CN211934159U

CN211934159U - Brain tumor traction resectoscope

Info

Publication number: CN211934159U
Application number: CN202020310694.XU
Authority: CN
Inventors: 吴小明; 肖雪; 江婷婷; 黄蕊
Original assignee: Peoples Hospital of Deyang City
Current assignee: Peoples Hospital of Deyang City
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-11-17
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a brain tumor traction resectoscope, which comprises a cylindrical barrel and a connecting rod, wherein the left side of the lower end of the cylindrical barrel is fixedly connected with a handle, a negative pressure cavity is arranged in the cylindrical barrel, a piston block capable of being pulled and pulled is arranged in the negative pressure cavity, the left end surface of the piston block is fixedly connected with a piston rod, the left end of the piston rod is fixedly connected with the upper end of the connecting rod, the lower end of the connecting rod is also fixedly connected with a movable rod which passes through the handle and is in sliding connection with the handle, one end of the movable rod, which is far away from the handle, is fixedly connected with a pressing handle, one side of the handle, which is opposite to the; this brain tumour pulls excising device grips the handle through the one hand and then presses the pressure handle, then drives the piston rod through the connecting rod to drive the piston piece and remove and provide the negative pressure for the negative pressure chamber, and the dynamics is more easily controlled, can not cause extra injury because of too big or the undersize of dynamics to the patient.

Description

Brain tumor traction resectoscope

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a brain tumor traction resectoscope.

Background

At present, in a brain tumor resection operation, a brain tumor needs to be separated from surrounding normal tissues firstly, and then the brain tumor resection operation is carried out, and the brain tumor is separated from the surrounding normal tissues in a traction mode in medical practice.

Among the prior art, brain tumour draws excising device still has many weak points, and its negative pressure draws simple structure, needs both hands to carry out the pull piston piece, and both hands are unfavorable for the perception to the pull dynamics, cause negative pressure too big or undersize easily, have increased the operation risk, and current excising device need have alone the people to use the scalpel to excise the tumour when excising the tumour simultaneously, is unfavorable for going on of operation.

To this end, we propose an improved brain tumor traction resectoscope.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a brain tumor traction resectoscope to solve the problem that proposes among the above-mentioned background art.

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

a brain tumor traction resectoscope comprises a cylindrical barrel and a connecting rod, wherein a handle is fixedly connected to the left side of the lower end of the cylindrical barrel, a negative pressure cavity is formed in the cylindrical barrel, a piston block capable of being pulled and pulled is installed in the negative pressure cavity, a piston rod is fixedly connected to the left end face of the piston block, the left end of the piston rod is fixedly connected with the upper end of the connecting rod, the lower end of the connecting rod is also fixedly connected with a moving rod which penetrates through the handle and is in sliding connection with the handle, a pressing handle is fixedly connected to one end, away from the handle, of the moving rod, a spring seat is fixedly connected to one side, opposite to the pressing handle;

the tumor resection device is characterized in that a resection component for resecting tumors is installed on the right side of the lower end of the cylindrical barrel, a hollow pipe communicated with the negative pressure cavity is fixedly connected to the lower end of the right side surface of the cylindrical barrel, an adsorption port for traction is installed at one end, far away from the cylindrical barrel, of the hollow pipe, and an illumination component for assisting illumination of a resection position is further arranged on the upper end of the right end surface of the cylindrical barrel.

Preferably, the excision component includes the fixed block, fixed block fixed connection is on a cylinder lower extreme right side, the sliding tray has been seted up in the fixed block, be equipped with the slidable sliding plate in the sliding tray, the bearing frame is all installed to terminal surface both sides under the sliding plate, two all seted up the round hole on the bearing frame, two install the cutting device that is used for cutting off the tumour in the round hole.

Preferably, cutting device is including linking the cutter arbor, link the cutter arbor and rotate to be connected in two round holes, link the cutter arbor and keep away from the one end of round hole and install the excision sword, link the position that the cutter arbor is located between two bearing frames and install the commentaries on classics handle that is used for rotating even the cutter arbor.

Preferably, the lighting component comprises a metal hose which is fixedly connected to the upper end of the right end face of the cylindrical barrel, and a lighting lamp holder is installed at a position, far away from the cylindrical barrel, of the metal hose.

Preferably, a storage battery for providing power for the lighting head is further mounted on the cylindrical barrel.

Preferably, the grip is wrapped with an anti-slip sleeve made of rubber.

