CN109875618B - Lumbar vertebra three-way minimally invasive retractor - Google Patents
Lumbar vertebra three-way minimally invasive retractor Download PDFInfo
- Publication number
- CN109875618B CN109875618B CN201910210920.9A CN201910210920A CN109875618B CN 109875618 B CN109875618 B CN 109875618B CN 201910210920 A CN201910210920 A CN 201910210920A CN 109875618 B CN109875618 B CN 109875618B
- Authority
- CN
- China
- Prior art keywords
- way
- cylinder
- rod
- welded
- control device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Surgical Instruments (AREA)
Abstract
The invention belongs to the technical field of medical instruments, and discloses a lumbar three-way minimally invasive retractor which is provided with a fixed disk, wherein a connecting rod is horizontally welded in the fixed disk, and a rotating rod is sleeved in the connecting rod; a fixed seat is welded at the front end of the rotating rod, and a three-way towing hook is fixedly arranged on the fixed seat through a bolt; the sliding plate is sleeved on the rotating rod at the rear end of the fixed seat, the second adjusting rod is welded on the sliding plate, and the first adjusting rod is welded at the tail end of the rotating rod. Compared with the traditional opposite drag hook, the three-way drag hook has the advantages that the traction force in three directions is average, the bleeding amount of a wound is reduced, the work of a doctor is facilitated, the postoperative recovery time of a patient is shortened, the three-way drag hook can be adjusted in a sliding mode, the position of the three-way drag hook can be adjusted conveniently according to different parts of different patients, and the operation of the doctor is facilitated.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a lumbar three-way minimally invasive retractor.
Background
The prior art commonly used in the industry is now such,
the retractor is also called a retractor body, is used for retracting tissues, exposing an operation field, is convenient to explore and operate, and can be divided into a handheld retractor body and an automatic retractor body. The retractor body has various specifications of different shapes and sizes, and can be selected according to the operation requirement. Thyroid gland draws jun also called the right angle drag hook body, is the flat hook form, is often used for thyroid gland position tractive and exposes, also is often used for other operations, can draw skin, subcutaneous tissue, muscle and manadesma etc.. The S-shaped drag hook body is also called a curved hook, is an S-shaped abdominal deep drag hook body used for the deep operation of the pleuroperitoneal cavity and has the characteristics of large, medium, small, wide and narrow. The automatic retractor body is a self-fixing retractor, also called a self-holding retractor body, such as a two-blade type or three-blade type automatic retractor, and can be used for operations of abdominal cavity, thoracic cavity, pelvic cavity, waist, craniocerebral and other parts. The existing lumbar retractor generally pulls open the opposite retractor body in a way that the range of two sides of the incision is possibly expanded, so that the amount of bleeding is increased, and the operation is not facilitated.
In summary, the problems of the prior art are as follows: the existing lumbar retractor generally pulls open the opposite retractor body in a way that the range of two sides of the incision is possibly expanded, so that the amount of bleeding is increased, and the operation is not facilitated.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a lumbar three-way minimally invasive retractor.
The lumbar three-way minimally invasive retractor is characterized in that the lumbar three-way minimally invasive retractor is provided with a fixed disc, a connecting rod is horizontally welded in the fixed disc, and a rotating rod is sleeved in the connecting rod;
a fixed seat is welded at the front end of the rotating rod, and a three-way towing hook is fixedly arranged on the fixed seat through a bolt; the sliding plate is sleeved on the rotating rod at the rear end of the fixed seat, the second adjusting rod is welded on the sliding plate, and the first adjusting rod is welded at the tail end of the rotating rod.
Further, the lower extreme welding of fixed disk has the telescopic link, the lower extreme cartridge of telescopic link is on the cylinder, the outside cover of cylinder is equipped with the bracing piece, the lower extreme welding of bracing piece has the base.
Further, the telescopic link sets up with the axle center with the bracing piece, the surface of telescopic link is provided with the scale.
