CN209464021U - Fixation device for endoscope-assistant surgery - Google Patents

Abstract

The utility model belongs to the instrument field that the chamber or pipe of human body are checked with visual or photograph, specifically disclose a kind of fixation device for endoscope-assistant surgery, including isolation cover, fixed part and interconnecting piece, isolation cover one end is connect with fixed part, fixed part is detachably connected with interconnecting piece, and the fixing piece for fixed lens is equipped on the inside of interconnecting piece.The device can be fixed camera lens when medical staff carries out endoscope-assistant surgery, and good fixing effect, the shaking for avoiding camera lens have an adverse effect to endoscope-assistant surgery.

Description

Fixation device for endoscope-assistant surgery

Technical field

The utility model belongs to the instrument field that the chamber or pipe of human body are checked with visual or photograph, specifically discloses a kind of use In the fixation device of endoscope-assistant surgery.

Background technique

Endoscope-assistant surgery is the invasive methods that a new development is got up, and is an inexorable trend of the following operation method development. By taking laparoscopic surgery as an example, laparoscopic operation method is to make three 1 centimetre of small notch in patient's waist, forms one and cries The pipe-like service aisle of " trocar ", later every operation, which passes through these three service aisles, to carry out, then with special lengthening Surgical instrument completes the step same as open surgery under TV monitoring and controlling, reaches same surgical effect.

Because the tubular working channel diameter of " trocar " is smaller, doctor can not directly be observed in the course of surgery, At this moment it needs to extend into camera lens in " trocar ", will in patient body the case where is real-time transmitted in display, to facilitate medical care Personnel understand the case where operation in time, perform the operation.

Existing lens head is in mostly truncated cone-shaped, but in present surgical procedure, it can be right there is no a device Camera lens is fixed, and needs other staff to hold camera lens always, and when operating time is longer, holds the operator of camera lens It will appear situations such as arm is ached, not only cause the fatigue of operator, but also man-hour manually hand-held camera lens be easy to cause the rolling of camera lens It is dynamic, it is unfavorable for going on smoothly for operation.

Utility model content

The purpose of this utility model is to provide a kind of fixation device for endoscope-assistant surgery, which can be in medical care people Member camera lens is fixed when endoscope-assistant surgery, and good fixing effect, and the shaking for avoiding camera lens generates not endoscope-assistant surgery Benefit influences.

In order to achieve the above objectives, the technical scheme that the utility model is provided is as follows: for the fixation device of endoscope-assistant surgery, packet Isolation cover, fixed part and interconnecting piece are included, isolation cover one end is connect with fixed part, and fixed part is detachably connected with interconnecting piece, even The fixing piece for fixed lens is equipped on the inside of socket part.

Using having the beneficial effect that for this base case:

1. isolation cover is put into " trocar " service aisle, and fixed part is placed in patient's skin in patient's operation It on skin, is fixed with medical proof fabric, medical staff's operation instrument is performed the operation in isolation cover, then isolation cover can incite somebody to action The pathological tissues of patient are isolated with other normal tissues, after especially tumour cell is cut, are being taken from the patient Tumour cell can be isolated with the normal cell of patient during out, avoid tumour cell contacted with other normal cells and It is infected normal cell also.

2. camera lens is fixed in isolation cover by fixing piece, man-hour manually hand-held camera lens is avoided, manual operation is reduced.

3. fixing piece is located on the inside of interconnecting piece, then after camera lens being fixed on fixing piece, it can be ensured that camera lens is with regard to direct position In the position in isolation cover, no longer needing to adjustment camera lens, operating procedure is reduced.

4. fixed part reaches the fixation to camera lens for isolation cover and fixing piece to be fixed, avoid because The shaking of camera lens and have an adverse effect to operation.

5. fixed part is detachably connected with interconnecting piece, then can according to need and dismantle interconnecting piece, i.e., only retain fixed part and Isolation cover avoids camera lens, fixing piece or interconnecting piece from causing to interfere to other surgical instruments, and isolation cover still plays isolation lesion The effect of tissue.