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

1. this brain tumour pulls excising device grips the handle through the one hand and then presses the pressure handle, then drives the piston rod through the connecting rod to drive the piston piece and remove and provide the negative pressure for the negative pressure chamber, and the dynamics is more easily controlled, can not cause extra injury because of too big or the undersize of dynamics to the patient.

2. The brain tumor traction resectoscope moves in the sliding groove through the sliding plate, can conveniently adjust the resectoscope to the root of a tumor, and then can accurately resect the tumor from the root by rotating the rotating handle.

3. This brain tumour pulls excising device passes through the position of metal collapsible tube adjustment illumination lamp holder to the luminous energy of messenger's illumination lamp holder is accurate shines tumour department, prevents that local position light from not enough appearing, thereby influences medical staff's operation.

Drawings

Fig. 1 is a schematic structural diagram of a brain tumor traction resectoscope.

Fig. 2 is a schematic diagram of the internal structure of a brain tumor traction resectoscope.

FIG. 3 is a schematic view of a partial cross-sectional structure of a brain tumor traction resectoscope.

FIG. 4 is a schematic diagram of the structure of a sliding plate in a brain tumor traction resectoscope.

Wherein: the device comprises a cylindrical barrel 1, a piston rod 2, a connecting rod 3, a moving rod 4, a pressing handle 5, a spring 6, a spring seat 7, a handle 8, a metal hose 9, a lighting lamp holder 10, an adsorption port 11, a hollow tube 12, a cutting knife 13, a knife rod 14, a rotating handle 15, a bearing seat 16, a fixed block 17, a negative pressure cavity 18, a piston block 19, a sliding plate 20, a sliding groove 21 and a circular hole 22.

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, in an embodiment of the present invention, a brain tumor traction resectoscope includes a cylindrical barrel 1 and a connecting rod 3, a handle 8 is fixedly connected to the left side of the lower end of the cylindrical barrel 1, a negative pressure chamber 18 is formed inside the cylindrical barrel 1, a piston block 19 capable of being pulled and pulled is installed in the negative pressure chamber 18, a piston rod 2 is fixedly connected to the left end surface of the piston block 19, the left end of the piston rod 2 is fixedly connected to the upper end of the connecting rod 3, a moving rod 4 which passes through the handle 8 and is slidably connected to the handle 8 is also fixedly connected to the lower end of the connecting rod 3, a pressing handle 5 is fixedly connected to one end of the moving rod 4 away from the handle 8, spring seats 7 are fixedly connected to one side of the handle 8 opposite to the pressing handle 5, and a;

a resection member for resecting the tumor is installed on the right side of the lower end of the cylindrical barrel 1, a hollow tube 12 communicated with a negative pressure cavity 18 is fixedly connected to the lower end of the right side face of the cylindrical barrel 1, an adsorption port 11 for traction is installed at one end, away from the cylindrical barrel 1, of the hollow tube 12, and a lighting member for auxiliary lighting of a resection position is further arranged at the upper end of the right end face of the cylindrical barrel 1; the illuminating component comprises a metal hose 9, the metal hose 9 is fixedly connected to the upper end of the right end face of the cylindrical barrel 1, and an illuminating lamp cap 10 is installed at a position, far away from the cylindrical barrel 1, of the metal hose 9; the cylindrical barrel 1 is also provided with a storage battery for providing electricity for the lighting lamp cap 10; the handle 8 is wrapped with the antiskid sleeve made of rubber, when the tumor-adsorbing and tumor-removing device is used, the adsorption port 11 is close to the tumor position, the tumor is adsorbed on the adsorption port 11 to be drawn by slowly pressing the pressing handle 5 through holding the handle 8, then the tumor is removed by moving the sliding plate 20 to the tumor position direction, rotating the rotating handle 15 after the resection knife 13 is moved to a proper position, the tumor is removed, the finger loosens the pressing handle 5 after the tumor is removed, the pressing handle 5 enables the piston of the negative pressure cavity 18 to move to the adsorption port direction under the action of the spring 6, and therefore the tumor can be taken out of the adsorption port 11; the antiskid cover of rubber material can not only play the antiskid effect when gripping, can also improve medical staff's the comfort level that grips.