Furthermore, the three-way traction hook is evenly arranged along the circumferential direction of the fixed seat, one end of the three-way traction hook extends out of the fixed seat, and the three-way traction hook is connected with the adjusting piece.
Furthermore, the adjusting part comprises a sliding plate fixedly connected to one end, extending out of the fixed seat, of the three-way towing hook, and the sliding plate is movably installed on the rotating rod.
Further, the control method of the cylinder includes the steps of:
step A: inputting an enable input signal to the cylinder action control device;
and B: an operation signal is input to a cylinder operation control device, and an operation valve in the cylinder operation control device is operated according to the operation
The actuating signal is a direct output point signal of an actuating valve of the control cylinder in the cylinder actuating control device;
and C: when the air cylinder acts, the air cylinder action control device judges whether the action time signal is equal to an action time set value or not according to the action time signal; if not, continuing to execute the step B and the step C; if the value is equal to the set value, executing the step D;
step D: inputting an action position signal to the cylinder action control device;
step E: the cylinder action control device outputs a state signal according to the action position signal.
The invention has the advantages and positive effects that: compared with the traditional opposite drag hook, the three-way drag hook has the advantages that traction force in three directions is average, bleeding amount of a wound is reduced, operation of a doctor is facilitated, postoperative recovery time of a patient is shortened, the three-way drag hook can be adjusted in a sliding mode, the position of the three-way drag hook can be adjusted conveniently for different parts of different patients, the operation of the doctor is facilitated, the telescopic structure is arranged on the base, the height of the whole device is adjusted conveniently, operation adjustment for different lumbar vertebra parts is facilitated, the three-way drag hook can be adjusted in a rotating mode, and the three-way minimally invasive drag hook can be stored conveniently for use in lumbar vertebra three-way minimally invasive retraction.
Drawings
Figure 1 is a schematic structural view of a lumbar three-way minimally invasive retractor provided by an embodiment of the invention;
figure 2 is a schematic cross-sectional view of a lumbar three-way minimally invasive retractor provided by an embodiment of the invention
In the figure: 1. a base; 2. a support bar; 3. fixing the disc; 4. rotating the rod; 5. a three-way towing hook; 6. a telescopic rod; 7. a cylinder; 8. a connecting rod; 9. a first adjusting lever; 10. a fixed seat; 11. a sliding plate; 12. a second adjustment lever.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
Lumbar vertebrae three-dimensional minimal access retractor includes base 1, bracing piece 2, fixed disk 3, dwang 4, three-dimensional towing hook 5, telescopic link 6, cylinder 7, connecting rod 8, first regulation pole 9, fixing base 10, sliding plate 11, second regulation pole 12, 1 upper portion welded connection of base has bracing piece 2, the scalable regulation of bracing piece 2, welded connection has fixed disk 3 on the bracing piece 2, and dwang 4 is worn to be equipped with in the middle part of the fixed disk 3, dwang 4 one end fixedly connected with three-dimensional towing hook 5, three-dimensional towing hook 5 slidable regulation.
The utility model discloses a support rod, including 2 parts of bracing piece, telescopic link 6, bracing piece 2, the inside fixedly connected with cylinder 7 of bracing piece, the cylinder 7 output is contradicted with 6 bottoms of telescopic link. Welded connection has connecting rod 8 in the fixed disk 3, connecting rod 8 runs through dwang 4, and fixed disk 3 all stretches out at 4 both ends of dwang. One end of the rotating rod 4 is connected with a first adjusting rod 9 in a welding mode, and the other end of the rotating rod is fixedly sleeved with a fixed seat 10. The fixing base 10 is internally provided with a three-way traction hook 5 in a penetrating mode, the three-way traction hook 5 is evenly arranged along the circumferential direction of the fixing base 10, one end of the three-way traction hook 5 extends out of the fixing base 10, and the three-way traction hook 5 is connected with an adjusting piece. The regulating part comprises a sliding plate 11 fixedly connected to one end, extending out of the fixed seat, of the three-way towing hook 5, the sliding plate 11 is connected to the rotating rod 8 in a sliding mode, and a second regulating rod 12 is connected to one side, departing from the three-way towing hook 5, of the sliding plate 11 in a welding mode.