Further, the fixed part is annular in shape, and the isolation cover is cylindrical.It can guarantee do not have when camera lens shooting in this way There is dead angle.

Further, be equipped with annular groove on the inside of the fixed part, the interconnecting piece in a ring and can be caught in annular groove and with Annular groove is slidably matched.Interconnecting piece is caught in the connection and disassembly for facilitating interconnecting piece in annular groove, and can turn around annular groove Rotation connection, and then change the distance of fixing piece, that is, achieve the effect that change lens location, be needed suitable for different operations.

Further, the fixed part is fixed part made of plastic material.The fixed part lighter in weight of plastic material；It is convenient Carry out high-temperature sterilization；There is certain toughness, convenient for being caught in for interconnecting piece；The fixed part of plastic material is consolidated compared to metal material Determine portion, will not make patients' feeling to discomfort when contacting with patient skin.

Further, the fixing piece includes connecting rod and fixed ring, connecting rod both ends respectively with it is on the inside of interconnecting piece and fixed Ring connection.Because camera lens is in a circular table shape, camera lens is directly inserted into the fixation that can be realized in fixed ring to camera lens, operation letter Just；And fixed ring is connect by connecting rod with interconnecting piece, then after camera lens is fixed, there is a certain distance between isolation cover, it will not It is close to isolation cover, keeps the coverage of camera lens wider, shooting effect is more preferable.

Further, the connecting rod and fixed ring are rotatablely connected.Fixed ring can be rotated to adjust the angle of camera lens, a side Face can be adapted for the operation of different demands, on the other hand can also generate interference to avoid camera lens and surgical instrument.

Further, the isolation cover is isolation cover made of transparent plastic.Use isolation cover made of transparent plastic, camera lens Shooting effect when shooting is more preferable, also easily facilitates the observation of medical staff.

Detailed description of the invention

Fig. 1 is 1 schematic perspective view of the utility model embodiment；

Fig. 2 is the schematic diagram of isolation cover and fixed part；

Fig. 3 is the schematic diagram of connection ring in embodiment 2；

Fig. 4 is enlarged drawing at A in Fig. 3；

Fig. 5 is the cross-sectional view that connecting rod is connect with strut.

Specific embodiment

It is further described below by specific embodiment:

Appended drawing reference in Figure of description includes: isolation cover 1, fixed part 2, connecting rod 3, fixed ring 4, annular groove 5, connects Connect ring 6, strut 7, arc groove 8, groove 9, steel ball 10, spring 11.

Embodiment is substantially as shown in Figure 1 and Figure 2: for the fixation device of endoscope-assistant surgery, including isolation cover 1, fixed part 2 And interconnecting piece；Wherein isolation cover 1 is isolation cover 1 made of transparent plastic and isolation cover 1 is cylindrical, and fixed part 2 is plastics material Fixed part 2 and fixed part 2 made of matter are in a ring.Interconnecting piece is connection ring 6, the equal open-ended in 1 both ends of isolation cover, isolation cover 1 one End is connect with fixed part 2, and annular groove 5 is provided on the inside of fixed part 2, and connection ring 6 is detachably connected with fixed part 2, specific for company Connect that ring 6 can be caught in annular groove 5 and connection ring 6 can rotate in annular groove 5.It is equipped on the inside of connection ring 6 and is used for fixed lens Fixing piece.Fixing piece includes connecting rod 3 and fixed ring 4, and 3 both ends of connecting rod connect with 6 inside of connection ring and fixed ring 4 respectively It connects.

