CN210170097U

CN210170097U - Liver and gall surgery retractor

Info

Publication number: CN210170097U
Application number: CN201920715553.3U
Authority: CN
Inventors: Yu Bai; 白彧; Haiping Yang; 杨海平; Jun Li; 李军; Weihua Zhan; 湛卫华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-03-24
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses a hepatobiliary surgery retractor, including horizontal extension subassembly and stripping assembly, the high strength recovery spring of merging period is located the inside of stereoplasm separation rubber pole, micro motor's output and internal thread apical axis electric connection, the internal thread apical axis sets up to the concertina type rotation axis, micro motor drives the internal thread apical axis and stretches out and draws back, internal thread apical axis tip and stripping assembly fixed connection make the stereoplasm separation rubber pole of internal thread apical axis tip impel right, two sets of stereoplasm separation rubber poles gradually separate under the effect of separation pivot, peel the skin meat at the position of performing the operation away, first extension sleeve, second extension sleeve and third extension sleeve cup joint two by two, extend when using, shrink when not using, effectively reduce area, realize the demolition of braking part and mechanical part through pulling down two formula handheld cover, make things convenient for inside clearance and comprehensive disinfection, reduce the bacterial infection rate caused by incomplete disinfection of surgical devices and enhance the safety of the surgery.

Description

Liver and gall surgery retractor

Technical Field

The utility model relates to a hepatobiliary surgery medical instrument technical field specifically is a hepatobiliary surgery retractor.

Background

Gallstones, also known as cholelithiasis, are diseases in which stones occur in the biliary tract, including the gallbladder or bile ducts; biliary tract infection is a common disease, and is divided into cholecystitis and cholangitis according to the diseased part, and after calculus is formed in the gallbladder, the gall bladder mucosa can be stimulated, so that not only can chronic inflammation of the gall bladder be caused, but also can cause secondary infection and acute inflammation of the gallbladder after the calculus is embedded at the neck part of the gallbladder or a cystic duct, the prior treatment of the hepatobiliary calculus adopts a calculus breaking and removing way, a calculus breaking device is firstly adopted to break the calculus into small pieces, then a calculus removing device is adopted to remove the calculus from the body, in the process of stone and gravel taking, the skin and flesh at the operation part need to be separated by the operation draw hook, which is convenient for medical staff to carry out the operation, the existing liver and gall surgery draw hook adopts an integrated forming mode, the length is unchangeable, the occupied area is large, the telescopic surgical retractor has a complex structure, is inconvenient for internal cleaning and comprehensive disinfection, and increases the bacterial infection rate caused by incomplete disinfection of surgical devices.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hepatobiliary surgery retractor, it is less to the area of sheltering from at the operation position, effectively reduce area, make things convenient for inside clearance and comprehensive disinfection, reduce the bacterial infection rate because of the incomplete result in of operation device disinfection, the advantage of reinforcing operation security, hepatobiliary surgery retractor adopts integrated into one piece's mode among the prior art can be solved, length is unchangeable, area is big, telescopic operation retractor is complicated again in structure, inconvenient inside clearance and comprehensive disinfection, the problem of the bacterial infection rate increase because of the incomplete result in of operation device disinfection.

In order to achieve the above object, the utility model provides a following technical scheme: a hepatobiliary surgery retractor comprises a transverse extension assembly and a stripping assembly, wherein the stripping assembly is positioned at one end of the transverse extension assembly, the transverse extension assembly comprises a motor end shell, a micro motor, a handheld sleeve, a concave-convex groove, a butt joint block, a first extension sleeve, a second extension sleeve, a third extension sleeve and an internal thread top shaft, the micro motor is fixedly installed inside the motor end shell, the output end of the micro motor is electrically connected with one end of the internal thread top shaft, the handheld sleeve is sleeved at the joint of the micro motor and the internal thread top shaft and is of a two-piece annular structure, the concave-convex groove which is annularly arranged is processed on the outer wall of the handheld sleeve, the butt joint block is welded at the joint of the two-piece handheld sleeve, the two groups of butt joint blocks are movably connected through bolts, the first extension sleeve is fixedly installed on the right side of the handheld sleeve, the second extension sleeve is sleeved on the right side of the first, a third extension sleeve is sleeved in the second extension sleeve, the right end of the internal thread jacking shaft is positioned in the third extension sleeve, and the right end of the internal thread jacking shaft is fixedly connected with the stripping component;

the stripping assembly comprises an end joining piece, a hard separating rubber rod, L-shaped stripping pieces and a high-strength recovery spring, the end joining piece is fixedly connected with the right end face of the internal thread jacking shaft, the end joining piece is connected with one end of the hard separating rubber rod, the hard separating rubber rod is provided with two sets of symmetrically installed hard separating rubber rods, the other ends of the two sets of hard separating rubber rods are connected with the L-shaped stripping pieces, and the high-strength recovery spring is installed between the two sets of L-shaped stripping pieces.

