CN214285013U

CN214285013U - Hollow hammer under laparoscope

Info

Publication number: CN214285013U
Application number: CN202022076701.7U
Authority: CN
Inventors: 何昶江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-09-28
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a hollow hammer under peritoneoscope, including mobile jib, lifter, regulation pole and expansion pole, the mobile jib be hollow cylinder, the lifter set up in the mobile jib with adjusting the pole, the lifter pass through threaded connection in the top of adjusting the pole, be provided with the boss along its length in side of lifter, the inner wall at the mobile jib matches the boss and is provided with the recess for the rotation in circumference of restriction lifter evenly is provided with a plurality of extension grooves at the top of mobile jib, every extension inslot is connected with the expansion pole through the connecting axle, the lifter top be provided with the support column, the top of support column and expansion pole pass through the positioning seat and fix, the bottom of adjusting the pole be connected with the knob. This hollow hammer under peritoneoscope is provided with the expansion rod, and the expansion rod middle-end is provided with the shaft coupling, when the expansion rod is buckled, can form the structure of hunch form, makes the expansion effect better, and the inspection of not only being convenient for still can not cause secondary damage to the operation patient.

Description

Hollow hammer under laparoscope

Technical Field

The utility model relates to the technical field of medical appliances, in particular to a hollow hammer under a laparoscope.

Background

Laparoscope is a new developed minimally invasive surgery method, and is an inevitable trend of the development of the 21 st century surgery; the laparoscope can be used in most gynecological operation treatments, the laparoscopic operation is suitable for treating some benign diseases and early tumors, in addition, minimally invasive treatment can be carried out on diseases such as hyperthyroidism, varicose veins of mammary glands and lower limbs, splenectomy caused by various reasons, laparoscopic gastric dissociation, various gastric operations and the like, the effect is obvious, and as the abdominal space is small, surgical instruments cannot be deployed, the operation is inconvenient, and the judgment of doctors can be influenced, tools are required to be applied to assist the examination of doctors.

The celioscope expands the container and uses two towel pincers to press from both sides tight and upwards, outwards pull up the rectus abdominis aponeurosis, exposes the rectus abdominis, and two towel pincers are great to the tissue injury, lead to exerting oneself also to be difficult to keep balanced, symmetrical problem. Utility model patent 201921169074.2 discloses a hollow hammer under peritoneoscope, what its expansion groove and expansion pole correspond is 4, and the expansion face is not smooth enough, has the restriction of dragging. Meanwhile, the adjusting rod drives the lifting rod, the lifting rod is easily driven to rotate when the adjusting rod rotates by adopting threaded connection, the rotation is limited only by the connection of the top expansion rod, the lifting of the expansion rod is not smooth enough, and secondary injury is easily caused to a patient. Therefore, the utility model is improved on the basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hollow hammer under peritoneoscope to it presss from both sides tightly and upwards, outwards pulls up abdomen rectus muscle to propose two towel forceps with current peritoneoscope expands container in solving above-mentioned background art in both sides, exposes abdomen rectus muscle, and two towel forceps are great to the tissue damage, and the power also is difficult to the problem of keeping equilibrium, symmetry.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a hollow hammer under peritoneoscope, includes mobile jib, lifter, regulation pole and expansion pole, the mobile jib be hollow cylinder, the lifter set up in the mobile jib with the regulation pole, the lifter pass through threaded connection in the top of adjusting the pole, be provided with the boss along its length in side of lifter, the inner wall of mobile jib matches the boss and is provided with the recess for the circumferential direction of restriction lifter evenly is provided with a plurality of extension grooves at the top of mobile jib, be connected with the expansion pole through the connecting axle in every extension groove, the lifter top be provided with the support column, the top of support column and expansion pole pass through the positioning seat fixed, the bottom of regulation pole be connected with the knob.

The expansion rods correspond to the expansion grooves one by one, and the number of the expansion rods is even and is not less than 6. Hollow hammers with different sizes of 20mm-60mm can be formed.

The expansion rod is of a two-section structure, and the joint is connected through a coupler.

The knob top be provided with the connecting seat, the top of connecting seat is fixed with the connecting rod, the connecting rod joint in adjusting the pole bottom.

The connecting rod is a regular polygonal cylinder.

The connecting seat is provided with a button groove, a spring column is arranged in the button groove, and the end part of the spring column is connected with a button.

The mobile jib bottom be provided with the through-hole, the size phase-match of button and through-hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1) the utility model adopts the multi-section expansion rods, when the expansion rods are bent, an arched structure can be formed, more than 6 expansion rods are arranged, a space similar to a sphere can be formed between the expansion rods, and different sizes (20 mm-60 mm) are selected according to different spaces, so that the expansion effect is better, the examination is convenient, and secondary damage to the surgical patient can not be caused;

2) the inside of mobile jib is provided with the lifter, is only the boss on the lifter, through the recess matching with the mobile jib, has restricted its circumferential direction for expansion rod's opening is more smooth and easy with the shrink, has avoided the secondary damage to the wound.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. a main rod; 2. an expansion slot; 3. a connecting shaft; 4. an expansion rod; 5. a coupling; 6. positioning seats; 7. a support pillar; 8. a lifting rod; 9. adjusting a rod; 10. a knob; 11. a connecting seat; 12. a connecting rod; 13. a button groove; 14. a spring post; 15. a button.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a hollow hammer under laparoscope comprises a main rod 1, expansion grooves 2, a connecting shaft 3, expansion rods 4, a coupler 5, a positioning seat 6, a supporting column 7, a lifting rod 8, an adjusting rod 9, a knob 10, a connecting seat 11, a connecting rod 12, a button groove 13, a spring column 14 and a button 15, wherein the upper end of the main rod 1 is provided with the expansion grooves 2, the connecting shaft 3 is arranged below the inner part of each expansion groove 2, the expansion grooves 2 are totally provided with 6 expansion grooves, the expansion grooves 2 are symmetrical about a vertical central axis of the main rod 1, the hollow hammer under the laparoscope is provided with the expansion grooves 2, at present, certain expansion equipment is generally adopted to assist a doctor to observe and complete the operation in the laparoscopic operation, in order to enable the novel laparoscopic operation to achieve the expansion effect, the expansion grooves 2 are arranged at the top end of the main rod 1, when the expansion rods 4 are expanded and opened, the expansion grooves 2 can accommodate the expansion rods 4, and the problem that the expansion effect of the expansion rods 4 is limited by undersized space is avoided, an expansion rod 4 is arranged at one end, close to the expansion groove 2, above the connecting shaft 3, a coupler 5 is arranged at the middle end of the expansion rod 4, a positioning seat 6 is connected at the upper end of the expansion rod 4, a supporting column 7 is fixed at one end, close to the expansion rod 4, of the middle part of the positioning seat 6, a lifting rod 8 is arranged inside the main rod 1, an adjusting rod 9 is connected inside the lower end of the lifting rod 8, the expansion rod 4 forms a rotating structure through the connecting shaft 3 and the lifting rod 8, and the expansion rod 4 forms a rotating structure through the coupler 5 and the expansion rod 4, at present, the laparoscopic surgery expansion equipment generally adopts five-leaf forceps or three-leaf forceps or towel forceps to assist the expansion, but the three-leaf forceps and the five-leaf forceps can only complete simple plane expansion, the expansion effect can not satisfy the observation of doctors, and the towel forceps can cause certain damage to the surgical tissues, the utility model adopts a rotatable structure, the middle end of the expansion rod 4 is provided with the coupler 5, so when the expansion rod 4 is bent, an arched structure can be formed, and the expansion rods 4 are provided with four expansion rods, so that a space similar to a sphere can be formed between the expansion rods 4, the expansion effect is better, the examination is convenient, and secondary damage to an operation patient can not be caused;

the inside of the main rod 1 is a hollow structure, the inside of the main rod 1 is provided with a lifting rod 8, a boss is arranged on the side of the lifting rod 8 along the length of the lifting rod, a groove is arranged on the inner wall of the main rod 1 in a matching way with the boss, the internal shape structure of the main rod 1 is matched with the external shape structure of the lifting rod 8, the lifting rod 8 can carry out lifting movement in a certain range in the main rod 1, the expansion rod 4 can contract along with the lifting rod 8, the novel expansion effect can be adjusted in a stepless way, so that the expansion degree can be adjusted according to the bearing capacity of the surgical tissue of a patient, the internal shape structure of the lifting rod 8 is matched with the external shape structure of the adjusting rod 9, the lifting rod 8 is in threaded connection with the adjusting rod 9, the threaded connection between the adjusting rod 9 and the lifting rod 8 can enable the lifting rod 8 to lift along with the rotation of the adjusting rod 9, the threaded connection structure is simple, the production efficiency is high, the assembly is also convenient, the connection structure is also very stable, the lower end of the main rod 1 is provided with the knob 10, the connecting seat 11 is arranged above the middle end of the knob 10, the connecting rod 12 is fixed above the connecting seat 11, the middle end of the connecting seat 11 is provided with the knob groove 13, the cross section of the connecting rod 12 is in a rectangular structure, and the connecting rod 12 is movably connected with the adjusting rod 9, in order to enable the novel rotary adjustment to be more convenient, the lower end of the main rod 1 is provided with the knob 10, the knob 10 is provided with the connecting seat 11, when the connecting rod 12 on the connecting seat 11 is connected with the adjusting rod 9, the rectangular connection structure can prevent the connection structure from slipping to influence the rotating effect, and the connecting rod 12 can be separated from the adjusting rod 9, so that the maintenance and the maintenance inside of the novel are convenient, the spring column 14 is arranged inside the knob groove 13, and a button 15 is connected to the right end of the spring post 14.

