CN219461314U - Endoscope thumb conformal handle capable of preventing thumb damage and improving holding efficiency - Google Patents

Abstract

The utility model discloses a thumb-shaped handle of a endoscope, which is used for preventing thumb damage and improving the holding efficiency, and comprises a handle part for holding four fingers; the thumb sleeve is movably arranged on the handle part and is used for being sleeved on the thumb; the proximal end of the cavity tube is connected to the handle part, the distal end of the cavity tube can adopt a multi-form design meeting the requirements of multiple functions, such as electric coagulation, electric cutting, separation, stripping, scissors, clamping or forceps taking, and the like, and most of the cavity tube adopts a bending part formed by bending the tail end so as to provide a surgical field; the control part is arranged on the handle part and connected with the cavity tube for controlling the bending part to perform operation.

Description

Endoscope thumb conformal handle capable of preventing thumb damage and improving holding efficiency

Technical Field

The utility model relates to a thumb-shaped handle of a endoscope, which is used for preventing thumb damage and improving holding efficiency, and belongs to the technical field of medical appliances.

Background

Endoscopic surgery is a minimally invasive surgical procedure. In the endoscopic surgery, grasping, clamping, separating, cutting, electro-burning and other endoscopic surgery operations are completed by forceps. The pliers are completed by a rear handle, a front rod head and rod parts connected with two ends. The rod head consists of different forms of structures, such as scissors, separators and the like, and respectively performs different functions; the rear end is a handle, comprises two holding rings, completes the opening and closing of the instrument by the movement of five fingers of a person, and is transmitted to the head end through the arm rod so as to complete the functions of different instruments of the head end.

In the Chinese utility model with the patent number ZL 202020111276.8, an electrocoagulation hemostatic bipolar handle for laparoscopic surgery is disclosed, which comprises a bipolar seat with a fixed handle and a movable handle hinged with the fixed handle, wherein accommodating spaces with various diameter specifications are arranged in the bipolar seat along one axis, wherein a first electrode sleeve and a second electrode sleeve are respectively arranged at two electrode positions of an operation rod, and two wiring ports are led out of the bipolar seat through the first electrode sleeve and the second electrode sleeve. The utility model provides a fixed electrode sleeve conversion mode with large contact area, low friction and little abrasion on the premise of ensuring various functions of the electrocoagulation hemostatic forceps, and can avoid operation problems and safety accidents caused by poor conduction due to electrode contact technology in the laparoscopic operation process.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the thumb-shaped handle of the endoscope, which is used for preventing thumb damage and improving the holding stability.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

an endoscopic thumb conforming handle that prevents thumb damage and improves grip performance, comprising:

a handle portion for holding four fingers other than the thumb;

the thumb sleeve is movably arranged on the handle part and is used for being sleeved on the thumb so as to be placed by the thumb and exert force;

a lumen, a proximal end connected to the handle portion, and a distal end of the lumen being curved to form a bend for providing a surgical field;

and the control part is arranged on the handle part and connected with the cavity tube, so as to control the bending part to perform operation.

Preferably, the handle part comprises a left handle and a right handle which are independent of each other, a left thumb sleeve is movably arranged on the left handle, and a right thumb sleeve is movably arranged on the right handle.

Preferably, the thumb sleeve comprises a left thumb sleeve and a right thumb sleeve, and the left thumb sleeve and the right thumb sleeve are movably arranged on the handle part and are respectively used for placing the left thumb and the right thumb.

Wherein preferably the thumb rest is rotatably mounted on the handle portion about a rotation axis to switch between a left thumb rest and a right thumb rest.

Wherein preferably, the bending part is replaced by a bending grasping forceps, the bending grasping forceps comprises a fixed insert and a movable insert, the fixed insert is fixed at the far end of the cavity tube, and the movable insert is movably arranged at the far end of the cavity tube and is in transmission connection with the thumb sleeve;

the movement of the thumb sleeve can drive the movable embedded piece to be close to or far away from the fixed embedded piece so as to control the opening and closing of the bending grasping forceps.

Wherein preferably, the control part at least comprises a negative pressure suction switch and a water flow control switch;

the water flow control switch is connected with the cavity tube and is used for controlling the water flow in the cavity tube; the negative pressure suction switch is connected with the cavity tube and used for controlling the bending part to suck the preset position.

