CN221013405U

CN221013405U - Minimally invasive cutter

Info

Publication number: CN221013405U
Application number: CN202322069209.0U
Authority: CN
Inventors: 唐波; 印建新; 印建荣; 任美凤; 刘静
Original assignee: Pride Medical Instruments Technology Jiangsu Co ltd
Current assignee: Pride Medical Instruments Technology Jiangsu Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-05-28
Anticipated expiration: 2033-08-03

Abstract

The utility model discloses a minimally invasive cutter, comprising: a limiting device; the thread moving device is fixedly arranged in the limiting device; the rear handle is sleeved at one end of the thread moving device; the rubber sleeve is sleeved at the bottom of the rear handle and used for reducing friction; the front handle is sleeved at one end of the thread moving device. According to the utility model, the sliding component is arranged to adapt to hands with different sizes and shapes by adjusting the distance between the front handle and the rear handle, so that a doctor can better hold the minimally invasive cutter, and the risk of surgical errors is reduced.

Description

Minimally invasive cutter

Technical Field

The utility model relates to the technical field of cutters, in particular to a minimally invasive cutter.

Background

Minimally invasive surgery is an increasingly popular technique whose basic principle is to perform surgical treatment in the human body through small incisions or pinholes, thereby reducing discomfort and injury in post-operative recovery. In minimally invasive surgery, a minimally invasive cutter is an important instrument for cutting various tissues, organs and blood vessels, such as livers, pancreas, kidneys and the like, but a handle of the minimally invasive cutter is a fixed component which cannot be adjusted, so that the minimally invasive cutter is difficult to hold when being used by doctors facing different hands, and extremely high accuracy is needed in the surgical process to cut focus of a patient better.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a minimally invasive cutter to solve the problem that the minimally invasive cutter is difficult to hold when being used by doctors facing different hands.

In order to solve the technical problems, the utility model provides the following technical scheme: a minimally invasive cutter, comprising:

A limiting device;

the screw thread moving device comprises a sliding rod, a motor, a first screw thread shaft and a second screw thread, wherein the sliding rod is movably arranged in the limiting shell, the motor is fixedly arranged on the right side of the limiting shell, the driving end is connected with one end of the sliding rod, the first screw thread shaft is fixedly sleeved at one end of the sliding rod, and the second screw thread is fixedly sleeved at the other end of the sliding rod;

The rear handle is sleeved at one end of the sliding rod;

the rubber sleeve is sleeved at the bottom of the rear handle and used for reducing friction;

the front handle is sleeved at one end of the sliding rod.

The limiting device comprises a limiting shell and a sliding groove, the sliding groove is formed in the upper side of the limiting shell, and the thread moving device is arranged inside the limiting shell.

The rubber sleeve comprises a rubber shell and rubber strips, wherein the rubber shell is sleeved at the bottom of the rear handle, the rubber strips are fixedly arranged on two sides of the rubber shell, and the rubber strips are used for increasing friction force.

The screw thread moving device comprises a screw thread moving device, and is characterized by further comprising a power device and a cutting assembly, wherein the power device is detachably arranged at the top of the screw thread moving device, and the cutting assembly is detachably arranged at the front side of the power device.

The power device comprises a power assembly and a fixing rod, wherein the power assembly is arranged on the upper portion of the thread moving device, and the fixing rod is sleeved inside the chute.

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

According to the utility model, the sliding component is arranged to adapt to hands with different sizes and shapes by adjusting the distance between the front handle and the rear handle, so that a doctor can better hold the minimally invasive cutter, the risk of surgical errors is reduced, an operator can correspondingly adjust the handle before actual use to obtain optimal hand feeling and control capability, the safety of surgery can be improved by the design, the hand feeling of the doctor is more natural and stable, the situations of inaccurate cutting and too deep cutting are reduced, in addition, the design is very convenient and practical, the sliding component is arranged on the handle to be easily operated, and meanwhile, the storage cost of the cutter of a hospital can be reduced by the design, because only one cutter suitable for different hand types is needed, different production and storage according to the different hand types and sizes are not needed, the design has remarkable economic benefit, and waste can be reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a chute assembly according to the present utility model;

FIG. 3 is a schematic view of a thread moving apparatus according to the present utility model;

fig. 4 is a schematic structural view of a rubber sleeve according to the present utility model.

