CN210871904U - Traction resectoscope for tumor - Google Patents
Traction resectoscope for tumor Download PDFInfo
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- CN210871904U CN210871904U CN201921131596.3U CN201921131596U CN210871904U CN 210871904 U CN210871904 U CN 210871904U CN 201921131596 U CN201921131596 U CN 201921131596U CN 210871904 U CN210871904 U CN 210871904U
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Abstract
The utility model provides a tumor traction resectoscope, which comprises a base, a bearing and a second fastening screw; the middle part of the left side of the top end face of the base is welded with a round pipe, and the outer peripheral face of the left side of the top end of the round pipe is provided with a first cylindrical protrusion. Medical personnel start the negative pressure aspirator, wide-mouth cover part position forms the negative pressure, thereby adsorb the tumour, at this moment medical personnel pass through handle rotating disc, thereby it together rotates to drive the lead screw, screw-nut, the rotary motion with the lead screw converts the linear motion of connecting rod into, and then the connecting rod drives the sleeve pipe motion, thereby realize the traction to the tumour, and be convenient for control because of the lead screw rotation rate, and then avoid the connecting rod to appear the condition that speed suddenly is neglected slowly in the motion process, with this it pulls simple structure to have solved original brain tumour traction exsector negative pressure, the tumour condition of breaking appears suddenly greatly because of the pull dynamics easily at the pull in-process, the problem of operation risk has been increased.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, more specifically say, in particular to tumour pulls excising device.
Background
At present, in a brain tumor resection operation, a brain tumor needs to be separated from surrounding normal tissues first, and then the brain tumor resection operation needs to be carried out. In medical practice, brain tumors are usually separated from surrounding normal tissues by traction.
In the prior art, the brain tumor traction resectoscope still has a plurality of defects, the negative pressure traction structure is simple, the tumor rupture condition is easy to occur due to the sudden and large pulling force in the pulling process, and the operation risk is increased, so that a novel brain tumor traction resectoscope is urgently needed to solve the problems.
For example, application No.: 201820038448.6 the utility model provides a brain tumor traction resectoscope, which comprises a crank, a rotary table, a ball nut pair, a screw rod, a fixed block, a metal shaping hose, a lamp tube, a groove, a glass sheet and a LED lamp bead, wherein the fixed block is fixed in front of the annular side surface of the cylinder body, the left end of the screw rod is assembled at the right end surface of the fixed block, the right end of the screw rod is assembled with the rotary table, the crank is installed at the right end surface of the rotary table, the ball nut pair is assembled at the annular side surface of the screw rod, the design realizes the purpose of controlling the traction force, the metal shaping hose is installed at the upper side of the annular side surface of the cylinder body, the lamp tube is assembled at the left end of the metal shaping hose, the groove is arranged at the middle position of the left end surface of the lamp tube, the LED lamp bead is assembled in the groove, the operation is simple, the traction force is controllable, and the auxiliary lighting function is realized.
Based on the search of the above patent and the discovery of the devices in the prior art, the brain tumor traction resectoscope designed by the above patent has the following defects in practical use: it has the defect when using, and at first cylinder 4 position is unset, and it does not carry out the fixed explanation to cylinder 4, if cylinder 4 is handheld mode, it is when pulling the tumour, catches the hand of holding cylinder 4 and must take place to rock at long-time operation in-process, leads to cylinder 4 to take place or the front and back, or the removal of left and right sides, very easily appears the tumour condition of breaking because of removing, has the operation risk.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a tumor traction resectoscope is provided in order to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a resectoscope is pull to tumour to solve present above-mentioned patent it and not fix the explanation to the cylinder, if the cylinder is handheld mode, it is when pulling the tumour, catches the hand of holding the cylinder and must take place to rock at long-time operation in-process, leads to the cylinder to take place or around, or the removal about, very easily because of the removal the tumour condition of breaking appears, has the problem of operation risk.
