surgery as recited in claim 1, wherein one side of the cannula is fixedly connected to the thin-walled structure and is of a unitary structure, and a transverse length of another side of the cannula is longer than a transverse length of the side connected to the thin-walled structure.

3. The lung fixation device for neonatal thoracoscopic heart surgery of claim 1, wherein the two cannulae are openable and closable with the jaw end of the separating forceps.

4. The pulmonary stabilizer for neonatal thoracoscopic heart surgery as recited in claim 3, wherein the angle of opening between the two cannulae ranges from 0 to 120 °.

5. The lung fixator for neonatal thoracoscopic heart surgery of claim 1, wherein the catch is a ring-shaped structure with a notch.

6. The lung fixator for neonatal thoracoscopic heart surgery as recited in claim 1, wherein the thin-walled structure is a transparent film made of a medical sterile material, one side of the sleeve is fixedly connected with the transparent film, and the sleeve and the transparent film are integrated into a whole structure, and the transverse length of the other side of the sleeve is longer than that of the side connected with the transparent film, so as to facilitate covering of the forceps end of the separating forceps.

7. The pulmonary stabilizer for neonatal thoracoscopic heart surgery of claim 1, wherein the cannula is made of a non-metallic material.

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