The control method of the cylinder comprises the following steps:
step A: inputting an enable input signal to the cylinder action control device;
and B: an operation signal is input to a cylinder operation control device, and an operation valve in the cylinder operation control device is operated according to the operation
The actuating signal is a direct output point signal of an actuating valve of the control cylinder in the cylinder actuating control device;
and C: when the air cylinder acts, the air cylinder action control device judges whether the action time signal is equal to an action time set value or not according to the action time signal; if not, continuing to execute the step B and the step C; if the value is equal to the set value, executing the step D;
step D: inputting an action position signal to the cylinder action control device;
step E: the cylinder action control device outputs a state signal according to the action position signal.
The working principle of the invention is as follows: according to the invention, the air cylinder 7 is opened, the telescopic rod 6 is lifted or lowered to a reasonable operation position, the three-way traction hook 5 is adjusted to a reasonable position through the first adjusting rod 9 by the rotating rod 4, and meanwhile, the sliding plate 11 is adjusted through the second adjusting rod 12 to push the three-way traction hook 5 to the operation position of a patient, so that the wound is pulled open for operation.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (3)
1. The lumbar three-way minimally invasive retractor is characterized by being provided with a fixed disc, a connecting rod is horizontally welded in the fixed disc, and a rotating rod is sleeved in the connecting rod;
a fixed seat is welded at the front end of the rotating rod, and a three-way towing hook is fixedly arranged on the fixed seat through a bolt; a sliding plate is sleeved on the rotating rod at the rear end of the fixed seat, a second adjusting rod is welded on the sliding plate, and a first adjusting rod is welded at the tail end of the rotating rod;
the lower end of the fixed disc is welded with a telescopic rod, the lower end of the telescopic rod is inserted into the cylinder, a support rod is sleeved outside the cylinder, and the lower end of the support rod is welded with a base;
the telescopic rod and the supporting rod are coaxially arranged, and a graduated scale is arranged on the surface of the telescopic rod;
the three-way traction hook is evenly arranged along the circumferential direction of the fixed seat, one end of the three-way traction hook extends out of the fixed seat, and the three-way traction hook is connected with the adjusting piece.
2. The lumbar three-way minimally invasive retractor of claim 1, wherein the adjustment member comprises a sliding plate fixedly attached to an end of the three-way hitch extending from the fixed base, the sliding plate being movably mounted on the rotating rod.
3. The lumbar three-way minimally invasive retractor of claim 1, wherein the control method of the air cylinder comprises the steps of:
step A: inputting an enable input signal to the cylinder action control device;
and B: an operation signal is input to a cylinder operation control device, and an operation valve in the cylinder operation control device is operated according to the operation
The actuating signal is a direct output point signal of an actuating valve of the control cylinder in the cylinder actuating control device;
and C: when the air cylinder acts, the air cylinder action control device judges whether the action time signal is equal to an action time set value or not according to the action time signal; if not, continuing to execute the step B and the step C; if the value is equal to the set value, executing the step D;
step D: inputting an action position signal to the cylinder action control device;