The purpose and the efficacy of the tumor traction resectoscope of the utility model are achieved by the following specific technical means:
a tumor traction resectoscope comprises a base, a universal wheel, a negative pressure aspirator, a negative pressure hose, a round pipe, a first cylindrical protrusion, a first threaded through hole, a first fastening screw, a cylinder, a block-shaped protrusion, a round rod, a round ball, a first round through hole, a second round through hole, a wide mouth mask, a telescopic round rod, a second cylindrical protrusion, a second threaded through hole, a spherical groove, a sleeve, a lead screw nut, a connecting rod, a disc, a handle, a bearing and a second fastening screw;
the middle part of the left side of the top end face of the base is welded with the round pipe, and the outer peripheral surface of the left side of the top end of the round pipe is provided with a first cylindrical bulge; a first threaded through hole communicated with the inner end surface of the circular tube is formed in the axis position of the first cylindrical protrusion, and a first fastening screw is connected with the first threaded through hole in an internal thread manner; the inner end of the round pipe is connected with the telescopic round rod in a sliding manner, and the length of the telescopic round rod is consistent with that of the round pipe; the axis part of the top end surface of the telescopic round rod is provided with one spherical groove, and the peripheral surface of the top end of the telescopic round rod is provided with four second cylindrical bulges in an annular array relative to the central part of the spherical groove; second threaded through holes communicated with the inner end face of the spherical groove are formed in the axis center parts of the second cylindrical protrusions, and one second fastening screw is connected in each second threaded through hole in a threaded mode; the cylinder is arranged above the top end of the telescopic round rod, and the bottom of the middle part of the peripheral surface of the cylinder is welded with the round ball through the round rod; the ball is rotatably connected in the spherical groove; the second circular through hole is formed in the axis of the cylinder, and one sleeve is connected in the second circular through hole in a sliding mode.
Furthermore, the right end of the front side of the outer peripheral surface of the cylinder is provided with the block-shaped bulge, and the middle part of the right end surface of the block-shaped bulge is provided with the first circular through hole.
Furthermore, the inner end of the first circular through hole is rotatably connected with the tail end of the screw rod through one bearing.
Furthermore, the peripheral surface of the screw rod nut matched with the screw rod is connected with the right end of the front side of the peripheral surface of the sleeve in a welding mode through one connecting rod.
Furthermore, the disc is welded at the axle center of the front end face of the screw rod, and a handle is welded on the right end face of the disc.
Furthermore, a negative pressure suction device is installed on the right side of the top end face of the base, and the head end of a negative pressure hose connected to the negative pressure suction device is fixedly sleeved at the inner end of the sleeve.
Furthermore, the head end of the sleeve is connected with a wide mouth cover, and the wide mouth cover is in contact with the open end on the left side of the sleeve.
Furthermore, all install a universal wheel that has brake mechanism at edge contained angle position all around of base bottom surface.
Compared with the prior art, the utility model discloses following beneficial effect has:
when the utility model is used, medical staff firstly pushes the utility model to the side of an operation bed through the universal wheels, and then starts the brake mechanism on the universal wheels to limit the inconvenience of keeping the position of the utility model; then, medical personnel can unscrew the first fastening screw through a tool to enable the telescopic round rod to move up and down along the round pipe so as to adjust the position of the top end of the telescopic round rod, and after the adjustment is finished, the first fastening screw is screwed through the tool to enable the first fastening screw to be attached to the outer peripheral surface of the telescopic round rod, so that the telescopic round rod is limited to enable the current position of the telescopic round rod to be inconvenient; before the tumor is dragged, medical staff can rotate the cylinder at will through the cooperation of the spherical ball and the universal ball of the spherical groove, so that the wide-mouth cover is aligned to the position close to the tumor, and then the four second fastening screws can be tightly screwed through a tool, so that the second fastening screws are tightly attached to the peripheral surface of the spherical ball, the spherical ball is limited, and the current position of the cylinder is inconvenient to keep; medical personnel start the negative pressure aspirator, wide-mouth cover part position forms the negative pressure, thereby adsorb the tumour, at this moment medical personnel pass through handle rotating disc, thereby it together rotates to drive the lead screw, screw-nut, the rotary motion with the lead screw converts the linear motion of connecting rod into, and then the connecting rod drives the sleeve pipe motion, thereby realize the traction to the tumour, and be convenient for control because of the lead screw rotation rate, and then avoid the connecting rod to appear the condition that speed suddenly is neglected slowly in the motion process, with this it pulls simple structure to have solved original brain tumour traction exsector negative pressure, the tumour condition of breaking appears suddenly greatly because of the pull dynamics easily at the pull in-process, the problem of operation risk has been increased.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic axial view of the present invention.
