CN214804957U - Knee joint medial compartment retractor - Google Patents
Knee joint medial compartment retractor Download PDFInfo
- Publication number
- CN214804957U CN214804957U CN202120079044.3U CN202120079044U CN214804957U CN 214804957 U CN214804957 U CN 214804957U CN 202120079044 U CN202120079044 U CN 202120079044U CN 214804957 U CN214804957 U CN 214804957U
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- Prior art keywords
- plate
- retracting
- retractor
- fixing
- pair
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- 210000000629 knee joint Anatomy 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 210000003127 knee Anatomy 0.000 claims description 6
- 210000002414 leg Anatomy 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
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- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The utility model discloses a knee joint inner compartment retractor, which comprises a fixing mechanism and a pair of retracting mechanisms, wherein the retracting mechanisms are symmetrically arranged and detachably connected on the fixing mechanism; the retracting mechanism comprises a support assembly and at least one pair of retracting assemblies, the support assembly comprises a horizontally arranged support plate, the retracting assemblies are connected with the support plate, and the retracting assemblies can do horizontal reciprocating motion along the length direction of the support plate. The utility model provides high stability, accuracy and the efficiency of operation, convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the retractor, concretely relates to knee joint inboard compartment retractor.
Background
The retractor is also called a draw hook, is used for retracting tissues, exposes the range needing an operation, is convenient to explore and operate, and can be divided into a handheld draw hook and an automatic draw hook. The retractor has various specifications of different shapes and sizes, and can be selected according to the operation requirement. At present, when the knee joint operation is clinically carried out, a relatively stable and efficient retractor device does not exist, and the working efficiency of an operator is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a knee joint medial compartment retractor to solve the technical problem.
The utility model provides a following technical scheme: a knee joint medial compartment retractor comprises a fixing mechanism and a pair of retracting mechanisms, wherein the retracting mechanisms are symmetrically arranged and detachably connected to the fixing mechanism; the retracting mechanism comprises a support assembly and at least one pair of retracting assemblies, the support assembly comprises a horizontally arranged support plate, the retracting assemblies are connected with the support plate, and the retracting assemblies can do horizontal reciprocating motion along the length direction of the support plate;
the retractor component comprises a horizontally arranged sliding plate, the bottom surface of the sliding plate is connected with an L-shaped clamping plate, the L-shaped clamping plate and the sliding plate form a clamping space matched with the supporting plate, the sliding plate is vertical to the supporting plate, the surface end part of the sliding plate is vertically provided with a fixed plate, the front part of the fixed plate is vertically provided with a movable plate, the movable plate can horizontally reciprocate along the length direction of the sliding plate, the movable plate can be close to or far away from the fixed plate relatively, the front wall of the movable plate is provided with a horizontally arranged connecting plate, and the end part of the connecting plate is provided with a hook piece.
As a further description of the above scheme:
the retracting mechanism is connected with the fixing mechanism through a supporting component, the supporting component comprises a pair of vertical rods which are vertically arranged, a height adjusting rod is correspondingly sleeved in each vertical rod, and the supporting plate is connected between the tops of the height adjusting rods; the top surface of the supporting plate extends out of a guide plate which is arranged along the length direction of the supporting plate.
As a further description of the above scheme:
the bottom surface of the sliding plate is embedded with a groove, and the groove is matched with the guide plate on the supporting plate.
As a further description of the above scheme:
the two sides of the surface of the sliding plate are provided with a pair of guide rails, the bottom surface of the movable plate is embedded with a sliding groove matched with the guide rails, and the end parts of the guide rails extend to the front wall of the fixed plate.
As a further description of the above scheme:
a spring is connected between the movable plate and the fixed plate, connecting holes are formed in the movable plate and the fixed plate, and adjusting screws penetrate through the connecting holes and are in threaded connection with the connecting holes.
As a further description of the above scheme:
the fixing mechanism comprises a first fixing component and a second fixing component which are identical in structure, and a pair of distance adjusting rods are connected between the first fixing component and the second fixing component.
The beneficial effects of the utility model are specifically as follows:
the knee joint inner side compartment retractor can be used for knee joint operation, and when in use, firstly, the fixing mechanism is connected and fixed with the leg of a patient; then, mounting a pair of retracting mechanisms on the fixing mechanism, setting the distance between the supporting components of the retracting mechanisms according to the size of the operation wound, and setting the positions of the retracting components on the supporting plates; finally, the position of the movable plate is adjusted to indirectly fine adjust the tension of the hook piece, so that the stability, the accuracy and the efficiency of the operation are improved, and the operation is convenient to use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of an embodiment of a medial compartment knee retractor;
FIG. 2 is an enlarged partial schematic view of FIG. 1;
FIG. 3 is another enlarged partial schematic view of FIG. 1;
fig. 4 is a schematic perspective view of a retraction assembly according to an embodiment;
FIG. 5 is a perspective view of the fixing mechanism in the embodiment;
FIG. 6 is an enlarged partial schematic view of FIG. 5;
labeled as: 1, a fixing mechanism; 11. a first fixed component; 111. a transverse plate; 112. a limiting plate; 113. binding bands; 12. a second fixed component; 13. a spacing adjustment rod; 2. a retracting mechanism; 21. a support assembly; 211. erecting a rod; 2111. a wing plate; 212. a height adjustment lever; 213. a support plate; 214. a guide plate; 22. a retraction assembly; 221. a sliding plate; 222. an L-shaped clamping plate; 223. a connecting plate; 224. a hook sheet; 225. a fixing plate; 226. a movable plate; 227. a guide rail; 228. adjusting the screw rod.
Detailed Description
The present invention will be further described with reference to the following specific examples. These examples are provided only for illustrating the present invention and are not intended to limit the scope of the present invention. The structural features of the present invention will now be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the present embodiment provides a knee joint medial compartment retractor, which includes a fixing mechanism 1 and a pair of retracting mechanisms 2, wherein the retracting mechanisms 2 are symmetrically disposed and detachably connected to the fixing mechanism 1. The retracting mechanism 2 comprises a support assembly 21 and at least one pair of retracting assemblies 22, and the retracting mechanism 2 is connected with the fixing mechanism 1 through the support assembly 21.
Referring to fig. 3, the structure of the supporting component 21 is specifically: including a pair of pole setting 211 of vertical setting, the corresponding cover in pole setting 211 is equipped with height adjusting rod 212, and height adjusting rod 212 can do the up-and-down motion and inject certain height in pole setting 211 (height adjusting rod 212 and pole setting 211's regulation mode is the common technique among the prior art and therefore does not do not need here to be described for more details), is connected with a backup pad 213 between height adjusting rod 212, and the top surface of backup pad 213 extends guide plate 214, and guide plate 214 sets up along backup pad 213 length direction. Referring to fig. 2, the retraction assembly 22 is coupled to the support plate 213 such that the retraction assembly 22 is horizontally reciprocable along the length of the support plate 213 via the guide rail 214.
Referring to fig. 4, the retracting assembly 22 is specifically configured as: the sliding plate comprises a sliding plate 221 which is horizontally arranged, a groove is embedded in the bottom surface of the sliding plate 221 and is matched with a guide plate 214 on a supporting plate 213, an L-shaped clamping plate 222 is connected to the bottom surface of the sliding plate 221, the L-shaped clamping plate 222 and the sliding plate 221 form a clamping space matched with the supporting plate 213, the horizontal section of the L-shaped clamping plate 222 is contacted with the bottom surface of the supporting plate 213, and the sliding plate 221 can horizontally reciprocate along the length direction of the supporting plate 213. In this embodiment, it is preferable that corresponding positioning holes are formed in the horizontal section of the L-shaped clamping plate 222 and the bottom surface of the supporting plate 213, positioning bolts are disposed in the positioning holes, and after the sliding plate 221 slides to a certain position, the relative positions of the sliding plate 221 and the supporting plate 213 can be fixed by the cooperation of the positioning bolts and the positioning holes.