Wherein preferably, the control part further comprises an electric shock control switch;

the electric shock control switch is arranged on the handle part and connected with the metal pipe wall of the cavity pipe, so that the cavity pipe is controlled to be electrified or powered off through the electric shock control switch.

Preferably, the bending part is provided with a plurality of diversion holes for pumping liquid into the cavity tube through the diversion holes.

Preferably, the bending direction of the bending portion at least includes: the preset angle is folded upwards, downwards, leftwards or rightwards.

Wherein preferably, the preset angle is 30-60 degrees.

Compared with the prior art, the utility model has the following technical effects:

1. according to the characteristics of the natural working states of the thumb and other four fingers of a human body, the adapter is manufactured by adopting the thumb of an operator, and the thumb utilizes the abdomen to operate the surgical instrument, so that the abdomen of the thumb is used as a force-exerting working surface, compared with the linear contact in the traditional instrument which is used as the force-exerting working surface, the damage to the skin and joints of the thumb caused by the pressure of long-term operation of the contact area is avoided, and the holding efficiency is improved.

2. Under normal physiological state, the thumb realizes the accurate holding of the instrument in the hand through the palm-facing movement: the thumb force-generating plane and the other four finger force-generating planes have included angles of about 45 degrees in general; the utility model analyzes the anatomy of human body and simulates normal physiological para-movement. Changing the traditional instrument design: the thumb movement plane and other four fingers are on the same plane, which is not in accordance with the normal physiological anatomical characteristics of human body, and can not be stably and efficiently operated for a long time.

Drawings

FIG. 1 is a schematic view of a thumb-shaped handle for a endoscope for preventing thumb damage and improving grip performance according to a first embodiment of the present utility model;

FIG. 2 is a schematic view of another thumb-compliant handle for a laparoscopic tool for preventing thumb damage and improving gripping performance according to a first embodiment of the present utility model;

FIG. 3 is a schematic view of a bending portion according to a first embodiment of the present utility model;

FIG. 4 is a schematic view of a thumb-shaped handle for a endoscope for preventing thumb damage and improving grip performance according to a second embodiment of the present utility model;

FIG. 5 is a schematic view showing a split structure of a handle portion and a thumb stall according to a first embodiment of the present utility model;

FIG. 6 is a schematic view showing a combination structure of a handle portion and a thumb stall according to a first embodiment of the present utility model;

FIG. 7 is a schematic view of a rotary structure of a handle portion and a thumb stall according to a first embodiment of the present utility model;

fig. 8 is a schematic view of another angle of the structure of fig. 7 after rotation.

Detailed Description

The technical contents of the present utility model will be described in detail with reference to the accompanying drawings and specific examples.

< first embodiment >

As shown in fig. 1 and 2, a first embodiment of the present utility model provides a thumb-shaped handle for a endoscope, which prevents thumb damage and improves gripping performance, and includes a handle portion 1, a thumb sleeve 2, a lumen 3, and a control portion 4. The user can grasp the handle 1 by four fingers and extend the thumb into the thumb sleeve 2, so that the control part 4 is flexibly controlled by the movable thumb sleeve 2, and the control part 4 is used for controlling the cavity tube 3 to complete the operation in thyroid surgery.

Specifically, in the present embodiment, the handle portion 1 has four arc-shaped grooves 101 for holding four fingers, and it is understood that the four fingers in the present embodiment are the remaining four fingers except the thumb. Also, it is preferable to replace at least one of the four arc-shaped grooves 101 with the annular groove 102, whereby the stability of the grip can be further improved. Further, a connection passage 110 is formed in the handle portion 1, and one end of the connection passage 110 is for connection with the lumen 3, and the other end is for connection with an external water supply device or a negative pressure suction device to achieve a surgical operation of water irrigation or negative pressure suction (detailed below).

