CN212490068U

CN212490068U - Endoscopic appendectomy is with cutting integrative device

Info

Publication number: CN212490068U
Application number: CN202020407523.9U
Authority: CN
Inventors: 闫威; 姜美全
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-02-09
Anticipated expiration: 2030-03-26

Abstract

The utility model relates to the technical field of medical instruments, in particular to a cutting and taking integrated device for an endoscopic appendectomy, a first blade is connected at the rear end of the lower surface of a first substrate, a second spring is respectively connected between the first substrate and a first clamping plate and between a second substrate and a second clamping plate, the outer end of a first tail rod is fixedly connected with the end surface of the first substrate, a second blade is connected at the rear end of the upper surface of the second substrate, the outer end of the second tail rod is fixedly connected with the end surface of the second substrate, the two ends of a shaft lever sleeved at the middle parts of the first and the second tail rods are respectively fixedly connected with the front and the rear walls of an inner cavity of an outer sleeve, the inner ends of a connecting piece which is respectively and rotatably connected at the inner ends of the first and the second tail rods are rotatably connected at the end of an inner cavity of a handheld part and rotatably connected with one side of a diagonal rod, a first spring is connected between the other side of, the other side surface of the retaining ring; solves the problems of difficult matching and inconvenient operation of the minimally invasive surgical scissors and the forceps.

Description

Endoscopic appendectomy is with cutting integrative device

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an integrative device is cut with cutting to appendectomy under chamber mirror.

Background

Acute appendicitis is the most common disease in surgical acute abdomen, and accounts for about 10% -15% of general surgery inpatients. Laparoscopic appendectomy was gradually accepted by clinicians in the early 90 s of the 20 th century. Compared with an open surgery, the laparoscopic appendectomy has the advantages of wide field, wide exploration range, small wound, light pain and quick recovery, and can explore the whole abdominal cavity in the surgery to improve the diagnosis accuracy. Incision infection is the most common complication after acute appendicitis surgery, delays healing, increases pain and medical expense of patients, and even causes medical disputes. The incidence of postoperative incision infection in traditional open abdominal appendectomy is 7% -30%. With the development of abdominal cavity technology, the laparoscopic appendectomy is gradually popularized, the infection rate of the incision after the operation is obviously reduced, and the wide application of the laparoscopic appendectomy in the treatment of acute appendicitis is further promoted.

The common operation mode of the abdominal appendicectomy is a three-hole method, in the process of the appendicectomy, minimally invasive surgical scissors and minimally invasive surgical forceps are required to be inserted through holes on two sides respectively, the tissue to be excised is clamped by the minimally invasive surgical forceps firstly, then the minimally invasive surgical scissors are used for cutting, the excised tissue is clamped by the minimally invasive surgical forceps and pulled out of a sleeve, the matching requirement of the surgical scissors and the surgical forceps is high, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a surely get integrative device for minimal access surgery to it is big with the minimal access surgery pincers cooperation degree of difficulty to solve minimal access surgery scissors, the problem of the operation of being not convenient for.

In order to solve the technical problem, the utility model provides a cutting and fetching integrated device for endoscopic appendectomy, which comprises a hand-held part, a retaining ring, an outer sleeve, a pull rod, an upper binding clip and a lower binding clip, wherein the upper binding clip comprises a first base plate, a first blade, a first clamping plate and a first tail rod, the top end of the first blade is fixedly connected with the rear end of the lower surface of the first base plate, a second spring is connected between the lower surface of the first base plate and the upper surface of the first clamping plate, the outer end of the first tail rod is fixedly connected with the end surface of the first base plate close to the outer sleeve, the lower binding clip comprises a second base plate, a second blade, a second clamping plate and a second tail rod, the bottom end of the second blade is fixedly connected with the rear end of the upper surface of the second base plate, a second spring is connected between the upper surface of the second base plate and the lower surface of the second clamping plate, the outer end of the second tail rod is fixedly connected to the end face, close to the outer sleeve, of the second substrate, a shaft rod is sleeved in a circular through hole formed in the front face of the middle of the first tail rod and the middle of the second tail rod respectively, two ends of the shaft rod are fixedly connected to the front wall and the rear wall of the inner cavity of the outer sleeve respectively, the inner ends of the first tail rod and the second tail rod are connected with connecting pieces in a rotating mode respectively, the inner ends of the connecting pieces are connected to lug seats in the middle of the end face of the pull rod in a rotating mode, the end, extending to the inner cavity of the handheld portion, of the pull rod is connected with a diagonal pull rod in a rotating mode, the other end of the diagonal pull rod is connected to the side wall, close to the top end, of the top end of the retaining ring is connected to the top face of the inner cavity of the handheld portion.