Preferably, the shockproof soft rubber is filled in a gap between the inner wall of the motor end shell and the outer wall of the micro motor.

Preferably, the female top shaft is provided as a telescopic type rotating shaft.

Preferably, a separation rotating shaft is fixedly installed on the right side surface of the third extension sleeve.

Preferably, through holes for the hard separating rubber rods to pass through are formed in two sides of the separating rotating shaft.

Preferably, the motor end shell is provided with an operation button electrically connected with the micro motor.

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

1. the diameter of the high-strength recovery spring is smaller, and the shielding area of the operation position is smaller.

2. The first extension sleeve, the second extension sleeve and the third extension sleeve are sleeved in pairs, are extended when in use and are contracted when not in use, and the occupied area is effectively reduced.

3. The brake part and the mechanical part are dismantled by detaching the two-piece handheld sleeve, so that the interior of the sleeve is convenient to clean and comprehensively disinfect, the bacterial infection rate caused by incomplete disinfection of surgical devices is reduced, and the surgical safety is enhanced.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention in an unused state;

fig. 2 is a schematic view of the overall structure of the utility model in the use state;

FIG. 3 is a schematic view of the overall internal structure of the present invention;

fig. 4 is an enlarged schematic view of the assembly of part a of the present invention.

In the figure: 1. a laterally extending component; 11. a motor end housing; 12. a micro motor; 13. a hand-held sleeve; 14. a concave-convex groove; 15. a butt joint block; 16. a first extension sleeve; 17. a second extension sleeve; 18. a third extension sleeve; 181. separating the rotating shaft; 19. an internal threaded top shaft; 2. stripping the assembly; 21. an end splice; 22. a hard separating rubber rod; 23. an L-shaped release sheet; 24. high strength recovery spring.

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, a hepatobiliary surgery retractor comprises a transverse extension assembly 1 and a stripping assembly 2, wherein the stripping assembly 2 is located at one end of the transverse extension assembly 1, the transverse extension assembly 1 comprises a motor end housing 11, a micro motor 12, a handheld sleeve 13, a concave-convex groove 14, a butt-joint block 15, a first extension sleeve 16, a second extension sleeve 17, a third extension sleeve 18 and an internal thread top shaft 19, the micro motor 12 is fixedly installed inside the motor end housing 11, an output end of the micro motor 12 is electrically connected with one end of the internal thread top shaft 19, the handheld sleeve 13 is sleeved at a connection part of the micro motor 12 and the internal thread top shaft 19, the handheld sleeve 13 is of a two-piece annular structure, the concave-convex groove 14 which is annularly arranged is processed on an outer wall of the handheld sleeve 13, the butt-joint block 15 is welded at the connection part of the two-piece handheld sleeve 13, and the two groups of butt-joint blocks, a first extension sleeve 16 is fixedly installed on the right side of the handheld sleeve 13, a second extension sleeve 17 is sleeved on the right side of the first extension sleeve 16, a third extension sleeve 18 is sleeved inside the second extension sleeve 17, the right end of an internal thread top shaft 19 is located inside the third extension sleeve 18, and the right end of the internal thread top shaft 19 is fixedly connected with the stripping component 2;

the stripper assembly 2 comprises an end splice 21, a rigid release glue bar 22, l type stripper 23 and high strength recovery spring 24, end connection piece 21 and the right end face fixed connection of internal thread apical axis 19, end connection piece 21 meets with the one end of stereoplasm separation rubber pole 22, stereoplasm separation rubber pole 22 is equipped with two sets of symmetry installation, the other end of two sets of stereoplasm separation rubber poles 22 all meets with L type stripper 23, install high strength recovery spring 24 between two sets of L type stripper 23, fill shockproof flexible glue in the clearance between the outer wall of motor end shell 11's inner wall and micro-machine 12, internal thread apical axis 19 sets up to the concertina type rotation axis, the right flank fixed mounting separation pivot 181 of third extension sleeve 18, the through-hole that can supply stereoplasm separation rubber pole 22 to pass is seted up to the both sides of separation pivot 181, be equipped with the operating button with micro-machine 12 electric connection on the motor end shell 11.

The working principle is as follows: when in use, the two groups of combined hard separating rubber rods 22 are inserted into an operation part, the high-strength recovery spring 24 in the combining period is positioned inside the hard separating rubber rods 22, the start time of the micro motor 12 is controlled by an operating button arranged on the motor end shell 11, the output end of the micro motor 12 is electrically connected with the internal thread top shaft 19, the internal thread top shaft 19 is arranged to be a telescopic rotating shaft, the micro motor 12 drives the internal thread top shaft 19 to stretch, so that the hard separating rubber rods 22 at the end part of the internal thread top shaft 19 are pushed to the right, under the action of the separation rotating shaft 181, the two groups of hard separation rubber rods 22 are gradually separated to peel off the skin and flesh of the operation part, the diameter of the high-strength recovery spring 24 is smaller, the shielding area of the operation part is small, and the first extension sleeve 16, the second extension sleeve 17 and the third extension sleeve 18 are sleeved in pairs, are extended when in use and are contracted when not in use.

In summary, the following steps: the hepatobiliary surgery retractor is characterized in that two groups of combined hard separating rubber rods 22 are inserted into a surgery part when in use, a high-strength recovery spring 24 in the combining period is positioned inside the hard separating rubber rods 22, an operation button arranged on a motor end shell 11 controls the starting time of a micro motor 12, the output end of the micro motor 12 is electrically connected with an internal thread top shaft 19, the internal thread top shaft 19 is arranged as a telescopic rotating shaft, the micro motor 12 drives the internal thread top shaft 19 to stretch, so that the hard separating rubber rods 22 at the end part of the internal thread top shaft 19 are pushed to the right, the two groups of hard separating rubber rods 22 are gradually separated under the action of a separating rotating shaft 181 to strip skin and flesh of the surgery part, the diameter of the high-strength recovery spring 24 is small, the shielding area of the surgery part is small, a first extending sleeve 16, a second extending sleeve 17 and a third extending sleeve 18 are sleeved in pairs and are extended when in use, shrink when not using, effectively reduce area, through pull down the handheld cover 13 of two-piece formula and realize demolising of brake part and mechanical part, make things convenient for inside clearance and comprehensive disinfection, reduce because of the incomplete bacterial infection rate that leads to of operation device disinfection, reinforcing operation security.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 hepatobiliary surgery drag hook, includes transversely extending assembly (1) and peels off subassembly (2), peels off subassembly (2) and is located the one end of transversely extending assembly (1), its characterized in that: the transverse extension assembly (1) comprises a motor end shell (11), a micro motor (12), a handheld sleeve (13), a concave-convex groove (14), a butt joint block (15), a first extension sleeve (16), a second extension sleeve (17), a third extension sleeve (18) and an internal thread top shaft (19), the micro motor (12) is fixedly installed inside the motor end shell (11), the output end of the micro motor (12) is electrically connected with one end of the internal thread top shaft (19), the handheld sleeve (13) is sleeved at the joint of the micro motor (12) and the internal thread top shaft (19), the handheld sleeve (13) is of a two-piece annular structure, the concave-convex groove (14) which is annularly arranged is processed on the outer wall of the handheld sleeve (13), the butt joint block (15) is welded at the joint of the two-piece handheld sleeve (13), the two-piece butt joint block (15) is movably connected through a bolt, and the first extension sleeve (16) is fixedly installed on the right side of the handheld sleeve (13), a second extension sleeve (17) is sleeved on the right side of the first extension sleeve (16), a third extension sleeve (18) is sleeved inside the second extension sleeve (17), the right end of the internal thread top shaft (19) is located inside the third extension sleeve (18), and the right end of the internal thread top shaft (19) is fixedly connected with the stripping component (2);

peel off subassembly (2) and retrieve spring (24) including tip linking piece (21), stereoplasm separation rubber rod (22), L type stripping plate (23) and high strength, the right-hand member face fixed connection of tip linking piece (21) and internal thread apical axis (19), tip linking piece (21) meet with the one end of stereoplasm separation rubber rod (22), stereoplasm separation rubber rod (22) are equipped with two sets of symmetry installation, the other end of two sets of stereoplasm separation rubber rod (22) all meets with L type stripping plate (23), installation high strength retrieves spring (24) between two sets of L type stripping plate (23).

2. The hepatobiliary surgery retractor according to claim 1, wherein: and a gap between the inner wall of the motor end shell (11) and the outer wall of the micro motor (12) is filled with shockproof soft rubber.

3. The hepatobiliary surgery retractor according to claim 1, wherein: the internal thread top shaft (19) is arranged as a telescopic rotating shaft.

4. The hepatobiliary surgery retractor according to claim 1, wherein: and a separation rotating shaft (181) is fixedly arranged on the right side surface of the third extension sleeve (18).

5. The hepatobiliary surgery retractor according to claim 4, wherein: through holes for the hard separating rubber rods (22) to pass through are formed in two sides of the separating rotating shaft (181).

6. The hepatobiliary surgery retractor according to claim 1, wherein: and the motor end shell (11) is provided with an operating button electrically connected with the micro motor (12).