Specific implementation process using this fixation device is as follows: isolation cover 1 being put into " trocar " service aisle, and will Fixed part 2 is placed on patient skin, is fixed with medical proof fabric, then isolation cover 1 can be by the pathological tissues of patient and its He is isolated at normal tissue, and tumour cell is avoided to infect other normal cells.Connection ring is caught in annular groove 5, it can be with It is rotatablely connected ring 6 along annular groove 5, the fixed ring 4 in connection ring 6 is made to be in suitable position, in the course of rotation, fixed ring 4 always situated in isolation cover 1.Because camera lens is in truncated cone-shaped, directly camera lens, which is inserted into fixed ring 4, be can be realized to camera lens Fixed, medical staff can perform the operation according to the content that camera lens is shot, and no longer need to artificial hand-held camera lens.In surgical procedure In, the position of camera lens can also be adjusted by rotation connection ring 6, be varied the coverage of camera lens, in favor of medical care Personnel perform the operation to the tissue of different location.

For some operations for having special requirement, connection ring 6 can be removed, i.e., only retains fixed part 2 and isolation cover 1, keeps away Exempt from camera lens, fixed ring 4 or connecting rod 3 other surgical instruments are caused to interfere, and isolation cover 1 still plays isolation pathological tissues Effect.

Embodiment 2

As shown in Fig. 3, Fig. 4 and Fig. 5, the present embodiment the difference from embodiment 1 is that, further include strut 7 and steel ball 10.Even Extension bar 3 is equipped with cavity far from one end of connection ring 6, and cavity has circumferentially uniformly opened up multiple arcs slot 8.7 one end of strut and fixation Ring 4 is fixedly connected, and 7 other end of strut extend into cavity and is rotatably assorted with cavity.One end of the strut 7 far from fixed ring 4 Portion is equipped with groove 9, and steel ball 10 is located in groove 9 and is equipped with spring 11 between 9 bottom of steel ball 10 and groove.When one of arc When slot 8 and 9 face of groove, steel ball 10 can enter in arc groove 8 under the action of spring 11, and steel ball 10 enters arc groove 8 Volume be less than 10 volume of steel ball 1/2.

Under reset condition, steel ball 10 is that some is located in groove 9 and arc groove 8 respectively.At this point, strut 7 and company Extension bar 3 is static connection.In the course of surgery, different shooting angle is needed or in order to avoid camera lens and surgical instrument generate interference When, fixed ring 4 or strut 7 can be rotated, at this time steel ball 10 by cavity sidewalls extruding and compressed spring 11, enter groove In 9, strut 7 can rotate in cavity, until steel ball 10 enters in another arc groove 8, strut 7 and connecting rod at this time 3 be again static connection, and strut 7 is avoided to rotate always and camera lens is caused to rotate.

The particular number of arc groove 8 can according to the angle of camera lens self-setting, the quantity of arc groove 8 in the present embodiment It is eight.

Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.

Claims (7)

1. being used for the fixation device of endoscope-assistant surgery, it is characterised in that: including isolation cover, fixed part and interconnecting piece, isolation cover one end It is connect with fixed part, fixed part is detachably connected with interconnecting piece, and the fixing piece for fixed lens is equipped on the inside of interconnecting piece.

2. the fixation device according to claim 1 for endoscope-assistant surgery, it is characterised in that: the fixed part is in annulus Shape, the isolation cover are cylindrical.

3. the fixation device according to claim 2 for endoscope-assistant surgery, it is characterised in that: be equipped on the inside of the fixed part Annular groove, the interconnecting piece in a ring and can be caught in annular groove and be slidably matched with annular groove.

4. the fixation device according to claim 3 for endoscope-assistant surgery, it is characterised in that: the fixed part is plastics material Fixed part made of matter.

5. the fixation device according to claim 1 or 4 for endoscope-assistant surgery, it is characterised in that: the fixing piece includes Connecting rod and fixed ring, connecting rod both ends are connect on the inside of interconnecting piece with fixed ring respectively.

6. the fixation device according to claim 5 for endoscope-assistant surgery, it is characterised in that: the connecting rod and fixed ring Rotation connection.

7. the fixation device according to claim 1 or 4 for endoscope-assistant surgery, it is characterised in that: the isolation cover is Isolation cover made of bright plastics.