Fig. 3 is a schematic diagram of a partially enlarged structure at a in fig. 2 according to the present invention.
Fig. 4 is a schematic diagram of a partially enlarged structure at B in fig. 3 according to the present invention.
Fig. 5 is a schematic structural view of the single local state of the top end of the telescopic round bar in fig. 4 of the present invention.
Fig. 6 is a schematic diagram of the structure of the single local state at the top end of the circular tube of the present invention.
Fig. 7 is a schematic view of the cylindrical structure of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a base; 2. a universal wheel; 3. a negative pressure aspirator; 301. a negative pressure hose; 4. a circular tube; 401. a first cylindrical protrusion; 402. a first threaded through hole; 5. a first fastening screw; 6. a cylinder; 601. a block-shaped bulge; 602. a round bar; 603. a ball; 604. a first circular through hole; 605. a second circular through hole; 7. wide mouth mask; 8. a telescopic round bar; 801. a second cylindrical protrusion; 802. a second threaded through hole; 803. a spherical groove; 9. a sleeve; 10. a screw rod; 1001. a feed screw nut; 11. a connecting rod; 12. a disc; 13. a handle; 14. a bearing; 15. a second fastening screw;
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 7:
the utility model provides a tumor traction resectoscope, which comprises a base 1, a universal wheel 2, a negative pressure aspirator 3, a negative pressure hose 301, a round pipe 4, a first cylindrical protrusion 401, a first thread through hole 402, a first fastening screw 5, a cylinder 6, a block-shaped protrusion 601, a round rod 602, a round ball 603, a first round through hole 604, a second round through hole 605, a wide-mouth cover 7, a telescopic round rod 8, a second cylindrical protrusion 801, a second thread through hole 802, a spherical groove 803, a sleeve 9, a lead screw 10, a lead screw nut 1001, a connecting rod 11, a disc 12, a handle 13, a bearing 14 and a second fastening screw 15;
the middle part of the left side of the top end face of the base 1 is welded with the round pipe 4, and the outer peripheral surface of the left side of the top end of the round pipe 4 is provided with a first cylindrical bulge 401; a first threaded through hole 402 communicated with the inner end face of the circular tube 4 is formed in the axis part of the first cylindrical protrusion 401, and a first fastening screw 5 is connected to the first threaded through hole 402 in a threaded manner; the inner end of the circular tube 4 is connected with the telescopic circular rod 8 in a sliding manner, and the length of the telescopic circular rod 8 is consistent with that of the circular tube 4; the axle center part of the top end surface of the telescopic round rod 8 is provided with a spherical groove 803, and the peripheral surface of the top end of the telescopic round rod 8 is provided with four second cylindrical protrusions 801 in an annular array relative to the central part of the spherical groove 803; second threaded through holes 802 communicated with the inner end surface of the spherical groove 803 are formed in the axis parts of the second cylindrical protrusions 801, and one second fastening screw 15 is in threaded connection with each second threaded through hole 802; the cylinder 6 is arranged above the top end of the telescopic round rod 8, and the bottom of the middle part of the outer peripheral surface of the cylinder 6 is welded with the round ball 603 through the round rod 602; the ball 603 is rotatably connected in the spherical groove 803; the second circular through hole 605 is formed in the axis of the cylinder 6, and the sleeve 9 is slidably connected to the second circular through hole 605.