In this embodiment, the thumb sleeve 2 is movably disposed on the handle portion 1 for being sleeved on the thumb. Specifically, as shown in fig. 5, in one embodiment of the present utility model, the handle portion 1 includes a left handle 11 and a right handle 12 that are independent of each other, a left thumb sleeve 21 is movably disposed on the left handle 11, and a right thumb sleeve 22 is movably disposed on the right handle 12; therefore, the two handles which are mutually independent are arranged, so that the use requirements of the left hand and the right hand are met. In another embodiment, as shown in fig. 6, the handle part 1 is one, the thumb rest 2 comprises a left thumb rest 21 and a right thumb rest 22, and the left thumb rest 21 and the right thumb rest 22 are movably arranged on the handle part 1 for placing the left thumb and the right thumb respectively. Thus, the left thumb sleeve and the right thumb sleeve are simultaneously arranged on one handle part 1 so as to adapt to the use requirements of left and right hands. In yet another embodiment of the present utility model, as shown in fig. 7 and 8, the handle portion 1 and the thumb rest 2 are one, and the thumb rest 2 is rotatably mounted on the handle portion 1 around the rotation shaft 20, so that the thumb rest 2 can be switched between the left thumb rest and the right thumb rest (fig. 7 corresponds to the right thumb rest and fig. 8 corresponds to the left thumb rest) to adapt to the use requirements of the left and right hands. In other embodiments, the thumb rest 2 may be connected to the handle portion 1 by other movable connection structures, which will not be described herein. It can be understood that, because the thumb sleeve 2 is arranged on the handle part 1, the adapter is manufactured by adopting the thumb of the operator, and the thumb is used for operating the surgical instrument by utilizing the abdomen, so that the abdomen of the thumb is used as a force-generating working surface, and compared with the linear contact in the traditional instrument, the pressure for long-term operation of the contact area is avoided to cause damage to the skin and joints of the thumb. Moreover, on one hand, the thumb can participate in holding so as to improve the holding stability; on the other hand, the thumb rest 2 can be movable, so that the thumb can perform other control operations in a non-holding state to meet the operation requirements under different conditions. In addition, the thumb realizes the holding mode of the endoscope through the palm-facing movement, so that the traditional apparatus thumb and four fingers are on the same plane, and the operation cannot be ensured for a long time.

In this embodiment, the thumb stall 2 is preferably a plastic finger stall, which improves wearing comfort on the one hand, and enables the thumb stall 2 to be deformed appropriately on the other hand, so as to facilitate diversified surgical operations of the thumb. It will be appreciated that in other embodiments, the material of the thumb rest 2 may be adaptively selected as desired.

The lumen 3 is cylindrical, the proximal end is connected to the handle portion 1, and the distal end of the lumen 3 is bent to form a bent portion 301. It can be appreciated that, since the distal end of the lumen 3 is bent to form the bending portion 301, a line where the bending portion 301 is located forms a preset angle with the central axis of the lumen 3, when performing a surgical operation, the line of sight of a doctor is not blocked by the lumen 3 when observing the bending portion 301, so as to provide a surgical field for the doctor, and ensure that the bending portion 301 performs accurate operations (such as operations of hemostasis, aspiration, irrigation, etc.) in a visual range. Referring to fig. 3, in this embodiment, a plurality of diversion holes 302 are formed on the bending portion 301, so as to draw the liquid into the lumen 3 through the diversion holes 302, and further drain the liquid in the lumen 3 out of the lumen through the diversion holes 302. Preferably, the plurality of deflector holes 302 are uniformly distributed on the outer wall of the bent portion 301 so that the liquid can enter the lumen 3 from a plurality of angles to enhance the convenience of suction.

As shown in fig. 1 and 2, in the above embodiment, it is preferable that the bending direction of the bending portion 301 includes at least: the surgical requirements of different visual angles are met by bending upwards by a preset angle, bending downwards by a preset angle, bending leftwards by a preset angle or bending rightwards by a preset angle. The preset angle is 30-60 degrees, and the bending part 301 with different bending degrees can be selected according to different operation scenes.

In the present embodiment, referring to fig. 1 and 2, the control section 4 includes at least a negative pressure suction switch 41, a water flow control switch 42, and a shock control switch 43. Wherein, the water flow control switch 41 is connected with the cavity tube 3 and is used for controlling the water flow in the cavity tube 3; the negative pressure suction switch 42 is connected with the cavity tube 3 and is used for controlling the bending part 301 to suck the preset position; the electric shock control switch 43 is arranged on the handle part 1 and is connected with the metal wall of the cavity tube 3, so that the cavity tube 3 is controlled to be electrified or powered off through the electric shock control switch 43. In particular, when the wound site of thyroid surgery is to be cleaned, the wound site is flushed by connecting the external water supply device with the connecting channel 110 of the handle portion 1 and opening the water flow control switch 41. When the liquid in the operation process needs to be pumped out of the body, the negative pressure pumping device is connected with the connecting channel 110 of the handle part 1, and the negative pressure pumping operation can be performed by opening the negative pressure pumping switch 42. When electric shock is needed to be carried out on the wound of thyroid surgery, the metal tube wall of the cavity tube 3 can be electrified by opening the electric shock control switch 43, so that electric shock operation is carried out on the lesion position, and after electric shock is finished, the metal tube wall of the cavity tube 3 can be powered off by closing the electric shock control switch 43.

It will be appreciated that the specific structural form of the control portion 4 in this embodiment is only a part of the control structure in thyroid surgery, and in other embodiments, the structure of the control portion 4 may be adaptively adjusted according to the surgery requirement to increase or decrease different control switches.

The following describes in detail the usage mode of the thumb conformal handle of the endoscope:

the first step, the handle part 1 is held by four fingers, and the thumb is stretched into the thumb sleeve 2;

secondly, the control cavity tube 3 extends into an operation position in thyroid operation;

thirdly, controlling the thumb sleeve 2 to move by the thumb so that the thumb can contact the control part 4;

fourth, by pressing different control switches of the control part 4 with the thumb, the bending part 301 of the lumen 3 is controlled to complete the operation operations such as flushing, negative pressure suction, electric shock and the like; in addition, after the thumb is pressed, the thumb can return to the initial position, so that five-finger holding is realized, and the holding stability is improved;

fifth, after the operation is completed, the separator is entirely withdrawn.

In summary, the thumb-shaped handle for a endoscope provided by the first embodiment of the utility model has the following advantages of preventing thumb damage and improving the holding efficiency:

1. the adapter is manufactured by adopting the thumb of an operator, and the thumb utilizes the thumb abdomen to operate the surgical instrument, so that the thumb abdomen of the thumb is used as a force-generating working surface, compared with the linear contact in the traditional instrument, the adapter is used as the force-generating working surface, the damage to the skin and joints of the thumb caused by the pressure of long-term operation of the contact area is avoided, and the holding efficiency is improved.

2. Under normal physiological state, the thumb realizes the accurate holding of the instrument in the hand through the palm-facing movement: the thumb force-generating plane and the other four finger force-generating planes have included angles of about 45 degrees in general; the utility model analyzes the anatomy of human body and simulates normal physiological para-movement. Changing the traditional instrument design: the thumb movement plane and other four fingers are on the same plane, which is not in accordance with the normal physiological anatomical characteristics of human body, and can not be stably and efficiently operated for a long time.

3. The thumb sleeve 2 is arranged on the handle part 1, so that the thumb can participate in holding on one hand, and the holding stability is improved; on the other hand, the thumb rest 2 can be movable, so that the thumb can perform other control operations in a non-holding state to meet the operation requirements under different conditions.

4. The distal end of the cavity tube 3 is bent to form the bending part 301, so that a preset angle is formed between the straight line where the bending part 301 is located and the central axis of the cavity tube 3, and when the operation is performed, the sight line of a doctor can not be blocked by the cavity tube 3 when the doctor observes the bending part 301, thereby providing an operation view for the doctor and ensuring that the bending part 301 performs accurate operation in a visual range.

5. The bending part 301 can bend in multiple directions to meet the requirements of different angles during operation.

6. The control part 4 has diversified functions, can adapt to different operation demands, and can add or reduce control switches according to the demands.

< second embodiment >

As shown in fig. 4, on the basis of the first embodiment, a second embodiment of the present utility model provides a thumb-shaped handle for a endoscope, which prevents thumb damage and improves gripping efficiency, and includes a handle portion 1, a thumb sleeve 2, a lumen 3, and a control portion 4. The difference from the first embodiment is that in this embodiment the bent portion 301 at the distal end of the lumen 3 is replaced with a curved grasper 310.

In particular, the curved grasper 310 includes a fixed insert 311 and a movable insert 312. Wherein, fixed insert 311 is fixed in the distal end of lumen 3, and movable insert 312 is movably disposed in the distal end of lumen 3 and is in driving connection with thumb sleeve 2. In specific use, the movable insert 312 can be driven to approach or depart from the fixed insert 311 by the movement of the thumb stall 2, so as to control the curved grasper 310 to open or close. Thus, the curved grasper 310 can be used to grasp tissue fragments during surgery out of the body to avoid interfering with the surgical procedure.

It will be appreciated that the curved grasper 310 may also be curved in multiple directions to meet different angular grasping requirements to accommodate different surgical scenarios.

Except for the above differences, the other structures of this embodiment are the same as those of the first embodiment, and will not be described here again.

< third embodiment >

A third embodiment of the present utility model provides thyroid surgery equipment, which comprises the above-mentioned laparoscopic thumb conformal handle, based on the first embodiment or the second embodiment.

The utility model provides a thumb-shaped handle for a endoscope, which is capable of preventing thumb damage and improving holding efficiency. Any obvious modifications to the present utility model, without departing from the spirit thereof, would constitute an infringement of the patent rights of the utility model and would take on corresponding legal liabilities.

Claims (10)

1. An laparoscopic thumb compliant handle that prevents thumb damage and improves gripping efficiency, comprising:

a handle portion for holding four fingers other than the thumb;

the thumb sleeve is movably arranged on the handle part and is used for being sleeved on the thumb so as to be placed by the thumb and exert force;

a lumen, a proximal end connected to the handle portion, and a distal end of the lumen being curved to form a bend for providing a surgical field;

and the control part is arranged on the handle part and connected with the cavity tube, so as to control the bending part to perform operation.

2. The laparoscopic thumb compliant handle according to claim 1, wherein:

the handle part comprises a left handle and a right handle which are mutually independent, a left thumb sleeve is movably arranged on the left handle, and a right thumb sleeve is movably arranged on the right handle.

3. The laparoscopic thumb compliant handle according to claim 1, wherein:

the thumb sleeve comprises a left thumb sleeve and a right thumb sleeve, and the left thumb sleeve and the right thumb sleeve are movably arranged on the handle part and are respectively used for placing the left thumb and the right thumb.

4. A laparoscopic thumb compliant handle according to any one of claims 1 to 3, wherein:

the thumb rest is rotatably mounted on the handle portion about a rotational axis to switch between a left thumb rest and a right thumb rest.

5. The laparoscopic thumb compliant handle according to claim 1, wherein:

the bending part is replaced by a bending grasping forceps, the bending grasping forceps comprises a fixed insert and a movable insert, the fixed insert is fixed at the far end of the cavity tube, and the movable insert is movably arranged at the far end of the cavity tube and is in transmission connection with the thumb sleeve;

the movement of the thumb sleeve can drive the movable embedded piece to be close to or far away from the fixed embedded piece so as to control the opening and closing of the bending grasping forceps.

6. The laparoscopic thumb compliant handle according to claim 1, wherein said control section comprises at least a negative pressure suction switch and a water flow control switch;

the water flow control switch is connected with the cavity tube and is used for controlling the water flow in the cavity tube; the negative pressure suction switch is connected with the cavity tube and used for controlling the bending part to suck the preset position.

7. The laparoscopic thumb compliant handle according to claim 6, wherein said control section further comprises a shock control switch;

the electric shock control switch is arranged on the handle part and connected with the metal pipe wall of the cavity pipe, so that the cavity pipe is controlled to be electrified or powered off through the electric shock control switch.

8. The laparoscopic thumb compliant handle according to claim 6, wherein:

the bending part is provided with a plurality of diversion holes for sucking liquid into the cavity tube through the diversion holes.

9. The laparoscopic thumb compliant handle according to claim 1, wherein:

the bending direction of the bending part at least comprises: the preset angle is folded upwards, downwards, leftwards or rightwards.

10. The laparoscopic thumb compliant handle according to claim 9, wherein:

the preset angle is 30-60 degrees.