Anorectal anastomat with lighting function

Abstract

The utility model belongs to the field of anastomats, and particularly relates to an anorectal anastomat with a lighting function. The anorectal anastomat comprises an anorectal anastomat body, a plurality of mounting grooves are formed in the outer side wall of a center rod of the anorectal anastomat body in the circumferential direction of the anorectal anastomat body, a plurality of illuminating lamps are mounted in each mounting groove, a plurality of light shielding plates are fixed in each mounting groove, and connecting grooves are formed in the outer side wall of the center rod in the circumferential direction of the center rod. Transparent isolating layers are arranged in all the mounting grooves and the connecting grooves, and a connecting assembly is arranged on the anorectal anastomat body. During an operation, when the central rod completely extends out of the handle and is inserted into the anus of a patient, the connecting assembly enables all the illuminating lamps to be electrically connected with the power supply, so that the power supply provides electric energy for each illuminating lamp, the illuminating lamps can illuminate an operation area in the anus, the visual definition of a doctor during the operation is improved, an external illuminating device is not needed, and the operation is convenient. A doctor can have a larger activity space, and the surgical operation can be more convenient and flexible.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of anastomat, especially a kind of anastomat with lighting function. BACKGROUND

[0002] Anastomat is specially used for anastomosis intestinal surgical instrument, commonly used in the treatment of hemorrhoids and other anorectal diseases, and rectal mucosa prolapse, rectal mucosa intussusception and other patients.The surgical method using anastomat can circularly remove mucosa and submucosal tissue on hemorrhoids, restore the normal anatomical structure of lower rectum, i.e., return the anal cushion to its original position, and the removal of submucosal tissue cuts off the blood supply of hemorrhoidal arteries to the hemorrhoidal area, resulting in atrophy of hemorrhoidal tissue.

[0003] During the surgical treatment, when the tissue is evenly wrapped around the center rod of the anastomat by ligation and knotting, the surgeon needs to use a hook needle to guide the suture out through the two side holes on the nail bin part shell and knot or clamp it;The existing anastomat mostly does not have a lighting device for illuminating the inside of the anus, so external lighting devices need to be used to illuminate the inside of the anus during operation, but the external lighting devices are far away from the surgical area inside the anus, and the lighting effect is limited, and it occupies part of the activity space outside the anus, seriously interfering with the flexibility of the surgeon's hand operation and affecting the treatment of the patient. UTILITY MODEL CONTENT

[0004] The utility model aims at providing anastomat with lighting function, without external lighting, more convenient to use.

[0005] The anastomat with lighting function includes anastomat body, the center rod outer wall of anastomat body is provided with a plurality of installation grooves along its circumferential direction, a plurality of evenly distributed lighting lamps along the length direction of center rod are installed in each installation groove, a plurality of light shielding plates separating adjacent lighting lamps are fixed in each installation groove, the outer wall of center rod is provided with connecting groove communicated with all installation grooves along its circumferential direction, transparent isolation layer for fixing lighting lamp is arranged in all installation grooves and connecting groove, and connecting assembly electrically connected with all lighting lamps and power supply is arranged on anastomat body.

[0006] Further, the connecting assembly comprises two spring sheets in "L" type structure, a wire embedding groove is formed in the outer side wall of the center rod along the length direction and communicated with the connecting groove, a groove is formed in the outer side wall of the center rod and communicated with the wire embedding groove, two contact plates are fixed in the groove and electrically connected with the positive and negative poles of each illuminating lamp respectively, an avoiding groove is formed in the inner wall of the handle of the anorectal anastomat body and aligned with the groove, two spring sheets are electrically connected with the positive and negative poles of the power supply respectively, one end of the two spring sheets is fixed on the groove bottom of the avoiding groove, and the other end of the two spring sheets is fixed with a contact platform in triangular structure, and the two contact platforms are attached to the two contact plates respectively.

[0007] Further, an oblique angle is formed at the corner between the length direction groove wall of the avoiding groove and the outer side wall of the center rod.

[0008] Further, a partition plate is fixed in the avoiding groove for separating the two contact plates.

[0009] Further, a battery compartment is formed in the outer wall of the handle and communicated with the avoiding groove, a battery is installed in the battery compartment, the positive and negative poles of the battery are electrically connected with the two spring sheets respectively, and a cover plate is installed on the handle for protecting the battery.

[0010] Further, the spring sheet and the contact plate are made of conductive metal material.

[0011] Further, the section of the mounting groove is in "V" type structure.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the operation, when the center rod is completely stretched out of the handle and inserted into the anus of the patient, the connecting assembly electrically connects all the illuminating lamps with the power supply, so that the power supply provides electric energy for each illuminating lamp, the illuminating lamp can illuminate the operation area in the anus, the visual clarity of the doctor during the operation is improved, the external illuminating device is not needed, the doctor has larger activity space, the operation operation is more convenient and flexible, and when the doctor observes the anus outside the anus, the light shield can shield the light of the illuminating lamp shot to the doctor's eyes, avoid the doctor's eyes from being stimulated by strong light and appearing blurred, prevent the doctor's vision from deviating, and avoid causing operation accidents. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is Figure 1 An enlarged schematic view of area a in the figure;

[0016] Figure 3 It is Figure 1 An enlarged schematic view of area b in the figure;

[0017] Figure 4 For Figure 1 the enlarged sectional view at A-A;

[0018] Figure 5 For Figure 1 the enlarged sectional view at B-B;

[0019] Figure 6 is a perspective view of the present application;

[0020] Figure 7 is an exploded view of the present application;

[0021] Names of components in the figure: 1, center rod; 2, nail cartridge part; 3, handle; 4, light shield; 5, illuminating lamp; 6, transparent isolation layer; 7, spring piece; 8, battery; 9, contact table; 10, contact plate. DETAILED DESCRIPTION

[0022] The present application will be further described below by specific embodiments with reference to the accompanying drawings, but not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

[0023] Example 1

[0024] The anus and intestinal anastomat with lighting function described in this embodiment, as shown in Figure 1 , Figure 4 and Figure 7 , comprises an anus and intestinal anastomat body, the anus and intestinal anastomat body is an existing product, a surgical instrument for anastomosing intestinal tract, commonly used for treating anorectal diseases such as hemorrhoids, and rectal mucosa prolapse, rectal mucosa intussusception and other patients; it is composed of anvil head, center rod, nail cartridge part, cover nail plate, pad knife ring, safety, window, rotating tail wing, trigger handle and other structures;

[0025] A plurality of installation grooves are formed on the outer side wall of the center rod of the anus and intestinal anastomat body along the circumferential direction, as shown in Figure 1 , Figure 3 and Figure 7 , the installation groove is located at the front end part of the center rod 1, so that in the surgical process, after the anvil head enters the anus, the installation groove on the center rod 1 can be aligned with the surgical area of the anal wall, and the installation grooves are uniformly distributed along the circumferential direction of the center rod 1, so that the illuminating lamp 5 in the installation groove can illuminate every place of the anal wall in the surgical area, improve the visual clarity of the doctor during operation;

[0026] Each mounting groove is provided with a plurality of illuminating lamps 5 evenly distributed along the length direction of the central rod, and all the illuminating lamps 5 in each mounting groove are distributed in equal intervals along the length direction of the central rod 1, so that the illuminating lamps 5 can illuminate the surgical area inside the anus more uniformly.

[0027] Each mounting groove is provided with a plurality of light shielding plates 4 for separating adjacent illuminating lamps 5, as shown in Figure 1 and Figure 2 , one light shielding plate 4 is fixed between each two adjacent illuminating lamps 5, the light shielding plate 4 is perpendicular to the bottom of the mounting groove, and the light shielding plate 4 is opaque, so that when the doctor observes the condition inside the anus from outside the anus, the light shielding plate 4 will block the light directed to the doctor's eyes, avoiding the doctor's eyes from being stimulated by strong light and appearing blurred, preventing the doctor's vision from deviating and causing surgical accidents.

[0028] The cross section of the mounting groove is in a "V" shape structure, as shown in Figure 4 and Figure 7 , the V-shaped mounting groove can make the illuminating lamp 5 cover a larger area, thereby avoiding shadows in the surgical area and improving the doctor's visual clarity to ensure the safety of the operation.

[0029] A connecting groove is formed on the outer side wall of the central rod along the circumferential direction and communicates with all the mounting grooves, and the connecting groove is located in the area close to the handle of the mounting groove. After connecting all the mounting grooves through the connecting groove, it is more convenient to install the wires of all the illuminating lamps 5.

[0030] A transparent isolation layer 6 for fixing the illuminating lamp 5 is arranged in all the mounting grooves and the connecting groove, the transparent isolation layer 6 is made of unsaturated polyester resin, epoxy resin, phenolic resin, phenolic resin and other materials, which have wear resistance, chemical corrosion resistance and adhesion. After specific preparation process and formula adjustment, the transparency of the transparent isolation layer 6 can be adjusted, so that the light of the illuminating lamp 5 can pass through the transparent isolation layer 6 and irradiate on the anal wall. In this embodiment, the transparent isolation layer 6 is made of epoxy resin, which is in a liquid state when pouring. The epoxy resin is attached to the groove wall of the mounting groove and the connecting groove by its own adhesion. After the epoxy resin hardens, the transparent isolation layer 6 is firmly fixed in the mounting groove and the connecting groove. The transparent isolation layer 6 fixes all the illuminating lamps 5 and isolates them from the outside world, preventing the illuminating lamps 5 from being damaged by external objects. The intersection of the transparent isolation layer 6 can be polished flat by polishing tools or equipment to avoid causing harm to the human body due to edges and corners.

[0031] Further description is as follows Figure 1 , Figure 3 and Figure 7As shown, the preferred embodiment in the present application comprises two spring sheets 7, which are in "L" type structure. A wire embedding groove is formed on the outer side wall of the center rod along the length direction thereof, and is communicated with the connecting groove. One end of the wire embedding groove is communicated with the connecting groove, and the other end is located on the end of the center rod facing the handle. The wire embedding groove is used for placing the wires connecting all the illuminating lamps 5. The wires can be fixed in the groove by pouring epoxy resin in the wire embedding groove, so as to prevent the wires from coming out and protect the wires. A groove is formed on the outer side wall of the center rod and communicated with the wire embedding groove, so that the wires can enter the groove. Two contact plates 10, which are respectively electrically connected with the positive and negative poles of each illuminating lamp 5, are fixed in the groove. The contact plates 10 are made of copper alloy, steel material, electrical alloy or the like. The two contact plates 10 are respectively connected with the positive and negative wires in the wire embedding groove, so that the two contact plates 10 are respectively electrically connected with the positive and negative poles of each illuminating lamp 5. A partition plate for separating the two contact plates 10 is fixed in the avoiding groove. The contact plates 10 are made of insulating material, and are used for separating the two contact plates 10 to avoid the contact between the two contact plates 10. An avoiding groove, which is aligned with the groove, is formed on the inner wall of the handle of the anastomat body. The two spring sheets 7 are respectively electrically connected with the positive and negative poles of the power supply. In the present embodiment, the power supply is a battery 8. A battery compartment is formed on the outer wall of the handle and communicated with the avoiding groove. The battery compartment is installed with the battery. The positive and negative poles of the battery are respectively electrically connected with the two spring sheets 7. A cover plate is installed on the handle for protecting the battery. One end of the two spring sheets 7 is fixed on the groove bottom of the avoiding groove. The other end of the two spring sheets 7 is fixed with a contact platform 9 in triangular structure. The two contact platforms 9 are respectively attached with the two contact plates 10. When the two contact platforms 9 are respectively attached with the two contact plates 10, the positive and negative poles of the battery 8 are respectively communicated with the two contact plates 10 through the two spring sheets 7. The two contact plates 10 are respectively communicated with the positive and negative poles of each illuminating lamp 5 through the wires, so as to provide electric energy for each illuminating lamp 5 through the battery 8. An inclined angle is formed at the corner between the groove wall in the length direction of the avoiding groove and the outer side wall of the center rod. Figure 1 and Figure 3As shown, the corner between the upper groove wall of the avoidance groove and the outer side wall of the center rod 1 is provided with an inclined angle; when the center rod 1 is completely stretched out of the handle shell, the contact platforms 9 on the two spring sheets 7 will respectively contact the two contact plates 10, thereby electrically connecting all the illuminating lamps 5 with the battery 8, and when the center rod 1 moves inward to the handle 3, the contact plates 10 are separated from the contact platforms 9, the inclined angle contacts the inclined surface on the contact platform 9, thereby pushing the spring sheet 7 to bend inward to the avoidance groove, all the illuminating lamps 5 are disconnected from the power supply and extinguished, avoiding the illuminating lamps 5 from shining on the doctor's eyes when the center rod 1 moves outward, causing the doctor's eyes to be blurred; when the center rod 1 is stretched out, the spring sheet 7 pushes the contact platform 9 to the contact plate 10 through its elasticity, so that the contact platform 9 contacts the contact plate 10 again, thereby electrically connecting the contact plate 10 with all the illuminating lamps 5; the whole scheme constitutes a connecting assembly for electrically connecting all the illuminating lamps 5 with the power supply; of course, the connecting assembly can also use a take-up reel, which is fixed on the handle 3, and the outer side wall of the center rod is provided with a wire groove along the length direction, and the handle 3 is provided with a through hole aligned with the wire groove, one end of the connecting wire of the illuminating lamp 5 passes through the wire groove and the through hole and is wound on the take-up reel, so that when the handle 3 is stretched and contracted, the connecting wire is wound and unwound through the take-up reel, preventing the connecting wire from blocking the stretching and contraction of the center rod 1, and one end of the connecting wire of all the illuminating lamps 5 can be connected with the external power supply through a connecting plug.

[0032] In actual use, when the center rod 1 is completely stretched out of the handle 3 and inserted into the patient's anus, the contact platforms 9 on the two spring sheets 7 will respectively contact the two contact plates 10, thereby electrically connecting all the illuminating lamps 5 with the battery 8, providing electric energy for each illuminating lamp 5 through the battery 8, enabling the illuminating lamp 5 to illuminate the surgical area in the anus, improving the visual clarity of the doctor during the operation, without the need for external illumination devices, enabling the doctor to have more space for movement, and the operation can be more flexible and convenient, and when the doctor observes the condition in the anus outside the anus, the light shield 4 can shield the light emitted by the illuminating lamp 5 to the doctor's eyes, avoiding the doctor's eyes from being blurred due to strong light stimulation.

Claims

1. A rectal anastomosis device with illumination function, comprising a rectal anastomosis device body, characterized in that: The anorectal stapler body has several mounting slots along its circumference on the outer side wall of the central rod. Each mounting slot is equipped with several lighting lamps (5) evenly distributed along the length of the central rod. Each mounting slot is also equipped with several light shields (4) that separate adjacent lighting lamps (5). The outer side wall of the central rod has a connecting slot that communicates with all the mounting slots along its circumference. All the mounting slots and connecting slots are equipped with transparent isolation layers (6) for fixing the lighting lamps (5). The anorectal stapler body is equipped with a connecting assembly that connects all the lighting lamps (5) to the power supply.

2. The anorectal stapler with illumination function according to claim 1, characterized in that: The connecting assembly includes two spring plates (7), which are L-shaped. A wire groove communicating with the connecting groove is provided on the outer side wall of the central rod along its length. A groove communicating with the wire groove is provided on the outer side wall of the central rod. Two contact plates (10) that are electrically connected to the positive and negative poles of each lighting lamp (5) are fixed in the groove. A clearance groove aligned with the groove is provided on the inner wall of the handle of the anorectal stapler body. The two spring plates (7) are electrically connected to the positive and negative poles of the power supply respectively. One end of the two spring plates (7) is fixed to the bottom of the clearance groove. A contact platform (9) with a triangular structure is fixed on the other end of the two spring plates (7). The two contact platforms (9) are respectively attached to the two contact plates (10).

3. The anorectal stapler with illumination function according to claim 2, characterized in that: An oblique angle is provided at the corner between the groove wall along the length of the clearance groove and the outer wall of the central rod.

4. The anorectal stapler with illumination function according to claim 2, characterized in that: The clearance groove is fixed with a partition plate for separating the two contact plates (10).

5. The anorectal stapler with illumination function according to claim 2, characterized in that: A battery compartment is provided on the outer wall of the handle. The battery compartment is connected to the clearance groove. A battery is installed in the battery compartment. The positive and negative terminals of the battery are electrically connected to two spring plates (7) respectively. A cover plate for protecting the battery is installed on the handle.

6. The anorectal stapler with illumination function according to claim 2, characterized in that: The spring sheet (7) and the contact plate (10) are made of conductive metal.

7. The anorectal stapler with illumination function according to claim 1, characterized in that: The mounting groove has a "V" shaped cross-section.

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