Preferably, the lower surface of the first clamping plate is flush with the bottom end of the first blade, and the upper surface of the second clamping plate is flush with the top end of the second blade.

Preferably, flexible connecting rod has been cup jointed in the second spring respectively, flexible connecting rod includes end cover and cylinder, the end cover has been cup jointed respectively to the top bottom of cylinder, the upper surface of cylinder top connection end cover respectively fixed connection be in the lower surface of first base plate and second grip block, the lower surface of cylinder bottom connection end cover respectively fixed connection be in the upper surface of first grip block and second base plate, the cylinder is located the end cross-sectional diameter of end head cover inner chamber is greater than the diameter of its middle part position cross-section.

Preferably, the lower surface of the first clamping plate and the upper surface of the second clamping plate are respectively provided with wavy nicks.

Preferably, the handheld portion corresponds the terminal surface of outer tube has cup jointed fixed cover through protruding screw thread, the terminal surface position placed in the middle of fixed cover has seted up the aperture and has equaled the through-hole of outer tube external diameter, the end department of outer tube is provided with the external diameter and equals the flange of fixed cover internal diameter, the protruding axle center department of handheld portion terminal surface sets up the internal diameter of through-hole and equals the external diameter of pull rod.

Compared with the prior art, the utility model provides a pair of laparoscopic appendectomy is with surely getting integrative device has following beneficial effect:

1. when the first blade and the second blade of the utility model excise the appendix, the first clamping plate and the second clamping plate simultaneously clamp and fix the excision part, and the excision part can be taken out when the device is drawn out; the effect of cutting and taking the whole body is achieved, the operation is greatly simplified, and the problem of high matching difficulty of scissors and forceps is avoided.

2. The utility model discloses along with first grip block of shearing process and second grip block compress the second spring respectively, guarantee the firm centre gripping excision part of the first grip block of whole shearing excision process and second grip block homoenergetic, reach the effect of avoiding excision part pine to take off.

3. The utility model realizes the rotation of the buckle around the rotation center of the top surface of the inner cavity of the handheld part by buckling the buckle, pulls the pull rod by the diagonal draw bar, pulls the first tail rod and the second tail rod by the pull rod through the connecting piece, realizes the relative closure of the upper binding clip and the lower binding clip through the formed connecting rod structure, and completes the clamping and cutting operation; the retaining ring is loosened, each mechanism resets under the action of the rebound force of the first spring, the whole structure is relatively scissor, the operation is easy, and the convenience is greatly improved.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

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

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic side view of the upper binding clip of the present invention;

FIG. 6 is a schematic side view of the lower binding clip of the present invention;

fig. 7 is a schematic view of the cross-sectional structure of the telescopic connecting rod of the present invention.

Reference numbers in the figures: 1-a hand-held part; 11-diagonal draw bars; 12-a first spring; 13-fixing the sleeve; 2-a retaining ring; 3-outer sleeve; 31-an axle rod; 4-a pull rod; 41-connecting piece; 5, mounting a binding clip; 50-a first substrate; 51-a first blade; 52-a first clamping plate; 53-first tail rod; 6-lower binding clip; 60-a second substrate; 61-a second blade; 62-a second clamping plate; 63-a second tail; 7-a second spring; 8-a telescopic connecting rod; 81-end cap; 82-column.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-7, wherein fig. 1 is a schematic overall perspective view of the present invention; FIG. 2 is a schematic view of the overall structure of the present invention; FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1; FIG. 4 is an enlarged view of the structure at B in FIG. 2; FIG. 5 is a schematic side view of the upper binding clip of the present invention; FIG. 6 is a schematic side view of the lower binding clip of the present invention; FIG. 7 is a schematic sectional view of the telescopic connecting rod of the present invention; a cutting and taking integrated device for endoscopic appendectomy comprises a handheld part 1, a retaining ring 2, an outer sleeve 3, a pull rod 4, an upper binding clip 5 and a lower binding clip 6, wherein the upper binding clip 5 comprises a first base plate 50, a first blade 51, a first clamping plate 52 and a first tail rod 53, the top end of the first blade 51 is fixedly connected with the rear end of the lower surface of the first base plate 50, a second spring 7 is connected between the lower surface of the first base plate 50 and the upper surface of the first clamping plate 52, the outer end of the first tail rod 53 is fixedly connected with the end surface of the first base plate 50 close to the outer sleeve 3, the lower binding clip 6 comprises a second base plate 60, a second blade 61, a second clamping plate 62 and a second tail rod 63, the bottom end of the second blade 61 is fixedly connected with the upper surface of the second base plate 60 close to the rear end, a second spring 7 is connected between the upper surface of the second base plate 60 and the lower surface of the second clamping plate 62, the outer end of the second tail rod 63 is fixedly connected with the upper end of the second base plate 60 close to the outer, shaft lever 31 has been cup jointed in the circular through-hole that first tail-bar 53 and second tail-bar 63 middle part openly seted up respectively, fixed connection is on the antetheca and the back wall of outer tube 3 inner chamber respectively at the both ends of shaft lever 31, the inner end of first tail-bar 53 and second tail-bar 63 rotates respectively and is connected with connection piece 41, the inner end of connection piece 41 rotates respectively and connects on the ear seat in the middle of the 4 terminal surfaces of pull rod, the end that pull rod 4 extended to 1 inner chamber of handheld portion rotates and is connected with oblique pull rod 11, the other end of oblique pull rod 11 rotates and connects on buckle 2 is close to the lateral wall on top, buckle 2's top is rotated and is connected on the top surface of 1 inner chamber of handheld portion, be connected with first spring 12 between buckle 2's another.

In summary, in the specific implementation process, the retaining ring 2 is buckled firstly, so that the retaining ring 2 rotates around the rotation center of the top end, and the diagonal draw bar 11 is pulled and compresses the first spring 12; the diagonal draw bar 11 pulls the connecting sheet 41 through the pull rod 4; since the connecting piece 41 and the first tail rod 53 and the second tail rod 63 form a link structure, the first tail rod 53 and the second tail rod 63 respectively rotate around the shaft rod 31, so that the relative closing of the upper tong head 5 and the lower tong head 6 is realized; then the upper tong head 5 and the lower tong head 6 are inserted into the position of the appendix excision in the abdomen along with the outer sleeve 3; at the moment, the retaining ring 2 is loosened, the retaining ring 2 resets under the action of the rebounding force of the first spring 12, and the pull rod 4 is pushed by the diagonal draw bar 11 when the retaining ring 2 resets; thereby realizing the opening of the upper tong head 5 and the lower tong head 6; moving the upper tong head 5 and the lower tong head 6 to the appendicectomy position, bringing the first blade 51 and the second blade 61 close to the cutting position, and aligning the first clamping plate 52 and the second clamping plate 53 to the part to be excised; buckling the retaining ring 2 to enable the upper tong head 5 and the lower tong head 6 to be relatively closed; at this time, the first clamping plate 52 and the second clamping plate 62 clamp the cut part, and the first blade 51 and the second blade 52 cut; as the shearing process proceeds, the first and

second clamping plates

52 and 62 compress the second springs 7 toward the first and

second base plates

50 and 60, respectively; so that the cut-off portion is maintained in a firmly clamped state during the cutting process; after the cutting is completed, the outer sleeve 3 is drawn out from the abdomen, and the retaining ring 2 is loosened, so that the cut part can be conveniently placed; thereby completing the resection procedure.

In the present embodiment, the lower surface of the first clamping plate 52 is flush with the bottom end of the first blade 51, and the upper surface of the second clamping plate 62 is flush with the top end of the second blade 61; when the cutting device is used, the first blade 51 and the second blade 61 are in the earlier stage of cutting, the cut part is firmly clamped by the first clamping plate 52 and the second clamping plate 62, and the phenomenon of displacement in the cutting process is avoided.

In this embodiment, the second spring 7 is sleeved with the telescopic connecting rod 8, the telescopic connecting rod 8 includes an end cap 81 and a cylinder 82, the end cap 81 is sleeved at the top and bottom ends of the cylinder 82, the upper surface of the end cap 81 at the top end of the cylinder 82 is fixedly connected to the lower surfaces of the first substrate 50 and the second clamping plate 62, the lower surface of the end cap 81 at the bottom end of the cylinder 82 is fixedly connected to the upper surfaces of the first clamping plate 52 and the second substrate 60, and the diameter of the cross section of the end of the cylinder 82 located in the inner cavity of the end cap 81 is greater than the diameter of the cross section at the middle position thereof; when in use, the first clamping plate 52 and the second clamping plate 62 can be firmly connected to the first base plate 50 and the second base plate 60 respectively through the telescopic connecting rod 8, and the functions of guiding and deviation prevention are achieved; as the second spring 7 is compressed, the post 82 can retract into the end cap 81 to avoid binding the compression of the second spring 7.

In this embodiment, the lower surface of the first clamping plate 52 and the upper surface of the second clamping plate 62 are respectively provided with wavy indentations; when in use, the cutting part can be clamped more firmly, so that the phenomenon that the cut object falls off in the process of pulling out the outer sleeve 3 is avoided.

In the embodiment, the end face of the handheld part 1 corresponding to the outer sleeve 3 is sleeved with the fixing sleeve 13 through a convex thread, a through hole with the aperture equal to the outer diameter of the outer sleeve 3 is formed in the middle position of the end face of the fixing sleeve 13, a flange with the outer diameter equal to the inner diameter of the fixing sleeve 13 is arranged at the end of the outer sleeve 3, and the inner diameter of the through hole formed in the convex axis of the end face of the handheld part 1 is equal to the outer diameter of the; when the pull rod is used, the outer sleeve 3 is conveniently and firmly connected to the handheld portion 1 through the fixing sleeve 13, and the inner cavity of the protrusion of the end face of the handheld portion 1 can guide the sleeving of the pull rod 4.