[ Reference numerals ]

1.A limiting device; 2. a thread moving device; 3. a rear handle; 4. a rubber sleeve; 5. a front handle; 6. a power device; 7. a cutting assembly; 11. a limit housing; 12. a chute; 21. a slide bar; 22. a motor; 23. a first threaded shaft; 24. a second thread; 41. a rubber housing; 42. an adhesive tape; 61. a power assembly; 62. and a fixing rod.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

The embodiments of the present utility model as shown in fig. 1 to 4 provide a minimally invasive cutter comprising:

A limiting device 1;

The screw thread moving device 2, screw thread moving device 2 includes slide bar 21, motor 22, first screw thread axle 23, second screw thread 24, slide bar 21 movable mounting is inside spacing shell 11, motor 22 fixed mounting is on the right side of spacing shell 11, and the drive end is connected in the one end of slide bar 21, first screw thread axle 23 is fixed cup joints the one end at slide bar 21, the other end at slide bar 21 is fixed cup joints to second screw thread 24, first screw thread axle 23, second screw thread 24 are two screw thread subassemblies of opposite direction, when rotating, can realize that two subassemblies move to two opposite directions through a axle.

The rear handle 3 is sleeved at one end of the sliding rod 21, and a groove is formed in the rear handle 3, so that a finger can be embedded into the groove, and the production can be changed according to the hand of a doctor;

the rubber sleeve 4 is sleeved at the bottom of the rear handle 3 and used for reducing friction;

The front handle 5, the front handle 5 cup joints the one end at slide bar 21.

The limiting device 1 comprises a limiting shell 11 and a sliding groove 12, the sliding groove 12 is formed in the upper side of the limiting shell 11, and the thread moving device 2 is installed inside the limiting shell 11.

Wherein, rubber sleeve 4 includes rubber housing 41, adhesive tape 42, rubber housing 41 cup joints in the bottom of back handle 3 adhesive tape 42 fixed mounting is in the both sides of rubber housing 41, and is used for increasing frictional force, through having set up rubber sleeve 4, has increased the resistance of device for in the operation, doctor can be better hold minimally invasive cutting assembly 7, has set up adhesive tape 42 simultaneously, makes the resistance of holding bigger, thereby reduces minimally invasive cutter and takes off the hand's possibility.

The screw thread moving device further comprises a power device 6 and a cutting assembly 7, wherein the power device 6 is detachably arranged on the top of the screw thread moving device 2, and the cutting assembly 7 is detachably arranged on the front side of the power device 6.

The power device 6 comprises a power assembly 61 and a fixed rod 62, the power assembly 61 is arranged on the upper portion of the thread moving device 2, and the fixed rod 62 is sleeved inside the chute 12.

The working process of the utility model is as follows:

Before the operation disinfection, doctor can start device screw thread mobile device 2, thereby adjust the distance between back handle 3 and the preceding handle 5 and realize better holding the device, carry out the experiment, simultaneously in the in-process of production, can be through producing different shapes screw thread mobile device 2, back handle 3, preceding handle 5, assemble in power device 6's downside, it can be fit for more doctor to test same equipment and use, can dismantle the device through spout 12 and disinfect in disinfection device.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. A minimally invasive cutter, comprising:

A limiting device (1);

The screw thread moving device (2), the screw thread moving device (2) comprises a sliding rod (21), a motor (22), a first screw thread shaft (23) and a second screw thread (24), the sliding rod (21) is movably arranged in the limiting shell (11), the motor (22) is fixedly arranged on the right side of the limiting shell (11), the driving end is connected with one end of the sliding rod (21), the first screw thread shaft (23) is fixedly sleeved at one end of the sliding rod (21), and the second screw thread (24) is fixedly sleeved at the other end of the sliding rod (21);

The rear handle (3) is sleeved at one end of the sliding rod (21);

The rubber sleeve (4) is sleeved at the bottom of the rear handle (3) and used for reducing friction;

the front handle (5), front handle (5) cup joints the one end at slide bar (21).

2. The minimally invasive cutter according to claim 1, wherein the limiting device (1) comprises a limiting shell (11) and a sliding groove (12), the sliding groove (12) is formed in the upper side of the limiting shell (11), and the thread moving device (2) is installed inside the limiting shell (11).

3. The minimally invasive cutter according to claim 1, wherein the rubber sleeve (4) comprises a rubber shell (41) and rubber strips (42), the rubber shell (41) is sleeved at the bottom of the rear handle (3), and the rubber strips (42) are fixedly arranged on two sides of the rubber shell (41) and used for increasing friction.

4. The minimally invasive cutter according to claim 1, further comprising a power device (6), a cutting assembly (7), the power device (6) being detachably mounted on top of the screw-thread displacement device (2), the cutting assembly (7) being detachably mounted on the front side of the power device (6).

5. The minimally invasive cutter according to claim 4, characterized in that the power device (6) comprises a power assembly (61) and a fixing rod (62), the power assembly (61) is arranged on the upper portion of the thread moving device (2), and the fixing rod (62) is sleeved inside the sliding groove (12).