Further, referring to fig. 4, the sliding plate 221 is perpendicular to the supporting plate 213, a fixed plate 225 is vertically disposed at an end of a surface of the sliding plate 221, a movable plate 226 is vertically disposed in front of the fixed plate 225, the movable plate 226 can horizontally reciprocate along a length direction of the sliding plate 221, the movable plate 226 can move closer to or away from the fixed plate 225, a horizontally disposed connecting plate 223 is disposed on a front wall of the movable plate 226, and a hook 224 is disposed at an end of the connecting plate 223.
Further, referring to fig. 4, the movable plate 226 can reciprocate horizontally along the length direction of the sliding plate 221 in the following manner: a pair of guide rails 227 are arranged on two sides of the surface of the sliding plate 221, a sliding groove matched with the guide rails 227 is embedded in the bottom surface of the movable plate 226, and the end parts of the guide rails 227 extend to the front wall of the fixed plate 225; the movable plate 226 can move toward or away from the fixed plate 225 by: a spring is connected between the movable plate 226 and the fixed plate 225, a connecting hole is formed on the movable plate 226 and the fixed plate 225, an adjusting screw 228 is connected in the connecting hole in a penetrating and threaded manner, and the movable plate 226 can move towards or away from the fixed plate 225 when the adjusting screw 228 is rotated.
The knee joint medial compartment retractor can be used for knee joint surgery, and when in use, firstly, the fixing mechanism 1 is connected and fixed with the leg of a patient; then, the pair of retracting mechanisms 2 are mounted to the fixing mechanism 1, the spacing between the support members 21 of the retracting mechanisms 2 is set according to the size of the operation wound, and the positions of the retracting members 22 on the support plates 213 are set; finally, the tension of the hook sheet 224 is indirectly adjusted by adjusting the position of the movable plate 226, so that the stability, the accuracy and the efficiency of the operation are improved, and the operation is convenient to use.
Referring to fig. 5, in the present embodiment, the structure of the fixing mechanism 1 is specifically: the device comprises a first fixing component 11 and a second fixing component 12 which are identical in structure, a pair of distance adjusting rods 13 are connected between the first fixing component 11 and the second fixing component 12, and the distance between the first fixing component 11 and the second fixing component 12 can be adjusted through the distance adjusting rods 13.
Referring to fig. 6, the first fixing component 11 and the second fixing component 12 are specifically configured as follows: including a diaphragm 111 that sets up with backup pad 213 parallel, diaphragm 111 both ends are equipped with the hole groove that suits with interval adjustment pole 13, and interval adjustment pole 13 both ends pass the hole groove, all is equipped with the locating hole on hole groove and the interval adjustment pole 13, and interval adjustment pole 13 passes through locating hole and positioning bolt's cooperation and is connected with diaphragm 111 detachable, and the locating hole evenly is equipped with a plurality of on interval adjustment pole 13 to this interval between realizing first fixed subassembly 11 and the second fixed subassembly 12 is adjustable.
Further, diaphragm 111 top is equipped with a pair of limiting plate 112, is connected with bandage 113 between the limiting plate 112, and the aforesaid is connected fixed concrete mode with fixed establishment 1 and patient's shank and is: the first and second fixing members 11 and 12 are respectively fixed to the leg of the patient by the straps 113 so that the knee joint of the patient is positioned between the two straps, and in addition, the distance between the two straps can be adjusted according to the actual situation.
Referring to fig. 3, in this embodiment, the supporting component 21 further includes a wing plate 2111 disposed on the bottom surface of the vertical rod 211, the wing plate 2111 is horizontally disposed, the wing plate 2111 is provided with a connecting hole, and the wing plate 2111 is detachably connected to the distance adjusting rod 13 through the matching of the connecting hole and the bolt, that is, the retractor of this embodiment can indirectly adjust the relative distance between the retracting mechanisms 2 through the matching of the positioning hole on the distance adjusting rod 13, the connecting hole of the wing plate 2111 and the bolt, and is more flexible and practical.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. A knee joint medial compartment retractor is characterized by comprising a fixing mechanism (1) and a pair of retracting mechanisms (2), wherein the retracting mechanisms (2) are symmetrically arranged and detachably connected to the fixing mechanism (1); the retracting mechanism (2) comprises a support assembly (21) and at least one pair of retracting assemblies (22), the support assembly (21) comprises a support plate (213) which is horizontally arranged, the retracting assemblies (22) are connected with the support plate (213), and the retracting assemblies (22) can horizontally reciprocate along the length direction of the support plate (213);
the retracting component (22) comprises a horizontally arranged sliding plate (221), the bottom surface of the sliding plate (221) is connected with an L-shaped clamping plate (222), the L-shaped clamping plate (222) and the sliding plate (221) form a clamping space matched with the supporting plate (213), the sliding plate (221) is perpendicular to the supporting plate (213), a fixing plate (225) is vertically arranged at the end part of the surface of the sliding plate (221), a movable plate (226) is vertically arranged in front of the fixing plate (225), the movable plate (226) can horizontally reciprocate along the length direction of the sliding plate (221), the movable plate (226) can move close to or far away from the fixing plate (225) relatively, a horizontally arranged connecting plate (223) is arranged on the front wall of the movable plate (226), and a hook piece (224) is arranged at the end part of the connecting plate (223).
2. The medial knee compartment retractor of claim 1, wherein: the retracting mechanism (2) is connected with the fixing mechanism (1) through a supporting component (21), the supporting component (21) comprises a pair of vertical rods (211) which are vertically arranged, a height adjusting rod (212) is correspondingly sleeved in each vertical rod (211), and a supporting plate (213) is connected between the tops of the height adjusting rods (212); a guide plate (214) extends from the top surface of the support plate (213), and the guide plate (214) is arranged along the length direction of the support plate (213).
3. The medial knee compartment retractor of claim 2, wherein: the bottom surface of the sliding plate (221) is embedded with a groove which is adapted to the guide plate (214) on the supporting plate (213).
4. The medial knee compartment retractor of claim 1, wherein: a pair of guide rails (227) are arranged on two sides of the surface of the sliding plate (221), sliding grooves matched with the guide rails (227) are embedded in the bottom surface of the movable plate (226), and the end parts of the guide rails (227) extend to the front wall of the fixed plate (225).
5. The medial knee compartment retractor of claim 4, wherein: a spring is connected between the movable plate (226) and the fixed plate (225), connecting holes are formed in the movable plate (226) and the fixed plate (225), and adjusting screws (228) penetrate through the connecting holes in a threaded connection mode.
6. The medial knee compartment retractor of claim 5, wherein: the fixing mechanism (1) comprises a first fixing component (11) and a second fixing component (12) which are identical in structure, and a pair of distance adjusting rods (13) are connected between the first fixing component (11) and the second fixing component (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120079044.3U CN214804957U (en) | 2021-01-13 | 2021-01-13 | Knee joint medial compartment retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120079044.3U CN214804957U (en) | 2021-01-13 | 2021-01-13 | Knee joint medial compartment retractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214804957U true CN214804957U (en) | 2021-11-23 |
Family
ID=78882488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120079044.3U Expired - Fee Related CN214804957U (en) | 2021-01-13 | 2021-01-13 | Knee joint medial compartment retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214804957U (en) |
-
2021
- 2021-01-13 CN CN202120079044.3U patent/CN214804957U/en not_active Expired - Fee Related
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Legal Events
| 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: 20211123 |