The working principle is as follows: for the hollow hammer under the laparoscope, firstly, an adjusting rod 9 is put into the interior of a main rod 1 to be connected with a lifting rod 8, then a knob 10 is connected with the lower end of the main rod 1, at the moment, a connecting seat 11 and a connecting rod 12 are corresponding to the position of the adjusting rod 9, a button 15 is clamped into a hole of the main rod 1, after the assembly is finished, whether the device can be normally used is checked, after the check is finished, the device is sterilized to ensure that the infection of a patient can not occur in the using process, then the device enters the abdominal cavity through a puncture outfit, then the knob 10 is slowly rotated, at the moment, under the transmission effect of the connecting seat 11 and the connecting rod 12, the adjusting rod 9 starts to rotate, due to the thread structure between the adjusting rod 9 and the lifting rod 8, the lifting rod 8 starts to ascend, certain pressure can be generated on an expansion rod 4 when the lifting rod 8 ascends, and under the action of the pressure, the expansion rod 4 is expanded to the outer side of the supporting column 7 through the connecting shaft 3 and the coupler 5, the expansion range is enlarged along with the increase of the rotating angle of the knob 10 until the expansion range is suitable for a doctor to observe or reaches the tissue bearing limit, after the operation is completed, the knob 10 is rotated reversely, the expansion rod 4 is contracted, and the expansion rod can be taken out through the puncture outfit, when the puncture outfit needs to be cleaned, the spring column 14 is contracted into the knob groove 13 by pressing the button 15, the button 15 is contracted into the main rod 1 at the moment, then the knob 10 is drawn out, the connecting seat 11 and the connecting rod 12 are separated from the adjusting rod 9, then the adjusting rod 9 is rotated, the adjusting rod 9 is separated from the lifting rod 8, the device can be detached and cleaned, and the using process of the hollow hammer under the whole laparoscope is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hollow hammer under peritoneoscope, its characterized in that, includes mobile jib (1), lifter (8), adjusts pole (9) and expansion pole (4), mobile jib (1) be hollow cylinder, lifter (8) and regulation pole (9) set up in mobile jib (1), lifter (8) through threaded connection in the top of adjusting pole (9), be provided with the boss along its length in side of lifter (8), the inner wall matching boss of mobile jib (1) is provided with the recess for the circumferential direction of restriction lifter (8), evenly be provided with a plurality of expansion grooves (2) at the top of mobile jib (1), be connected with expansion pole (4) through connecting axle (3) in every expansion groove (2), expansion pole (4) and expansion groove (2) one-to-one, the number of expansion pole (4) and expansion groove (2) is the even number, and not less than 6, lifter (8) top be provided with support column (7), the top of support column (7) and expansion rod (4) pass through positioning seat (6) and fix, the bottom of adjusting lever (9) be connected with knob (10).

2. A hollow hammer under laparoscope according to claim 1, characterized in that the expansion rod (4) is a two-section structure, and the joints are connected by a coupler (5).

3. The hollow hammer under the laparoscope as recited in claim 1, wherein a connecting seat (11) is arranged above the knob (10), a connecting rod (12) is fixed above the connecting seat (11), and the connecting rod (12) is clamped in the bottom of the adjusting rod (9).

4. A laparoscopic cannulated hammer according to claim 3, wherein the connecting rod (12) is a regular polygonal cylinder.

5. A hollow hammer under laparoscope according to claim 3, wherein the connecting seat (11) is provided with a button slot (13), a spring post (14) is arranged in the button slot (13), and the end of the spring post (14) is connected with a button (15).

6. A hollow hammer under laparoscope as claimed in claim 5, wherein the bottom of the main rod (1) is provided with a through hole, and the button (15) is matched with the size of the through hole.