step E: the cylinder action control device outputs a state signal according to the action position signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910210920.9A CN109875618B (en) | 2019-03-20 | 2019-03-20 | Lumbar vertebra three-way minimally invasive retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910210920.9A CN109875618B (en) | 2019-03-20 | 2019-03-20 | Lumbar vertebra three-way minimally invasive retractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109875618A CN109875618A (en) | 2019-06-14 |
| CN109875618B true CN109875618B (en) | 2021-12-24 |
Family
ID=66933108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910210920.9A Active CN109875618B (en) | 2019-03-20 | 2019-03-20 | Lumbar vertebra three-way minimally invasive retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109875618B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2008822C1 (en) * | 1988-11-24 | 1994-03-15 | Научно-производственное объединение "Мединструмент" | Device for extension of operative wound |
| CN204863426U (en) * | 2015-07-23 | 2015-12-16 | 李国� | Orthopedics traction rack |
| CN105640598A (en) * | 2016-03-10 | 2016-06-08 | 徐仲阳 | Lumbar three-directional minimally-invasive retractor |
| CN206214133U (en) * | 2016-07-30 | 2017-06-06 | 马文娟 | New medical micro-wound operation hook device |
| CN107939785A (en) * | 2017-11-21 | 2018-04-20 | 中国兵器装备集团自动化研究所 | One kind is used for cylinder method of controlling operation |
| CN108433767A (en) * | 2018-04-27 | 2018-08-24 | 广东知识城运营服务有限公司 | A kind of Medical surgical dilator |
-
2019
- 2019-03-20 CN CN201910210920.9A patent/CN109875618B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2008822C1 (en) * | 1988-11-24 | 1994-03-15 | Научно-производственное объединение "Мединструмент" | Device for extension of operative wound |
| CN204863426U (en) * | 2015-07-23 | 2015-12-16 | 李国� | Orthopedics traction rack |
| CN105640598A (en) * | 2016-03-10 | 2016-06-08 | 徐仲阳 | Lumbar three-directional minimally-invasive retractor |
| CN206214133U (en) * | 2016-07-30 | 2017-06-06 | 马文娟 | New medical micro-wound operation hook device |
| CN107939785A (en) * | 2017-11-21 | 2018-04-20 | 中国兵器装备集团自动化研究所 | One kind is used for cylinder method of controlling operation |
| CN108433767A (en) * | 2018-04-27 | 2018-08-24 | 广东知识城运营服务有限公司 | A kind of Medical surgical dilator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109875618A (en) | 2019-06-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201147359Y (en) | Anterior cervical positor | |
| CN205126323U (en) | Novel drag hook for general surgery department surgery | |
| CN109875618B (en) | Lumbar vertebra three-way minimally invasive retractor | |
| CN201192334Y (en) | Multi-blade speculum for gynaecology | |
| CN2887247Y (en) | Automatic retractor for vaginal examination | |
| CN209074721U (en) | A kind of novel combined type art mouth retractor | |
| CN201631261U (en) | Artificial hip joint replacement retracting exposing positioner | |
| CN101810495B (en) | Artificial hip joint replacing-retracting-exposing positioner | |
| CN202821804U (en) | Lacrimal gland retractor for ophthalmologic surgery | |
| CN208659430U (en) | Anterior cervical vertebrae soft tissue turns to dentation drag hook | |
| CN211409190U (en) | Operation table with integrated draw hook | |
| CN2223972Y (en) | Multi-function adjustable abdomen-cut-open device | |
| CN209360766U (en) | A kind of abdominal cavity retractor | |
| CN205019101U (en) | Drag hook for cesarean deliery | |
| CN209136724U (en) | Direction-adjustable ankle-joint tractor | |
| CN208481394U (en) | Liver-and-gall surgery drag hook and Medical Devices | |
| CN201542666U (en) | Pelvic retractor with adjustable width | |
| CN201320195Y (en) | Operation drawing hook for general surgery department | |
| CN207101450U (en) | A kind of adjustable care bed uprisal device | |
| CN209091466U (en) | A kind of Multifunctional surgical expander | |
| CN214907455U (en) | Lumbar vertebra three-way minimally invasive retractor | |
| CN211883904U (en) | Drag hook for gynecological operation | |
| CN201664392U (en) | Shoulder fixing device for gynaecology laparoscope operation | |
| CN110151235A (en) | Operation on pelvis special-purpose multifunctional retractor | |
| CN209644969U (en) | Gynecological surgery drag hook |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |