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  3. SIEMENS 1104935

SIEMENS 1104935 Cam Nuclear Imaging Gamma Camera Pcb Circuit E.cam Board 4354135 2104938

2104938 Siemens 1104935 E.cam Nuclear Imaging Gamma Camera Pcb Circuit Board 4354135

( Brand: Siemens ), ( Manufacturer Part Number: 1104935 ), ( Part Type: Circuit Cam Camera Board )

Review SIEMENS E.cam Nuclear Imaging Gamma Camera Pcb Circuit Board

The **Siemens 1104935 E.CAM Nuclear Imaging Gamma Camera PCB Circuit Board (Part Numbers: 4354135, 2104938)** is a high-performance, precision-engineered printed circuit board (PCB) designed specifically for Siemens advanced nuclear imaging systems, including gamma cameras used in medical diagnostics and research. This critical component serves as the backbone of the camera s electronic signal processing, housing an intricate network of analog and digital circuitry optimized for detecting, amplifying, and digitizing gamma-ray emissions from radioactive tracers within the human body. The PCB integrates a sophisticated array of hybrid integrated circuits, including photomultiplier tube (PMT) preamplifiers, pulse-shaping amplifiers, analog-to-digital converters (ADCs), and field-programmable gate arrays (FPGAs) or application-specific integrated circuits (ASICs) to ensure high-resolution imaging with minimal noise interference. Its robust design incorporates multilayer construction with high-density interconnects, shielding layers, and specialized materials to maintain signal integrity while withstanding the demanding environmental conditions of a clinical or research setting, such as temperature fluctuations, electromagnetic interference, and prolonged operational cycles.

Central to its functionality is the **4354135 module**, which interfaces directly with the gamma camera s detector array, converting weak photon signals into measurable electronic pulses with exceptional linearity and dynamic range. The **2104938 component** complements this by managing data acquisition, synchronization, and real-time processing, enabling seamless integration with Siemens proprietary imaging software for reconstructing high-fidelity scintigraphic images. The PCB s layout adheres to strict electromagnetic compatibility (EMC) standards, featuring differential signaling paths, decoupling capacitors, and ground planes to mitigate crosstalk and ensure accurate timing synchronization across multiple detector channels. Additionally, the board incorporates diagnostic and calibration features, allowing technicians to perform real-time performance checks, adjust gain settings, and validate detector uniformity critical functions for maintaining the camera s precision in identifying metabolic activity, blood flow, or other physiological parameters.

Built for durability and reliability, this PCB is constructed using high-grade, lead-free materials to meet stringent medical device regulations, including ISO 13485 and FDA compliance requirements. Its modular design facilitates easy servicing and upgrades, as individual sub-assemblies, such as the ADC modules or FPGA logic boards, can be replaced without compromising the entire system s functionality. Whether deployed in a hospital s nuclear medicine department, a research laboratory, or a specialized oncology clinic, this Siemens gamma camera PCB ensures consistent performance in capturing critical diagnostic images, supporting early disease detection, treatment planning, and ongoing patient monitoring with unparalleled accuracy and efficiency.

### **Pros and Cons of buying a Siemens 1104935 E.CAM Nuclear Imaging Gamma Camera PCB Circuit Board (Part Numbers: 4354135, 2104938)**

#### **Pros:**

1. **High Performance and Reliability**

The Siemens E.CAM gamma camera is a well-established system in nuclear medicine, known for its precision in imaging techniques such as SPECT (Single Photon Emission Computed Tomography). The PCB circuit board is a critical component that ensures accurate signal processing, detector alignment, and overall system functionality. Siemens has a strong reputation for manufacturing durable and high-performance medical imaging equipment, which suggests that this PCB is built to last with proper maintenance.

2. **Compatibility with Existing Systems**

If you already own or operate a Siemens E.CAM gamma camera, this PCB is likely a direct replacement part, ensuring seamless integration without the need for additional modifications. This reduces downtime and simplifies maintenance procedures.

3. **Support from Siemens and Authorized Distributors**

Siemens provides technical support, documentation, and spare parts for their equipment. Purchasing directly from an authorized distributor or Siemens ensures access to genuine parts, warranty coverage (if applicable), and expert assistance in installation or troubleshooting.

4. **Long-Term Availability**

Siemens medical imaging equipment has been in use for decades, and while newer models may have replaced older ones, the demand for spare parts like PCBs remains steady. This increases the likelihood of finding replacement parts even after the original system has been phased out in newer facilities.

5. **Cost-Effective for Repairs**

For facilities that cannot afford to replace an entire gamma camera system but need to restore functionality, replacing a faulty PCB can be significantly cheaper than purchasing a new system. This makes it a viable option for budget-conscious healthcare providers or research institutions.

6. **Compatibility with Software and Calibration Tools**

The PCB works in tandem with the camera s software and calibration tools, ensuring that imaging results remain consistent with clinical standards. This is particularly important for diagnostic accuracy in nuclear medicine procedures.

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#### **Cons:**

1. **High Cost**

Siemens original equipment manufacturer (OEM) parts, including PCBs, can be expensive compared to third-party alternatives. The cost may be prohibitive for smaller clinics or institutions with limited budgets. Prices can also vary depending on the supplier, with authorized dealers typically charging more than unauthorized resellers.