As shown in fig. 7, the front right end of the outer peripheral surface of the cylinder 6 is provided with the block-shaped protrusion 601, and the middle part of the right end surface of the block-shaped protrusion 601 is provided with the first circular through hole 604.
As shown in fig. 4, the inner end of the first circular through hole 604 is rotatably connected to the tail end of the screw rod 10 through one of the bearings 14.
As shown in fig. 3, the outer peripheral surface of the lead screw nut 1001 engaged with the lead screw 10 is connected to the front right end of the outer peripheral surface of the sleeve 9 by welding via one connecting rod 11.
As shown in fig. 3, the disk 12 is welded to the axis of the front end face of the lead screw 10, the handle 13 is welded to the right end face of the disk 12, the medical worker rotates the disk 12 through the handle 13 to drive the lead screw 10 to rotate together, the lead screw nut 1001 converts the rotary motion of the lead screw 10 into the linear motion of the connecting rod 11, and then the connecting rod 11 drives the sleeve 9 to move, so that the tumor is dragged.
As shown in fig. 1, a negative pressure suction unit 3 is installed at a right side portion of a top end surface of the base 1, and a head end portion of a negative pressure hose 301 connected to the negative pressure suction unit 3 is fixedly sleeved at an inner end of the sleeve 9.
Wherein, as shown in figure 3, sleeve pipe 9 head end is connected with wide-mouth cover 7, and wide-mouth cover 7 contacts with sleeve pipe 9 left side open end, and before pulling the tumour, medical personnel accessible ball 603 cooperates with the universal ball of ball-type recess 803, can rotate cylinder 6 wantonly for wide-mouth cover 7 aims at and is close to tumour department, and medical personnel start negative pressure aspirator 3, and wide-mouth cover 7 position forms the negative pressure, thereby adsorbs the tumour.
Wherein, as shown in figure 1, a universal wheel 2 that has brake mechanism is all installed at base 1 bottom face edge contained angle position everywhere, when using, medical personnel at first will through universal wheel 2 the utility model discloses push away to the operation bed by, then start the brake mechanism on the universal wheel 2, with the restriction the utility model discloses the position keeps inconvenient.
The specific use mode and function of the embodiment are as follows:
when the utility model is used, medical staff firstly pushes the utility model to the side of an operation bed through the universal wheels 2, and then starts the brake mechanism on the universal wheels 2 to limit the inconvenience of keeping the position of the utility model; then, the medical staff can unscrew the first fastening screw 5 through a tool to enable the telescopic round rod 8 to move up and down along the round pipe 4 so as to adjust the position of the top end of the telescopic round rod 8, and after the adjustment is finished, the first fastening screw 5 is screwed through the tool to enable the first fastening screw 5 to be tightly attached to the outer peripheral surface of the telescopic round rod 8, so that the telescopic round rod 8 is limited to enable the current position of the telescopic round rod 8 to be inconvenient;
before the tumor is dragged, medical staff can rotate the cylinder 6 at will through the cooperation of the round ball 603 and the universal ball of the spherical groove 803, so that the wide mouth mask 7 is aligned to a position close to the tumor, and at the moment, the four second fastening screws 15 can be tightly screwed through a tool, so that the second fastening screws 15 are tightly attached to the outer peripheral surface of the round ball 603, the round ball 603 is limited, and the current position of the cylinder 6 is inconvenient to keep;
medical personnel start negative pressure aspirator 3, wide gauze mask 7 position forms the negative pressure, thereby adsorb the tumour, at this moment medical personnel pass through handle 13 rotating disc 12, thereby it together rotates to drive lead screw 10, screw-nut 1001, convert the rotary motion of lead screw 10 into the linear motion of connecting rod 11, and then connecting rod 11 drives sleeve pipe 9 motion, thereby the realization is to the pulling of tumour, and be convenient for control because of lead screw 10 rotation rate, and then avoid connecting rod 11 to appear the condition that speed suddenly slow in the motion process, thereby it pulls simple structure to have solved original brain tumour traction excider negative pressure, appear the tumour condition of breaking because of the sudden and sudden of pull dynamics easily at the pull in-process, the problem of operation risk has been increased.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A traction resectoscope for tumors, which is characterized in that: the tumor traction resectoscope comprises a base, a universal wheel, a negative pressure aspirator, a negative pressure hose, a round pipe, a first cylindrical protrusion, a first threaded through hole, a first fastening screw, a cylinder, a block-shaped protrusion, a round rod, a round ball, a first round through hole, a second round through hole, a wide mouth mask, a telescopic round rod, a second cylindrical protrusion, a second threaded through hole, a spherical groove, a sleeve, a lead screw nut, a connecting rod, a disc, a handle, a bearing and a second fastening screw;