The resection member comprises a fixed block 17, the fixed block 17 is fixedly connected to the right side of the lower end of the cylinder 1, a sliding groove 21 is formed in the fixed block 17, a slidable sliding plate 20 is arranged in the sliding groove 21, bearing seats 16 are respectively arranged on two sides of the lower end surface of the sliding plate 20, round holes 22 are respectively formed in the two bearing seats 16, and cutting devices for cutting off tumors are arranged in the two round holes 22; the cutting device comprises a connecting cutter rod 14, the connecting cutter rod 14 is rotatably connected in two circular holes 22, one end, far away from the circular holes 22, of the connecting cutter rod 14 is provided with a cutting knife 13, a rotating handle 15 used for rotatably connecting the cutter rod 14 is installed at a position, located between two bearing seats 16, of the connecting cutter rod 14, the brain tumor traction resectoscope moves in a sliding groove 21 through a sliding plate 20, the cutting knife 13 is adjusted to the root of a tumor, and then the tumor can be accurately resected from the root by rotating the rotating handle 15.

The utility model discloses a theory of operation is: when the brain tumor traction resectoscope is used, the adsorption port 11 is close to the tumor position, the pressing handle 5 is slowly pressed by holding the handle 8 to adsorb the tumor on the adsorption port 11 for traction, then the sliding plate 20 is moved towards the tumor position, the resection knife 13 is moved to the proper position, then the rotating handle 15 is rotated to resect the tumor, the finger loosens the pressing handle 5 after the tumor is resected, the pressing handle 5 makes the piston of the negative pressure cavity 18 move towards the adsorption port under the action of the spring 6, and the tumor can be taken out from the adsorption port 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A brain tumor traction resectoscope comprises a cylindrical barrel (1) and a connecting rod (3), and is characterized in that: a handle (8) is fixedly connected to the left side of the lower end of the cylindrical barrel (1), a negative pressure cavity (18) is formed in the cylindrical barrel (1), a piston block (19) capable of being pulled and pulled is installed in the negative pressure cavity (18), a piston rod (2) is fixedly connected to the left end face of the piston block (19), the left end of the piston rod (2) is fixedly connected to the upper end of the connecting rod (3), a moving rod (4) which penetrates through the handle (8) and is in sliding connection with the handle (8) is also fixedly connected to the lower end of the connecting rod (3), a pressing handle (5) is fixedly connected to one end, far away from the handle (8), of the moving rod (4), spring seats (7) are fixedly connected to one side, opposite to the pressing handle (5), of the handle (8), and a spring (6);

the utility model discloses a tumor resection device, including a cylinder section of thick bamboo (1), cylinder section of thick bamboo (1) lower extreme right side is installed and is used for carrying out the excision component of excision with the tumor, cylinder section of thick bamboo (1) right flank lower extreme fixedly connected with and hollow tube (12) of negative pressure chamber (18) intercommunication, the one end that cylinder section of thick bamboo (1) was kept away from in hollow tube (12) is installed and is used for towed absorption mouth (11), the right-hand member face upper end of cylinder section of thick bamboo (1) still is equipped with the illumination component that.

2. A traction resectoscope for brain tumors as claimed in claim 1 wherein: the excision component includes fixed block (17), fixed block (17) fixed connection is on a cylinder section of thick bamboo (1) lower extreme right side, sliding tray (21) have been seted up in fixed block (17), be equipped with slidable sliding plate (20) in sliding tray (21), bearing frame (16), two are all installed to sliding plate (20) lower terminal surface both sides round hole (22), two all seted up on bearing frame (16) round hole (22) are installed in the round hole (22) and are used for cutting off the tumour cutting device.

3. A traction resectoscope for brain tumors as claimed in claim 2, wherein: cutting device is including linking cutter arbor (14), link cutter arbor (14) and rotate to be connected in two round holes (22), link cutter arbor (14) and keep away from the one end of round hole (22) and install excision sword (13), link the position that cutter arbor (14) are located between two bearing frames (16) and install and be used for rotating commentaries on classics handle (15) that link cutter arbor (14).

4. A traction resectoscope for brain tumors as claimed in claim 1 wherein: the lighting component comprises a metal hose (9), the metal hose (9) is fixedly connected to the upper end of the right end face of the cylindrical barrel (1), and a lighting lamp holder (10) is installed at a position, far away from the cylindrical barrel (1), of the metal hose (9).

5. The traction resectoscope for brain tumors according to claim 4, wherein: and the cylindrical barrel (1) is also provided with a storage battery for providing electricity for the lighting lamp cap (10).

6. A traction resectoscope for brain tumors as claimed in claim 1 wherein: the grip (8) is wrapped with an anti-slip sleeve made of rubber.