2. **Limited Lifespan and Wear**

Like all electronic components, PCBs degrade over time due to factors such as thermal stress, electrical noise, and exposure to radiation. If the PCB is old or has been subjected to harsh conditions, it may fail prematurely, leading to repeated replacements and increased long-term costs.

3. **Dependence on Siemens Support**

If the PCB fails shortly after purchase, Siemens or their authorized distributors may be the only reliable source for replacements or repairs. This can create delays in obtaining parts, especially if the facility is not a high-volume user of Siemens equipment. Some institutions may also face challenges if Siemens decides to discontinue support for older models.

4. **Potential for Counterfeit Parts**

Purchasing from unauthorized or unscrupulous sellers increases the risk of receiving counterfeit or refurbished parts that do not meet Siemens quality standards. Counterfeit PCBs may fail prematurely, compromise imaging accuracy, or even pose safety risks in clinical settings.

5. **Complex Installation and Testing**

Replacing a PCB in a gamma camera requires technical expertise, as it involves disassembling the camera, ensuring proper soldering or connector alignment, and recalibrating the system. Facilities without in-house technical staff may need to hire external specialists, adding to the overall cost.

6. **Environmental and Regulatory Considerations**

Nuclear imaging equipment must comply with strict regulatory standards (e.g., FDA, IEC, or local health authorities). If the PCB replacement affects the system s compliance, additional testing or certification may be required, adding time and expense to the process.

7. **Risk of Obsolescence**

While Siemens continues to support older models, advancements in technology may render the E.CAM system outdated over time. Future upgrades or integrations with newer software or imaging techniques may not be compatible with older PCBs, limiting the system s usability in the long run.

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### **Ending Conclusion:**

Purchasing the Siemens 1104935 E.CAM gamma camera PCB (part numbers 4354135, 2104938) is a practical solution for facilities that rely on this system for nuclear imaging. The PCB offers reliability, compatibility, and long-term availability, making it a sound investment for maintaining or restoring a critical piece of medical equipment. However, the high cost, potential for counterfeit parts, and dependency on Siemens support are significant drawbacks that must be carefully considered.

For institutions with limited budgets or those unable to afford OEM parts, exploring refurbished or third-party options (with caution) may be an alternative. However, these options carry risks, including inconsistent quality and voided warranties. Ultimately, the decision should be based on the facility s financial capacity, technical resources, and long-term needs for nuclear imaging technology.

### **Recommendation:**

1. **Verify the PCB s Condition and Age:** Ensure the PCB is not excessively worn or damaged. Request documentation or a visual inspection from the seller to confirm its authenticity and functionality.

2. **Purchase from Authorized Sources:** Buy directly from Siemens or an authorized distributor to guarantee genuine parts, warranty coverage, and access to technical support.

3. **Budget for Installation and Testing:** Account for the cost of professional installation, recalibration, and any necessary software updates to ensure the system operates correctly after the replacement.

4. **Consider Long-Term Costs:** Weigh the upfront cost of the PCB against the potential savings of avoiding a full system replacement. If the camera is nearing the end of its useful life, evaluate whether upgrading to a newer model would be more cost-effective in the long run.

5. **Explore Financing or Leasing Options:** If the cost is prohibitive, inquire with Siemens or medical equipment suppliers about financing plans or leasing arrangements to spread out the expense.

6. **Document the Replacement:** Keep records of the purchase, installation, and any post-replacement testing to facilitate future maintenance or warranty claims.

For most healthcare facilities or research institutions that depend on the Siemens E.CAM system, replacing the PCB is a justified investment when done through legitimate channels. However, those with financial constraints or limited technical support should carefully assess their options and consider whether alternative solutions such as upgrading to a newer system might be more sustainable in the long term.

Details:

Good condition. Offers available.

part #: 1104935 prices

  • $1450.00-$1725.24

specifications pcbemdev:

  • brand: Siemens
  • mpn: 1104935
  • part type: Circuit Cam Camera Board

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  • policy: No Returns

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  • carrier: FedEx
  • service: FedEx Ground Economy
  • cost: $40.00
  • transit: 5-11 Days
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  • class: Economy

general pcbemdev:

  • Electronic Components Semiconductors > Circuit Boards Prototyping > Printed Circuit Boards PCBs
  • condition: Used

offer pcbemdev:

  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home
  • started: March 13, 2026
  • best offers: True
  • sold: 0

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seller pcbemdev:

  • rating: 100.0%
  • # reviews: 122
  • city: Marlboro, New Jersey
part type: circuit cam camera board,
category: business & industrial > electronic components semiconductors > circuit boards prototyping > printed circuit boards pcbs, sku: 16650403796918603,
Siemens 1104935 Is Similar To:
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3 offers $1450.00–$1725.24 USD
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  • Used. Offer #2 priced at $1450.00 + $40.00 shipping estimate = $1490.00* total. Comes as is. Good condition.+$40.00 shipping
  • Used. Offer #3 priced at $1610.00 + $35.14 shipping estimate = $1645.14* total. The backplane design allows for efficient data collection and processing, making it essential for precise and accurate imaging results in medical and research settings The MEB Backplane E-CAM SIEMENS camera is a specialized device designed for use in nuclear medicine imaging systems.+$35.14 shipping

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