the middle part of the left side of the top end face of the base is welded with the round pipe, and the outer peripheral surface of the left side of the top end of the round pipe is provided with a first cylindrical bulge; a first threaded through hole communicated with the inner end surface of the circular tube is formed in the axis position of the first cylindrical protrusion, and a first fastening screw is connected with the first threaded through hole in an internal thread manner; the inner end of the round pipe is connected with the telescopic round rod in a sliding manner, and the length of the telescopic round rod is consistent with that of the round pipe; the axis part of the top end surface of the telescopic round rod is provided with one spherical groove, and the peripheral surface of the top end of the telescopic round rod is provided with four second cylindrical bulges in an annular array relative to the central part of the spherical groove; second threaded through holes communicated with the inner end face of the spherical groove are formed in the axis center parts of the second cylindrical protrusions, and one second fastening screw is connected in each second threaded through hole in a threaded mode; the cylinder is arranged above the top end of the telescopic round rod, and the bottom of the middle part of the peripheral surface of the cylinder is welded with the round ball through the round rod; the ball is rotatably connected in the spherical groove; the second circular through hole is formed in the axis of the cylinder, and one sleeve is connected in the second circular through hole in a sliding mode.
2. The tumor traction resector of claim 1 wherein: the right end of the front side of the outer peripheral surface of the cylinder is provided with the block-shaped bulge, and the middle part of the right end surface of the block-shaped bulge is provided with the first circular through hole.
3. The tumor traction resector of claim 1 wherein: the inner end of the first circular through hole is rotatably connected with the tail end of the screw rod through one bearing.
4. The tumor traction resector of claim 1 wherein: the outer peripheral surface of the screw rod nut matched with the screw rod is connected with the right end of the front side of the outer peripheral surface of the sleeve in a welding mode through the connecting rod.
5. The tumor traction resector of claim 1 wherein: the disc is welded to the axle center of the front end face of the screw rod, and the handle is welded to the right end face of the disc.
6. The tumor traction resector of claim 1 wherein: the negative pressure suction device is installed on the right side of the top end face of the base, and the head end of a negative pressure hose connected to the negative pressure suction device is fixedly sleeved at the inner end of the sleeve.
7. The tumor traction resector of claim 1 wherein: the sleeve pipe head end is connected with wide-mouth cover, and wide-mouth cover and sleeve pipe left side open end contact.
8. The tumor traction resector of claim 1 wherein: and the included angle parts of the four edges of the bottom end surface of the base are respectively provided with a universal wheel with a brake mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921131596.3U CN210871904U (en) | 2019-07-18 | 2019-07-18 | Traction resectoscope for tumor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921131596.3U CN210871904U (en) | 2019-07-18 | 2019-07-18 | Traction resectoscope for tumor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210871904U true CN210871904U (en) | 2020-06-30 |
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ID=71329463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921131596.3U Expired - Fee Related CN210871904U (en) | 2019-07-18 | 2019-07-18 | Traction resectoscope for tumor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210871904U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246622A (en) * | 2022-01-13 | 2022-03-29 | 中南大学湘雅医院 | Brain tumor traction resectoscope |
-
2019
- 2019-07-18 CN CN201921131596.3U patent/CN210871904U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114246622A (en) * | 2022-01-13 | 2022-03-29 | 中南大学湘雅医院 | Brain tumor traction resectoscope |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 Termination date: 20210718 |