The utility model provides a theory of operation as follows: firstly buckling the retaining ring 2, so that the retaining ring 2 rotates around the rotation center of the top end, and simultaneously drawing the diagonal draw bar 11 and compressing the first spring 12; the diagonal draw bar 11 pulls the connecting sheet 41 through the pull rod 4; since the connecting piece 41 and the first tail rod 53 and the second tail rod 63 form a link structure, the first tail rod 53 and the second tail rod 63 respectively rotate around the shaft rod 31, so that the relative closing of the upper tong head 5 and the lower tong head 6 is realized; then the upper tong head 5 and the lower tong head 6 are inserted into the position of the appendix excision in the abdomen along with the outer sleeve 3; at the moment, the retaining ring 2 is loosened, the retaining ring 2 resets under the action of the rebounding force of the first spring 12, and the pull rod 4 is pushed by the diagonal draw bar 11 when the retaining ring 2 resets; thereby realizing the opening of the upper tong head 5 and the lower tong head 6; moving the upper tong head 5 and the lower tong head 6 to the appendicectomy position, bringing the first blade 51 and the second blade 61 close to the cutting position, and aligning the first clamping plate 52 and the second clamping plate 53 to the part to be excised; buckling the retaining ring 2 to enable the upper tong head 5 and the lower tong head 6 to be relatively closed; at this time, the first clamping plate 52 and the second clamping plate 62 clamp the cut part, and the first blade 51 and the second blade 52 cut; as the shearing process, the first clamping plate 52 and the second clamping plate 62 compress the second spring 7 towards the first base plate 50 and the second base plate 60 respectively, and the compression of the second spring 7 is guided by the end cap 81 and the cylinder 82 to be sleeved with each other; so that the cut-off portion is maintained in a firmly clamped state during the cutting process; after the cutting is completed, the outer sleeve 3 is drawn out from the abdomen, the retaining ring 2 is loosened, the cut part is convenient to place, and the cutting operation process is completed.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides an integrative device is surely got with appendicectomy under chamber mirror, includes handheld portion (1), buckle (2), outer tube (3), pull rod (4), goes up binding clip (5) and binding clip (6) down, its characterized in that: the upper tong head (5) comprises a first base plate (50), a first blade (51), a first clamping plate (52) and a first tail rod (53), the top end of the first blade (51) is fixedly connected to the rear end of the lower surface of the first base plate (50), a second spring (7) is connected between the lower surface of the first base plate (50) and the upper surface of the first clamping plate (52), the outer end of the first tail rod (53) is fixedly connected to the end surface, close to the outer sleeve (3), of the first base plate (50), the lower tong head (6) comprises a second base plate (60), a second blade (61), a second clamping plate (62) and a second tail rod (63), the bottom end of the second blade (61) is fixedly connected to the upper surface of the second base plate (60) close to the rear end, and a second spring (7) is connected between the upper surface of the second base plate (60) and the lower surface of the second clamping plate (62), the outer end of the second tail rod (63) is fixedly connected to the end face, close to the outer sleeve (3), of the second substrate (60), the shaft rod (31) is sleeved in a circular through hole formed in the front faces of the middle portions of the first tail rod (53) and the second tail rod (63), two ends of the shaft rod (31) are fixedly connected to the front wall and the rear wall of the inner cavity of the outer sleeve (3) respectively, the inner ends of the first tail rod (53) and the second tail rod (63) are rotatably connected with connecting pieces (41) respectively, the inner ends of the connecting pieces (41) are rotatably connected to ear seats in the middle of the end faces of the pull rod (4) respectively, the end, extending to the inner cavity of the handheld portion (1), of the pull rod (4) is rotatably connected with a diagonal pull rod (11), the other end of the diagonal pull rod (11) is rotatably connected to the side wall, close to the top end of the retaining ring (2), the top end of the retaining ring (2) is rotatably connected to the top face of the, a first spring (12) is connected between the other side surface of the retaining ring (2) and the side wall of the inner cavity of the handheld part (1).

2. The integrated laparoscopic appendectomy device of claim 1, wherein: the lower surface of the first clamping plate (52) is flush with the bottom end of the first blade (51), and the upper surface of the second clamping plate (62) is flush with the top end of the second blade (61).

3. The integrated laparoscopic appendectomy device of claim 2, wherein: flexible connecting rod (8) have been cup jointed respectively in second spring (7), flexible connecting rod (8) are including end cover (81) and cylinder (82), end cover (81) have been cup jointed respectively to the top bottom of cylinder (82), the upper surface of cylinder (82) top connection end cover (81) is fixed connection respectively in the lower surface of first base plate (50) and second grip block (62), the lower surface of cylinder (82) bottom connection end cover (81) is fixed connection respectively in the upper surface of first grip block (52) and second base plate (60), cylinder (82) are located the end cross-sectional diameter of end cover (81) inner chamber is greater than the diameter of its middle part position cross-section.

4. The integrated laparoscopic appendectomy device of claim 3, wherein: the lower surface of the first clamping plate (52) and the upper surface of the second clamping plate (62) are respectively provided with wavy nicks.

5. The integrated laparoscopic appendectomy device of claim 1, wherein: the utility model discloses a handle, including outer tube (3), fixed cover (13) has been cup jointed through protruding screw thread to handheld portion (1) correspondence the terminal surface of outer tube (3), the terminal surface position placed in the middle of fixed cover (13) has seted up the aperture and has equaled the through-hole of outer tube (3) external diameter, the end department of outer tube (3) is provided with the external diameter and equals the flange of fixed cover (13) internal diameter, the internal diameter that the protruding axle center department of handheld portion (1) terminal surface seted up the through-hole equals the external diameter of pull rod (4).